What medical device did Winchell invent?
Artificial heart
Pacemaker
Hearing aid
Insulin pump
Answer
Artificial heart: This medical device was invented by Robert Jarvik, not Winchell. It is a mechanical pump that replaces the function of a failing heart. The artificial heart is implanted in the chest and connected to the patient's circulatory system. It pumps blood through the body, providing oxygen and nutrients to the organs and tissues.
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