the superior ulnar collateral artery, the inferior ulnar collateral artery and the ulnar recurrent artery are anastomosis near the medial epicondyle of humerus.
尺侧上副动脉、尺侧下副动脉、尺侧返动脉在肱骨内上髁附近互相吻合。
the calcific sequence of the ossification centers was as follows: capitulum external semi trochlea medial epicondyle inner semitrochlea and lateral epicondyle.