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中华普通外科学文献(电子版) ›› 2007, Vol. 01 ›› Issue (03) : 146 -149. doi: 10.3877/cma.j.issn.1674-0793.2007.03.007

论著

自体静脉段移植修复胆管缺损的实验研究
刘会春1,, 张培新1, 崔培元1, 鲁贻民1, 周磊1, 吴华1   
  1. 1.233004 蚌埠,蚌埠医学院第一附属医院
  • 收稿日期:2007-05-22 出版日期:2007-10-01
  • 通信作者: 刘会春

Transplantation of autologous vein graft in the repair of bile duct defect :an experimental study

Hui-chun LIU,1, Pei-xin ZHANG1, Pei-yuan CUI1, Yi-min LU1, Lei ZHOU1, Hua WU1   

  1. 1.Department of Hepatobiliiary Surgery, Affiliated First Hospital of Bengbu Medical College, Bengbu 233004, China
  • Received:2007-05-22 Published:2007-10-01
  • Corresponding author: Hui-chun LIU
引用本文:

刘会春, 张培新, 崔培元, 鲁贻民, 周磊, 吴华. 自体静脉段移植修复胆管缺损的实验研究[J/OL]. 中华普通外科学文献(电子版), 2007, 01(03): 146-149.

Hui-chun LIU, Pei-xin ZHANG, Pei-yuan CUI, Yi-min LU, Lei ZHOU, Hua WU. Transplantation of autologous vein graft in the repair of bile duct defect :an experimental study[J/OL]. Chinese Archives of General Surgery(Electronic Edition), 2007, 01(03): 146-149.

目的

探讨胆管缺损的修复材料和方法。

方法

本地白山羊40 只随机分成4 组,每组10 只,A 组、B 组、C 组分别整段切除2、3、4 cm 的胆总管,缺损通过移植相应长度内置硅胶管的自体大隐静脉进行修复,移植物周围以带蒂大网膜包裹,同时切除胆囊;D 组为对照组,仅行胆囊切除及胆管周围松动。观察各组动物的活动情况、黄疸及排便情况,分析意外死亡的原因,分别记录术前、术后1、3、6 个月血生化变化,在术后6 个月处死动物观察移植血管的病理改变。

结果

A组、B 组、D 组三组动物各组内部术前及术后1、3、6 个月各时间点血生化检查结果,各组之间术前及术后1、3、6 个月各时间点血生化检测无显著性差异;A 组、B 组、C 组所移植血管存活情况有差异。A 组与B 组、C 组比较差异有统计学意义(P<0.001)。

结论

山羊采用自体大隐静脉段移植加内支架并带蒂大网膜包裹来修复胆管短段(<3 cm)缺损是可行的,进一步的实验研究对指导临床具有重要意义。

Objective

To explore the repairing material and operational skill for bile duct defect.

Methods

40 local healthy hybrid goats were divided randomly into 4 group. In group A, B, C, Excision of a segmental duct (2cm, 3cm, 4cm at length respectively) was performed to establish bile duct injury models.Autologous vein segment with a stent was used to repair the common bile defects. Finally the vein graft was covered with vascularized great omentum. Bladders in all animals were excised. Cholecystectomy and a circular mobilization of the common bile duct were conducted in group D. Animals' postoperative performance status, blood biochemical examination on operative day and postoperative months 1, 3 and 6 were studied. Six months after the operation the animals were killed and histopathological change in the vein grafts was observed.

Results

No notable changes in blood biochemistry postoperatively. The typical columnar epithelium of the common bile duct was seen in the vain graft. There were much difference of postoperative performances of vein grafts performances after operation among A and B, C groups.

Conclusion

Transplantation of autologous great saphenous vein graft and stent covered by vascularized great omentum to repair common bile duct(CBD)injuries may be feasible and alternative in the goats. Further experimental studies should be carried out to validate these findings, which will help to clinical application.

表1 三组动物生化检测结果分析表(±s)
表2 A、B、C 三组动物所移植血管存活情况比较表(±s)
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