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Triathlon 5532-G-412-ERecalls & reported problems

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

All models of Triathlon (608)

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

Adverse event reports
3
Deaths reported
0
Injuries reported
2
Recalls naming it
0

Summary

The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI 07613327390469), received between Apr 23, 2019 and Aug 20, 2024 — classified as 2 injuries, 1 malfunction.

The most frequently reported specific device problem is “Device Difficult to Setup or Prepare” (1 report).

3 other recalls cover devices cleared under the same FDA submission (K173849); 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: 1 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: 1 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
  • Device Difficult to Setup or Prepare1
  • Unstable1

Patient problems

  • Joint Laxity1
  • No Consequences Or Impact To Patient1
  • Pain1
  • Unspecified Infection1

Recent adverse event reports

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

  • InjuryAug 20, 2024Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    I & D AND INSERT-SWAP. PT. PRESENTED WITH A DRAINING SURGICAL WOUND FOLLOWING MAKO-TKA ON (B)(6) 2024. NO SUSPICION OF INFECTION AS OF YET, BUT DR. WAS CONCERNED ABOUT THE WOUND DRAINING "THIS LONG AFTER SURGERY". HE OPTED TO PERFORM AN EXTENSIVE I&D AND SWAP OUT THE INSERT. NO COMPLAINTS FILED AGAINST THE COMPONENTS THEMSELVES, NO FURTHER INFO AVAILABLE.

    Patient problems: Unspecified Infection

    MAUDE report 20001133 ↗
  • InjuryNov 15, 2023Unstable; Unstable

    THIS PI IF FOR REVISION. PATIENT REPORTED A PRIMARY RIGHT KNEE SURGERY ON (B)(6) 2021 AND HAD A REVISION DUE TO INSTABILITY AND PAIN ON (B)(6) 2022. PATIENT STATED SHE DID NOT HAVE ANY IMPLANTS REMOVED OR REPLACED. PATIENT REPORTED CONTINUED PAIN AND ON (B)(6) 2023, LEG "WENT OUT" AND FEMUR BROKE. PATIENT NOTED SURGEON WANTS TO PERFORM ANOTHER SURGERY TO IMPLANT A ROD TO ADDRESS THE BROKEN FEMUR. PATIENT HAS NOT SCHEDULED ANOTHER REVISION. PATIENT NOTED SHE IS TAKING UP TO 5 OXYCODONE PILLS PER DAY FOR THE PAIN.

    Patient problems: Joint Laxity; Pain

    MAUDE report 18139594 ↗
  • MalfunctionApr 23, 2019Device Difficult to Setup or Prepare; Device Difficult to Setup or Prepare

    PRIMARY PROCEDURE OF THE KNEE. IT WAS REPORTED THAT THE INSERT WOULD NOT LOCK INTO THE BASEPLATE. ANOTHER DEVICE OF THE SAME CATALOG NUMBER (DIFFERENT LOT) WAS USED AND PERFORMED AS EXPECTED. SURGERY WAS COMPLETED SUCCESSFULLY WITH NO SURGICAL DELAY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8541830 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K173849. One submission often covers many models, so check the product and lot details in each record.

  • Z-1260-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 6 10 MM
  • Z-1259-2024 · Feb 6, 2024 · Open, Classified
    X3 TRIATHLON CS INSERT NO 3 10 MM
  • Z-1653-2023 · Apr 13, 2023 · Open, Classified
    TRIATHLON X3 TIBIAL BEARING INSERT CS #3 12MM-Intended for knee replacement Catalog Number: 5531-G-312-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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