Objective: To explore the effect of ligustrazine(LTZ) on prevention of vascular crisis after replantation of severed finger(RSF), so as to provide a new method for anticoagulative treatment after RSF.

• 目的：探讨川芎嗪在手外科断指再植术后防止血管危象的作用，为断指再植术后的抗凝治疗用药提供新的思路和方法。