This article mainly presents the theory of laser thermokeratoplasty(LTK), equipment configuration and some key techniques in laser delivery system.
从手术的激光作用机理、设备结构以及激光传输系统中的关键技术等角度进行了阐述。
Objective To evaluate the effectiveness, predictability and safety of excimer laser in situ keratomileusis(LASIK)and Ho:YAG laser thermokeratoplasty(LTK)for primary hyperopia.