废口镜头改制为洁治器河南省延津县医院（邮４５３２００）雷长箱，吕凤莲，闰建伟１．将废用口镜头用技工钳（小平头钳）去掉口镜面，保留镜面后边隆起部分（此处钢质较硬）。２．用齿科打磨机或牙钻机带一砂石针磨光保留部分。３．用小平头钳任意弯制成所需的洁治器、接... Rebuilt lenses for the scalpel Yanjin County Hospital in Henan Province (post 453200) Lei long box, Lu Fenglian, Jian Jian Wei 1. The waste with the mouth with a mechanic clamp pliers (small flat nose pliers) to remove the mouth mirror surface, leaving the mirror rear bulge (where steel is harder). 2. Use a dental sander or dental drill with a gravel pin to polish the remaining portion. 3. With small flat-head pliers made of the desired curvature of the scalpel, then ...