MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION AMS 800 ARTIFICIAL URINARY SPHINCTER; DEVICE INCONTINENCE MECHANICAL/HYDRAULIC

Model Number	720157-01
Medical Device Problem Code	Mechanical Problem (1384)
Health Effect - Clinical Codes	Muscle Weakness/Atrophy (1967); Urinary Incontinence (4572)
Date of Event	06/01/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Model number/catalog number: 72400024, serial number: n/a, batch/lot number: 111627001, model/catalog description: balloon fgs 61-70 cm, unique identifier (udi) #: (b)(4).Model number/catalog number: 72404127, serial number: n/a, batch/lot number: 116459001, model/catalog description: control pump fgs iz, unique identifier (udi) #: (b)(4).The device is not available for analysis; therefore, no physical analysis of the product could be performed.Mechanical issue, atrophy and urinary incontinence are acknowledged within the instructions for use (ifu) and are not related to off-label use or failure to follow instructions.The reported patient symptoms of atrophy and urinary incontinence are known risk associated with this device type and indicated as such in the instructions for use.Based on the information available, a conclusion code of cause not established was assigned to this investigation.
Event or Problem Description
It was reported that the patient with this artificial urinary sphincter (aus) experienced recurrent incontinence and presented with inability to fully coapt the urethra.A revision surgery was performed, during which the physician confirmed urethral tissue atrophy beneath the cuff.The device was explanted and replaced.A cystoscopy was performed at the end of the procedure, which confirmed the new device was functioning properly.There were no further patient complications.

• Brand Name: AMS 800 ARTIFICIAL URINARY SPHINCTER
• Common Device Name: DEVICE INCONTINENCE MECHANICAL/HYDRAULIC
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer Contact: farshad fahimi ; 4100 hamline avenue north; building c; saint paul, MN 55112
• MDR Report Key: 25673605
• Report Number: 2124215-2026-35004
• Device Sequence Number: 13373921
• Product Code: EZY
• UDI-Device Identifier: 00878953005652
• UDI-Public: (01)00878953005652(17)170526(10)135444004
• Combination Product (Y/N): Y
• Initial Reporter State: GA
• Initial Reporter Country: US
• PMA/510(K) Number: P000053
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/30/2026

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: Lay User/Patient
• Device Expiration Date: 05/26/2017
• Device Model Number: 720157-01
• Device Catalogue Number: 720157-01
• Device Lot Number: 135444004
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/02/2026
• Initial Report FDA Received Date: 06/30/2026
• Date Device Manufactured: 06/14/2016
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 74 YR
• Patient Sex: Male