采用节育环避孕的妇女,因种种原因,有时需取环。为了避免受术者的痛苦和手术带来的危险,成都市计划生育技术指导所与成都市电信局共同研制了光视金属节育环取出器。该取环器在钩部设置了两个电极,钩住金属环时,电路即接通,手柄上的指示灯亮,由此避免了手术不熟练者在取环时的盲目乱探和多次进出宫腔而损伤宫壁的危险。他们用同样的方法改进了用于取断环的止血 Women who use birth control contraceptive ring, for various reasons, sometimes need to take the ring. In order to avoid the pain caused by the surgeons and the dangers of surgery, Chengdu Municipal Family Planning and Technology Guidance Office and the Chengdu Bureau of Communications co-developed a light-metal IUD take-off. The picker is provided with two electrodes at the hook portion. When the metal ring is hooked, the circuit is turned on and the indicator light on the handle is bright, thereby avoiding the blind detection and repeated access of the inexperienced surgeon when taking the ring Uterine damage to the palace wall danger. They used the same method to improve the hemostasis used to take the ring