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Triathlon 5537-G-409-ERecalls & reported problems

Howmedica Osteonics Corp. · Total Stabilizer+ Tibial Insert · Class 2 · Implant

All models of Triathlon (608)

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

Adverse event reports
4
Deaths reported
0
Injuries reported
4
Recalls naming it
0

Summary

The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI 07613327287684), received between Sep 22, 2022 and Dec 16, 2024 — classified as 4 injuries.

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

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: 1 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: 0 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

  • Adverse Event Without Identified Device or Use Problem3
  • Insufficient Device Problem Information1
  • Mechanical Problem1

Patient problems

  • Loss of Range of Motion2
  • Unspecified Infection2
  • Fibrosis1

Recent adverse event reports

The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.

  • InjuryDec 16, 2024Mechanical Problem; Insufficient Device Problem Information; Mechanical Problem; Insufficient Device Problem Information

    SUBJECT IS PART OF THE 76 TRIATHLON CONES REVISION STUDY RECEIVING CONES COMPONENTS ON (B)(6)2021 AND REQUIRED A MANIPULATION UNDER ANESTHESIA ON (B)(6)2022 FOR STIFFNESS/ ARTHROFIBROSIS. LEFT KNEE. NOTE: SUBJECT HAD A NON-STRYKER (LEFT) KNEE IMPLANTED (B)(6) 2021 AND MUA OF THE NON-STRYKER KNEE (B)(6) 2021.

    Patient problems: Fibrosis; Loss of Range of Motion

    MAUDE report 20938334 ↗
  • InjuryJul 20, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    I&D AND POLY SWAP FOR INFECTION OF A RIGHT KNEE.

    Patient problems: Unspecified Infection

    MAUDE report 17359497 ↗
  • InjuryFeb 2, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    PERFORMED AN I&D WITH TIBIAL INSERT SWAP DUE TO INFECTION. ORIGINAL PROCEDURE WAS (B)(6)2022. IT WAS A REVISION OF AN NON-STRYKER KNEE AT THE TIME.

    Patient problems: Unspecified Infection

    MAUDE report 16285622 ↗
  • InjurySep 22, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THE PATIENT'S RIGHT KNEE WAS REVISED. AS REPORTED: "PT. PRESENTED WITH LIMITED MOBILITY FOLLOWING AN I&D AND INSERT-SWAP ON (B)(6) 2020. DR. PERFORMED A LYSIS OF ADHESIONS/SCAR TISSUE, I&D AND INSERT-SWAP ON (B)(6) 2022 TO HELP THE PT. ACHIEVE GREATER KNEE FLEXION AND IMPROVED MOBILITY OF THE AFFECTED LEG. NO COMPLAINTS FILED AGAINST THE IMPLANTS THEMSELVES."

    Patient problems: Loss of Range of Motion

    MAUDE report 15467140 ↗

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-1265-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
  • Z-1263-2024 · Feb 6, 2024 · Open, Classified
    NO 3 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-1261-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 6 11 MM
  • Z-1266-2024 · 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-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, 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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