MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIDENT PSL HA CLUSTER 56MM; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED

Model Number	542-11-56F
Medical Device Problem Code	Loss of Osseointegration (2408)
Health Effect - Clinical Codes	Injury (2348); Inadequate Osseointegration (2646)
Date of Event	02/13/2017
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
It was noted that the device is not available for evaluation.Additional information has been requested.Should additional information become available, it will be provided in a supplemental report upon completion of the investigation.
Event or Problem Description
Was notified for a hip revision where ceramic heads and sleeves where requested to be available.The case was a revision of a loose cup and insert with a head swap.The surgeon replaced the stryker cup and insert with zimmer and replaced a stryker 40mm lfit head with a 40mm universal ceramic head and a -2.5 c-taper sleeve.
Event or Problem Description
Was notified for a hip revision where ceramic heads and sleeves where requested to be available.The case was a revision of a loose cup and insert with a head swap.The surgeon replaced the stryker cup and insert with competitor and replaced a stryker 40mm lfit head with a 40mm universal ceramic head and a -2.5 c-taper sleeve.
Additional Manufacturer Narrative
Reported event: an event regarding loosening involving a trident shell was reported.The event was not confirmed.Method & results: product evaluation and results: material analysis, visual, functional and dimensional inspections could not be performed as the device was not returned.Clinician review: no medical records were received for review with a clinical consultant.Product history review: review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.Complaint history review: there have been no other similar events for the lot referenced.Conclusions: it was reported that the patient was revised due to shell loosening.The exact cause of the event could not be determined because insufficient information was provided.Further information such as return of the device, pathology reports, pre- and post-operative x-rays and the primary operative report as well as patient history and follow-up notes are needed to complete the investigation for determining root cause.No further investigation for this event is possible at this time.If devices and/or additional information become available to indicate further evaluation is warranted, this record will be reopened.

• Brand Name: TRIDENT PSL HA CLUSTER 56MM
• 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-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer Contact: arokiya raj ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 6396743
• Report Number: 0002249697-2017-00857
• Device Sequence Number: 15128167
• Product Code: LPH
• UDI-Device Identifier: 07613327037227
• UDI-Public: 07613327037227
• Combination Product (Y/N): N
• Initial Reporter State: WI
• Initial Reporter Country: US
• PMA/510(K) Number: K143085
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Explanted Year: 2017
• Reporter Type: Manufacturer
• Report Source: Other,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 12/01/2022
• 2 Devices were Involved in the Event: 1 2

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: 08/31/2014
• Device Model Number: 542-11-56F
• Device Catalogue Number: 542-11-56F
• Device Lot Number: MHK99Y
• 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: 02/13/2017
• Supplement Date Received by Manufacturer: 11/09/2022
• Initial Report FDA Received Date: 03/10/2017
• Supplement Report FDA Received Date: 12/01/2022
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 08/04/2009
• 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: 67 YR
• Patient Sex: Male