Triathlon 5531-G-711Recalls & reported problems
Howmedica Osteonics Corp. · Tibial Bearing Insert · 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 07613327046038), received between Jun 1, 2017 and Feb 14, 2022 — classified as 8 injuries, 1 malfunction.
The most frequently reported specific device problem is “Insufficient Device Problem Information” (6 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 Information6
- Adverse Event Without Identified Device or Use Problem3
- Packaging Problem1
- Scratched Material1
Patient problems
- Unspecified Infection6
- Injury4
- Pain2
- Discomfort1
- No Consequences Or Impact To Patient1
- Scar Tissue1
- Swelling1
- Wound Dehiscence1
Recent adverse event reports
The 9 most recent of 9 reports, in the reporter's own words as published by the FDA.
InjuryFeb 14, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
PRESENTED WITH KNEE PAIN, LINER SWAP WITH SCAR TISSUE REMOVAL.
Patient problems: Pain; Scar Tissue
MAUDE report 13521657 ↗InjuryFeb 23, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
AS REPORTED: "PT. PRESENTED TODAY WITH AN ACUTE-INFECTION OF THE LEFT KNEE, REQUIRING A THOROUGH I&D AND INSERT SWAP."
Patient problems: Unspecified Infection
MAUDE report 11364551 ↗InjuryNov 20, 2020Insufficient Device Problem Information; Insufficient Device Problem Information
I&D PERFORMED WITH A POLY INSERT SWAP. DOCTOR WASHED KNEE THEN SINCE JOINT CAPSULE WAS OPENED HE REMOVED OLD INSERT WASHED AND PLACED A NEW INSERT.
Patient problems: Unspecified Infection
MAUDE report 10874103 ↗InjuryMay 11, 2020Insufficient Device Problem Information; Insufficient Device Problem Information
THE PATIENT UNDERWENT RIGHT KNEE REPLACEMENT (B)(6) 2018. THE PATIENT HAD RIGHT KNEE PERIPROSTHETIC JOINT INFECTION AND UNDERWENT RIGHT KNEE REVISION. ALL COMPONENTS EXCHANGED IN (B)(6) 2019.
Patient problems: Injury; Unspecified Infection
MAUDE report 10043236 ↗MalfunctionJun 5, 2019Packaging Problem; Packaging Problem
PRIMARY PROCEDURE, RIGHT KNEE. IT WAS REPORTED THAT WHEN OPENED, THE DEVICE HAD WHAT APPEARED TO BE A LONG BLACK HAIR WRAPPED AROUND IT. DUE TO STERILITY CONCERNS, THE IMPLANT WAS NOT USED. A SECOND DEVICE OF THE SAME CATALOG NUMBER (DIFFERENT LOT) WAS OBTAINED AND IMPLANTED. SURGERY WAS COMPLETED SUCCESSFULLY WITH A DELAY OF LESS THAN ONE MINUTE. REP PROVIDED THE USAGE SHEET SHOWING THE WASTED IMPLANT AND REPORTED THAT NO FURTHER INFORMATION WILL BE RELEASED BY THE HOSPITAL OR SURGEON.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 8670465 ↗InjuryOct 12, 2018Insufficient Device Problem Information; Insufficient Device Problem Information
PATIENT CALLED STATING HE HAD A RIGHT KNEE REPLACEMENT ON (B)(6) 2012. HE STARTED EXPERIENCING DISCOMFORT IN 2017.
Patient problems: Discomfort
MAUDE report 7960467 ↗InjuryFeb 27, 2018Scratched Material; Insufficient Device Problem Information; Scratched Material; Insufficient Device Problem Information
PATIENT HAD A PRIMARY TOTAL KNEE ON (B)(6) 2017 AND IT BECAME INFECTED AND SURGEON REMOVED THE PRIMARY INSERT, WASHED OUT THE JOINT, AND PUT IN A NEW INSERT.
Patient problems: Injury; Pain; Swelling; Unspecified Infection
MAUDE report 7299585 ↗InjurySep 12, 2017Insufficient Device Problem Information; Insufficient Device Problem Information
REP REPORTED THE FOLLOWING: "PATIENT'S RIGHT KNEE COMPONENTS WERE REVISED DUE TO INFECTION, ALL 4 COMPONENTS REMOVED AND REPLACED WITH A SPACER. INITIAL OP DATE WAS (B)(6) 2017 [SIC] AND IT WAS OF A PRIMARY COMPONENT. NO IMPLANTS RETURNED PER HOSPITAL POLICY. ALL INFORMATION AVAILABLE TO ME IS INCLUDED IN THIS PI AND ATTACHMENT."
Patient problems: Injury; Unspecified Infection
MAUDE report 6858400 ↗InjuryJun 1, 2017Adverse Event Without Identified Device or Use Problem; Insufficient Device Problem Information; Adverse Event Without Identified Device or Use Problem
WOUND DEHISCENCE AND JOINT INFECTION AFTER LEFT TKR.
Patient problems: Injury; Unspecified Infection; Wound Dehiscence
MAUDE report 6605829 ↗
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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