心包由两个不同的亚层组成：坚固的外纤维心包和内浆液心包。
The pericardium consists of two distinct sublayers: the sturdy outer fibrous pericardium and the inner serous pericardium.
结论自体心包外周支持能抑制静脉移植物内膜的增生。
Conclusion Perivenous support of the vein graft with autologous pericardium can reduce intimal and medial hyperplasia in the graft.
结论：该动物模型设计合理，自体心包可作为静脉外支架的材料，能明显减轻内膜的增生，减少平滑肌细胞的增生。
Conclusion The model was developed rationally with a high successful rate. The autologous pericardium external stent can reduce intimal and medial hyperplasia.
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