Which product design innovation reduced hospital-acquired infections by over 80% when introduced in the early 2000s and is now standard in most medical facilities?

The medical industry continuously evolves with innovative product designs that revolutionize patient care. This breakthrough technology significantly reduced infection rates in hospital settings by addressing a common challenge in medical procedures. Test your knowledge about this important product design innovation that changed standard medical practices and improved patient outcomes worldwide.

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Chlorhexidine-impregnated central line bundles
UV-light sterilization robots
Copper-infused hospital surfaces
RFID hand hygiene monitoring systems