Definition of Trocar

1. n. A stylet, usually with a triangular point, used for exploring tissues or for inserting drainage tubes, as in dropsy.

Definition of Trocar

1. Noun. A pointed hollow cylindrical device used to make small incisions and surgically insert cannulas, etc., into body cavities, or to aspirate fluids. ¹

¹ Source:

Definition of Trocar

1. a surgical instrument [n -S]

Medical Definition of Trocar

1. A stylet, usually with a triangular point, used for exploring tissues or for inserting drainage tubes, as in dropsy. Alternative forms: trochar. Origin: F. Trocart (or trois-quarts, i. E, three quarters); trois three (L. Tres) + carre the side of a sword blade; so called from its triangular point. Source: Websters Dictionary (01 Mar 1998)

Trocar Pictures

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Lexicographical Neighbors of Trocar

trocar (current term)
trochanter major
trochanter minor
trochanter reflex
trochanter tertius

Literary usage of Trocar

Below you will find example usage of this term as found in modern and/or classical literature:

1. Pye's Surgical Handicraft: A Manual of Surgical Manipulations, Minor Surgery by Walter Pye (1893)
"A fine trocar and cannula, not a pen-pointed hollow needle, must be used, and the best pattern is that in which the trocar acts as a piston, ..."

2. Operative Gynecologic Laparoscopy: Principles and Techniques by Camran Nezhat (2000)
"With all trocar insertions, the surgeon must hold the instrument properly ... The trocar and its sleeve are held with the index finger extended to the level ..."

3. A Practical treatise on the diseases of women by Theodore Gaillard Thomas (1875)
"and the trocar withdrawn, a little knife, one inch and a half long in the blade, fixed upon a handle constructed according to the curve and dimensions of ..."

4. Coulson on the Diseases of the Bladder and Prostate Gland by William Coulson (1881)
"The patient should lie on his back and the trocar is introduced about the centre of the ... When the bladder is reached, the trocar is to be withdrawn, ..."

5. Irrigation Farming: A Handbook for the Proper Application of Water in the by Lucius Merle Wilcox (1902)
"The veterinarians have a rule for inserting the trocar. They span with outstretched thumb and middle finger for a point at right angles with the chine and ..."

6. The Retrospect of Medicine by William Braithwaite (1869)
"AN IMPROVED trocar AND CANULA FOR PUNCTURING THE BLADDER PER RECTUM. ... Hence it will be seen that when the trocar a withdrawn, and the bladder ..."

7. Cyclopædia of the Diseases of Children: Medical and Surgical by John Marie Keating (1889)
"A full-sized section of the trocar which, after many failures with other ... A short piece of rubber tubing, fitting tightly to the neck of the trocar, can, ..."

8. A Manual for the Practice of Surgery by Thomas Bryant (1881)
"[Fitch's dome-shaped trocar and canula is .1 c««l instrument, though not at all essential. ... trocar and canula fur tapping with movable ..."

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