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Triathlon 5535-A-509Recalls & reported problems

Howmedica Osteonics Corp. · Tibial Component · 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 07613327043617), received between Mar 13, 2023 and Apr 21, 2026 — classified as 2 injuries.

The most frequently reported specific device problem is “Insufficient Device Problem Information” (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.

Reports received per month

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 0 reportsApr 2024: 0 reportsMay 2024: 0 reportsJun 2024: 0 reportsJul 2024: 0 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 0 reportsJun 2025: 0 reportsJul 2025: 0 reportsAug 2025: 0 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 0 reportsDec 2025: 0 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 1 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 0 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520261
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • Insufficient Device Problem Information1
  • Mechanical Problem1

Patient problems

  • Bone Fracture(s)1
  • Loss of Range of Motion1

Recent adverse event reports

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

  • InjuryApr 21, 2026Mechanical Problem

    THE FOLLOWING INFORMATION WAS PROVIDED: THE SUBJECT EXPERIENCED POST-OPERATIVE ARTHROFIBROSIS, OCCURRING IN THE POST-OPERATIVE PERIOD. DUE TO LIMITED RANGE OF MOTION BEFOREHAND, A MANIPULATION UNDER ANESTHESIA WAS PERFORMED. THE EVENT WAS NOT DEVICE-RELATED, AND DID NOT RESULT IN DEATH.

    Patient problems: Loss of Range of Motion

    MAUDE report 24938359 ↗
  • InjuryMar 13, 2023Insufficient Device Problem Information; Insufficient Device Problem Information

    PRIMARY PROCEDURE, RIGHT KNEE. IT WAS REPORTED THAT WHEN IMPLANTING THE ALL-POLY TIBIA, PATIENT'S TIBIA FRACTURED. THE IMPLANT WAS REMOVED AND CONSTRUCT WAS CONVERTED TO REVISION IMPLANTS. SURGERY WAS COMPLETED SUCCESSFULLY WITH A DELAY OF APPROXIMATELY 45 MINUTES.

    Patient problems: Bone Fracture(s)

    MAUDE report 16527555 ↗

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

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