There is no medical term for facial dialysis, but rather peritoneal dialysis, which is a way of using one’s own peritoneal function to achieve an exchange of peritoneal fluid and toxins. The advantages of peritoneal dialysis: 1, peritoneal dialysis can be operated at home is more convenient, less impact on work and life, unlike hemodialysis to regularly come to the hospital for dialysis treatment. 2, peritoneal dialysis patients, the function of the residual kidney is better protected. The urine volume can be maintained at a certain level after a period of time on peritoneal dialysis.3. Peritoneal dialysis is an individual operation at home, so the chances of hospital-acquired diseases are reduced, unlike hemodialysis, which may lead to outbreaks of hepatitis B and C.4. Patients on peritoneal dialysis have less impact on the circulatory system and are more suitable for patients with heart failure.