MAUDE Adverse Event Report: PROCEPT BIOROBOTICS CORPORATION AQUABEAM ROBOTIC SYSTEM; FLUID JET REMOVAL SYSTEM

Catalog Number	AB2000
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Perforation (2001)
Date of Event	03/18/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
A male patient underwent aquablation therapy to treat symptomatic benign prostatic hyperplasia (bph).Procept biorobotics corporation was informed that, post-aquablation therapy, the patient had a bladder perforation.The patient was converted to open surgery via a midline incision for the repair of the bladder perforation.The surgeon and the surgeons who came in to assist with the open repair explained that they believed the perforation resulted from the irrigation pressure being too high for too long, which caused the bladder to expand and perforate at the midline.The surgeon stated that the repair was successful and that the patient was doing well despite the perforation.It was reported that the patient has since been discharged and is doing well.No malfunction of the aquabeam robotic system was reported.
Additional Manufacturer Narrative
The aquabeam robotic system is a reusable device; therefore it is currently in the possession of the user facility.The investigation of this event consisted of a review of the treatment log files, device history record (dhr), and instructions for use (ifu).The aquabeam robotic system's treatment log files were reviewed, which confirmed no malfunction occurred.The review of the treatment log files revealed that the aquabeam robotic system functioned as intended, as no malfunction was observed during aquablation therapy.A review of the device history record (dhr) for ab2000/serial number (b)(6) was conducted, which confirmed that there were no non-conformances, failures, discrepancies, or missed steps during the manufacturing process that could be related to the reported event.The review indicated that the device met all design and manufacturing specifications when released for distribution.The aquabeam robotic system's instruction for use (ifu), ifu0101-00, rev.E, was reviewed.4.3 warnings: procedure as with any surgical urologic procedure, potential perioperative risks of the aquablation procedure include: bladder or prostate capsule perforation.The aquabeam robotic system is a reusable device; therefore, it is still currently in possession of the user facility.The aquabeam robotic system's ifu lists bladder perforation as a potential risk of aquablation therapy.It was reported that the bladder perforation was the result of the irrigation pressure being too high for too long which caused the bladder to expand and perforate at the midline.Patient was converted to open surgery via a midline incision for the repair of the bladder perforation.The surgeon stated that the repair was successful and that the patient was doing well in spite of the perforation.The patient has since been discharged and is doing well.Based on the information provided, plus a review of the treatment log files, dhr, and ifu, the event is considered not to be device related.No malfunction of the aquabeam robotic system was reported.Submission of this report does not constitute an admission that the manufacturer's product caused or contributed to the event.

• Brand Name: AQUABEAM ROBOTIC SYSTEM
• Common Device Name: FLUID JET REMOVAL SYSTEM
• Manufacturer (Section D): PROCEPT BIOROBOTICS CORPORATION; 150 baytech dr; san jose CA 95134
• Manufacturer (Section G): PROCEPT BIOROBOTICS CORPORATION; 150 baytech dr; san jose CA 95134
• Manufacturer Contact: doria esquivel ; 150 baytech dr; san jose, CA 95134 ; 6502327291
• MDR Report Key: 24719700
• Report Number: 3012977056-2026-00062
• Device Sequence Number: 14955697
• Product Code: PZP
• UDI-Device Identifier: 00850055427020
• UDI-Public: 010085005542702011231013
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: DEN170024
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 03/27/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Catalogue Number: AB2000
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 03/19/2026
• Initial Report FDA Received Date: 03/30/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 10/13/2023
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Sex: Male