Which design innovation in medical devices first incorporated user biometrics to automatically adjust medication dosing without manual intervention?

The medical device industry has transformed dramatically over the decades, with product design innovation driving improvements in patient care, treatment outcomes, and healthcare efficiency. This poll tests your knowledge of significant design breakthroughs that changed medical practice. Understanding the evolution of medical product design offers insights into how user-centered design principles have enhanced both functionality and adoption in clinical settings.

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Closed-loop insulin delivery systems (artificial pancreas)
Smart inhalers with digital sensors
Implantable cardiac defibrillators with remote monitoring
Digital pill systems with ingestion tracking