Patent ID: 7955323
Filing Date: 2011-06-07
Classification: A61B,Y10T

Abstract:
1. A surgical instrument holder comprising: a) a head assembly having a shank with a first driveable end connectable to a drive spindle assembly so as to transmit torque therethrough, and second coupling end comprising a coupling device having an interface for engaging a surgical instrument tool; and b) a releasable coupling locking mechanism disposed about the shank, the locking mechanism having a coupling ring slideably disposed about the shank and normally biased against the coupling device by a spring biased against the coupling ring by a connection device, the connection device releasably held to the shank in a fixed position during use; and c) the coupling end including parking and locking features for respectively parking and locking the surgical tool in the interface, the parking feature comprising a catch formed in the coupling end which receives a feature of the coupling ring to permit the releasable coupling locking mechanism to lock in a park position.