MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON PRIM TIB BASEPLATE - CEMENTED; KNEE JOINT PATELLOFEMOROTIBIAL METAL/POLYMER POROUS-COATED UNCEMENTED PROSTHESIS

Catalog Number 5520-B-400

Device Problem Osseointegration Problem (3003)

Patient Problems Unspecified Infection (1930); Injury (2348); Inadequate Osseointegration (2646)

Event Date 03/27/2019

Event Type  Injury  

Manufacturer Narrative

An event regarding revision due to loosening involving a triathlon baseplate component was reported.The event was not confirmed.Method & results: device evaluation and results: not performed as product was not returned.Medical records received and evaluation: no medical records were received for review with a clinical consultant.Device history review: indicated all devices were manufactured and accepted into final stock with no reported discrepancies.Complaint history review: there has been no other similar events for the lot referenced.Conclusions: the event itself could not be confirmed and exact cause of the event could not be determined because insufficient information was provided.Further information such as device return, pre and post operative x-rays, operative reports as well as patient history and follow up notes are required to complete the investigation for determining a root cause.If additional information and/or devices becomes available to indicate further evaluation is warranted, this record will be reopened.

Event Description

This pi is for the revision due to loose components on (b)(6) 2019.Postoperative diagnosis: patient underwent right total knee replacement (b)(6) 2013.Patient had right knee infection, underwent right knee irrigation, debridement, and exchange of polyethylene (b)(6) 2015.Reported in cors.The patient had grossly loose components, underwent right total knee single stage revision with loose femoral and tibial components (b)(6) 2019.

Manufacturer Narrative

An event regarding revision due to loosening involving a triathlon baseplate component was reported.The event was confirmed based on clinician review of the medical records provided.Method & results: device evaluation and results: not performed as product was not returned.Medical records received and evaluation: a review of the provided medical records by a clinical consultant stated the following comment: x-ray confirms loosening and antibiotic spacer in place, need additional information; primary and revision operative reports, clinical and past medical history, pathology reports and examination of explanted components.Device history review: indicated all devices were manufactured and accepted into final stock with no reported discrepancies.Complaint history review: there has been no other similar events for the lot referenced.Conclusions: a review of the provided medical records by a clinical consultant stated the following comment: x-ray confirms loosening and antibiotic spacer in place, need additional information further information such as primary and revision operative reports, clinical and past medical history, pathology reports and examination of explanted components are required to complete the investigation for determining a root cause.If additional information and/or devices becomes available to indicate further evaluation is warranted, this record will be reopened.

Event Description

This pi is for the revision due to loose components on (b)(6) 2019.Postoperative diagnosis: patient underwent right total knee replacement (b)(6) 2013.Patient had right knee infection, underwent right knee irrigation, debridement, and exchange of polyethylene (b)(6) 2015.Reported in cors.The patient had grossly loose components, underwent right total knee single stage revision with loose femoral and tibial components (b)(6) 2019.

Manufacturer Narrative

The following devices were also listed in this report: triathlon ps x3 tibial insert; cat#5532-g-413; lot# mnrjdj triathlon symmetric x3 patella; cat#5550-g-339; lot#v687 it cannot be determined which, if any of these devices may have caused or contributed to the patient's experience.An event regarding revision due to infection and loosening involving a triathlon baseplate component was reported.The infection event was not confirmed as pathology was not provided.The loosening event was confirmed based on clinician review of the medical records provided.Method & results: device evaluation and results: not performed as product was not returned.Medical records received and evaluation: a review of the provided medical records by a clinical consultant stated the following comment: x-ray confirms loosening and antibiotic spacer in place, need additional information; primary and revision operative reports, clinical and past medical history, pathology reports and examination of explanted components.Device history review: indicated all devices were manufactured and accepted into final stock with no reported discrepancies.Complaint history review: there has been one other similar event for the lot referenced which relates to this same device and patient.There have been five other similar events for the sterile lot (one relates to this same device and patient).Conclusions: the infection event was not confirmed as pathology was not provided.A review of the provided medical records by a clinical consultant stated the following comment: x-ray confirms loosening and antibiotic spacer in place, need additional information further information such as primary and revision operative reports, clinical and past medical history, pathology reports and examination of explanted components are required to complete the investigation for determining a root cause.If additional information and/or devices becomes available to indicate further evaluation is warranted, this record will be reopened.

Event Description

This pi is for the revision due to loose components on (b)(6) 2019.Postoperative diagnosis: patient underwent right total knee replacement(b)(6) 2013.Patient had right knee infection, underwent right knee irrigation, debridement, and exchange of polyethylene (b)(6) 2015.Reported in cors.The patient had grossly loose components, underwent right total knee single stage revision with loose femoral and tibial components (b)(6) 2019.

• Brand Name: TRIATHLON PRIM TIB BASEPLATE - CEMENTED
• Type of Device: KNEE JOINT PATELLOFEMOROTIBIAL METAL/POLYMER POROUS-COATED UNCEMENTED PROSTHESIS
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 8821581
• MDR Text Key: 152040011
• Report Number: 0002249697-2019-02644
• Device Sequence Number: 1
• Product Code: MBH
• UDI-Device Identifier: 07613327050325
• UDI-Public: 07613327050325
• Combination Product (y/n): N
• PMA/PMN Number: K141056
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional
• Type of Report: Initial,Followup,Followup
• Report Date: 10/14/2019

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 Expiration Date: 10/31/2017
• Device Catalogue Number: 5520-B-400
• Device Lot Number: HSKKA
• Was Device Available for Evaluation?: No
• Initial Date Manufacturer Received: 06/27/2019
• Initial Date FDA Received: 07/24/2019
• Supplement Dates Manufacturer Received: 08/07/2019; 09/17/2019
• Supplement Dates FDA Received: 09/04/2019; 10/14/2019
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Patient Outcome(s): Hospitalization; Required Intervention
• Patient Age: 83 YR
• Patient Weight: 64