目的 探讨采用双向锯齿线在SMAS层双重折叠缝合,减轻中下面部老化的方法.方法 在皮下广泛分离形成长皮瓣,分别在SMAS的耳前部和颧颊部2个类似椭圆形区域,用牢固的锯齿线,向外上方向做重叠缝合悬吊,无需打结,以减轻鼻唇沟和颊部下垂,丰满中面部.结果共76例面部除皱手术患者,术后1例小血肿和1例颊部外形不规则,未经处理消失;74例效果良好,患者满意度较高.结论 锯齿线双重悬吊除皱手术,可矫正中下面部老化,手术时间较短、效果理想、并发症少、恢复期短,消除了线结突起可见的情况.%Objective This paper describes a technique of facelift that utilizes bidirectional barbed sutures for superficial musculoaponeurotic system (SMAS) double plication. It corrects the facial aging of middle and lower part. Methods An extensive skin flap was undermined subcutaneously, and the sagging tissue of SMAS was lifted latero-superiorly by a secured barbed suture in two oval-shaped areas, with double plication, and without the need for knots, in order to correct the nasolabial groove and descended jowls, repositioning the midfacial volumes. Results A very high patient satisfaction was obtained in 76 patients. One patient had a small hematoma, and one patient had a temporary contour irregularity in the cheek. All resolved without any treatment. Conclusions The double plication facelift utilizing barbed sutures, mainly affects the middle and lower third of the face. Its advantages are: quick procedure, pleasant results, low complication rate, and short recovery period. It also eliminates the possibility of knot visibility, palpability, or extrusion.
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