The superior scleral tunnel incision was recommended in cases of with the rule astigmatism(group 1) and the temporal clear corneal incision was preferred in cases of against the rule astigmatism(group 2).
方法 :选择白内障患者 10 0例 ,118只眼 ,根据术前角膜地形图所示最陡峭子午线的不同 ,分为循规散光和逆规散光二组 ,分别采用上方巩膜隧道切口和颞侧透明角膜切口 ,进行常规的 3。