Patent ID: 9526482
Filing Date: 2016-12-27
CPC Classification: A61B,Y10T

Claim Text:
1. A medical instrument, having: an outer shaft, a distal end of the outer shaft having a tool coupling device; a tool having an outer shaft coupling device and a transmitting coupling device; a transmitting device configured to be disposed in the outer shaft for transmitting at least either a force or a torque to the tool, a distal end of the transmitting device having a tool attachment device; the outer shaft coupling device is detachably mechanically connected to the tool coupling device via a movement of the outer shaft in relation to the tool in a first direction; the transmitting coupling device is detachably mechanically connected to the tool attachment device via a movement of the transmitting device in relation to the tool in a second direction; wherein the first direction is opposite to the second direction; and wherein the movement of the outer shaft in relation to the tool in the first direction comprises a rotation of the outer shaft in relation to the tool in a first circumferential direction and wherein the movement of the transmitting device in relation to the tool in the second direction comprises a rotation of the transmitting device in relation to the tool in a second circumferential direction.