Patent ID: 9717527
Date: 2017-08-01
CPC Classifications: A61B

Claim:
1. An actuation unit configured to couple to a ring of an external fixation frame, the actuation unit for adjusting a length of a telescopic strut, the actuation unit comprising: a housing having a borehole and an outer surface configured to be disposed within a hole in the ring when the housing is coupled to the ring; and an actuator shaft at least partially received in the borehole of the housing, the actuator shaft having a first portion located proximally of an upper surface of the ring when the actuator shaft is coupled to the housing and a second portion protruding distally from the housing, the second portion coupled to a rotatable portion of the telescopic strut, wherein actuation of the first portion of the actuator shaft causes adjustment in the length of the telescopic strut; wherein the actuation unit includes a feedback unit positioned proximal to the telescopic strut such that actuation of the first portion of the actuator shaft provides a user with visual, audible, and haptic feedback regarding an amount of the actuation.