Triathlon 5537-G-522Recalls & reported problems
Howmedica Osteonics Corp. · Total Stabilizer+ Tibial Insert · 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 07613327027341), received between Jan 14, 2020 and Nov 14, 2021 — 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
- Adverse Event Without Identified Device or Use Problem1
- Unstable1
Patient problems
- Unspecified Infection2
- Bacterial Infection1
- Injury1
Recent adverse event reports
The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.
InjuryNov 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS PI IS FOR THE REVISION ON (B)(6) 2021. PATIENT HAD LEFT INDEX TKA (OUTSIDE OF CORS SCOPE). PATIENT HAS HAD MULTIPLE REVISIONS (OUTSIDE OF CORS SCOPE) FOR INSTABILITY. ON (B)(6) 2021 THE PATIENT IS ADMITTED FOR REVISION DUE TO INSTABILITY. UNDERGOES REVISION OF ALL COMPONENTS. ON (B)(6) 2021 THE PATIENT PRESENTS WITH LEFT PJI AND IS REVISED WITH EXCHANGE OF POLY ONLY AND WITH ANTIBIOTIC LOADED CEMENT FOR TREATMENT. ON (B)(6) 2021, THE PATIENT UNDERGOES SECOND REVISION FOR LEFT PJI WITH POLY EXCHANGE ONLY.
Patient problems: Unspecified Infection
MAUDE report 12808416 ↗InjuryNov 23, 2020Insufficient Device Problem Information; Insufficient Device Problem Information
IT WAS REPORTED THAT A POLY SWAP WAS DONE DUE TO INFECTION. A 5 X 22 TS INSERT WAS SWAPPED FOR ANOTHER OF THE SAME SIZE AND TYPE. PRIMARY USAGE SHEET MAY BE AVAILABLE, BUT REP CONFIRMED THAT NO FURTHER INFORMATION WILL BE RELEASED BY THE HOSPITAL OR SURGEON. THE SAME (LEFT) KNEE WAS PREVIOUSLY REVISED ON (B)(6) 2020 FOR INSTABILITY.
Patient problems: Unspecified Infection
MAUDE report 10884748 ↗InjuryOct 9, 2020Insufficient Device Problem Information; Insufficient Device Problem Information
TKA TESTED POSITIVE FOR A STAPH INFECTION AND AN IRRIGATION AND DEBRIDEMENT WAS PERFORMED ALONG WITH A POLY EXCHANGE.
Patient problems: Bacterial Infection
MAUDE report 10654417 ↗InjuryJan 14, 2020Unstable; Unstable
IT WAS REPORTED THAT THE PATIENT'S RIGHT KNEE WAS REVISED DUE TO INSTABILITY CAUSED BY A STRETCHED LIGAMENT. A 5X22 TS INSERT WAS EXCHANGED FOR A 5X25 TS INSERT. REP REPORTED THAT HE MAY BE ABLE TO PROVIDE PRIMARY AND REVISION USAGE, AND REPORTED THAT NO FURTHER INFORMATION WILL BE AVAILABLE.
Patient problems: Injury
MAUDE report 9588480 ↗
Other PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER devices
- ATTUNE 1512-14-050Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER106 reports
- ATTUNE 1504-40-205Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall53 reports
- ATTUNE 1504-40-105Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall46 reports
- ATTUNE 1547-06-001Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall37 reports
- ATTUNE 1513-12-060Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER72 reports
- Triathlon 5521-B-300Howmedica Osteonics Corp. · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall19 reports
- Triathlon 5531-G-709-EHowmedica Osteonics Corp. · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall19 reports
- ATTUNE 1512-16-080Depuy (Ireland) · PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, COATED, POLYMER/METAL/POLYMER1 recall16 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.
How reports and recalls are matched · Editorial policy · Report an error on this page