Objective to evaluate the long-dated efficacy of autologous bone marrow stem cells implantation for the treatment of severe lower extremities ischemia.

目的了解自体骨髓干细胞移植治疗下肢动脉缺血性疾病的疗效。

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OBJECTIVE: To evaluate the safety, near and long-dated efficacy of autologous bone marrow stem cells implantation for the treatment of severe lower extremities ischemia.

目的：了解自体骨髓干细胞移植对于治疗下肢动脉缺血性疾病的安全性、近期及远期疗效。

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Critical limb ischemia - Critical limb ischemia (CLI) is a severe blockage in the arteries of the lower extremities that markedly reduces blood flow.

严重肢体缺血——严重肢体缺血(CLI)是下肢动脉严重阻塞能显著地降低血流。

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