MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION REZUM; ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES

Model Number	G2200
Medical Device Problem Code	Power Problem (3010)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/07/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during a water vapor thermal therapy procedure, error 495 was displayed.The procedure was not completed due to this event.There were no patient complications reported.This event is being reported for aborted/cancelled procedure with a patient under anesthesia or sedation status unknown.
Additional Manufacturer Narrative
Upon receipt of this generator at our quality assurance laboratory, this device was thoroughly analyzed.During functional evaluation of the device, no error codes appeared.The reported allegation could not be confirmed.The generator passed the post (power on self-test).Syringe and delivery device were connected with no issues.Generator primed and flush as per specifications.The generator received all the required updates and passed full functional and electrical safety testing.
Event or Problem Description
It was reported that during a water vapor thermal therapy procedure, error 495 was displayed.The procedure was not completed due to this event.There were no patient complications reported.This event is being reported for aborted/cancelled procedure with a patient under anesthesia or sedation status unknown.

• Brand Name: REZUM
• Common Device Name: ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): NORTECH SYSTEM INC; nw 7791; 1450; minneapolis MN 55485 7791
• Manufacturer Contact: farshad fahimi ; 4100 hamline avenue north; building c; saint paul, MN 55112
• MDR Report Key: 22677376
• Report Number: 2124215-2025-52661
• Device Sequence Number: 21194070
• Product Code: GEI
• UDI-Device Identifier: 00855357006003
• UDI-Public: (01)00855357006003(11)240213
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K180237
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 09/16/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: G2200
• Device Catalogue Number: G2200
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 07/07/2025
• Supplement Date Received by Manufacturer: 08/25/2025
• Initial Report FDA Received Date: 07/31/2025
• Supplement Report FDA Received Date: 09/16/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/13/2024
• 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
• Patient Sex: Unknown