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Background The interventional examination and treatment of coronary heart disease (CHD) has been widely carried out in clinic,as a primary diagnosis of cardiovascular disease (CVD) method and the main treatment.Trans-radial coronary intervention has the fewer vascular complications,the low activity limit and the rapider recovery,so more and more widely used.And clinical observation found that inflating again after radial artery puncture point ooze blood of Percutaneous Coronary Intervention under the traditional methods of decompression in patients with local skin damage is aggravating,so to explore a new way of inflating again becomes the priority of nursing clinical work.