1, artificial blood vessels are recommended to use the rope ladder method or buttonhole method of puncture, should not use the regional method of puncture. 2, artificial blood vessel endovascular fistula dialysis after the end of the needle, compression to stop bleeding, artificial blood vessels still maintain blood flow is appropriate, at this time in the artificial blood vessel location can still find catarrh, hear murmurs. Do not press too hard or for too long to avoid occlusion of the endovascular fistula after the compression has stopped bleeding. Before the patient ends dialysis and leaves the hemodialysis room, listen to the endovascular murmur. 3.After the appearance of hypotension, vertigo or headache, correct the hypotension and check for artificial vascular endovascular murmur and tremor immediately. 4.The patient should be informed to clean the limb on the side of the artificial vascular endovascular fistula with soap before each hemodialysis to reduce infection. 5.If a local hematoma forms on the puncture, apply cold compresses within 24 hours and hot compresses after 24 hours. 6.Check the artificial vascular endovascular fistula every 3 months and treat any problems promptly.