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Triathlon 5551-L-401Recalls & 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
1
Deaths reported
0
Injuries reported
1
Recalls naming it
0

Summary

The FDA's MAUDE database contains 1 adverse event report that list this exact device (DI 07613327049886), received between Jan 25, 2021 and Jan 25, 2021 — classified as 1 injury.

The most frequently reported specific device problem is “Osseointegration Problem” (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

  • Osseointegration Problem1

Patient problems

  • Inadequate Osseointegration1

Recent adverse event reports

The 1 most recent of 1 reports, in the reporter's own words as published by the FDA.

  • InjuryJan 25, 2021Osseointegration Problem; Osseointegration Problem

    IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED DUE TO LOOSENING OF THE PATELLAR COMPONENT. A PATELLAR COMPONENT AND INSERT WERE REVISED. REP CONFIRMED THERE ARE NO ALLEGATIONS AGAINST THE REVISED INSERT. THE SURGEON HAS REQUESTED THAT THE PATELLAR COMPONENT BE RETURNED FOR INVESTIGATION, AND WOULD LIKE THE INVESTIGATION RESULTS AS TO POSSIBLE CAUSES OR CONTRIBUTORS FOR LOOSENING. REP REPORTED THAT HE MAY BE ABLE TO GET ADDITIONAL RECORDS FROM THE SURGEON.

    Patient problems: Inadequate Osseointegration

    MAUDE report 11222106 ↗

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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