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。
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Objective To evaluate the effectiveness, predictability and safety of excimer laser in situ keratomileusis(LASIK)and Ho:YAG laser thermokeratoplasty(LTK)for primary hyperopia.