CardioRenal Systems, Inc.

CardioRenal Systems is a Milford, Massachusetts medical device company developing RenalPro (marketed as RenalGuard outside the US), an automated fluid-management system that prevents acute kidney injury in high-risk hospital settings. By monitoring urine output in real time and matching IV hydration in milliliter increments, the system keeps patients balanced during cardiac surgery, catheter procedures, and ICU care. RenalPro holds FDA Breakthrough Device Designation and a CE Mark, and in a 220-patient randomized UK trial cut AKI by 52% versus standard care.