Triathlon 5535-A-313Recalls & reported problems

Howmedica Osteonics Corp. · Tibial Component · Class 2 · Implant

All models of Triathlon (608)

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

Adverse event reports: 1
Deaths reported: 0
Injuries reported: 1
Recalls naming it: 0

Summary

The FDA's MAUDE database contains 1 adverse event report that list this exact device (DI 07613327043556), received between Oct 6, 2025 and Oct 6, 2025 — classified as 1 injury.

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

Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

Adverse Event Without Identified Device or Use Problem1

Patient problems

Arthrofibrosis1

Recent adverse event reports

The 1 most recent of 1 reports, in the reporter's own words as published by the FDA.

InjuryOct 6, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
SUBJECT HAD A RIGHT TKA WHICH WAS FOLLOWED BY AN MUA FOR ARTHROFIBROSIS. STRYKER COMPONENT LOT NUMBERS ARE NOT AVAILABLE FOR THE FEMORAL AND TIBIAL COMPONENTS. AS NOTED IN MUA OP REPORT: PATIENT PRESENTED TO THE ORTHOPEDIC CLINIC WITH STIFFNESS S/P TKA DESPITE ADEQUATE PAIN CONTROL AND PT.
Patient problems: Arthrofibrosis
MAUDE report 23220734 ↗

Device details

UDI-DI	`07613327043556`
Brand	Triathlon
Model	5535-A-313
Company	Howmedica Osteonics Corp.
Product code	MBH · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
Class	Class 2
FDA submission	None listed
Implant	Yes
Rx / OTC	Prescription
Single use	Yes
Sterile	Yes
MRI safety	MR Conditional
Status	In Commercial Distribution
Record updated	May 24, 2022

Device type (GMDN): Uncoated knee tibia prosthesis, polyethylene

An implantable device designed to replace the tibial condyles (tibial component) during primary bicondylar replacement of the knee joint or to replace a dysfunctional knee prosthesis (revision); it is made entirely of polyethylene (PE) and is not coated with a material intended to improve fixation and stability by promoting bone ingrowth. The device is designed to articulate with an insert and the femoral prosthetic component of the knee joint and its implantation is intended to be performed with bone cement.

Other PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER devices

ATTUNE 1512-14-050
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
106 reports
ATTUNE 1504-40-205
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall53 reports
ATTUNE 1504-40-105
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall46 reports
ATTUNE 1547-06-001
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall37 reports
ATTUNE 1513-12-060
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
72 reports
Triathlon 5521-B-300
Howmedica Osteonics Corp. · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall19 reports
Triathlon 5531-G-709-E
Howmedica Osteonics Corp. · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall19 reports
ATTUNE 1512-16-080
Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER
1 recall16 reports

All PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER devices →

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.

How reports and recalls are matched · Editorial policy · Report an error on this page