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The beginner's guide to the FDA 510(k)
This article is an excerpt from The beginner's guide to the 510(k) ebook.
Table of Contents
- Introduction
- 510(k) basics
- Contents of a Traditional 510(k)
- 510(k) submission and timelines
- Other 510(k) forms
Congratulations! You have successfully developed a new medical device. Now you need to take it to market. In the United States, this often means submitting a 510(k). A 510(k) is a structured package of information about your device and its performance and safety that you submit to the Food and Drug Administration (FDA) for “clearance” before you can sell your device in the U.S. In order to receive clearance from the FDA, your 510(k) will need to demonstrate that your medical device is substantially equivalent to another legally marketed device (called a predicate device). The substantial equivalence approval process is a simple equation that looks something like this:

The 510(k) is generally the most efficient route to market clearance in the U.S. because you show your device is safe and effective based on this substantial equivalence standard, instead of needing to present more extensive clinical trial data.
There are three types of 510(k): Traditional, Abbreviated, and Special. This eBook will begin with a general overview of the 510(k) process, including its purpose and benefits. Next, we will explore the Traditional 510(k) and the sections and components required in depth. Finally, we will look at the Special and Abbreviated 510(k).
FDA: background and device oversight
Before we explain what a 510(k) is let’s first talk generally about the FDA and device oversight. The FDA is the U.S. governmental agency responsible for overseeing medical devices, drugs, food, and tobacco products. When it comes to medical devices, the FDA’s mission is to “protect the public health by ensuring the safety, efficacy, and security of…medical devices.” At the same time, the FDA also has an interest in “advancing public health by helping to speed innovations.” In other words, the FDA’s goal is to make sure devices are safe and effective for public use, while also ensuring that devices have a quick and efficient path to market.
In order to achieve this balance of safety and efficiency, the FDA has three different levels of oversight depending on the risk level of the device: (1) exempt from premarket submission, (2) Premarket Notification, also known as 510(k), and (3) Premarket Approval (PMA).

When is a 510(k) required?
A 510(k) is required for medium risk devices that have a predicate on the market which can be used to demonstrate the safety and effectiveness of the new device. Meanwhile, a PMA is required for high-risk or novel devices which require a higher level of scrutiny to be confirmed safe and effective.
A 510(k) is not only required for new devices, but also for devices that have been modified in a way that could impact safety or effectiveness. This could include changes to the:
- Design
- Components
- Materials
- Chemical composition
- Energy source
- Manufacturing process
- Intended use
You must submit your 510(k) at least 90 days before marketing the device.
What Exactly is Substantial Equivalence?
Now that we know what a 510(k) is, let’s talk about the substantial equivalence standard. You’ll recall from the introduction that your 510(k) must show that the new (or modified) device is substantially equivalent to at least one other legally marketed device, called a predicate device. Substantial equivalence looks at the intended use and the technological characteristics of the two devices.
More specifically, you must show:
- that the new device has the same intended use as the predicate, and
- the differences between the two devices do not raise questions about the safety and effectiveness of the new device.

Now let’s take a closer look at intended use and technological characteristics.
Intended use
Intended use means the general purpose or function of the device. The FDA will look at your proposed labelling and your Indications of Use section of the 510(k) to determine the intended use of your device (this is covered in Chapter 2). Intended use includes:

Technological characteristics
Once the FDA has determined that a predicate device exists and that the new device and the predicate device have the same intended use, it will move on to compare the technological characteristics. Technological characteristics include:
- Materials
- Design
- Energy source
- Other device features
The two devices do not have to be identical, and in fact they almost never are. The key here is to demonstrate that any differences do not have a significant impact on safety or effectiveness. Here’s what to cover when you compare your device’s technological characteristics with that of the predicate device:
Overall description of the device design
- Engineering drawings or diagrams to explain the device and component parts.
- List of component parts and explanation of how each component contributes to the overall use and function of the device.
- Physical specifications: dimensions, weight, temperature, tolerances, etc.
Materials
- Detailed chemical formulation used in all materials of constructions (especially those that come into contact with a patient).
- Any additives, coatings, paint, or surface modifications.
- How materials have been processed and what state they’re in.
Energy Sources
- Use of batteries, electricity, etc.
Other technological features
- Software/hardware
- Features
- Density
- Porosity
- Degradation characteristics
- Nature of reagents
- Principle of the assay method
In deciding whether the differences in technological characteristics impact safety or effectiveness, the FDA will typically rely on descriptive information about the technological characteristics as well as non-clinical and clinical performance data.
Let’s look at an example: A manufacturer submits a 510(k) for a new type of contact lens. Both the new device and the predicate device are indicated for daily wear for the treatment of astigmatism. The predicate device is only available in a clear lens, but the new device comes in a line of colors, including purple tinted lenses.

