Fig. 2
From: Biomechanical study of isolated radial head dislocation
Sectioning stages of radial head stabilizers. a Stage 0: elbow with anterior joint capsule sectioned. b Stage 1: elbow with annular ligament sectioned. c Stage 2: elbow with annular and quadrate ligaments sectioned. d Stage 3: elbow with annular and quadrate ligaments and proximal half of the IOM sectioned