PROCEPT BioRobotics completes prostate cancer study enrollment

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PROCEPT BioRoboticsĀ® Advances Prostate Cancer Program with WATER IV Study Enrollment Completion and Expanded IDE Approval

May 28, 2026 8:00 AM EDT

SAN JOSE, Calif., May 28, 2026 (GLOBE NEWSWIRE) -- PROCEPT BioRobotics (Nasdaq: PRCT) today announced two milestones in its WATER IV prostate cancer clinical program: completion of enrollment in the randomized WATER IV study evaluating Aquablation® therapy versus radical prostatectomy, and FDA Investigational Device Exemption (IDE) approval for a second randomized protocol evaluating Aquablation therapy versus active surveillance.

The first randomized WATER IV study (WATER IV RP) fully enrolled 280 planned patients and is the only FDA randomized study comparing Aquablation therapy to radical prostatectomy, the established surgical standard of care. Based on current... More