Who is responsible for submitting a 510(k)?
The following four types of organizations may be responsible for submitting a 510(k):
Manufacturers
- End-of-line device manufacturers who will be placing a device on the U.S. market.
- Note: Does not apply to component part manufacturers unless components will be marketed independently.
Specification developers
- Companies that develop the specifications for a finished device which has been manufactured elsewhere
Repackers or relabelers
- Required to submit a 510(k) if they significantly alter the labeling or condition of the device, including modification of manuals, changing the intended use, deleting or adding warnings, contraindications, sterilization status.
- Note: This is rare. The manufacturer, not the repackager or labeler, is typically responsible for the 510(k) submission.
Importers
- Importers that introduce a new device to the U.S. market may need to submit a 510(k), if it hasn’t already been submitted by the manufacturer.
Now that we’ve covered the basics, let’s explore what actually goes into your 510(k).
A Traditional 510(k) should contain all the following components in the list below. In some cases, a particular section may not apply to your device. When that happens, it’s a good idea to include the section anyway and just state “This section does not apply” or “N/A” under that heading.
To continue reading this eBook including a detailed walk-through of all the Traditional 510(k) components, submission requirements and timelines, and an overview of the other 510(k) forms including the Abbreviated 510(k) and the Special 510(k), please register to download the full version
The ultimate guide to the China UDI system and database
This article is an excerpt from The ultimate guide to the China NMPA UDI system and database ebook.
Table of Contents
- Overview
- UDI basics and benefits
- UDI format requirements and issuing entities
- UDI database and submission requirements
- Implementation of UDI and the UDI database in China
The current Chinese medical device regulatory regime kicked-off in 2014 with the Regulation on Supervision and Administration of Medical Devices. This core set of registration requirements, modeled after the United States and European Union systems, established a set of device classifications (class I, II, and III) based on risk and procedures for obtaining market clearance for each type of device.
Medical devices in China are regulated by the National Medical Products Administration (NMPA). Class I devices, such as clinical laboratory equipment or non-invasive skin dressings, require only notification to the NMPA for marketing authorization, and that authorization does not expire. Class II and III devices such as implantable devices or devices with a measuring function require full registration and a formal review before market clearance can be obtained.
These initial regulations have been expanded since their introduction, adding accelerated pathways to market for certain products in certain regions, easing acceptance of clinical data from overseas, and more specific roles and responsibilities for local agents of international manufacturers. In addition, in 2019, the regulations added a provision that medical devices carry a unique device identification (UDI). China’s UDI requirements are similar to those in the US and European Union. They establish specific device ID and labeling requirements, as well as a central, state-administered database of devices.
This eBook walks through the basics of medical device UDIs, the specifics of China’s implementation, and how MedTech companies who market their devices in China can prepare for the full rollout of these regulations in the coming years.
A UDI is a unique alphanumeric code that is designed to identify medical devices sold in a particular country/region from manufacturing, through distribution, to use by a patient. Like other aspects of the medical device regulatory regime, the UDI system in China follows the approach taken by the United States FDA and European Commission, and is based on the guidance from the International Medical Device Regulators Forum (IMDRF). Generally, UDI systems are designed to improve patient safety and optimize care by:
- Increasing the traceability of medical devices, including field safety corrective actions
- Providing an unambiguous identification method for medical devices throughout distribution and use
- Making adverse event reports more accessible
- Reducing medical errors by providing detailed information related to the device
- Simplifying medical device documentation and making it more consistent
There are three components to the UDI system in China:
- UDI code: The actual UDI code can be assigned by one of three (3) issuing agencies and contains information about the product, it’s expiration date, and the manufacturing batch/lot it’s associated with.
- UDI labeling: Put simply, medical devices must carry the UDI code on them. The regulations stipulate how devices and their packaging must be labeled for compliance.
- UDI database: In addition to labeling, all device UDIs must be submitted to a central database that is administered by the NMPA.
The following sections explore each of these components in more detail.
The UDI code
The first element of the UDI system is the code itself. The UDI code is the alphanumeric identifier that is associated with a specific medical device. UDI codes have two (2) elements to them, the UDI device identifier (UDI-DI) or static portion, and the UDI production identifier (UDI-PI) or dynamic portion. You can see the two components in the UDI diagram below:

The UDI-DI contains information about the issuing entity—the organization that is authorized to assign UDI codes. In China, this can be one of three entities: GS1, an international barcode and electronic data interchange standards organization, and two domestic organizations: the Zhongguancun Industry & Information Research Institute (ZIIOT), and AliHealth. Additional details about the issuing agencies are covered in Chapter 2. In addition, the UDI-DI contains information about the manufacturer and the specific model or version of the device.
The UDI-PI contains information about the manufacturing and production of the device. This typically includes information about the lot or batch number in which the device was manufactured, the manufacturing date and expiration date for the device (if applicable), and the specific serial number for the device. Here you can see all of the components marked up using the same UDI example:

Note that each packaging permutation and level for a given device will need to be assigned its own UDI. So for example, let’s say that a company manufactures 5ml enteral (oral) syringes in two packaging options: 1 – packaged individually and 2 – packaged in a box of 5. Each packaging option would need its own UDI, despite the fact that the underlying product is the same.

Now looking at packaging levels, let’s assume that the manufacturer packages the single syringe offering into boxes of 6, and again into larger containers of 24. Each of those packaging options needs its own UDI as well.

Labeling
In addition to obtaining UDI code for each device as outlined in the previous section, medical device manufacturers are required to ensure that devices are appropriately labeled with the assigned UDI. This label is called the UDI Carrier. The UDI is represented in two forms on the UDI Carrier: a machine-readable form and a human-readable form.
The machine-readable form or automatic identification data capture (AIDC) is a barcode or some other technology that can be used to automatically capture UDI information. The NMPA regulations support 3 types of machine-readable formats: 1-dimensional barcode, 2-dimensional barcode, and radio-frequency identification (RFID).

The regulations note that “use of advanced automatic identification and data collection technologies is encouraged”—prompting manufacturers to use more modern 2D and RFID machine-readable carriers where possible. Note, however, that if a device uses RFID, the UDI Carrier must also include the UDI in barcode format.
The human-readable form or human-readable interpretation (HRI) is the numeric or alphanumeric code for the UDI that can be read and manually entered into systems.

