KPS-1®: UW Solution for machine perfusion of kidneys

Delivering the gold standard in organ preservation solutions

Organ Recovery Systems offers KPS-1, the trusted machine perfusion solution having the same composition as the UW Machine Perfusion Solution originally formulated by F.O. Belzer, MD* and James Southard, PhD*, at the University of Wisconsin®*

* University of Wisconsin® is a registered trademark of the Board of Regents of the University of Wisconsin System. Organ Recovery Systems, Inc. has no affiliation with the Board of Regents of the University of Wisconsin System, F.O. Belzer, MD and/or James Southard, PhD.
Product Details
  • Available in 1 Liter bags
  • Two-year shelf life
  • Ambient storage, cool before use
  • Intended to be used for flushing and continuous hypothermic machine perfusion of kidneys at the time of their removal from the donor in preparation for storage, transportation and eventual transplantation into a recipient
  • Manufactured to FDA cGMP and ISO 13485 and ISO 9001 standards in the USA
Amount/1000 mL
Concentration, mM
Calcium chloride (dehydrate) 0.068 g 0.5
Sodium hydroxide 0.70 g
HEPES (free acid) 2.38 g 10
Potassium phosphate (monobasic) 3.4 g 25
Mannitol (USP) 5.4 g 30
Glucose, beta D (+) 1.80 g 10
Sodium gluconate 17.45 g 80
Magnesium gluconate D (–) gluconic acid,
hemimagnesium salt
1.13 g 5
Ribose, D (–) 0.75 g 5
Hydroxyethyl starch (HES) 50.0 g n/a
Glutathione (reduced form) 0.92 g 3
Adenine (free base) 0.68 g 5
Sterile water for injection (SWI) To 1000 mL volume n/a

KPS-1, Kidney Perfusion Solution includes constituents (Hydroxyethyl starch [HES]), which have caused hypersensitivity reactions in some patients. Physicians should be alert to treat possible reactions.