The Essence of Design Input

Clearly one of the great struggles with medical device product design is to understand and finely tune the design input for our devices.  It is difficult but the payoff can be great when done well – pays off with development efficiency, greater certainty with safety risk control, and ultimately in customer satisfaction.

In our training courses, one concept we paint to help in understanding is the following:

“Two different companies, when presented with the same intended use and user needs, will typically arrive at similar, but usually slightly different design input.  But both companies will provide products that meet the intended use and user needs.

Now taking this one step further, two different design teams, when presented the same design input, will likely approach the lower level design differently.  One team may use more software and more microprocessors than the other team.  However, both teams will ultimately make an argument that they have fulfilled the design input.”

Do you struggle with this as well?  Would you like help or to discuss with us?  Leave us a message …

About the author

Partner and General Manager, Brian Pate is ISO 1385:2016 Lead Auditor certified for Medical Device Quality Management Systems (MD), and ISO 19011:2018 Management Systems Auditing (AU) and Leading Management Systems Audit Teams (TL). Brian started his medical device career in anesthesia clinical research in 1985 and has since worked both academia and industry including many years with Johnson & Johnson, Baxter Healthcare, and GE Medical. Brian’s roles have included software engineering, systems engineering, quality assurance, and regulatory affairs. Brian has served on multiple AAMI TIR working groups, including TIR32-2008 (Application of ISO 14971 Risk Management to Software; now IEC 80002-1) and TIR45-2012 (Guidance on the use of Agile practices in the development of medical device software) and served as a reviewer for the 2nd edition of TIR45. Brian serves on the AAMI Software Committee and as an AAMI instructor for the software, design controls, and agile methods courses. Brian also is a member of the Underwriters’ Laboratories (UL) Standards Technical Panel for UL1998 (Software in Programmable Components) and or UL5500 (Remote Software Updates).

SoftwareCPR Training Courses

ISO13485:2016 ISO 13485 Internal Audit(or) Training Course (Live, 3-day)

IEC 62304 and other Emerging Standards Impacting Medical Device Software (Live, 3-day)

Being Agile & Yet CompliantISO 14971 SaMD Risk Management

Software Risk Management

Medical Device Cybersecurity

Software Verification

IEC 62366 Usability Process and Documentation

Or just email training@softwarecpr.com for more info.

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