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Triathlon 5551-L-299Recalls & reported problems

Howmedica Osteonics Corp. · Patella · Class 2 · Implant

All models of Triathlon (608)

Data updated Oct 18, 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 07613327049848), received between Jun 20, 2019 and Sep 15, 2022 — classified as 2 injuries.

The most frequently reported specific device problem is “Device Dislodged or Dislocated” (1 report).

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 18, 2026.

Most reported problems

Device problems

  • Device Dislodged or Dislocated1
  • Unstable1

Patient problems

  • Injury1
  • Joint Dislocation1
  • Joint Laxity1

Recent adverse event reports

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

  • InjurySep 15, 2022Device Dislodged or Dislocated; Device Dislodged or Dislocated

    IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO DISLOCATION OF THE PATIENT'S RESURFACED PATELLA FOLLOWING A FALL. ONLY THE POLY COMPONENTS WERE REVISED PROPHYLACTICALLY AGAINST INFECTION - NO OTHER IMPLANTS REVISED.

    Patient problems: Joint Dislocation

    MAUDE report 15425686 ↗
  • InjuryJun 20, 2019Unstable; Unstable

    IT WAS REPORTED THROUGH THE COMMUNICATION OF AN ATTORNEY THAT ALLEGEDLY THE PATIENT WAS REVISED DUE TO "GROSS INSTABILITY STATUS POST PRIMARY RIGHT TOTAL KNEE ARTHROPLASTY".

    Patient problems: Injury; Joint Laxity

    MAUDE report 8717109 ↗

Other PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER devices

All PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER devices →

Sources and updates

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