Tag Archive for Design control

Design Validation: More than Just User Testing

Q: Really, in the final analysis, isn’t design validation just user testing? A: I’ve heard that a lot lately. But it’s not true. The Quality System Regulation (21 CFR Part 820) includes requirements for design controls. The regulation requires design validation…

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Design Change: How Does FDA Define It?

Q: From an FDA viewpoint and your own experience, how would you recommend we define a “design change” in our design control procedures? A: FDA has said that any change to the finished, packaged and labeled device should be considered a design…

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Re-Audits: When and Why Should You Conduct Them?

Q: What is industry practice — or more importantly, FDA’s viewpoint — regarding re-audits? Do we need defined and documented criteria for when to conduct re-audits? If so, what would such criteria include? A: My experience is that industry rarely does what is…

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