MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIDENTII HEMI CLUSTER48D; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED

Model Number	702-11-48D
Medical Device Problem Code	Unstable (1667)
Health Effect - Clinical Code	Joint Laxity (4526)
Date of Event	05/25/2023
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
An event regarding instability involving a trident ii shell was reported.The event was not confirmed.Method & results: device 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.Device 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 reported lot.Conclusions: it was reported that the patient was revised due to instability.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 revision 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.The following devices were also listed in this report: cat# 723-00-32d; trident 0 deg x3 insert 32d; lot# 3t12yy.Cat# 7030-6515; 6.5mm low profile hex screw 15mm; lot# 849.It cannot be determined which, if any of these devices may have caused or contributed to the patient's experience.H3 other text : not returned to the manufacturer.
Event or Problem Description
Unstable total right hip.Replaced cup, poly liner, screws , and femoral head.Femoral head was competitor.

• Brand Name: TRIDENTII HEMI CLUSTER48D
• 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: joann ripoli ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 17189401
• Report Number: 0002249697-2023-00711
• Device Sequence Number: 20672685
• Product Code: LPH
• UDI-Device Identifier: 07613327380903
• UDI-Public: 07613327380903
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: K171768
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Device Explanted Year: 2023
• Reporter Type: Manufacturer
• Report Source: Other,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/23/2023

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 Model Number: 702-11-48D
• Device Catalogue Number: 702-11-48D
• Device Lot Number: 97648501
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 05/27/2023
• Initial Report FDA Received Date: 06/23/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 11/10/2022
• 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: 48 YR
• Patient Sex: Female
• Patient Weight: 62 KG