Anastomosis instrument and method for performing same

A - Human Necessities – 61 – B

Patent

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Details

A61B 17/115 (2006.01) A61B 17/11 (2006.01) A61B 17/32 (2006.01)

Patent

CA 2435209

A surgical instrument (10) for anastomosis of first and second blood vessels includes a housing (26) having distal and proximal ends (22, 24) and an actuator disposed therebetween. The actuator includes a handle (12) and a link assembly (20), the link assembly being movable through a firing stroke in response to movement of the handle. The instrument also includes a disposable loading unit (100) releasably attached to the distal end (22) of the housing (26) in mechanical cooperation with the actuator. The disposable loading unit (100) supports a plurality of surgical fasteners (260), which deform upon movement of the actuator and the link assembly through the firing stroke.

La présente invention concerne un instrument chirurgical (10) permettant l'anastomose d'un premier et d'un second vaisseau sanguin. Ledit instrument comprend un logement (26) présentant des extrémités distale et proximale (22, 24) et un actionneur disposé entre ces extrémités. L'actionneur comprend une poignée (12) et un ensemble de liaison (20), l'ensemble de liaison pouvant être déplacé au cours d'une phase de détente en réponse au mouvement de la poignée. Ledit instrument comprend également une unité de chargement jetable (100) fixée de manière amovible à l'extrémité distale (22) du logement (26) en coopération mécanique avec l'actionneur. L'unité de chargement jetable (100) comprend une pluralité d'organes d'assemblages chirurgicaux (260), qui se déforment lors du déplacement de l'actionneur et de l'ensemble de liaison au cours d'une phase de détente.

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