Patent ID: 7927271
Filing Date: 2011-04-19
Classification: A61B

Abstract:
1. An endoscope tool coupling for mounting a surgical tool to an endoscope, the endoscope tool coupling comprising: a coupling body that is constructed and arranged to be mounted to a port of the endoscope; a tool mount that is constructed and arranged to support the surgical tool on the coupling body, the tool mount adapted to be locked and unlocked relative to the coupling body, the tool mount being adjustably supported by the coupling body and lockable in a plurality of locked positions to maintain the surgical tool in each of a plurality of adjusted positions relative to the coupling body when locked, the tool mount being freely movable relative to the coupling body when unlocked to allow free adjustment of the tool mount, the tool mount being adjustable relative to the coupling body to adjust an overall length of the tool coupling, the tool mount being movable in an axial direction to adjust a distance between a proximal end of the coupling body and a proximal end of the tool mount; and an adjustment lock that is constructed and arranged to lock the tool mount to the coupling body in each of the plurality of adjusted positions, the adjustment lock including at least one locking feature that is constructed and arranged to engage the tool mount, the tool mount including a locking rack that is engageable by the at least one locking feature, the at least one locking feature including a plurality of first locking teeth and the locking rack including a plurality of second locking teeth that cooperate with the first locking teeth to lock the tool mount to the coupling body.