Overview
Treats
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Overview
Treats
Related questions
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Stethoscope
This device invented by laennec enables a physician to hear the focused sounds made within the body. The bell, diaphragm, and earpieces have changed much in history bt the principles are the same. It's still an amazing instrument. Now that the head mirror has become hard to find, the stethoscope is perhaps the most iconic symbol of a physican.
How long it usually lasts:
Chronic (lasts years to lifelong)
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