It was showed that APTT and CT in the presence of LALP were markedly prolonged,the formation of venous thrombosis was obviously preven ted without any hemolyzation.

类狼疮抗凝蛋白能显著地延长化部分凝和凝，明显地抑制栓的形成，无溶作用。

Objective To reduce the patients incidence of deep venous thrombosis after extremitas inferior trauma and operation.

目的降低骨科下肢创伤及手术后患者深栓形成的发生率。