- together w/ proximal portion of the coronoid process, olecranon forms greater sigmoid notch of the ulna, a deep depression that serves as
articulation w/ trochlea that serves as the articulation w/ trochlea which allows motion only in anteroposterior plane and provides
stability to the elbow joint;
- articular cartilage surface is interrupted by a transverse line of bone, "bare area" located midway between tip of olecranon & coronoid
- if this is not recongnized during reconstruction of frxed olecranon, there is temptation to eliminate any area uncovered by cartilage
Original Text by Clifford R. Wheeless, III, MD.
Last updated by Data Trace Staff on Monday, September 12, 2011 3:19 pm