Core Insights - The article highlights the successful implantation of the first domestically developed trifocal intraocular lens, named "Leming Vision," at Changsha Aier Eye Hospital, marking a significant advancement in cataract surgery in China [1][3] Group 1: Patient Case Study - A 35-year-old patient, Mr. Xiao, underwent surgery for cataracts, which had severely affected his vision for the past decade [3] - Prior to the surgery, Mr. Xiao's right eye vision was measured at 0.12, with a prescription of -400 degrees, indicating significant visual impairment [3] - Post-surgery, Mr. Xiao achieved excellent vision results, with far, intermediate, and near vision recorded at 1.2, 1.0, and 0.8 respectively on the first day after surgery [3] Group 2: Surgical Procedure - The surgery performed was a "femtosecond laser-assisted cataract phacoemulsification and trifocal intraocular lens implantation," showcasing advanced surgical techniques [3] - The operation was led by Dr. Tang Qiongyan, who has extensive experience with over 30,000 cataract surgeries [1] - The trifocal lens was used for the first time in Hunan Province, indicating a milestone in local medical advancements [1]