早在1933年就有人使用冷冻治疗视网膜脱离,但由于使用不便,未能推广。随着技术的进步,冷冻法重新又应用于临床。由于它损害性小,并可透经巩膜全层和结膜外作冷凝而不必过于顾虑巩膜和血管等眼组织被毁坏,因此近年来大有代替电凝之势,目前 As early as 1933, some people used cryotherapy for retinal detachment, but because of inconvenience, they failed to promote. With the progress of technology, freezing method is applied to clinical again. Because it is less damaging, and through the whole sclera and conjunctiva for external condensation without having to worry too much sclera and blood vessels and other ocular tissue is destroyed, so in recent years a great alternative to the tendency of coagulation, the current