石膏锯和结扎丝末端弯折器的自制法陈茂冲一、石膏锯：取Φ１．８ｍｍ不锈钢丝一段，左侧弯成弓形，右侧弯成似长方形的握手柄。在握手柄钢丝间焊二条短钢丝增加固位，在钢丝的始末端表面各磨一小沟，将牙用结扎丝在左端小沟上缠绕二圈，两股扭转后固定在末端钢丝的小沟上... Gypsum saw and ligation of the tip end of the self-made lawmaker Chen Maochong First, gypsum saw: take a section of Φ1.8mm stainless steel wire, curved into the bow on the left, bent into the right side of the rectangular handle like handle. In the grip of the wire between the two short steel wire to increase retention, in the beginning and end of the wire each grinding a small groove, the tooth ligature wound in the left small groove on the two laps, two twisted and fixed in the end of the wire on the small groove ...