皮样囊肿或表皮样囊肿是发生在颌面预软组织中常见的良性肿物。常规的治疗方法是手术切除，但术后在皮肤上留下永久的疤痕，影响美观，给病人带来心理上的压力。如何减小或消除术后遗留疤痕？根据皮肤具有机械扩张和回缩的弹性特点。我们大胆创新改变常规术式，采用不切开皮肤 Dermoid cysts or epidermoid cysts are common benign masses in maxillofacial soft tissue. Conventional treatment is surgical resection, but permanent scarring is left on the skin after surgery, affecting the appearance and putting psychological stress on the patient. How to reduce or eliminate the residual scar? According to the skin with mechanical expansion and contraction of the elastic characteristics. We bold innovation to change the conventional technique, using not cut the skin