Patent ID: 9629689
Date: 2017-04-25
CPC Classifications: A61B,F16M

Claim:
1. A minimal access tool that mounts to a user so that the tool may roll about the user's forearm, the tool comprising: a frame comprising an elongate tool shaft having a tool axis; a cuff having a passage therethrough that is configured to hold a wrist or forearm of the user; a first gimbal rotationally coupled between the frame and the cuff so that there is a first rotational degree of freedom between the frame and the cuff about a first axis; a bearing between the frame and the cuff and configured to slide or roll so that there is a roll rotational degree of freedom between the frame and the cuff about the tool axis; wherein, when the cuff is attached to the user's wrist or forearm, the tool axis and the first axis intersect within the passage through the cuff.