MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH V40 COCR LFIT HEAD 44MM/+4; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, CEMENTED

Model Number	6260-9-244
Medical Device Problem Code	Degraded (1153)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	03/01/2021
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Reported event: an event regarding corrosion involving a metal head 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: 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.Lot specific voluntary recall was initiated for the lfit v40 cocr heads within scope of a capa.The investigation revealed that only specific catalog numbers and specific lots are impacted by the regulatory action and that the affected lots were manufactured on or before march 4, 2011.The root cause analysis identified a process related anomaly as to the affected sizes and lots.The affected product has all been implanted and/or expired.
Event or Problem Description
It was reported that the patient's right hip was revised due to stem failure.Intraoperatively, trunnion wear, metallosis, head toggling on trunnion, black tissue, and a broken insert were noted.A 44 mm +4 v40 head, tmzf plus stem, and 0° 44f insert were revised.Rep confirmed that aside from provided primary usage sheet, no further information would be released by the hospital or surgeon.

• Brand Name: V40 COCR LFIT HEAD 44MM/+4
• Common Device Name: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, CEMENTED
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 11574194
• Report Number: 0002249697-2021-00546
• Device Sequence Number: 19738506
• Product Code: JDI
• UDI-Device Identifier: 07613327032758
• UDI-Public: 07613327032758
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: K173499
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2011
• Device Explanted Year: 2021
• Reporter Type: Manufacturer
• Report Source: health professional,other
• Initial Reporter Occupation: Physician
• Remedial Action: Recall
• Type of Report: Initial
• Report Date (Section B): 03/26/2021

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: 12/31/2013
• Device Model Number: 6260-9-244
• Device Catalogue Number: 6260-9-244
• Device Lot Number: MER4YY
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 03/01/2021
• Initial Report FDA Received Date: 03/26/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• If action reported to FDA under 21 USC 360i(g), list FDA-assigned Recall Number or include a statement: 2249697-08/29/2016-007R
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention