trochlea of humerus

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troch·le·a of hu·mer·us

the grooved surface at the lower end of the humerus articulating with the trochlear notch of the ulna.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
The coronoid and olecranon form a semicircle of approximately 1800 into which the trochlea of the humerus securely articulates.
After this maneuver, we felt a click; however, the image intensifier revealed that the elbow joint was not reduced fully, and we suspected that only the ulnohumeral joint was reduced on the trochlea of the humerus (Figure 2).