The UDI Carrier should be included on the device and on all levels of packaging. The UDI Carrier must be clear and readable during the operation and use of devices. If there isn’t room on the device for both the human and machine-readable forms of the UDI, then manufacturers should prioritize the machine-readable form.
UDI database
The third component of the NMPA UDI system is the UDI database. This is a centralized database of UDI and product information, administered by the NMPA. Manufacturers are required to submit UDI information into the database within 60 days after a product is approved (for sale in China) and before it is commercialized. The database contains a more detailed product record than what is included in the UDI itself, and it is the responsibility of the manufacturer (and/or their in-country representative) to submit the information correctly, and ensure that it’s kept up to date.
Chapter 3 of this eBook goes into detail about the specific fields and data requirements for UDI database submissions.
To continue reading this eBook including information about UDI format requirements and issuing entities, implementation timelines, and affected device types, please register to download the full version.
The ultimate guide to the EU MDR/IVDR unique device identifier (UDI) System
This article is an excerpt from The ultimate guide to the EU MDR/IVDR UDI ebook.
Table of contents
- Overview
- UDI basics and benefits
- UDI format requirements and issuing entities
- UDI rules for specific device types
- Implementation of UDI and UDAMED in the European Union
- US vs EU UDI comparison
The EU Medical Device Regulation (2017/745) (“MDR”) and EU In Vitro Diagnosis Regulation (2017/746) (“IVDR”) introduce two new systems for information exchange: UDI (Unique Device Identifier) for device identification and EUDAMED (European Databank on Medical Devices) to centralize and disseminate information. UDI is a specific code assigned to all devices and higher levels of packaging. This will allow for devices being sold in the European market to be identified and traced through a globally harmonized approach. EUDAMED is the IT system developed by the European Commission to replace the EUDAMED2 database previously in place under the Medical Device Directives (MDD). EUDAMED is a multi-functional system that will be used to coordinate device registration, provide information about devices to industry professionals and the public, and highlight necessary safety details.
The EU MDR and IVDR UDI system is based upon the guidance of the International Medical Device Regulators Forum (IMDRF). It’s a globally harmonized system that’s designed to increase patient safety and optimize care.
UDI system goals
Increase patient safety
- Improve tracing of devices
- Reduce the presence of counterfeit devices
Ensure access to accurate information
- Unambiguous identification of devices throughout distribution and use
Improve post-market surveillance
- Improve accessibility of adverse event reports
Enhance supply chain Management
- Streamline supply chain process and inventory management
- Simplify medical device documentation processes
The UDI system has four key elements
Element 1: Assignment of UDI (UDI Components)
The first element of the UDI system is the assignment of a UDI. The UDI is a code of alphanumeric characters that acts as the access key to information about a specific medical device on the market. The EU MDR and EU IVDR requires that a UDI be assigned to all medical devices except for custom-made or investigational devices. There are three components of a UDI:
- Basic UDI-DI
- UDI (consisting of UDI-DI and UDI-PI)
- Packaging UDI (Note: This is not an official term used in the EU MDR and IVDR, but we’re using it to help explain the concept. The Packing UDI is part of the UDI itself.)
1. Basic UDI-DI
The Basic UDI-DI identifies the device group that a particular device fits into. A device group is a group of products that all share the same intended purpose, risk class, essential design, and manufacturing characteristics. A device group is generally classified by medical device manufacturers as a “Product Family” or “Product Category,” depending on the internal nomenclature used within the company. The Basic UDI-DI functions as a parent or higher-level descriptor of a device.
NOTE: There can only be one Basic UDI-DI per UDI-DI.
The Basic UDI-DI is not printed on the product itself or on the packaging of a product, but rather it must be included in the following documents and applications:
- Certificates (Including Certificate of Free Sale)
- EU Declarations of Conformity
- Techical Documentation
- Summary of Safety and Clinical Performance
2. UDI (UDI-DI and UDI-PI)
The second component is the UDI itself, which consists of two parts:
Device Identifier (DI)
Production Identifier (PI)
The UDI-DI (Device Identifier DI, also referred to as “static”) identifies specific, detailed information about a particular device. If any of the below details should change, the device will need a new UDI-DI.
- Name or trade name of the device
- Device version or model
- If labelled as a single use device
- Packaged as sterile
- Maximum number of uses
- Need for sterilization before use
- Quantity of devices provided in a package
- Critical warnings or contra-indication
- CMR/endocrine disruptors
NOTE: There can be several UDI-DIs for one Basic UDI-DI.
Meanwhile, the UDI-PI (Production Identifier PI, also referred to as "dynamic") contains manufacturing information (including serial number, lot/batch number, software identification, and manufacturing or expiry date or both types of dates.)
To better illustrate this concept of Basic UDI-DI and UDI (UDI-DI and UDI-PI), let’s use a syringe as an example. The Basic UDI-DI would identify the category of a syringe, for example, "Enteral (Oral) Syringe."
A 5ml Enteral (Oral) Syringe – Sterile (Color: Purple) would get a unique UDI-DI and a 10m Enteral (Oral) Syringe – Sterile (Color: Orange) would get a unique UDI-DI. Both products would be associated to the same Basic UDI-DI. In this case, the "Enteral (Oral) Syringe," which defines the category.

Each time that 5ml Enteral (Oral) Syringe – Sterile (Color: Purple) is manufactured at the same revision, it will get a new UDI-PI per lot. See the graphic below.

Each product is identical and therefore has the same UDI-DI. However, the UDI-PI changes to reflect the manufacturing date, lot number, expiry date, and serial number, as applicable.
The UDI will contain all device-specific information and have the same functions as the comparable database (GUDID) of the United States FDA. The main difference (in EUDAMED) is that the UDI data is divided into components of Basic UDI-DI, UDI, and Packaging UDI.
3. Packaging UDI
The third component of UDI is the Packaging UDI. (Note: This is not an official term used in the EU MDR and IVDR, but we’re using it to help explain the concept.)
Each level of packaging, except shipping containers, must receive its own unique UDI. Packaging UDI refers to the unique UDI assigned to higher levels of packaging instead of the device itself.
In the event of significant space constraints on the unit of use packaging, the UDI Carrier may be placed on the next higher packaging level.
Returning to our earlier example of syringes, if a manufacturer first packages a single sellable syringe into an individual box, this package would receive its own UDI-DI and UDI-PI.
If then the manufacturer packages those individual boxes into containers of six (6), those containers would receive their own UDI-DI and UDI-PI.
And finally, if the manufacturer packages those six (6) containers into cases of four (4), those cases would receive their own UDI-DI and UDI-PI.
Each of those levels of packaging must be assigned its own UDI-DI and UDI-PI. The initial syringe did not change, but the way it is packaged did, therefore, requiring its own UDI-DI and UDI-PI.

