The protection measures for arteriovenous endovascular fistula in hemodialysis patients: 1, the third day after the endovascular fistula can start fist clenching activities to promote the maturation of the endovascular fistula, 10-14 days after the removal of stitches can do weight-bearing fist clenching activities, endovascular fistula is best used after 8 weeks, the longer the maturation time the longer the life of use; 2, the first application of endovascular fistula, to find experienced nurses to puncture, choose a thinner puncture needle, the beginning of blood flow do not The first application of internal fistula to find experienced nurses to puncture, choose a finer puncture needle, the beginning of blood flow do not play too high, use a period of time and then switch to a large needle puncture to improve blood flow; 3, the internal fistula side of the clothing to be loose, the side of the internal fistula is not energy blood pressure, avoid extrusion; 4, dialysis after pulling the needle waist compression 20-30min, the strength should be appropriate, to be able to feel the tremor as appropriate, it is not recommended to use a tourniquet tied; 5, to develop the habit of daily inspection of internal fistula to, generally blocked internal fistula in the evening and night time, so Check the internal fistula before going to bed, and also at night if you wake up; 6, blockage of internal fistula mostly occurs after too much dehydration appears hypotension, especially in winter, so avoid too much dehydration at one time, in addition to the occurrence of hypotension, pay attention to strengthen the hot compress internal fistula, if the sound is weakened, to strengthen the fist clenching activities, take blood circulation drugs; 7, the appearance of internal fistula murmur disappears, to promptly contact the dialysis room doctor, timely treatment The second surgery can be avoided.