Patent ID: 8936647
Filing Date: 2015-01-20
Classification: A61F,Y10T

Abstract:
1. An elbow prosthesis comprising: a humeral component comprising a humeral stem and a yoke having first and second ears extending from a base of the yoke; a humeral bearing positionable in the base of the yoke; an ulnar component comprising an ulnar stem and an ulnar head; a first ulnar bearing positionable between the first ear of the yoke and the ulnar head; a second ulnar bearing positionable between the second ear of the yoke and the ulnar head; a pin having a first end portion and a second end portion and configured to extend through the ulnar head, the first ulnar bearing and the second ulnar bearing, wherein the first end portion of the pin is configured to extend into a first opening in the first ear of the yoke and the second end portion of the pin is configured to extend into a second opening in the second ear of the yoke, and wherein the ulnar component is configured to pivot about the pin to enable movement of the ulnar component relative to the humeral component; a first fastener insertable in a third opening in the first ear of the yoke, the first fastener configured for engaging with the first end portion of the pin; a second fastener insertable in a fourth opening in the second ear of the yoke, the second fastener configured for engaging with the second end portion of the pin; wherein the first fastener is a first screw having a threaded portion, a conical portion and an end portion, and the second fastener is a second screw having a threaded portion, a conical portion and an end portion.