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題 名 | Corneal Topography Change by Sutureless Phacoemulsification Surgery=無縫線超音波乳化術之彩色角膜地形圖變化 |
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作 者 | 陳寶全; 翁林仲; 王孟祺; 胡兆宇; | 書刊名 | 中華民國眼科醫學會雜誌 |
卷 期 | 36:3 1997.09[民86.09] |
頁 次 | 頁170-178 |
分類號 | 416.711 |
關鍵詞 | 無縫線超音波乳化術; 彩色角膜地形圖; Cornea topography; Cataract; Sutureless phacoemulsification; Keratometry; |
語 文 | 英文(English) |
中文摘要 | 利用彩色角膜地形圖,我們比較了接受無縫線超音波乳化術前後之角膜變化。所 有的眼睛都接受了無縫線超音波乳化術與彩色角膜地形圖( Topographic Modeling System TMS- Ⅱ), 檢查的時間分別為手術前、手術後第一個星期、手術後第二個星期、手術後第 三個星期、手術後第一個月、手術後第二個月、手術後第三個。手術過程為先做鞏膜隧道( 6mm 寬),再做超音波乳化術,接著植入後房水晶體於囊中,最後關閉傷口時並無縫線。藉 由彩色角膜地形圖,我們可以觀察到術後傷口周邊之角膜曲率變平,並於一個月後逐漸消失 。角膜中央之不規則曲率增加則會伴隨著傷口周邊角膜曲率變平出現,並可能持續至三個月 以上。 至於彩色角膜地形圖之參數部份 SRI ( Surface Requalarity Index )、 SAI ( Surface Asymmetry Index ),於手術前及手術後各時期則無明顯之變化。除此之外,彩色 角膜地形圖,提供了許多及有用的資訊關於無縫線超音波乳化術後之角膜變化。 |
英文摘要 | Using corneal topography, we compared the corneal shape change following sutureless phacoemulsification surgery. All eyes received sutureless cataract surgeries were examined by corneal topography (Topographic Modeling System TMS-Ⅱ) preoperatively as well as at 1□, 2□, 3□ weeks, 1□, 2□, 3□ months after surgery. In our surgical procedure, scleral tunnel incision (6-mm width), phacoemulsification with PCIOL implantation in bag, and sutureless wound closure was done. Our result shows the post-operative wound related peripheral flattening by topography color-code image, and it will gradually disappear after one month. An irregular steepening in the central cornea was observed which may be coupled with the wound-related flattening. The central steeping of the cornea mainly occurs in the lower portion but may extend to the upper portion of the cornea. And the irregular central steepening was noted through out the study. About the parameter of SRI (surface regularity index), SAI (surface asymmetry index), there is no much fluctuation between the preoperative and each postoperative period. Beside, computerized videokeratoscope analysis provides additional and useful information during the corneal topography exam after sutureless phacoemulsification surgery. |
本系統中英文摘要資訊取自各篇刊載內容。