[Translation] To evaluate the efficacy and safety of thrombin for injection in the reduction of blood loss in posterior lumbar interbody fusion with placebo as control
以安慰剂(右旋糖酐 20)为对照,评价注射用尖吻蝮蛇凝血酶用于后路腰椎椎体间植骨融合术减少出血量的有效性和安全性,并进行剂量探索。
[Translation] With placebo (dextran 20) as a control, the efficacy and safety of thrombin for injection in the reduction of blood loss in posterior lumbar interbody fusion were evaluated, and the dose was explored.