Founded in 1981, Medisystems Corporation designs, manufactures, imports and distributes medical devices, primarily for use in dialysis and related blood treatments. Medisystems' products include tubing sets, needle sets and bag sets used to transport blood or physiologic fluids during hemodialysis, peritoneal dialysis, pheresis and other extracorporeal therapies. Medisystems also has a growing product line of safety needle devices, accessories and medical air filters. Medisystems is the market leader for hemodialysis bloodtubing sets, A.V. fistula needles, apheresis needles and hemodialysis transducer protectors in the United States. Medisystems' products are registered and available for sale in the United States, Canada, Mexico and Europe.

Company was acquired by NxStage Medical