Element 2: Placing UDI on the device and/or packaging
The second element to the UDI system is the placing of the UDI on the device or on its packaging through what is referred to as a “UDI Carrier.” The UDI Carrier is the part of the label that contains the UDI information that is applied directly to the device or included on the device packaging. The UDI Carrier should have both a machine-readable portion (AIDC) and a human-readable portion (HRI). (Specific details about each element of the UDI will be covered in Chapter 2.)
- Machine-readable form – AIDC – (Automatic Identification and Data Capture) is a barcode or other machine-readable technology that can be accessed automatically by scanning the UDI information.
- Human-readable form – HRI – (Human Readable Interpretation) is the numeric or alphanumeric code, which can be manually entered into the system for access to the UDI information.
If there are space constraints limiting the use of both the AIDC and HRI on the label, then only the AIDC is required to appear. However, on devices that are intended to be used in home-health care or other non-medical facility settings, the HRI would be required to appear.
Single-use devices may contain the UDI Carrier on its lowest level of packaging rather than on the device itself.
Reusable devices must include the UDI Carrier on the device itself, unless any type of direct marking would interfere with the safety or performance of the device, or if it is not technologically feasible to directly mark the device. If so, this should be properly documented in your design history file.
Most importantly, the UDI Carrier must be readable for the intended lifecycle of the device.
Below is an example of a GS1 AIDC and HRI barcode label.

