1. Forearm : Straight, strong in bone, with lean musculature. 前臂：直，骨骼强壮，有肌肉的（瘦肉）
2. When patients are instructed to perform sphincter exercises postoperatively, they are actually contracting the levator ani musculature. 当患者需要进行术后外括约肌收缩训练时，他们可以收缩提肛肌。
3. Changes the directional pull of the tendons at their attachment to the epicondyles. Provides mechanical relief of forearm musculature and symptomatic relief of tendon attachments. 改变筋腱在外髁牵拉的方向，减低前臂肌肉承受的压力，从而减低外髁筋腱（手肘外侧）承受的拉力。
