Objective: To explore the application of Merogel in endoscopic dacryocystorhinostomy surgery. Methods: Merogel was used for filling postoperative wound in 32 cases. The circuit nurse and the patients check and count the pieces of the blood sucking cotton before the surgery or close the fistula, discard the hemostatic cotton and apply Merogel, non-wetted before application. Droplet-shaped Dexamethasone was employed for infiltration, and making it fit perfectly in the wound surface. The patients were examined 1 day, 7days and 14 days after the surgery and their recovery situation were recorded. Results: The incident of confusing Merogel and ordinary cotton did not occur, the wound recovered well without obvious scar. Conclusion: Merogel is the ideal surgical wound filler for endoscopic dacryocystorhinostomy, explicit cooperation is the important guarantee to achieve the best effect. 目的 探讨美乐胶应用于鼻内镜下鼻腔泪囊吻合术的手术配合方法。方法 应用美乐胶填充术后创口患者共32例，分别于手术前和关闭造瘘口前由巡回护士和术者共同清点核对吸血棉片数量，核对无误后，弃置止血棉片，开启美乐胶，应用前严禁沾湿。使用抽吸好的地塞米松滴状浸润，使其服帖于创口表面。术后1天，7天，14天对患者进行检查，记录患者创口恢复情况。结果 未发生美乐胶与普通棉片的混淆，创口恢复良好，无明显瘢痕。结论 美乐胶是鼻内镜下行鼻腔泪囊吻合术理想的手术创口填充物，而默契、明确的手术配合，是其正确应用、达到最佳效果的重要保证