Element 3: Storage of UDI information by Economic Operators
Storage of UDI information by "Economic Operators" is the third element of the UDI system. 2017/745 Articles 2(35), 22(1), and 22(3) define an economic operator as:
- A manufacturer
- An authorized representative
- A distributor
- An importer
- An investigator for clinical investigations
- A person who sterilizes systems or procedure packs
Class III, implantable device:
According to EU MDR 2017/745 Annex II, the manufacturer shall keep an updated list of all UDIs that it has assigned. Economic operators and all health institutions are required to store, preferably by electronic means, the UDI of all the devices for which they have supplied or with which they have been supplied.
For Devices Other than Class III:
Member States are encouraged, and in some cases require, health institutions to store, preferably by electronic means, the UDI of the devices with which they have been supplied. The UDI must also be included in any field safety notice for reporting serious incidents and field safety corrective actions.
The EU MDR and EU IVDR also give the European Commission authority to make additional requirements regarding the submission or maintenance of UDI information. In making those decisions, the European Commission must consider six (6) areas:
- Confidentiality and data protection
- Risk-based approach
- Cost-effectiveness of the additional measures
- The need to avoid duplications in the UDI system
- The needs of the healthcare systems of the member states
- Harmonization with other medical device identification systems
To continue reading this eBook including information about the EUDAMED database, UDI format requirements and issuing entities, implementation timelines, and key differences between the EU and US UDI systems, please register to download the full version
Ask Rimsys!
At Rimsys, we pride ourselves on delivering tools that empower medical device regulatory affairs professionals to simplify and automate daily workflows, react quickly to changing regulations, and track product registrations around the globe. In order to deliver software that empowers RA teams to exceed regulatory campaign expectations, we not only need to understand current and changing global regulations; but we also work hard to understand what the community is talking about, what issues they are trying to solve, and what they would like to explore in more depth.
So - we are asking for your input!
In order to address the topics that are of most interest to you, we’re launching our “Ask Rimsys” campaign. As part of this initiative, we invite you to submit your medical device regulatory questions to us - and once a week we’ll choose a question to answer either via direct social media response, a blog post, or even a short video response. Preference will be given to the following:
- Questions with interest to the broader regulatory community (we will not be able to provide individual or company-specific consultation).
- Questions which touch on regulatory workflows and best practices.
- Questions dealing with the use of technology in optimizing regulatory activities.
If your question is selected, we’ll send you some Rimsys gifts - typically one of our highly requested “Regulatory Ducks in a Row” t-shirts featuring our too-cool for regulatory problems mascot, Reggie the Regulatory Duck. Look for random giveaways during the week too!
We’ll also be holding periodic “As us Anything” webinars with our regulatory team and other experts. These webinars will most often cover a broad topic, such as UDI, and we will take questions ahead of, and during, the webinars. Check out our events page for a list of upcoming webinars and recordings of past webinars.
As a company built by regulatory professionals, we understand the constant pressure on regulatory affairs professionals to stay on top of the changing regulatory landscape and improve your game. That’s why we’re committed to being a reliable friend and a source of relevant information - as well as a provider of world-class RIM software and services. So, help us focus on the issues most important to you by submitting your regulatory questions on Twitter by using #AskRimsys (and be sure to follow us) or answering our short 3-question survey.
And feel free to respond to any of questions or our responses with any regulatory insights you have as well. We look forward to hearing from you, and remember, #AskRimsys!
Introduction to Notified Bodies
The medical device industry is vast, diverse, and heavily regulated, with different countries and regions having varying regulatory requirements and processes. The European Union (EU) is one of the largest markets in the world for medical devices, and if you intend to put a medical device on the market in the EU, there is a good chance you’ll have to work with a Notified Body.
So, what is a Notified Body? In this brief blog post, we’ll discuss what Notified Bodies are, what they do, and how to work with one.
What is a Notified Body?
Notified Bodies play the role of gatekeepers to the EU market for a majority of medical devices/in vitro diagnostics. Notified Bodies for medical devices are independent organizations appointed by EU member states to assess the conformity of certain products before they are placed on the market. Conformity assessments ensure that products are technically safe, compliant, correctly documented, and manufactured under the correct conditions as outlined by applicable legislation, primarily the EU MDR and IVDR in the case of medical devices.
It’s important to note that not all Notified Bodies have the capability to perform assessments for all types of products. For instance, some Notified Bodies have been designated for MDR, meaning they can perform conformity assessments according to EU MDR 2017/745, Article 35, and others can provide conformity assessments for in vitro diagnostics (IVDs) in accordance with EU IVDR 2017/746, Article 32. It’s essential to make sure you work with the right Notified Body to get your medical device to the EU marketplace.
What types of medical devices require a Notified Body?
Medical devices regulated under the MDR as Class IIa, Class IIb, or Class III devices require that a conformity assessment be performed by an accredited Notified Body before receiving a CE marking and being placed in the market. Some Class I devices also require an assessment by a Notified Body, including devices that are sterilized, have a measuring function, or are reusable surgical instruments. Other Class I devices can be self-assessed by the manufacturer.
In vitro diagnostic (IVD) devices designated as Class B, Class C, or Class D also require a conformity assessment by a Notified Body. Only Class A IVDs can be self-assessed by the manufacturer.
What is the role of Notified Bodies under the EU MDR/IVDR?
All medical devices must have CE marking before they can enter the European market. One of the main roles of Notified Bodies is to provide conformity assessment on medical devices before granting them a CE marking, which is also known as a “European Passport,” as it allows products to move relatively freely throughout the EU.
Notified Bodies provide conformity assessment during both the design and production phases of a product, ensuring that medical device manufacturers live up to the requirements of the MDR/IVDR. They audit manufacturing processes and conditions, quality management systems (QMS), and product specifications to make sure that they conform with EU regulations before being placed on the market. It’s also the role of the Notified Body to make sure the manufacturer has the infrastructure in place to market and provide post-market surveillance in the EU.
