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Triathlon 5551-G-381-ERecalls & reported problems

Howmedica Osteonics Corp. · Asymmetric Patella · Class 2 · Implant

All models of Triathlon (608)

Data updated Oct 16, 2026 from official FDA records · Editorial policy

Adverse event reports
2
Deaths reported
0
Injuries reported
2
Recalls naming it
0

Summary

The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI 07613327314700), received between May 3, 2023 and May 18, 2023 — classified as 2 injuries.

The most frequently reported specific device problem is “Fracture” (1 report).

7 other recalls cover devices cleared under the same FDA submission (K172634); they may or may not involve this specific model.

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.

Most reported problems

Device problems

  • Adverse Event Without Identified Device or Use Problem1
  • Fracture1
  • Loss of Osseointegration1

Patient problems

  • Inadequate Osseointegration1
  • Unspecified Infection1

Recent adverse event reports

The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.

  • InjuryMay 18, 2023Fracture; Adverse Event Without Identified Device or Use Problem; Fracture; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED DUE TO INFECTION AND PATELLA FRACTURE. ALL IMPLANTS (INCLUDING THE PATELLA) WERE REMOVED, AND A FEMORAL COMPONENT WITH AN ALL POLY TIBIA WERE IMPLANTED.

    Patient problems: Unspecified Infection

    MAUDE report 16951776 ↗
  • InjuryMay 3, 2023Loss of Osseointegration; Loss of Osseointegration

    LOOSE PATELLA COMPONENT ON RIGHT TOTAL KNEE / SWAPPED PATELLA AND TIBIAL BEARING INSERT. PER RESPONSE: "THERE WERE NO ALLEGATIONS AGAINST THE TIBIAL POLY INSERT".

    Patient problems: Inadequate Osseointegration

    MAUDE report 16858430 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K172634. One submission often covers many models, so check the product and lot details in each record.

  • Z-1263-2024 · Feb 6, 2024 · Open, Classified
    NO 3 TRIATHLON TS PLUS TIB INS X3 POLY 11 MM
  • Z-1265-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
  • Z-1264-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 11 MM
  • Z-1262-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 7 9 MM
  • Z-1266-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
  • Z-1261-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 6 11 MM
  • Z-1654-2023 · Apr 13, 2023 · Open, Classified
    TRIATHLON X3 TIBIAL BEARING INSERT PS #4 13MM Intended for knee replacement Catalog Number: 5532-G-413-E

Other PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER devices

All PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER devices →

Sources and updates

How reports and recalls are matched · Editorial policy · Report an error on this page