1·Next dissect between it and the posterolateral corner of the joint capsule; ligate or cauterize the lateral superior genicular arterial branches located in this area.
接着，在腓肌外侧头和关节囊后外侧角之间解剖，结扎或电凝位于此区内的膝外上动脉的分支。
2·The infrapatellar branch of descending genicular artery accompanied closely with saphenous nerve.
膝降动脉髌下支和隐神经髌下支呈紧密的伴行关系。
3·Medial inferior genicular artery and inferior patellar branch of the descending genicular arterial articular branch merge and accede to prepatellar ring on inferior medial to patella.
于髌骨内下方参与形成髌周动脉环的膝降动脉关节支的髌下支或膝下内动脉干长、位置恒定。