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

Model Number	72400166
Medical Device Problem Code	Inadequacy of Device Shape and/or Size (1583)
Health Effect - Clinical Code	Urinary Incontinence (4572)
Date of Event	08/01/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The device is not available for analysis; therefore, no physical or visual analysis of the product could be performed.There was no report of a device performance allegation.The reported patient symptom is a known risk associated with this device type and indicated as such in the instructions for use.Based on the information available, the conclusion code of known inherent risk of device was assigned to this investigation.Model number/catalog number: 72400024, serial number: n/a, batch/lot number: 1100621976, model/catalog description: balloon, unique identifier (udi) #: (b)(4).Model number/catalog number: 72404127, serial number: n/a, batch/lot number: 1100729417, model/catalog description: pump, unique identifier (udi) #: (b)(4).
Event or Problem Description
It was reported that the patient with this artificial urinary sphincter (aus) experienced recurring urinary incontinence.Upon revision, it was noted that the cuff size was too large.As a result, the cuff was explanted, downsized and replaced.No additional information was provided.

• 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: 24753982
• Report Number: 2124215-2026-17842
• Device Sequence Number: 16006118
• Product Code: EZY
• UDI-Device Identifier: 00878953000770
• UDI-Public: (01)00878953000770(17)260428(10)1000562369
• Combination Product (Y/N): N
• Initial Reporter State: IN
• Initial Reporter Country: US
• PMA/510(K) Number: P000053
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• 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): 04/01/2026

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?: Yes
• Operator of Device: Lay User/Patient
• Device Expiration Date: 04/28/2026
• Device Model Number: 72400166
• Device Catalogue Number: 72400166
• Device Lot Number: 1000562369
• 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: 03/07/2026
• Initial Report FDA Received Date: 04/01/2026
• Date Device Manufactured: 04/29/2021
• 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: Required Intervention; Hospitalization
• Patient Age: 80 YR
• Patient Sex: Male