Results The bilobular pectoral major myocutaneous was applied clinically in 16 cases. 13 flaps survived well and 3 flaps necrosed in the distal end of the flaps.

结果16例胸大肌双叶肌皮瓣,13例全部成活,3例出现部分坏死,1例术后疤痕粘连二期松解,2例复发。

The article explains the morphology factor of chinning in combined grip. It points out that chinning movement can well-developed muscles such as pectoralis major, latissimus dorsi and biceps brachii.

文章阐述了正向上比反向上因素,明确了向上动作,主要用来发展胸大肌、背阔肌和肱二头肌肌力,发达这些肌肉肌肉块。