Surgical biopsy device

A - Human Necessities – 61 – B

Patent

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Details

A61B 10/00 (2006.01) A61B 17/00 (2006.01) A61B 17/22 (2006.01) A61B 18/14 (2006.01)

Patent

CA 2443966

A surgical biopsy apparatus for cutting tissue (10) comprising a housing (12) having a longitudinal axis (2), first and second members (50) movable from a retracted position to an extended position with respect to the housing, a third member (60) slidably positioned and extendable with respect to the first member, a fourth member (60) slidably positioned and extendable with respect to the second member, and an electrocautery cutting wire (86) slidable with respect to the third and fourth members to surround a region of tissue positioned between the third and fourth members (60) to cut the tissue.

L'invention porte sur un dispositif chirurgical pour biopsie permettant de couper le tissu (10) et comprenant un corps (12) pourvu d'un axe longitudinal (2), d'un premier et deuxième élément (50) pouvant se déplacer, par rapport au corps, d'une position rétractée à une position étendue, d'un troisième élément (60) positionné coulissant et pouvant s'étendre par rapport au premier élément, d'un quatrième élément (60) positionné coulissant et pouvant s'étendre par rapport au second élément et d'un fil coupant (86) d'électrocautère (86) pouvant coulisser par rapport aux troisième et quatrième éléments de façon à entourer une région du tissu positionnée entre les troisième et quatrième éléments (60) et couper le tissu.

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