ObjectiveDiscussion early period diagnosis uterine scar pregnancy effective method.Methods According to clinical medical history,HCG test,Type-B ultrasonic ( MR if Necessary) diagnosis.Under type-B ultrasonic monitoring clear uterine after interventional embolization of uterine artery drug infusion.Results41 cases (89.13％ ) according to clinical mdical history,HCG test,Type-B ultrasonic diagnosis.5 cases( 10.87％ ) diagnosed with nuclear magnetic resonance(MR),diagnosis rate 100％.46 cases disposable thorough clear uterine after interventional? embolization of uterine artery drug infusion,cure rate 100％.ConclusionAccording of clinical medical history,HCG test,Type-B ultrasonic was the best method of diagnosis uterine scar pregnancy in early period.Using interventional embolization of uterine artery drug infusion and then clear it,it was Safe reliable method.