MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIDENT HEMISPHERICAL CLUSTER 52MM; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED

Catalog Number	502-01-52E
Medical Device Problem Code	Migration or Expulsion of Device (1395)
Health Effect - Clinical Codes	Pain (1994); Injury (2348); Ambulation or Postural Difficulties (2544)
Date of Event	02/16/2017
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Review of the device history records indicate devices were manufactured and accepted into final stock with no reported discrepancies.There have been no other events for the lot referenced.It was noted that the device is not available for evaluation.If additional information is received, it will be provided in a supplemental report upon completion of the investigation.
Event or Problem Description
It was reported by the attorney, through the filing of a legal claim, that the patient underwent a right total hip arthroplasty on (b)(6) 2011 where she was implanted with a stryker hip system.It is further alleged that the patient began experiencing right hip pain and was using a walker for ambulation.X-rays taken in 2016 "revealed a broken screw within the acetabular component and medial migration of the acetabular component causing protrusion".The patient then underwent revision surgery of the right hip acetabular component on (b)(6) 2017.

• Brand Name: TRIDENT HEMISPHERICAL CLUSTER 52MM
• Common Device Name: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 7635447
• Report Number: 0002249697-2018-01948
• Device Sequence Number: 19214857
• Product Code: LPH
• UDI-Device Identifier: 07613153073086
• UDI-Public: 07613153073086
• Combination Product (Y/N): N
• Initial Reporter State: NV
• Initial Reporter Country: US
• PMA/510(K) Number: K143085
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2011
• Device Explanted Year: 2018
• Reporter Type: Manufacturer
• Report Source: consumer,other
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 06/25/2018

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: 10/31/2015
• Device Catalogue Number: 502-01-52E
• Device Lot Number: 35069601
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/31/2018
• Initial Report FDA Received Date: 06/25/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 53 YR