The Ultimate Guide To Design Controls For Medical Device Companies
Table Of Content

After you complete your Design Transfer Design Review, you are almost ready for market launch. You also need to ensure that you have all the necessary regulatory clearances. Outside the U.S. regulatory submissions and files, such as CE Mark Technical Files, are provided to regulatory bodies upon completion of Design Validation, during Design Transfer. FDA PMA devices will be ready for FDA review upon completion of Design Validation. Generally speaking, as you successfully finish Design Verification, this means you are approaching a time when you can prepare a regulatory submission.
What is the Purpose of Design Controls?
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Basically, you need to ensure that the conditions under which the product is made for validation purposes are the same conditions anticipated for full-scale production. The design review is a formal review of the medical device design. Tracking work items through the development process can be challenging. Establishing traceability makes it easier to track work items, such as design outputs.

What Are Design Inputs and Design Outputs?
Chances are your product will help solve some current problem and address unmet needs. The table below shows an example of how these may translate into a design matrix. In other words, the intended use is the objective of the device, while the indication for use describes the disease or conditions that the device will diagnose, prevent, cure, or mitigate. And patient population is the group of people for which your device is intended and/or indicated. If the device contains software, confirm that the software was validated.
Document Design and Development Planning
A custom operating system (OS) is one way to mitigate the constantly evolving risks and navigate an ever-changing threat landscape. A custom OS can provide unparalleled control over security features, updates, patches and enhanced device management, offering a robust first line of defense against cyber threats. The way in which Design Controls are implemented should be adapted to the business needs and environment and is therefore the responsibility of senior management.
Also, while your developers will play a key role in developing inputs, you should also get input from people closest to the customer, such as people in marketing, tech support, and sales. For complex designs, it is not uncommon for this design input stage to consume as much as 30% of the total project time. These regulatory agencies have defined rules and regulations that you and others developing and manufacturing medical devices must follow.
Design outputs are the final results of the all the design and engineering work. They’re usually represented in models, drawings, engineering analysis, and other documents. But setting requirements will make or break product success, so it’s important to get them right.
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Everything we do is designed to help you develop, manufacture and commercialize products that help people live longer, healthier and more enjoyable lives. Some of the points to consider while maintaining DHF mentioned below. Ezra, Quality Engineering Manager, brings nearly 10 years of quality experience to his role at Qualio. He’s led teams across the industry through FDA compliance journeys, rigorous audits and cloud-based QMS builds. Some may argue that starting Design Controls early will subject their product to greater regulatory burden and cost, but that’s not the case.
Design History File Insight
Since the regulations include "reference" to the records that make up the file, users will often create a DHF Index that acts as a Table of Contents for DHF records. Before device development begins, the purpose of the device must be defined to ensure it achieves the intended purpose, per the user and the organization. Ultimately, organizations use these controls to ensure their design processes deliver products to market that are safe and effective.
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Any approach selected by the firm, as long as it establishes conformance of the output to the input, is an acceptable means of verifying the design with respect to that requirement. Include planning and development processes needed for product realization. Planning of product realization needs to be aligned with the quality management system. For those that are new to the regulatory landscape, Design Controls is one of the more difficult set of procedures to comprehend.
For example, the image below is the “V-model” described in IEC 62304, a standard that describes software life cycle product development processes. All about making sure you have proven your medical device meets the user needs and product’s intended use. During product development, you will construct some prototypes, do some testing, get some feedback, etc. Always trying to get to the next step towards launching your medical device. A Design Controls traceability matrix is vital to product development teams, especially for project managers.
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Doing so will allow you to better define Design Inputs on a per sub-system/component basis. Doing so will allow your project team resources to better contribute, communicate, and stay focused on the parts of your device that apply to them. Well, when there is confusion regarding terminology, this can cause miscommunications with your project team. And realize that at some point in time, the Design Controls information you are documenting will be subject to FDA inspections and/or ISO audits. Your terminology will also need to be explained to these auditors. It is important for you to understand Design Inputs and how critical these are to the entire success of your medical device project.
However, once the firm decides that a design will be developed, a design plan must be established. A firm will determine when it will begin to apply design controls. However, design controls must be applied no later than the time the firm approves its first set of inputs. Each manufacturer shall establish and maintain a DHF for each type of device.
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