Surgical trocar

Details Surgical trocar Surgical trocar

A - Human Necessities

61

B

A61B 17/34 (2006.01) A61B 18/12 (2006.01) A61B 18/14 (2006.01) A61M 13/00 (2006.01) A61B 17/32 (2006.01) A61B 19/00 (2006.01) A61B 17/36 (1995.01)

Patent

CA 2080467

2080467 9214514 PCTABS00015 A surgical trocar (10) includes an operative sleeve (32) adapted for disposition across a tissue barrier and an obturator (36) removably disposed in the sleeve (32). A source of energy is introduced to a cutting element (42) disposed at the distal end (43) of the obturator (36) for energizing the cutting element (42) to cut the tissue barrier (18). The distal end (43) of the obturator (36) and the distal end of the operative sleeve (32) can be advanced through the cut tissue and the obturator (36) removed leaving the sleeve (32) operatively disposed for further surgery.

Trocart chirurgical (10) comprenant une gaine opératoire (32) conçue pour être disposée à travers une barrière tissulaire et un obturateur (36) situé de façon amovible dans ladite gaine (32). Un élément coupant (42) est alimenté par une source d'énergie et est situé à l'extrémité distale (43) de l'obturateur (36), ladite source d'énergie actionnant l'élément coupant (42) pour sectionner la barrière tissulaire (18). L'extrémité distale (43) de l'obturateur (36), ainsi que l'extrémité distale de la gaine opératoire (32) peuvent s'avancer dans le tissu coupé et l'obturateur (36) est enlevé, laissant la gaine (32) en position pour continuer l'opération chirurgicale.

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