New chances matter

Waters Medical Systems empowers transplant teams to improve transplant success and graft survival rates—enhancing patients’ lives.

Explore our technologies

RM4®

Hypothermic oxygenated machine perfusion of either one or two kidneys.


Waters IGL® Pulsatile Perfusion Solution (PPS)

Solution for machine perfusion 
of kidneys


Waters IGL® Cold Storage Solution

Cold storage solution for kidney, liver, and pancreas


Celsior®

Cold storage solution for heart

Increased clinical control and oversight at your fingertips.

The IGL app provides remote monitoring of RM4 organ perfusion data—flow rate, pressure, temperature, and time. With a secure cloud-connected interface, it enables healthcare teams to track critical parameters from anywhere, improving coordination. This app ensures fast, continuous oversight, promoting quality care and extending expert support during crucial moments.

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The gold standard in kidney preservation technology

RM4 combines pulsatile hypothermic machine perfusion and active oxygenation to optimize donor kidney viability for 24 hours.


Trusted, compassionate partners in the transplant technology space.

We deliver high-quality advanced transplantation technologies to support transplant teams all around the world. Decades of passion, research, and experience have forged the reputation of our products.