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…


Guidelines for Making Quality System Changes

Q: I think we understand what’s required for changes to a product design or manufacturing process. But when it comes to making changes to a quality system procedure or work instruction, we’re not clear on what’s needed prior to implementing such quality…