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Triathlon 5530-G-313Recalls & reported problems

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

All models of Triathlon (608)

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

Adverse event reports
9
Deaths reported
0
Injuries reported
8
Recalls naming it
0

Summary

The FDA's MAUDE database contains 9 adverse event reports that list this exact device (DI 07613327050455), received between Mar 25, 2019 and Feb 18, 2025 — classified as 8 injuries, 1 malfunction.

The most frequently reported specific device problem is “Degraded” (4 reports).

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: 1 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: 1 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

  • Degraded4
  • Naturally Worn3
  • Unstable3
  • Fracture1
  • Inadequacy of Device Shape and/or Size1
  • Insufficient Device Problem Information1
  • Material Deformation1
  • Material Erosion1

Patient problems

  • Injury3
  • Insufficient Information3
  • Ambulation or Postural Difficulties1
  • Damage to Ligament(s)1
  • Joint Laxity1
  • Loss of Range of Motion1
  • No Known Impact Or Consequence To Patient1
  • Subluxation1

Recent adverse event reports

The 9 most recent of 9 reports, in the reporter's own words as published by the FDA.

  • InjuryFeb 18, 2025Degraded; Unstable; Naturally Worn; Degraded; Unstable; Naturally Worn

    AS REPORTED: "REVISION LEFT TOTAL KNEE. THE SURGEON REQUESTED INVESTIGATION RESULTS FROM THIS COMPLAINT BECAUSE HE SAID THE IMPLANTS HAVE BEEN IN FOR LESS THAN 5 YEARS. NO INFORMATION FROM THE INDEX SURGERY WAS PROVIDED. THE KNEE WAS NOT REVISED TO STRYKER IMPLANTS SO THE ONLY INFORMATION I HAVE FROM THE DOCTOR OR HOSPITAL IS THE PICTURES PROVIDED BELOW. THE SURGEON ALSO REQUESTED THAT THE IMPLANTS BE RETURNED TO STRYKER FOR THE INVESTIGATION." REP CONFIRMED THAT A STRYKER PATELLAR COMPONENT WAS LEFT IN SITU.

    Patient problems: Insufficient Information; Joint Laxity

    MAUDE report 21395107 ↗
  • InjuryMay 28, 2024Material Erosion; Naturally Worn; Material Erosion; Naturally Worn

    IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO POLY WEAR. A 3X13 CR INSERT WAS REVISED TO A 3X16 CS INSERT. REP CONFIRMED THAT NO FURTHER INFORMATION WILL BE RELEASED BY THE HOSPITAL OR SURGEON.

    Patient problems: Insufficient Information

    MAUDE report 19403346 ↗
  • InjuryFeb 22, 2023Degraded; Insufficient Device Problem Information; Degraded; Insufficient Device Problem Information

    KNEE REVISION.

    Patient problems: Insufficient Information

    MAUDE report 16418233 ↗
  • InjuryAug 15, 2022Degraded; Naturally Worn; Degraded; Naturally Worn

    REVISED A LEFT KNEE TRIATHLON TIBIAL INSERT DUE TO POSTERIOR POLY WEAR DUE TO A PCL RUPTURE AND SUBSEQUENT SUBLUXATION.

    Patient problems: Damage to Ligament(s); Subluxation

    MAUDE report 15230071 ↗
  • InjuryOct 22, 2020Unstable; Unstable

    IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO INSTABILITY. THE SIZE 3 BASEPLATE, SIZE 3 R CR FEMORAL COMPONENT, AND 3 X 13 CR TIBIAL INSERT WERE REVISED TO A TS KNEE. THE PATELLA WAS NOT REVISED. THE REP CONFIRMED THAT NO FURTHER INFORMATION WOULD BE RELEASED BY THE SURGEON OR HOSPITAL.

    Patient problems: Ambulation or Postural Difficulties

    MAUDE report 10720789 ↗
  • InjuryAug 15, 2019Inadequacy of Device Shape and/or Size; Inadequacy of Device Shape and/or Size

    PROCEDURE: REVISION ARTHROPLASTY TOTAL KNEE LEFT TOTAL KNEE POLY VERSUS FULL REVISION. PRE-OP DIAGNOSIS: STIFFNESS OF LEFT KNEE. SURGEON COMMENTED THERE IS A FLEXION CONTRACTURE SO HE DOWNSIZED POLY TO 12MM CS. NO FURTHER INFORMATION AVAILABLE.

    Patient problems: Injury; Loss of Range of Motion

    MAUDE report 8897789 ↗
  • InjuryMay 23, 2019Degraded; Degraded

    IT WAS REPORTED THAT THE PATIENTS RIGHT KNEE WAS REVISED DUE TO POLY WEAR. A 3X13 CR INSERT WAS REVISED TO A 3X13 CS INSERT. REP PROVIDED EXPLANT PICTURES AND REPORTED THAT NO FURTHER INFORMATION WILL BE AVAILABLE.

    Patient problems: Injury

    MAUDE report 8637993 ↗
  • MalfunctionMay 17, 2019Fracture; Fracture

    THE FOLLOWING WAS REPORTED " DURING SURGERY THE DOCTOR PUT THE INSERT ON THE TIBIA PLATE. HE USED THE INSERT HAMMER TWICE HOWEVER INSERT DID NOT FIT PLATE. HE USED THE HAMMER AGAIN AND THE WIRE OF INSERT WAS BROKEN.THUS HE USED ANOTHER INSERT AND FITTED THE PLATE. AFTER WASHING, HE EXAMINED THE POSSIBILITY OF WIRE PIECES BY SIGHT AND THERE WAS NOT ANY PIECES.".

    Patient problems: No Known Impact Or Consequence To Patient

    MAUDE report 8619686 ↗
  • InjuryMar 25, 2019Unstable; Material Deformation; Unstable; Material Deformation

    IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED DUE TO INSTABILITY. INTRA-OPERATIVELY, EXTENSIVE DEFORMATION WAS OBSERVED ON THE TOP REAR OF THE INSERT. SURGEON CONFIRMED THAT NO IMPLANTS WERE MALALIGNED OR MALPOSITIONED. A 3X13 CR INSERT WAS EXCHANGED FOR A 3X19 CS INSERT. REP PROVIDED EXPLANT PICTURES AND REPORTED THAT NO FURTHER INFORMATION IS AVAILABLE.

    Patient problems: Injury

    MAUDE report 8449316 ↗

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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