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SIGMA AOX 1961-92-145Recalls & reported problems

Depuy Orthopaedics, Inc. · SIGMA TIBIAL INSERT ROTATING PLATFORM STABILIZED AOX SIZE 4 20mm · Class 3 · Implant

All models of SIGMA AOX (53)

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

Adverse event reports
7
Deaths reported
0
Injuries reported
7
Recalls naming it
0

Summary

The FDA's MAUDE database contains 7 adverse event reports that list this exact device (DI 10603295076629), received between May 24, 2018 and Jul 26, 2024 — classified as 7 injuries.

The most frequently reported specific device problem is “Insufficient Device Problem Information” (1 report).

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

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 0 reportsApr 2024: 0 reportsMay 2024: 0 reportsJun 2024: 0 reportsJul 2024: 1 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 0 reportsJun 2025: 0 reportsJul 2025: 0 reportsAug 2025: 0 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 0 reportsDec 2025: 0 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 0 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 0 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520261
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • Adverse Event Without Identified Device or Use Problem6
  • Insufficient Device Problem Information1

Patient problems

  • Pain5
  • Unspecified Infection5
  • Cellulitis1
  • Erythema1
  • Inflammation1
  • Joint Laxity1
  • Not Applicable1
  • Swelling/ Edema1

Recent adverse event reports

The 7 most recent of 7 reports, in the reporter's own words as published by the FDA.

  • InjuryJul 26, 2024Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    THAYER SCHOOL OF ENGINEERING AT DARTMOUTH FIRST REPORT OF RETRIEVALS FOR STATEMENT OF WORK 10 FOR Q2 OF 2024. A DEPUY SYNTHES IMPLANT WAS REVISED AND REVIEWED FOR ANALYSIS. REASON FOR REVISION: REVISION DUE TO PAIN. AT REVISION THE ARTICULAR SURFACE OF THE FIXED-BEARING POLYETHYLENE TIBIAL INSERT SHOWS IMPINGEMENT OF THE INTERCONDYLAR EMINENCE. DOI: ON (B)(6) 2022. DOE: ON (B)(6) 2024.

    Patient problems: Pain; Unspecified Musculoskeletal problem

    MAUDE report 19843108 ↗
  • InjuryAug 22, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT PATIENT UNDERWENT A RIGHT KNEE REVISION DUE TO AN INFECTION. DATE OF IMPLANT: (B)(6) 2014, DATE OF REVISION: (B)(6) 2023, TREATMENT: INSERT AND PATELLA WERE REVISED.

    Patient problems: Unspecified Infection

    MAUDE report 17597608 ↗
  • InjuryAug 18, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT PATIENT CAME IN NOT FEELING WELL AND HAD PAIN IN HIS KNEE. AFTER EXAMINING, IT WAS DETERMINED THAT HIS KNEE WAS SEPTIC. THE SURGEON OPENED THE KNEE, WASHED IT OUT AND SWAPPED THE POLY AND PATELLA BUTTON. SURGICAL DELAY UNKNOWN. DOI: (B)(6) 2014, DOR: (B)(6) 2023, AFFECTED SIDE: RIGHT KNEE.

    Patient problems: Pain; Unspecified Infection

    MAUDE report 17571478 ↗
  • InjuryMay 12, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    CLINICAL ADVERSE EVENT RECEIVED FOR INCREASED KNEE PAIN AND DEEP INFECTION. EVENT IS SERIOUS AND IS CONSIDERED SEVERE. EVENT IS POSSIBLY RELATED TO BOTH DEVICE AND PROCEDURE. DATE OF IMPLANT:(B)(6) 2017. DATE OF EVENT: UNK 2019. (LEFT KNEE). TREATMENT: EXPLANT OF ALL COMPONENTS, EIGHT WEEKS OF ANTIBIOTICS (RE-IMPLANTATION OF COMPONENTS PLANNED AFTER ANTIBIOTIC TREATMENT).

    Patient problems: Pain; Unspecified Infection

    MAUDE report 16918898 ↗
  • InjuryJan 18, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    CLINICAL ADVERSE EVENT RECEIVED FOR FAILING SUPPRESSION AND DEEP INFECTION. EVENT IS SERIOUS AND IS CONSIDERED SEVERE. EVENT IS POSSIBLY RELATED TO BOTH DEVICE AND PROCEDURE. DATE OF IMPLANT: (B)(6) 2020. DATE OF REVISION #1: (B)(6) 2020. DATE OF REVISION #2: UNK. DATE OF EVENT: (B)(6) 2023. LEFT KNEE. TREATMENT: REVISION; FEMORAL COMPONENT, TIBIAL, INSERT, AND PATELLA WERE REVISED.

    Patient problems: Erythema; Inflammation; Joint Laxity; Pain; Swelling/ Edema; Unspecified Infection

    MAUDE report 16195254 ↗
  • InjuryJun 3, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    CLINICAL NOTIFICATION RECEIVED FOR REVISION AND I&D DUE TO INFECTION. INSERT WAS REMOVED. DATE OF IMPLANT: (B)(6) 2022. DATE OF REVISION: (B)(6) 2022. RIGHT KNEE. TREATMENT: REMOVAL OF INSERT AND I&D.

    Patient problems: Cellulitis; Synovitis; Unspecified Infection

    MAUDE report 14594918 ↗
  • InjuryMay 24, 2018Insufficient Device Problem Information; Insufficient Device Problem Information

    SUBJECT ID: (B)(6). CLINICAL ADVERSE EVENT RECEIVED FOR INSTABILITY WITH PAIN SECONDARY TO THE INSTABILITY. EVENT IS SERIOUS AND IS CONSIDERED MODERATE. EVENT IS DEFINITELY RELATED TO DEVICE AND DEFINITELY NOT RELATED TO PROCEDURE. TREATMENT INCLUDES REVISION OF THE INSERT. DOI: (B)(6) 2015; DOE: (B)(6) 2018; DOR: (B)(6) 2018; (LEFT KNEE).

    Patient problems: Not Applicable; Pain

    MAUDE report 7540383 ↗

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Sources and updates

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