A portable pump apparatus for use in CAPD is provided as well as a method for providing CAPD to a patient. The portable pump apparatus for CAPD has a housing containing a pump, and a power supply, preferably a rechargeable battery, connected to the housing and electrically connected to drive the pump....http://www.google.de/patents/US5984891?utm_source=gb-gplus-sharePatent US5984891 - Portable pump apparatus for continuous ambulatory peritoneal dialysis and a method for providing same
