MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIDENT HEMISPHERICAL CLUSTER HOLE SHELL; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED

Catalog Number	502-11-54E
Medical Device Problem Code	Osseointegration Problem (3003)
Health Effect - Clinical Code	Inadequate Osseointegration (2646)
Date of Event	05/09/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
Revision surgery was performed (b)(6) 2025 due to loosening of the implanted cup.When the cup was removed and replaced, the neck of the stem interfered, so the stem was also removed.
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.

• Brand Name: TRIDENT HEMISPHERICAL CLUSTER HOLE SHELL
• Common Device Name: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer (Section G): STRYKER ORTHOPAEDICS-CORK; ida industrial estate; carrigtwohill NA ; EI NA
• Manufacturer Contact: anna ryan ; raheen business park; limerick NA ; EI NA ; 61498200
• MDR Report Key: 22158893
• Report Number: 0002249697-2025-00607
• Device Sequence Number: 8841776
• Product Code: LPH
• UDI-Device Identifier: 04546540432049
• UDI-Public: 04546540432049
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K143085
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2021
• Device Explanted Year: 2025
• Reporter Type: Manufacturer
• Report Source: Distributor
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 06/06/2025

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 Catalogue Number: 502-11-54E
• Device Lot Number: UNKNOWN
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 05/12/2025
• Initial Report FDA Received Date: 06/06/2025
• 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: Required Intervention; Hospitalization
• Patient Sex: Unknown