Triathlon 5551-G-381-ERecalls & reported problems
Howmedica Osteonics Corp. · Asymmetric Patella · Class 2 · Implant
All models of Triathlon (608)
Data updated Oct 16, 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 07613327314700), received between May 3, 2023 and May 18, 2023 — classified as 2 injuries.
The most frequently reported specific device problem is “Fracture” (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.
Most reported problems
Device problems
- Adverse Event Without Identified Device or Use Problem1
- Fracture1
- Loss of Osseointegration1
Patient problems
- Inadequate Osseointegration1
- Unspecified Infection1
Recent adverse event reports
The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.
InjuryMay 18, 2023Fracture; Adverse Event Without Identified Device or Use Problem; Fracture; Adverse Event Without Identified Device or Use Problem
IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED DUE TO INFECTION AND PATELLA FRACTURE. ALL IMPLANTS (INCLUDING THE PATELLA) WERE REMOVED, AND A FEMORAL COMPONENT WITH AN ALL POLY TIBIA WERE IMPLANTED.
Patient problems: Unspecified Infection
MAUDE report 16951776 ↗InjuryMay 3, 2023Loss of Osseointegration; Loss of Osseointegration
LOOSE PATELLA COMPONENT ON RIGHT TOTAL KNEE / SWAPPED PATELLA AND TIBIAL BEARING INSERT. PER RESPONSE: "THERE WERE NO ALLEGATIONS AGAINST THE TIBIAL POLY INSERT".
Patient problems: Inadequate Osseointegration
MAUDE report 16858430 ↗
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-1263-2024 · Feb 6, 2024 · Open, ClassifiedNO 3 TRIATHLON TS PLUS TIB INS X3 POLY 11 MM
- Z-1265-2024 · Feb 6, 2024 · Open, ClassifiedNO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
- Z-1264-2024 · Feb 6, 2024 · Open, ClassifiedNO 4 TRIATHLON TS PLUS TIB INS X3 POLY 11 MM
- Z-1262-2024 · Feb 6, 2024 · Open, ClassifiedX3 TRIATHLON CS INSERT NO 7 9 MM
- Z-1266-2024 · Feb 6, 2024 · Open, ClassifiedNO 4 TRIATHLON TS PLUS TIB INS X3 POLY 16 MM
- Z-1261-2024 · Feb 6, 2024 · Open, ClassifiedX3 TRIATHLON CS INSERT NO 6 11 MM
- Z-1654-2023 · Apr 13, 2023 · Open, ClassifiedTRIATHLON X3 TIBIAL BEARING INSERT PS #4 13MM Intended for knee replacement Catalog Number: 5532-G-413-E
Other PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER devices
- ATTUNE 1506-00-005Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER589 reports
- ATTUNE 1506-00-004Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER580 reports
- JOURNEY 74012812Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER502 reports
- JOURNEY 74011856Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER438 reports
- PERSONA™ 42-5099-094-00Zimmer, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER406 reports
- JOURNEY 74011857Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER388 reports
- ATTUNE 1506-00-007Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER288 reports
- ATTUNE 1506-00-003Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER271 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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