Fig. 2.

The automated wearable artificial kidney (AWAK) has a discontinuous flow of peritoneal dialysate. a Outflow circuit with spent dialysate effluents pumped through a fibrin filter and sorbents and then through a degassing chamber before being retained in a storage chamber. There is a separate collecting chamber for ultrafiltrate. b The AWAK in-flow circuit with spent dialysate refreshed by the addition of glucose, bicarbonate and electrolytes before being passed through an ammonia sensor and then pumped back into the patient