Clinical observation on corneal astigmatism after intraocular lens implantation
孙磊, 张跃红
Abstract
孙磊, 张跃红
Abstract
目的 观察和分析不同手术切口术后角膜散光的情况.方法93例(112眼)白内障患者随机分为两组,即角膜缘大切口组(切口9~10mm,缝合5~6针)和透明角膜隧道式小切口组(切口3.5mm,不缝合或缝合1针).术后1、2、4周随访检查角膜屈折力.结果角膜缘大切口组术后早期平均散光度较高,顺规性散光度较多,且向逆规性散光转化;透明角膜隧道式小切口组与术前对照无明显差异.结论透明角膜隧道式小切口术后所引起的散光度很低,甚至不产生新的散光。
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目的 观察和分析不同手术切口术后角膜散光的情况.方法93例(112眼)白内障患者随机分为两组,即角膜缘大切口组(切口9~10mm,缝合5~6针)和透明角膜隧道式小切口组(切口3.5mm,不缝合或缝合1针).术后1、2、4周随访检查角膜屈折力.结果角膜缘大切口组术后早期平均散光度较高,顺规性散光度较多,且向逆规性散光转化;透明角膜隧道式小切口组与术前对照无明显差异.结论透明角膜隧道式小切口术后所引起的散光度很低,甚至不产生新的散光。
Key concepts: Ophthalmology, Intraocular lens, Astigmatism, Medicine, Optometry, Lens (geology), Cornea, Intraocular lenses