The flexure of claim 1 wherein a positive change in flap angle produces a negative change in pitch angle .

柔性索赔1其中了积极的变化，在皮瓣的角度产生负面的变化俯仰角。

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Result: 36 cases of retroauricular groove flap through this surgery were survived, and reconstituted auricles had obvious skull-auricles Angle, the symmetry of reconstituted auricles were improved.

结果：36例耳后沟皮瓣均成活，再造耳有明显的颅耳角度，增强了与健耳的对称性。

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Methods Traditional methods of direct suture were changed and new angle of lips was made by triangle rotation flap.

方法：改变两种传统方法直接缝合口角的方式，而以三角形返折瓣形成新口角；

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