N a muscle whose contraction causes wrinkling of the brow 皱眉肌
Corrugator supercilii can be divided into three types, the transversal, the diagonal and the diagonal separable types.
皱眉肌可分为横向型、斜向型、斜向分束型。
When amputating the corrugator, we should operate carefully under direct vision to avoid damaging superaortibal nerve.
切断皱眉肌时宜在直视下仔细操作以减少对滑车上神经的损伤。
Results Corrugator supercilii can be divided into three types, the transversal, the diagonal and the diagonal separable types in which the major one is the diagonal.
结果皱眉肌分为横向型、斜向型、斜向分束型，以斜向型为主。
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