Patent ID: 9451998
Filing Date: 2016-09-27
CPC Classification: A61B

Claim Text:
1. An extender comprising: an inner member defining a longitudinal axis and including a wall defining a thread form, the inner member further including at least one extension defining a first axial cavity and a second axial cavity, each of the axial cavities including a first portion, a second portion and a third portion, wherein the wall includes a first lock opening in communication with the thread form, a second lock opening, and a third lock opening; and an outer member including an actuator, the actuator including a protuberance, and at least one arm having a first projection disposable with the portions of the first axial cavity and a second projection disposable with the portions of the second axial cavity, the projections each extending directly from an inner surface of the at least one arm, wherein the actuator is rotatable relative to the inner member so that the protuberance engages the thread form to axially translate the inner member relative to the outer member such that the projections are disposable between a first position in which the projections are disposed with the first portions of the respective axial cavity and the inner member is disposed in a non-expanded orientation, a second position in which the projections are disposed with the second portions of the respective axial cavity and the inner member is disposed in an expanded orientation, and a third position in which the projections are disposed with the third portions of the respective axial cavity and the inner member is disposed in an expanded orientation.