Patent ID: 9649118
Date: 2017-05-16
CPC Classifications: A61B

Claim:
1. A jig system for inserting a screw into a bone plate, the bone plate having an upper surface, a lower surface, and a plurality of spaced apart screw holes extending between the upper surface and the lower surface, the screw holes including circular threaded screw holes and elongate compression screw holes, each compression screw hole having a first width defined between elongate sides thereof, the system comprising: a jig including a jig arm having a plurality of spaced apart threaded jig holes at a same center-to-center spacing as the screw holes of the bone plate, and a jig base that couples to the bone plate and spaces the jig arm relative to the bone plate; a locking element to lock the jig relative to the bone plate; an outer sleeve receivable within a respective jig hole having a proximal threaded end engageable with the respective jig hole and a length sufficient to extend from the jig arm to adjacent an upper surface of the bone plate; and a drill guide insertable through the outer sleeve and engageable with either of the threaded screw holes or the compression screw holes of the bone plate to retain the drill guide relative to the respective screw hole, the drill guide comprising a distalmost threaded portion, a neck portion proximal to the distalmost threaded portion, a lip disposed between an upper end of the distalmost threaded portion and a lower end of the neck portion, and first and second opposing circumferential flats extending longitudinally through the distalmost threaded portion, the lip, and the neck portion, wherein the flats are displaced apart from each other by a distance which is less than the first width.