MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH NO 7. TRIATHLON TS PLUS TIBIAL INSERT X3 POLY 9MM; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Catalog Number	5537-G-709
Medical Device Problem Code	Insufficient Device Problem Information (3190)
Health Effect - Clinical Codes	Unspecified Infection (1930); Pain (1994); Injury (2348)
Date of Event	06/14/2018
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
An event regarding infection involving a triathlon insert 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: all 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 or sterile lot.Conclusion: the exact cause of the event could not be determined because insufficient information was provided.Additional information, including operative reports, pathology reports, progress notes, x-rays and return of the device are needed to fully investigate the event.If further information becomes available or the product is returned, this investigation will be re-opened.A memo provided by a principal microbiologist concluded; due to the nature of the organism isolated - susceptible to various modes of sterilisation - and the sterilisation methodology employed by stryker, it is not possible that e.Coli could have originated from the implants.The following devices were also listed in this report: tibial baseplate; cat# unk; lot# unk; femoral component; cat# unk; lot# unk ; patella; cat# unk; lot# unk.It cannot be determined which, if any of these devices may have caused or contributed to the patient's experience.Not returned.
Event or Problem Description
It was reported that a stage 1 revision was performed on patient's right knee for infection (infection clinically confirmed, surgeon reported the infecting microorganism as e.Coli), after patient complaint of pain.A tibial baseplate, femoral component, patella (implanted (b)(6) 2018) and liner (implanted (b)(6) 2018) were all explanted and an antibiotic cement spacer placed.

• Brand Name: NO 7. TRIATHLON TS PLUS TIBIAL INSERT X3 POLY 9MM
• Common Device Name: PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 7679427
• Report Number: 0002249697-2018-02143
• Device Sequence Number: 10969965
• Product Code: MBH
• UDI-Device Identifier: 07613327027471
• UDI-Public: 07613327027471
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2018
• Device Explanted Year: 2018
• Reporter Type: Manufacturer
• Report Source: health professional,other
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 07/11/2018

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: 10/31/2022
• Device Catalogue Number: 5537-G-709
• Device Lot Number: 4L2P2M
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/14/2018
• Initial Report FDA Received Date: 07/11/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 59 YR
• Patient Weight: 108