Several clinical investigations demonstrated that intravitreous injection of plasmin before vitrectomy could reduce the risk of retinal bleeding or detachment.

不少临床研究表明:手术前,以少量纤溶酶降解玻璃体与视网膜连接处蛋白质,可明显减少手术引起的视网膜出血、脱离等并发症。