Notified Bodies provide conformity assessment in support of the EU MDR/IVDR General Safety and Performance Requirements (GSPR) but ultimately, it’s the manufacturer’s responsibility to ensure all requirements have been fulfilled. This includes choosing the right Notified Body to work with to get their medical device on the EU market.
How do you choose the right Notified Body to work with?
It might surprise you to know that not all Notified Bodies are designated for both MDR and IVDR, meaning that it is critical that you do your due diligence to connect with the right Notified Body for your product. Notified Bodies are designated by the competent authority of EU member states to perform certain types of conformity assessments for certain types of medical devices and manufacturing processes/conditions. This means that the Notified Body you work with is largely dependent on the type and classification of your medical device as well as the type of conformity assessment process you want the Notified Body to perform. A list of accredited Notified Bodies is available in the EU NANDO database, which can be searched and filtered by country, specific legislation, and other technical competencies.
A lot rides on selecting the right Notified Body, so it’s imperative that you find the organization that best fits your company’s needs. Learn what you can about their processes, how they communicate with their clients, and even their submission templates and processes. Choose an organization whose standards and processes align with your company’s goals.
According to Rimsys regulatory expert, Bruce McKean, when it comes to working with a Notified Body, “You can benefit from building a relationship with your Notified Body and collaborating with them on various topics. Although MDR and IVDR have forced more stringent requirements that may hinder a consulting relationship, they’re usually willing to offer a certain level of guidance to help you.”
Choosing and working with an Notified Body is a critical step towards getting your product on the EU market, especially for new medical devices. Be sure to do your research before selecting an Notified Body, and communicate with them throughout the product realization phases to ensure your medical device is in compliance with MDR/IVDR requirements. Working successfully with a Notified Body is the best way to fast-track your medical device into one of the largest markets in the world.
Read more about the general safety and performance requirements (GSPR) that Notified Bodies use as the basis for conformity assessments.
MedWatch: The FDA safety information and adverse event reporting program
What is MedWatch?
What should you do if you encounter a serious side effect from a prescription drug you've taken? Or what if you were using a medical device and it malfunctioned and caused you serious harm? Do you contact the manufacturer, your doctor, or your local government? The quick answer is to contact the FDA, and it’s not as complex as you may think.
In the early 1990s, the FDA knew it needed a reliable way to help physicians, health care workers, and all those who work in the medical field to report adverse events related to pharmaceuticals and medical devices. An adverse event is any undesirable experience associated with the use of a medical product or pharmaceutical drug. They wanted a system that could be used to track these events and give them the insight they needed to review and track the reported issues.
In 1993 the FDA introduced the MedWatch program designed to collect voluntary reports of adverse reactions and quality problems of drugs and medical devices, along with all other FDA-regulated products such as dietary supplements, cosmetics, pet food, toys, tobacco, infant formulas, etc. The Stakeholder Engagement Staff within the office of the FDA commissioner is ultimately responsible for this program. They work closely with all FDA centers and offices across the entire agency and serve as a liaison between stakeholder organizations and the general public. In addition, it is their responsibility to report on medical product safety alerts, recalls, statements, and periodic safety labeling change summaries.
MedWatch is not only for medical professionals to report adverse events, but the public is also encouraged to report adverse events as well. And reporting an event to the FDA may be easier than you may think.
MedWatch Reporting
When the FDA approves a medical drug or product, the agency has determined that the benefits of the product outweigh the risks. But, sometimes there are unforeseen risks that are discovered once a product or drug gets to market and people start using it. For example, a product may be used by a larger and more diverse group of people than was represented in the clinical testing. They may differ in the complexity of their health problems or other medications that they use. Because of these unanticipated events, the FDA encourages people to report problems they feel that they’ve experienced.
To report a voluntary event online, you can use the MedWatch Online Voluntary Reporting Form 3500B, which is located on the FDA’s website. Form 3500B is a consumer-friendly reporting form that contains less technical language than the online FDA Form 3500, which is to be used by healthcare professionals. The form will step you through the process and should take about 15-20 minutes to complete. You can submit your contact information (in case they have questions or need clarification) or you can request that your information be kept confidential.
What happens after a report is made to MedWatch?
- FDA staff enter the report into a database so that it is available for review and comparison to other reports.
- An FDA safety evaluator, often a pharmacist, doctor, or nurse, reviews the report and examines the database for similar reports.
- The FDA monitors the data for trends and investigates, if appropriate.
- The FDA takes necessary action to protect public health.
Examples of FDA actions that could result from a report include:
- issuing safety alerts with recommendations to monitor a product's use, adjust the way it is used, or stop using it
- updating the product labeling to reflect new warnings
- inspecting the manufacturer
- requesting a change in the product’s design, manufacturing process, packaging, or distribution
- requesting that a company recall a product
MedWatch is a safety tool for everyone to use. Every MedWatch report is important and is recorded in an FDA database for review and comparison to similar previous reports. Taken together, these reports can identify trends and signal safety problems, leading to an FDA action to protect the public. Remember, reporting can help you, a family member, or someone else avoid harm, serious illness, or even death.
For more information, refer to the FAQ’s on the FDA website.
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An overview of 21 CFR Part 820
What is 21 CFR Part 820?
21 CFR 820 is the FDA federal regulation that pertains to quality systems for medical device manufacturers, and it is part of the agency’s set of Current Good Manufacturing Practices (CGMP) for industry. Also referred to as the FDA’s quality system regulation (QSR), the regulation defines design controls and quality processes at all stages of device development in order to ensure that all medical devices marketed in the United States are safe and effective.
21 CFR 820 consists of 15 subparts, which define quality system requirements for each stage and function within the medical device manufacturing process. We define each subpart below.
Federal regulations are organized as Title → Chapter → Subchapter → Part, which means that 21 CFR 820 is short-hand for:

