trocar

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Related to trocars: Trochar

tro·car

 (trō′kär′)
n.
A sharp-pointed surgical instrument, used with a cannula to puncture a body cavity for fluid aspiration.

[French trocart : trois, three (from Old French, from Latin trēs; see trei- in Indo-European roots) + carre, side of an instrument (from Old French, from carrer, to square, from Latin quadrāre, from quadrum, square; see kwetwer- in Indo-European roots).]

trocar

(ˈtrəʊkɑː)
n
(Surgery) a surgical instrument for removing fluid from bodily cavities, consisting of a puncturing device situated inside a tube
[C18: from French trocart literally: with three sides, from trois three + carre side]

tro•car

(ˈtroʊ kɑr)

n.
a sharp-pointed surgical instrument enclosed in a cannula, used for withdrawing fluid from a cavity, as the abdominal cavity.
[1700–10; earlier trocart < French, literally, three-sided]
References in periodicals archive ?
This framework will be to supply single use trocars to nhs scotland.
Trocars are the penlike access devices used in over seven million abdominal keyhole procedures performed annually, worldwide.
Soon we fell in love with the very promising new technique, but at that time mini trocars and instruments were mostly disposable, and quite expensive, and worse, we needed to import them.
These include the classic closed entry, Hasson open method, safety (Sheathed) trocars, Optical Veress and optical trocars.
I use newer retropubic midurethral slings with smaller trocars that have evolved from first-generation tension-free vaginal tape (TVT) slings.
According to need of various procedures two or three additional trocars were placed under direct vision.
We do still use the metal trocars where clinically necessary and safe to do so, however we will be moving towards a fully disposable stock as the metal trocars become no longer serviceable.
The audit, carried out by the Association of Laparoscopic Surgeons of Great Britain and Ireland (ALSGBI), found Spire Cardiff Hospital was one of almost 20% of hospitals audited to be using sharp metal trocars.