患有严重心力衰竭及进行性周围水肿的病人,由于耐药或心功能进一步恶化,以致血管扩张剂等常规药物治疗无效.静脉放血,血液透析和腹膜透析等虽能除去大量细胞外液,缓解症状,但往往会出现低血压和心动过速等血流动力学副作用,使其应用受到限制. Patients with severe heart failure and progressive peripheral edema, due to further deterioration of resistance or cardiac function, vasodilators and other conventional drug treatment ineffective.Vehicle bleeding, hemodialysis and peritoneal dialysis, although can remove a large amount of extracellular fluid, ease Symptoms, but often appear hemodynamic side effects such as hypotension and tachycardia, its application is limited.