21 CFR 820 vs ISO 13485
ISO 13485 is the de facto international quality system standard for medical device manufacturers, but this is not currently the standard in the United States. While Part 820 and ISO 13485 are structured differently, they have no conflicting requirements. Therefore, companies that are marketing medical devices in the U.S. and in other markets will need to comply with both ISO 13485 and the FDA’s QSR, as defined in 21 CFR 820.
However, the FDA is moving towards harmonizing these standards, and on February 23, 2022 issued a proposed rule to amend the QSR to align more closely with the international consensus standard for Quality Management Systems, primarily by incorporating reference to the ISO 13485 standard. The FDA has published FAQ’s about the proposed rule.
21 CFR Part 820 Requirements
Part 820: General Controls (subpart A)
The General Controls subpart contains three sections providing general information about the regulation, including the scope and applicability along with key definitions.
Scope
The regulation defines current good manufacturing practice (CGMP) requirements governing the methods, facilities, and controls used for the “design, manufacture, packaging, labeling, storage, installation, and servicing of all finished devices intended for human use." Specifically, this subpart defines:
- Applicability:
The requirements of this regulation are intended to ensure the safety and efficacy of all finished medical devices intended for human use that are manufactured in or imported into the United States. Manufacturers that are involved in some, but not all, manufacturing operations should comply with those requirements that are applicable to the functions they are performing.
Exceptions:
- This regulation does not apply to manufacturers of medical device components, but such manufacturers are encouraged to use this regulation as guidance.
- Class I medical devices are exempt from the Design Controls defined in this regulation, except for those listed in § 820.30(a)(2).
- Manufacturers of blood and blood components are not subject to this regulation but are subject to Biologics good manufacturing practices as defined in Subchapter F, Part 606 of the regulation.
Definitions
This section of the regulation contains definitions for a number of terms used throughout the document. The following are the major definitions related to quality records:
- Design history file (DHF): A compilation of records that describes the design history of a finished device.
- Design input: The physical and performance requirements of a device that are used as a basis for device design.
- Design output: The results of a design effort at each design phase and at the end of the total design effort. The finished design output is the basis for the device master record. The total finished design output consists of the device, its packaging and labeling, and the device master record.
- Device history record (DHR): A compilation of records containing the production history of a finished device.
- Device master record (DMR): A compilation of records containing the procedures and specifications for a finished device.
Quality System
The section of the regulation sets the basic requirement for a quality system by stating that “Each manufacturer shall establish and maintain a quality system that is appropriate for the specific medical device(s) designed or manufactured, and that meets the requirements of this part.”
The term “appropriate” is used throughout this regulation and can be open to interpretation. A manufacturer, however, should assume that all requirements are appropriate and applicable except in cases where non-implementation of the requirement can be shown to have no effect on the product's specified requirements or ability to carry out necessary corrective actions.
Quality system requirements (subpart B)
This section of the regulation defines the overall responsibilities and the resources required for the management of the quality system.
Management responsibilities
Executive management is responsible for establishing a quality policy and ensuring adequate resources to effectively maintain and manage the quality system. In addition, management is responsible for establishing a specific quality plan, consisting of relevant practices, resources, activities, and procedures.
Quality audit
Periodic audits of the quality system are required to be conducted by personnel not directly responsible for the activities being audited. The dates and results of each audit need to be documented, along with the results of the audit. It is expected that corrective actions and, when necessary, reaudits, be performed for any identified noncompliances.
Personnel
Manufacturers are responsible for assigning sufficient personnel with appropriate experience and training to perform all tasks required by the quality system plan.
Design controls (subpart C)
Manufacturers of all class II and class III medical devices, along with the specific class I devices listed in paragraph (a)(2) of this regulation, are required to establish design control procedures that ensure design requirements are met as specified.
Design controls shall define:
- Design and development planning - Plans that describe the design and development activities, and responsibilities for these activities and their implementation.
- Design input - Procedures that ensure design requirements are appropriate and address the intended use of the device.
- Design output - Procedures that document design output, including acceptance criteria, so that conformance to design input requirements can be adequately evaluated.
- Design review - Formal and documented reviews of the ensign results that include participation from representatives of all.
- Design verification - Procedures for verifying the device design that confirm that the design output meets the design input requirements.
- Design validation - Procedures for validating the device design, ensuring that devices conform to defined user needs and intended uses, and including testing of production units under actual or simulated conditions.
- Design transfer - Procedures to ensure that the device design is correctly translated into production specification.
- Design changes - Procedures for identifying, documenting, validating, and managing the verification and approval process of all design changes before they are implemented.
- Design history file - A design history file (DHF) is required for each type of device and should include or reference the records necessary to demonstrate that the design was developed in accordance with the approved design plan and device requirements.
Document controls (subpart D)
Medical device manufacturers are required to put in place document controls for all documents required in this regulation.
Document approval and distribution
One or more people must be assigned to review and approve documents prior to issuance. The approval must be documented, include a date and the signature of the approver, and be made available at all locations where applicable. Procedures must also be in place to ensure that obsolete documents are removed and/or prevented from being used.
Document changes
Similar to document approval procedures, changes to documents must be approved, reviewed, and documented. Records of all changes must be maintained.
Purchasing controls (subpart E)
To continue reading this Regulatory Brief, including a definition of the remaining subparts and a comparison of 21 CFR 820 to ISO 13485, please download the full brief.
What is the FDA eSTAR program?
History
In September of 2018, the FDA took their first step in their commitment to improve the process of a 510(k) electronic submission. This commitment was established as part of the Food and Drug Administration Safety and Innovation Act (FDASIA) that was enacted on July 9, 2012, amending the FD&C Act by adding section 745A.
Based on the FDA’s experience with the original eSubmitter process, the Center for Biologics Evaluation and Research (CBER) group piloted a slightly different program and called it the Electronic Submission Template and Resource Pilot Program, thus creating eSTAR. This second attempt at electronic submissions consists of a collection of questions, text, and prompts within a PDF template that guides a user to a ‘complete’ 510(k) electronic submission.
The FDA’s goal of this process is to enhance the quality of submissions by helping to ensure consistent, quality, comprehensive data for the Center for Disease and Radiological Health (CDRH) premarket review. With a standardized format in place, submitters of a 510(k) or De Novo can ensure that their submissions are complete and premarket reviews will be more efficient.
eSTAR timeline
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eSTAR Requirements
Currently, eSTAR is a voluntary process that will become mandatory starting October 1, 2023. It is free to use by medical device applicants wishing to submit a 510(k) or a De Novo to the CDRH, but is not to be used for combination products. Although it’s currently free to use, the standard submission fees for 510(k) and De Novo still apply.
A Refuse to Accept (RTA) review (a preliminary review used to ensure the submission is complete) will not be conducted on submitted eSTAR templates as the eSTAR template replaces this checklist and will state if the template is complete or incomplete on the first page. If the eSTAR does not have a completed status, it will not be reviewed by the FDA.
Guidance Information
The FDA has provided final guidance documentation in “Providing Regulatory Submissions for Medical Devices in Electronic Format — Submissions Under Section 745A(b) of the Federal Food, Drug, and Cosmetic Act” (referred to as the “745A(b) device parent guidance”). This guidance document provides a process for the development of templates to facilitate the preparation, submission, and review of regulatory submissions for medical devices solely in electronic format.
The FDA then provided final guidance in “Electronic Submission Template for Medical Device 510(k) Submissions.” There are exemptions listed in the guidance document that may allow users in certain situations to be exempted from eSTAR.
eSTAR Templates
The two templates provided by the FDA are PDF forms that can be filled out and saved, with attachments. The image below shows the device description page of the non-IVDR form. When using the form, red bars will appear in front of any required questions that have not yet been answered. Bars will turn green when all associated questions in a section have been completed. Gray bars indicate an optional question.

