1, adhere to the medication, according to the physician’s medical advice long-term oral antiplatelet drugs, which can prevent the formation of stents or intravascular thrombosis. Generally, it is recommended to take Bolivar orally for at least one year after interventional treatment, and to take BAY aspirin orally for a long time. If gum bleeding, skin petechiae or dark stools occur, please follow up with the hospital promptly. If there are contraindications to the use of drugs such as cerebral hemorrhage, gastrointestinal bleeding or ulcers, etc., you should promptly communicate with your physician to switch to other drugs. 2. Absolutely abstain from smoking, strictly control blood pressure, blood sugar and blood lipids, and review regularly to reduce the damage caused by the “three highs”. Ensure that blood pressure is measured at least 2-3 times a week, and blood lipids and liver and kidney functions are checked every 3 months to 6 months. 3, adhere to the daily walking exercise, intensity control at heart rate of about 100-120 times / minute, senior patients moderately reduced requirements. After the appearance of calf muscle swelling and pain and then insist on walking dozens of steps after rest. Limping patients exercise should reach close to the maximum pain when the best to stop. Two times a day, 30-60 minutes each time. If the walking distance is shortened promptly follow up at the outpatient clinic of vascular surgery of Shanghai Oriental Hospital. If discomfort symptoms such as chest tightness, chest pain, breath-holding, dizziness and panic occur during exercise, stop exercise immediately and follow up with the hospital in a timely manner. 4.If sudden lower limb skin temperature decrease, sensory loss, limb pain, or even activity restriction occurs, please go to the outpatient clinic of vascular surgery of Oriental Hospital in time. 5.After the surgery, we will review the artery condition at least once a year at the Vascular Surgery Clinic of Shanghai Oriental Hospital. If the stent or the blood vessel is narrowed again, we can promptly reopen it with balloon expansion, so that we can maintain the long-term patency of the artery with less cost and minimally invasive method. 6. Pay attention to the warmth of the affected limbs and protect the skin of the lower limbs from damage. Because of oral blood-activating drugs, avoid bleeding from traumatic bumps and bruises in daily life. 7, atherosclerosis is a systemic disease, if you have dizziness, headache, tinnitus, memory loss, low judgment, blackness in front of the eyes, hemiplegia and other symptoms, please promptly vascular surgery to exclude carotid artery sclerosis stenosis and stroke; if there is a significant increase in blood pressure, a single antihypertensive drugs can not be controlled, please vascular surgery to exclude the possibility of renal artery stenosis; if there is chest tightness, chest pain, panic, stomach If you experience chest tightness, chest pain, heartburn, nausea and vomiting, please consult a cardiologist to rule out the possibility of coronary heart disease, angina pectoris or even myocardial infarction. 8, pay attention to a healthy diet, eat less and more meals, avoid excessive high-fat and high-sugar high-calorie food intake, eat more fruits and vegetables, hypertensive patients should pay attention to a low-salt diet, about 4-6 grams per day.