expandor

This article is based on the analysis of materials moving in food expandor and discussion on expandingPrinciple, It puts forwand the trendency of expanded food developing.

本文在食品膨化机腔内动分析及膨化机理探讨的基础上，提出了膨化食品的发展方向。

Methods:Expandor is implanted in the normal skin near facial scar,expandel gradually.During the second operation flap corresponding to the scar which is incised is created and employed.

方法设计面瘢痕周围正常皮肤下植入扩张器,皮肤扩张后再切除瘢痕组织,用扩张皮瓣。