Which medical product design innovation was specifically developed after extensive patient feedback revealed issues with treatment adherence?

In the rapidly evolving medical industry, product design has transformed significantly to improve patient outcomes and healthcare delivery. This poll tests your knowledge about how human-centered design principles have influenced medical products that we now consider standard in healthcare settings. Understanding these innovations helps appreciate the intersection of medical science, engineering, and thoughtful design that prioritizes both functionality and user experience.

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Smart pill bottles that track medication usage and send reminders to patients
Disposable surgical instruments designed for single-patient use
Voice-activated electronic health record systems
Color-coded medical gas connections in operating rooms