Medical Device
trocar
tro·car [ troh-kahr ]
Etymology:
French trois = three + carre = side
Trocars for puncturing the chest or abdomen, introduced in the sixteenth century, were three-sided, not round.
Trocars for puncturing the chest or abdomen, introduced in the sixteenth century, were three-sided, not round.
Definitions related to trocar:
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A trocar is a sharp-pointed instrument used with a cannula for piercing a vessel or chamber to facilitate insertion of the cannula.Standard Product NomenclatureU.S Food & Drug Administration, 2003
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(trocar device) A sharp, pointed rod designed to pierce the wall of a body cavity to withdraw fluid or allow placement of a catheter or other device.NCI ThesaurusU.S. National Cancer Institute, 2021
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