Objective  The explore the perioperative nursing for patents with hypertrophic obstructive cardiomyopathy by treatment of percutaneous septal chemical ablation.

  Methods  Clinical materials of 55 patients with hypertrophic obstructive cardiomyopathy by treatment of percutaneous septal chemical ablation were analyzed retrospectively, and the whole nursing measures were summarized.

  Results  There were 47 cases of mild and moderate chest pain, 8 cases of severe chest pain, 1 case of vagal reflex, 55 cases of right bundle branch block, 4 cases of left bundle branch block, 36 cases of degree Ⅲ atrioventricular block and 55 cases of polygenic ventricular premature. Fifty-five patients had chest pain with varying degrees, 3 patients had degree Ⅲ atrioventricular block and 48 patients had ventricular premature beats. After treatment, all patients were converted to sinus rhythm and discharged from hospital.

  Conclusion  Strengthening perioperative observation can improve the quality of nursing, reduce complications, improve the effect of operation and promote the rehabilitation of patients.