Long-term results in 30 cases of bypass of the occluded superficial femoral vein by implantation of the greater saphenous vein into the popliteal vein have been disappointing due to degeneration of the saphenous valves within two years. The Palma operation has proven to have long-term good results in 18 of 20 cases performed by more recent techniques, but less favorable results by previous methods. Salient details of surgical management are presented.
30例通过将大隐静脉植入腘静脉来绕过闭塞性股浅静脉的长期结果令人失望，因为大隐静脉瓣膜在两年内发生退变。事实证明，采用最新技术进行的20例帕尔马手术中，有18例取得了长期良好效果，但以前的方法效果较差。本文介绍了手术治疗的显著细节。
