Patent ID: 8951264
Filing Date: 2015-02-10
Classification: A61B,B25B,Y10S

Abstract:
1. A driver for inserting a bone screw, the driver comprising: a handle; a driver sleeve is in contact with the handle, wherein the driver sleeve including a threaded distal end to threadably engage the bone screw, and a pin spring loaded into the driver sleeve; an inner driver releasably moveable inside the driver sleeve and having a longitudinal axis, a drive structure to drive the bone screw and a recess to engage the pin; and a release mechanism for selectively locking and unlocking the driver sleeve relative to the inner driver, such that when coupled the pin is engaged within the recess wherein operation of the release mechanism permits the screw to be pushed off of the inner driver, wherein the release mechanism is a button mechanism including an inner sleeve and one or more spring-loaded pins, wherein the pin of the driver sleeve includes one or more recesses in communication with the one or more spring-loaded pins of the button mechanism when the release mechanism is operated.