目的：对比研究放射状切口手术对器质性心脏病伴心房纤颤的治疗效果。
Objective: To research the effect of Radial Incision Approach (ria) on treating atrial fibrillation (Af).
改良组眼结膜切口位于11：30 ~ 12：30，然后沿角巩膜放射状剪开，巩膜灌注穿刺口位于12：00平坦部。
Conjunctival cutting along 11:30-12-30 was made in modified incision group, and the scleral irrigation site was at 12:00.
对未加散光切口的放射状角膜切开术124例(245只眼)患者，进行术后6 ~ 8个月观察。
Radial keratotomy without T-cutting was performed on 245 eyes of 124 patients with 6-8 months of post-operative follow-up.
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