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Triathlon 5531-G-109-ERecalls & reported problems

Howmedica Osteonics Corp. · Tibial Bearing Insert - CS · Class 2 · Implant

All models of Triathlon (608)

Data updated Oct 18, 2026 from official FDA records · Editorial policy

Adverse event reports
3
Deaths reported
0
Injuries reported
3
Recalls naming it
0

Summary

The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI 07613327336740), received between Sep 15, 2022 and Mar 11, 2024 — classified as 3 injuries.

The most frequently reported specific device problem is “Mechanical Problem” (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 18, 2026.

Reports received per month

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 1 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: 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 Problem1
  • Mechanical Problem1
  • Unstable1

Patient problems

  • Loss of Range of Motion2
  • Scar Tissue2
  • Adhesion(s)1
  • Ambulation or Postural Difficulties1
  • Joint Laxity1

Recent adverse event reports

The 3 most recent of 3 reports, in the reporter's own words as published by the FDA.

  • InjuryMar 11, 2024Mechanical Problem; Mechanical Problem

    RIGHT KNEE SCAR TISSUE AND PCL RESECTION WITH A TIBIAL INSERT EXCHANGE DUE TO LACK OF RANGE OF MOTION.

    Patient problems: Loss of Range of Motion; Scar Tissue

    MAUDE report 18873960 ↗
  • InjuryMar 29, 2023Adverse 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 DUE TO SOFT TISSUE ADHESIONS AND LACK OF ROM. A 1X9 CS INSERT WAS SWAPPED FOR ANOTHER 1X9 CS INSERT.

    Patient problems: Adhesion(s); Loss of Range of Motion

    MAUDE report 16636146 ↗
  • InjurySep 15, 2022Unstable; Unstable

    IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED. AS REPORTED: "PATIENT REVISED DUE TO SCAR TISSUE AND FLEXION INSTABILITY. IMPLANT NOT AVAILABLE AND NO OTHER INFORMATION AVAILABLE DUE TO HOSPITAL POLICY." A 1X9 CS INSERT WAS REVISED TO A 1X11 CS INSERT.

    Patient problems: Ambulation or Postural Difficulties; Joint Laxity; Scar Tissue

    MAUDE report 15433432 ↗

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-1266-2024 · 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-1264-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 11 MM
  • Z-1261-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 6 11 MM
  • Z-1265-2024 · Feb 6, 2024 · Open, Classified
    NO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
  • Z-1262-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 7 9 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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