应用后极部巩膜外加压 (黄斑扣带术 )治疗2 1例单侧视盘小凹黄斑病变 ,术前口服碳酸酐酶抑制剂 ,术中压迫术眼降低眼压 ,应用7 5ｍｍ× 5 5ｍｍ硅胶海绵沿 1 2点至 6点钟垂直经线固定于眼球后极部巩膜 ,相应于黄斑部。硅胶海绵上端缝于上斜肌止端的后缘 ,其下端缝于下直肌肌腹 21 cases of unilateral disc small yellow cavernous lesions were treated with posterior scleral compression (macula cingulate), and oral carbonic anhydrase inhibitor before operation and intraocular pressure to reduce intraocular pressure. The application of 7 5mm × 5mm Silicone sponge along the 12 o’clock to 6 o’clock vertical warp fixed in the posterior pole of the sclera, corresponding to the macular. Silicone sponge sewn on the upper end of the trailing edge of the oblique end, the lower end of the seams in the lower rectus abdominis