MAUDE Adverse Event Report: S.E.R.F SOCIETE DETUDES RECHERCHE FABRICATION BI-MENTUM REVISION CUP 55; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/CERAMIC/POLYMER, CEMENTED OR NON-POROUS

Catalog Number	DS45360155
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	10/15/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
An evaluation of the device cannot be performed as the device was not returned to the manufacturer.Should additional information become available it will be reported in a supplemental report upon completion of the investigation.
Event or Problem Description
Depuy synthes sent an explant to thayer school of engineering at dartmouth for analysis.Patient occured an acetabular cup revision for unknown reason.

• Brand Name: BI-MENTUM REVISION CUP 55
• Common Device Name: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/CERAMIC/POLYMER, CEMENTED OR NON-POROUS
• Manufacturer (Section D): S.E.R.F SOCIETE DETUDES RECHERCHE FABRICATION; 85 avenue des bruyeres; 69150 decines-charpieu; decines 69150 ; FR 69150
• Manufacturer (Section G): S.E.R.F SOCIETE DETUDES RECHERCHE FABRICATION; 85 avenue des bruyeres; 69150 decines-charpieu; decines 69150 ; FR 69150
• Manufacturer Contact: jean-denys marechal ; 85 avenue des bruyeres; 69150 decines-charpieu; decines 69150 ; FR 69150 ; 472056010
• MDR Report Key: 23628674
• Report Number: 3008668801-2025-00163
• Device Sequence Number: 9536857
• Product Code: LZO
• UDI-Device Identifier: 03662200015306
• UDI-Public: 03662200015306
• Combination Product (Y/N): N
• Initial Reporter State: NH
• Initial Reporter Country: US
• PMA/510(K) Number: K181744
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 11/24/2025

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 Expiration Date: 04/30/2024
• Device Catalogue Number: DS45360155
• Device Lot Number: 1903486A
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 10/29/2025
• Initial Report FDA Received Date: 11/24/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• 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 Sex: Unknown