Patent 8652139 was granted and assigned to Arthrex on February, 2014 by the United States Patent and Trademark Office.
A flip retrograde cutting instrument and method of retrograde drilling using such an instrument. A method of forming a socket includes providing a flip retrograde cutter, inserting the cutter into a joint with a blade of the cutter in a straight position, pivoting the blade to a non-straight flip position, locking the blade in the flip position, and retrograde drilling a socket using the blade in the flip position.