The screws engage subchondral bone but remain extraarticular.A 3- or 4-hole mini-fragment plate is then contoured to fit anteriorly along the lateral column of the humerus.

• 镙钉对软骨下骨有效，但仍位于关节外，然后弯曲一个3或4孔的微型钢板以适于肱骨侧柱前部。