A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 17/58 (2006.01) A61B 17/88 (2006.01) B25B 33/00 (2006.01)
Patent
CA 2090550
A tool for driving pedicel screws into a vertebra of the human spine, comprising a shaft having a handle at one end and at the opposite end having a holder for receiving a preferably ring-shaped head which is flattened on opposite sides, wherein the first clamping jaw is secured to the shaft, a second loose clamping jaw includes a lateral projection which is tiltably received by the first clamping jaw and an axially slidable actuating member is guided alaong the shaft, wherein the front end of the actuating member engages the rear end of the second clamping jaw to be axially urged towards the second clamping jaw by a thread driving means.
Outil pour enfoncer une vis pédicellée dans une vertèbre humaine et comportant une tige avec une poignée à l'une de ses extrémités et, à l'extrémité opposée, un support à vis destiné à recevoir une tête de vis de forme annulaire à flancs aplatis; un mors de serrage fixe et un mors de serrage flottant sont montés sur la tige; le mors flottant comporte une projection latérale inclinable qui s'insère dans le mors fixe et un dispositif de manoeuvre à coulissement axial le long de la tige; l'extrémité avant du dispositif de manoeuvre engage l'extrémité arrière du deuxième mors de serrage, et l'avance axiale du dispositif de manoeuvre est assurée par une vis de commande.
Smart & Biggar
Stryker Trauma Gmbh
LandOfFree
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