摘要Recurrent spontaneous abortion is a common disease in gynecology, and it seriously affects women's reproductive health and brings heavy burden and pain to society and families. The cause of recurrent spontaneous abortion is complicated, in addition to the well-defined genetic, anatomical, infection and endocrine factors, and there are still some unknown causes, which is called as unexplained recurrent spontaneous abortion, accounting for 40％ of recurrent abortion. At present, there are a lot of researches on the treatment methods of the patients with the unexplained recurrent spontaneous abortion, which also shows that the treatment of traditional Chinese and Western medicine all have certain clinical application effect. Western medicine clinical methods mainly includes immunotherapy, immunosuppressive therapy, anticoagulation therapy, progesterone therapy, etc. Based on the experience of the professor and combined with many years of clinical practice, the author believes that the pathogenesis of this disease in traditional Chinese medicine is mainly due to impaired impulse and deficiency of Spleen, lack of qi and blood,can not nourishing the fetus; deficiency of Kidney Qi, blood flow was delayed, and blood stasis and could not raise the fetus. Clinical treatment is based on invigorating the kidney, tonifying spleen and nourishing blood, promoting blood circulation to remove blood stasis and dredging collaterals. Oral Chinese medicine combined with external acupuncture and moxibustion has achieved excellent effects in improving pregnancy rate. This article reviews the domestic and foreign methods of treating unexplained recurrent miscarriage in order to provide clinical reference. In the future, the combination of Chinese and Western medicine should become the main therapy to increase pregnancy rate.