一、序言因颌面部化脓性炎症疾患,走马疳、外伤……等后遗颌间挛缩,开口困难而来就诊者,在临床上颇不罕见,其中尤以走马疳后遗之颌间挛缩居多。对于较为浅在的、局限的、条索奖瘢痕组织,仅自口内行瘢疫横断及创面游离植皮,或行“Z”改形术即可获得较为满意的开口效果。然而在不少情况下,尤其是走马疳后遗之颌间挛缩,往往呈现深在的广泛(?)散分布的瘢痕组织,此种情况下,若仅行口内浅在瘢痕之横断,远不能达到开口之目的。而在口内由于受视野及手术野之限制,欲达到深部瘢痕之广泛解除甚为 First, the preface due to maxillofacial purulent inflammatory disorders, wound stirrup, trauma ... ... and so on after the intercostal contracture, the opening difficulties come to the clinic, is not uncommon in the clinic, especially after the stirrup left ankle contracture Mostly. For the more superficial, limited, claw-awarding scar tissue, only a satisfactory cut-out effect can be obtained only from the cross-cutaneous scarring and the free skin grafting of the wound or the “Z” operation. However, in many cases, especially after the left stirrup contracture of the intermaxillary contracture, often presents a deep (?) Scattered distribution of scar tissue, in this case, if only the mouth within the shallow scar in the transverse, far can not Reach the opening. In the mouth due to the field of vision and surgery restrictions, to achieve a wide range of deep scar release