n.[医] 脑骨碎片镊子；提肌
Treatment of congenital ptosis by shortening levator muscle of upper eyelid. 改良提上睑肌缩短术治疗重度先天性上睑下垂。
The electrical connection in the photoelectric s levator involves electronics. 光电升降机嗉的电气连接涉及到电子学。
The pudendal nerve provides the major nerve supply to the striated sphincter and levator ani. 外括约肌和提肛肌的主要支配神经为阴部神经。
Operation essential:Separating and shortening levator muscle from superior transverse ligament to correct ptosis. 手术要点:自上横韧带上分离缩短提上睑肌矫正上睑下垂。
Of the extrinsic muscles, the levator labii superioris alaeque nasi is the most important dilator. 鼻外肌群中，提上唇鼻翼肌是最重要的扩张肌。
Conclusion Congenital ptosis can be effectively treated by maximum shortening of upper eyelid levator muscle. 目的探讨重度先天性上睑下垂的手术方法。
n.电梯；飞机升降舵；斗式皮带输送机
电梯
adj.向上举的；升高的
