MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH EXETER V40 STEM 50MM NO 4; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED

Model Number 0580-1-504

Device Problem Insufficient Information (3190)

Patient Problems Injury (2348); Hip Fracture (2349)

Event Date 12/05/2019

Event Type  Injury  

Manufacturer Narrative

Review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.There have been no other similar events for the lot referenced.It was noted that the device is not available for evaluation.Should additional information become available, it will be provided in a supplemental report upon completion of the investigation.

Event Description

Periprosthetic fracture of a patient with an exeter trident hip implanted in 2008.Please see attached x-ray for image of fracture.It was not disclosed how fracture occurred but it appears to be due to trauma as fracture was significant.

Manufacturer Narrative

An event regarding periprosthetic fracture involving a exeter stem was reported.The event was confirmed by clinician review.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: the available medical records were provided to the consulting clinician for a review which was rejected stating, "re pi: which represents an 86 y/o male patient who underwent a hybrid tha in 2008.Event description states: "periprosthetic fracture.Exeter trident hip implanted in 2008.Appears to be from trauma." undated x-ray ap left hip exeter hybrid tha, no screws in uncemented acetabular component reduced, cemented stem, nominal and well fixed components, comminuted displaced periprosthetic femoral fracture beginning at the junction of the mid and distal third of the stem and continuing distally beyond the view of the x-ray.The x-ray confirms the event description, but insufficient data present to create a report on this case." product history review: a review of the device manufacturing records indicate that all devices accepted into final stock were free from discrepancies.Complaint history review: there have been no other similar events for the lot referenced.Conclusions: it was reported that the patient had a periprosthetic fracture.The available medical records were provided to the consulting clinician for a review which was rejected for a review stating that the x-ray confirms the event description, but insufficient data present to create a report on this case.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.

Event Description

Periprosthetic fracture of a patient with an exeter trident hip implanted in 2008.Please see attached x-ray for image of fracture.It was not disclosed how fracture occurred but it appears to be due to trauma as fracture was significant.

• Brand Name: EXETER V40 STEM 50MM NO 4
• Type of Device: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, POROUS UNCEMENTED
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 9546358
• MDR Text Key: 185959610
• Report Number: 0002249697-2020-00014
• Device Sequence Number: 1
• Product Code: LPH
• UDI-Device Identifier: 04546540153395
• UDI-Public: 04546540153395
• Combination Product (y/n): N
• PMA/PMN Number: K121308
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional,other
• Type of Report: Initial,Followup
• Report Date: 03/03/2020

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
• Device Operator: Health Professional
• Device Model Number: 0580-1-504
• Device Catalogue Number: 0580-1-504
• Device Lot Number: G1215821
• Was Device Available for Evaluation?: No
• Initial Date Manufacturer Received: 12/05/2019
• Initial Date FDA Received: 01/03/2020
• Supplement Dates Manufacturer Received: 02/04/2020
• Supplement Dates FDA Received: 03/03/2020
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Patient Outcome(s): Hospitalization; Required Intervention
• Patient Age: 86 YR