Clinical observation of the influence of cigarette smoking on digit replantation / 中华骨科杂志

ABSTRACT

Objective To analyze the effect of cigarette smoking on replantation of amputed digit, investigate the pathologic mechanism of vascular crisis(VC) caused by smoking. Methods 1)The replantation risk factor such as smoking to VC and blood insufficiency of replanted digit was reviewed in 1 685 cases of digit replantation. 2)The complications after digit replantation in short and long terms among patients smoking were compared with those not smoking after operation. The results of management and time of appearance VC was assayed. 3)The possible pathologic mechanism of VC caused by smoking was analyzed. Results 1)A significant correlation between the ratio of VC, blood insufficiency of replanted digit and smoking index(SI, the number of cigarette in a day multiplies the years of smoking) was found. 2)The rate of VC, wound infection and unhealing in short term and the feeling of pain, numbness and cool in the long term in patients smoking after operation (92.6%,55.6%,48.1% and 71.6%) was obviously more than that in non smoking patients(17.8%,9.3%,2.0% and 3.0%,P