As questions are answered, additional dropdowns may appear that can require users to add additional information. For example, in the Pre-Submission Correspondence and Previous Regulatory Interaction Section within the non-IVD template, if you Select “Yes” the PDF will then add a section where you will need to add the Submission, Submission Number, and copies of the correspondence.

Pop-ups with useful information may also appear. For example, within the non-IVD template, in the General Device Characteristics Section, if a user selects that a device is a single use device, non-sterile or packaged as sterile, a Java Script window will appear with FDA guidance.

A note on embedded attachments: Any embedded attachments may only be used once per eSTAR PDF. You may need to “break up” documentation to fit the eSTAR template requirements if your testing reports cover multiple tests in one document.
What’s involved in a submission?
There are currently two processes for submission:
- The Customer Collaboration Portal
- Mailing the eCopy (CD, DVD or USB drive) containing the eSTAR PDF
First, effective July, 2022, The Customer Collaboration Portal was made available to existing users of the portal if they are the official correspondent of an organization and have also received the FDA email letting them know that they’re eligible.
The second method consists of a printed cover letter with an accompanying eCopy (CD, DVD or USB drive) containing the eSTAR PDF. Note that if the PDF submission exceeds 1 GB in size, it could delay the process, so high-resolution videos and images should only be included when necessary.
- Download the specific eSTAR PDF template for an In Vitro or Non-In Vitro device (see "Current eSTAR versions" section on this linked page).
- Fill out the template accordingly but note that it is only used for constructing - not submitting - your submission.
- The eSTAR does not need to comply with the FDA’s eCopy Guidance document, however, any additional files that are provided with the eSTAR PDF submission will need to comply with it. The FDA strongly recommends not providing additional files with the eSTAR PDF, though, as you already will be embedding your documents within the eSTAR template itself.
- You do not need to provide an Indications for Use page, the Premarket Review Submission Cover Sheet, or a Declaration of Conformity (if applicable) with your submission since they are already built into the eSTAR PDF. An additional option is to also build the 510(k) summary within the template itself instead of writing one.
An eSTAR submission will contain a larger number of files (as they will be embedded in the PDF eSTAR template) than traditional submissions, which are usually combined into one PDF file. We recommend preparing your entire submission before filling out the eSTAR template to minimize the need for reworking the submission.
A note on 510(k) product change submissions: The eSTAR template requires that all subsections be completed, so if you are submitting a 510(k) to address a product change, you will want to include a justification for not including original information in required sections that did not change. Otherwise, all submitted information will be reviewed again, even if it does not differ from the original submission.
Review Timeline
The review timeline will be similar to the review timeline for a non-electronic submission for a 510(k). The guidance document “The 501(k) Program: Evaluating Substantial Equivalence in Premarket Notification [510(k)]” can offer more details. The same would apply for the De Novo in that you would need to reference the guidance document “De Novo Classification Process (Evaluation of Automatic Class III Designation)” for review timelines.
Tracking the Submission
The FDA secures the information about each submission’s progress so only its Official Correspondent (your company’s submission representative) can view it. You will be able to track the progress of your submission by using the Customer Collaboration Portal (CCP).
- If this is your Official Correspondent’s first time tracking a submission online, the FDA will automatically email a link to create a login password soon after the FDA starts its review.
- The FDA currently displays progress online for Traditional, Abbreviated, and Special 510(k) submissions.
- The FDA will formally notify you of your submission’s status by emailing your Official Correspondent with official actions and requests.
The future of eSTAR
These efforts are part of the FDA’s ongoing commitment to work with the industry and to improve the efficiency of the medical device review process. The final guidance for the 510(k) eSTAR was published this month and will become effective October 1, 2023, for 510(k) and De Novo submissions. In the long term if MUDUFA V is passed with the current requests from the FDA, the process will become a required standard for additional submission types such a PMA and will replace the need to mail eCopies containing eSTAR files through the FDA Collaboration Portal.
RAPS wrap-up
What a great conference! This year’s RAPS Convergence conference in Phoenix was outstanding by many measures. Not only was this the first time in quite a while that our community has had a chance to network in person, but our team also reported that the quality of conversations and presentations far surpassed their expectations. Kudos to the RAPS conference team for putting together a valuable and memorable experience.
We asked our team to share their thoughts about the conference, along with information they learned while attending sessions or in conversation with other RA professionals. We’ve compiled their thoughts below.
General thoughts on the conference
The consensus from our team was that this conference attracted a really good group of knowledgeable regulatory professionals and that the majority of sessions were incredibly informative. Everyone referenced great conversations they had throughout the conference.
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There were a lot of discussions around the challenges that RA teams face today, and what can be done to ease the burden of regulatory professionals in the face of ever-changing requirements across the globe.
I was impressed by the consistently high level of quality in the conversations I had. Every person I spoke with had an intimate understanding of the challenges currently faced by industry and expressed a willingness to engage in conversation about how to improve things. While there are clearly significant challenges to overcome, I am bullish about the future.
James Trotter
And regulatory teams are looking for ways to be less reactive and find time for strategic planning to prepare for future challenges.
One of my biggest takeaways is the true shift in thinking that is happening within the industry in regard to the need to think strategically about supporting regulatory teams. In a number of conversations, it was mentioned that RA folks wished that they had more time to take a step back and have future-facing conversations, rather than just “keeping up” with their day-to-day activities.
Alex Tallentire
We noticed how well-attended the sessions were and heard comments from a number of people that they were having trouble deciding which sessions to attend. RAPS has made presentation slide decks available to attendees through the conference website.
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Reggie, our regulatory duck, was also a big hit! Did you get one of our duck t-shirts?
Key session takeaways
CDRH Forum
The conversation was animated during the CDRH Forum, which ended with FDA stating “Communication is key. We take all feedback seriously and we are consistently making improvements.” Discussions centered largely around MDUFA V and the use of eSTAR templates. FDA is focusing on addressing the rising volumes of premarket submissions. This includes hiring additional reviewers, better support of 3rd party reviews to eliminate the need for FDA re-review, improved deficiency letter communication, and the expansion of electronic templates for submissions (including use with PMAs). They see these methods plus others as helping the agency meet the performance requirements on MDUFA V.
EU Regulations: PMCF and SSCP
Industry frustration - both by Notified Bodies and manufacturers - clearly continues over the burdensome requirements around PMCF and SSCP. As a subset of PMS, a PMCF plan is critical to MDR compliance and mandatory for Class III and implantable devices. Having a good plan is key, and industry is struggling to figure out what to do with the data once it is collected.
Because the audience for SSCP documents is healthcare professionals and patients, manufacturers will have to conduct readability assessments for each Summary of Safety and Clinical Performance (SSCP) through computer-based software programs or layperson assessments in all languages used in the EU market.
EUDAMED UDI
While the EUDAMED UDI module isn’t expected to be mandatory until the second quarter of 2026, there are triggering events that will require a manufacturer to enter data into the UDI module earlier. For example, mandatory use of the EUDAMED Vigilance module is Q4, 2024. If you have to report a product in the Vigilance module, that product must also be entered into the UDI module at that time. Bruce McKean, Rimsys Director of Regulatory, says that “Manufacturers cannot wait, they must be proactive rather than reactive when it comes to UDI.”
eSTAR
During the Solution Circle on “How to efficiently prepare your eSTAR submission,” attendees learned that FDA plans to expand the program to include more submission types. eSTAR submissions require a larger number of files attached to the PDF checklist, compared to the number of files submitted under traditional submission programs. One recommendation was to prepare your submission completely before filling out the eSTAR template. It seems apparent that the eSTAR program is designed to make the review process simpler for agency reviewers, but does not simplify the creation of the submission by the manufacturers.
If you are submitting a 510(k) to address a product change, the eSTAR template requires that all subsections be completed, even if they are not applicable to the change. This means that previously submitted and cleared information goes under review again. To avoid this, the recommendation was made that submitters include justification for not resubmitting data in these sections, rather than including the original data.
It is believed that the current guidance will be made final by the end of September 2022 with a one-year transition period for 510(k) and De Novo submissions.
What’s next?

RAPS has announced that next year’s conference will be in Montreal, October 3-5. We look forward to seeing everyone there (and we are working on next year's t-shirt design already). After this year’s great conference, we can’t wait to see next year’s!
