You can’t smoke after interventional surgery, smoking will cause harm to the body and increase the risk of cardiovascular disease. Interventional surgery is under the guidance of medical imaging equipment, the use of catheters or guide wires and other instruments, through the human blood vessels, into the human body, on the diseased parts of the treatment, common such as coronary artery stenosis, infarction and so on the use of interventional surgery, arrhythmia radiofrequency ablation is also belong to the category of interventional therapy. Tobacco harm to the body is recognized worldwide, not only increase the incidence of respiratory diseases, cardiovascular and cerebrovascular also has a serious impact. Nicotine in tobacco can damage the endothelium of blood vessels, increase oxidative stress and inflammation, aggravate the formation of atherosclerosis, and cause stenosis and plaque formation of blood vessels. Interventional surgery itself may cause some damage to the blood vessels, and tobacco also causes some harm to the blood vessels and the body, no matter after the interventional surgery or other period of time, should not smoke, if you feel sick, it is recommended to consult a doctor in time.