Triathlon 5543-A-500Recalls & reported problems
Howmedica Osteonics Corp. · Femoral Posterior Augment · Class 2 · Implant
All models of Triathlon (608)
Data updated Oct 18, 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 07613327014853), received between Aug 28, 2018 and Sep 10, 2019 — classified as 4 injuries.
The most frequently reported specific device problem is “Insufficient Device Problem Information” (2 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.
Most reported problems
Device problems
- Insufficient Device Problem Information2
- Mechanical Problem2
Patient problems
- Injury4
- Pain4
- Inadequate Osseointegration2
Recent adverse event reports
The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.
InjurySep 10, 2019Insufficient Device Problem Information; Insufficient Device Problem Information
IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO PAIN AND LOSS OF FUNCTION. INTRA-OPERATIVELY, THE FOLLOWING WAS NOTED: THE SIZE 5 CEMENTED FEMORAL COMPONENT WAS LOOSE; THERE WAS A FRACTURE AT THE JUNCTION OF THE FEMORAL STEM AND 12X100 STEM; THE CEMENTED TIBIAL COMPONENT WAS LOOSE; THE JUNCTION OF THE STEM EXTENDER AND 12X50 STEM ON THE TIBIAL SIDE WAS LOOSE. THE PATIENT'S ENTIRE TS KNEE CONSTRUCT (INCLUDING FIVE AUGMENTS) WAS REVISED TO A TRIATHLON TS KNEE CONSTRUCT WITH A CONE. REP PROVIDED ONE PAGE OF THE PRIMARY OPERATIVE REPORT, AND REPORTED THAT NO FURTHER INFORMATION WILL BE RELEASED BY THE HOSPITAL OR SURGEON.
Patient problems: Inadequate Osseointegration; Injury; Pain
MAUDE report 8981447 ↗InjurySep 10, 2019Insufficient Device Problem Information; Insufficient Device Problem Information
IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO PAIN AND LOSS OF FUNCTION. INTRA- OPERATIVELY, THE FOLLOWING WAS NOTED: THE SIZE 5 CEMENTED FEMORAL COMPONENT WAS LOOSE; THERE WAS A FRACTURE AT THE JUNCTION OF THE FEMORAL STEM AND 12X100 STEM; THE CEMENTED TIBIAL COMPONENT WAS LOOSE; THE JUNCTION OF THE STEM EXTENDER AND 12X50 STEM ON THE TIBIAL SIDE WAS LOOSE. THE PATIENT'S ENTIRE TS KNEE CONSTRUCT (INCLUDING FIVE AUGMENTS) WAS REVISED TO A TRIATHLON TS KNEE CONSTRUCT WITH A CONE. REP PROVIDED ONE PAGE OF THE PRIMARY OPERATIVE REPORT, AND REPORTED THAT NO FURTHER INFORMATION WILL BE RELEASED BY THE HOSPITAL OR SURGEON.
Patient problems: Inadequate Osseointegration; Injury; Pain
MAUDE report 8981444 ↗InjuryAug 28, 2018Mechanical Problem; Mechanical Problem
AS REPORTED: "THIS SUBJECT IS A PARTICIPANT IN THE TRIATHLON TS OUTCOMES STUDY. AN ADVERSE EVENT FORM WAS RECEIVED ON (B)(6) 2018 NOTING THAT THIS SUBJECT HAD A REVISION OF THE FEMORAL COMPONENT ON (B)(6) 2016 DUE TO PROGRESSIVE LOOSENING OF THE FEMORAL COMPONENT. NO OTHER PREVIOUS ADVERSE EVENT FORMS HAD BEEN SUBMITTED. THE 2-YEAR FOLLOW-UP VISIT ON (B)(6) 2016 NOTED THAT THE SUBJECT WAS EXPERIENCING MODERATE PAIN".
Patient problems: Injury; Pain
MAUDE report 7823225 ↗InjuryAug 28, 2018Mechanical Problem; Mechanical Problem
AS REPORTED: "THIS SUBJECT IS A PARTICIPANT IN THE TRIATHLON TS OUTCOMES STUDY. AN ADVERSE EVENT FORM WAS RECEIVED ON JULY 31, 2018 NOTING THAT THIS SUBJECT HAD A REVISION OF THE FEMORAL COMPONENT ON (B)(6) 2016 DUE TO PROGRESSIVE LOOSENING OF THE FEMORAL COMPONENT. NO OTHER PREVIOUS ADVERSE EVENT FORMS HAD BEEN SUBMITTED. THE 2-YEAR FOLLOW-UP VISIT ON (B)(6) 2016 NOTED THAT THE SUBJECT WAS EXPERIENCING MODERATE PAIN".
Patient problems: Injury; Pain
MAUDE report 7823055 ↗
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 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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