Abstract: Objective: To evaluate the safety and efficacy of coronary artery steat placement through radial artery,and summarize operation experience.Methods: Intervention treatment was carried out in fifty angina pectoris patients,ninty-seven stents were implanted.Angiographyic assesment was immediately used after surgery.Clinical events were observed during hospitalization and recent times.Results: After blood vessels reconstruction,vessels blood circulation of fifty patients related achieved TIMI-3,remain narrow <10%.Arm swelling occurred in 4 cases,and no severe complication such as radial artery occlusion,bleeding,hematoma and band were observed.Unpleasant symptoms were slight.Conclusions: With safety and feasibility,lower incidence,low complication,coronary artery interventional therapy by radial artery is easily accepted by patient,and worthy promoting.