A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 17/32 (2006.01)
Patent
CA 2737156
A surgical instrument (10) for use in releasing tissue within a body. The surgical instrument has a handle (100) with proximal and distal ends (101,102) with a tube (200) connected to the distal end (102). The surgical instrument (10) also includes a blade member (300) that slidingly engages the tube moving along the length of the tube to cut tissue. Further included in the surgical instrument is a dissector member (400) that is attached to the blade member. The dissector member has a hood portion (401) and a capture portion (402). The hood portion is connected to the blade member with the distally positioned capture portion acting to displace surrounding tissue while capturing certain tissue structures resulting in the blade member being in operative position to cut the capture tissue. A surgical instrument kit including a plurality of modular surgical instruments and method for cutting tissue using the surgical instrument are also disclosed.
Linvention concerne un instrument chirurgical destiné à dégager du tissu à lintérieur dun corps. Linstrument chirurgical comprend un manche présentant des extrémités proximale et distale, lextrémité distale étant munie dun tube. Linstrument chirurgical comprend en outre un élément lame en contact glissant avec le tube pour se déplacer le long de celui-ci et réaliser lablation du tissu. Linstrument chirurgical contient également un élément dissecteur fixé à lélément lame. Lélément dissecteur comprend une partie capuchon et une partie piège. La partie capuchon est fixée à lélément lame, la partie piège en position distale servant à déplacer le tissu périphérique tout en piégeant certaines structures tissulaires, lélément lame adoptant alors une position fonctionnelle permettant lablation du tissu piégé. Linvention concerne également un kit dinstruments chirurgicaux comportant une pluralité dinstruments chirurgicaux modulaires ainsi quun procédé dablation tissulaire utilisant linstrument chirurgical.
Dellacqua Dale
Farris Jeffrey A.
Palmer Andrew K.
Del Palma Orthopedics
Haugen J. Jay
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