Device for the introduction of medical items

Details Device for the introduction of medical items Device for the introduction of medical items

A - Human Necessities

61

B

A61B 17/34 (2006.01)

Patent

CA 2418941

The device serves for the introduction of medical instruments, medicaments and/or implants into the human or animal body. Said device comprises A) a longitudinal, prismatic or cylindrical guide sleeve (1), with a longitudinal axis (2), a first end (3) which cuts said longitudinal axis (2), a second end (4) which cuts said longitudinal axis (2) and a cavity (4) extending essentially coaxially through the guide sleeve (1), B) on the second end (4), a drive means (6) is arranged which may be connected to a drive arrangement (7), for implantation of the device, C) the guide sleeve (1) has an external thread (10) on the first end (3) with a cylindrical or prismatic thread root (15) extending along a length (L), which serves to fix the guide sleeve (1) in a bone, in particular a pedicle and D) the guide sleeve is self-tapping and/or self-cutting at the first end (3) thereof.

La présente invention concerne un dispositif servant à introduire des instruments médicaux, des médicaments et/ou des implants dans le corps humain ou animal. Ledit dispositif comprend A) une gaine de guidage (1) longitudinale, prismatique ou cylindrique qui présente un axe longitudinal (2), une première extrémité (3) coupant l'axe longitudinal (2), une seconde extrémité (4) coupant l'axe longitudinal (2), et une cavité (4) traversant la gaine de guidage (1) de façon sensiblement coaxiale. Selon l'invention: B) à la seconde extrémité (4) sont disposés des éléments d'entraînement (6) qui peuvent être reliés à un dispositif d'entraînement (7) servant à l'implantation du dispositif; C) la gaine de guidage (1) comprend à sa première extrémité (3) un filetage externe (10) doté d'un fond de filet (15) cylindrique ou prismatique sur une longueur L, et sert à la fixation de la gaine de guidage (1) dans un os, notamment un pédicule; et D) la gaine de guidage (1) est formée à sa première extrémité (3) pour être autofileteuse et/ou autotaraudeuse.

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