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GMK Sphere Total Knee System 02.12.0513FRRecalls & reported problems

Medacta International SA · Tibial Insert Fixed SPHERE Flex #5/13 mm R · Class 2 · Implant

All models of GMK Sphere Total Knee System (209)

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

Adverse event reports
14
Deaths reported
0
Injuries reported
14
Recalls naming it
0

Summary

The FDA's MAUDE database contains 14 adverse event reports that list this exact device (DI 07630030862670), received between Oct 31, 2017 and Dec 6, 2023 — classified as 14 injuries.

The most frequently reported specific device problem is “Device Appears to Trigger Rejection” (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.

Reports received per month

Nov 2023: 0 reportsDec 2023: 1 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 0 reportsApr 2024: 0 reportsMay 2024: 0 reportsJun 2024: 0 reportsJul 2024: 0 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 Problem5
  • Appropriate Device Problem Term/Code Not Available5
  • Device Appears to Trigger Rejection2
  • Contamination1
  • Unstable1

Patient problems

  • Unspecified Infection12
  • Joint Disorder1
  • Joint Laxity1

Recent adverse event reports

The 14 most recent of 14 reports, in the reporter's own words as published by the FDA.

  • InjuryDec 6, 2023Device Appears to Trigger Rejection; Device Appears to Trigger Rejection

    THE PATIENT CAME IN DUE TO SIGNS OF AN INFECTION AND THE PATHOGEN IS UNKNOWN. ABOUT 1 MONTH AFTER THE PRIMARY SURGERY, THE SURGEON PERFORMED A WASHOUT AND REVISED THE LINER. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 18272864 ↗
  • InjuryJul 26, 2023Device Appears to Trigger Rejection; Device Appears to Trigger Rejection

    REVISION SURGERY FOR INFECTION, THE PATHOGEN IS UNKNOWN. AT ABOUT 1 MONTH POST PRIMARY THE SURGEON PERFORMED A WASHOUT AND REVISED THE LINER. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 17395196 ↗
  • InjuryMay 10, 2022Appropriate Device Problem Term/Code Not Available

    THE PATIENT CAME IN REPORTING INSTABILITY AND THE CAUSE OF THE INSTABILITY IS UNKNOWN. AT 1 YEAR AFTER THE PRIMARY SURGERY, THE SURGEON REVISED THE INSERT WITH A HIGHER ONE. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Joint Laxity

    MAUDE report 14346309 ↗
  • InjuryMar 15, 2022Appropriate Device Problem Term/Code Not Available

    THE PATIENT CAME IN DUE TO SIGNS OF AN INFECTION 3 MONTHS AFTER THE PRIMARY SURGERY, THE PATHOGEN IS UNKNOWN. THE SURGEON PERFORMED A WASHOUT AND REVISED THE POLY AND THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 13769989 ↗
  • InjuryDec 1, 2020Adverse Event Without Identified Device or Use Problem

    THE PATIENT CAME IN, 6 MONTHS AFTER PRIMARY SURGERY, DUE TO SIGNS OF AN INFECTION AND THE PATHOGEN IS UNKNOWN. THE SURGEON PERFORMED A WASHOUT, REMOVED ALL IMPLANTS, AND IMPLANTED AN ANTIBIOTIC SPACER. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 10926402 ↗
  • InjuryJul 30, 2020Appropriate Device Problem Term/Code Not Available

    THE PATIENT CAME IN 2 MONTHS AFTER THE PRIMARY SURGERY DUE TO SIGNS OF AN INFECTION AND THE PATHOGEN IS UNKNOWN. THE SURGEON PERFORMED AN I&D AND REVISED THE POLY. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 10343415 ↗
  • InjuryApr 23, 2020Adverse Event Without Identified Device or Use Problem

    THE PATIENT CAME IN AFTER 5 MONTHS FROM THE PRIMARY SURGERY DUE TO SIGNS OF AN INFECTION AND THE PATHOGEN IS UNKNOWN. THE SURGEON REMOVED ALL IMPLANTS AND IMPLANTED SPACER WITH ANTIBIOTIC CEMENT.

    Patient problems: Unspecified Infection

    MAUDE report 9989994 ↗
  • InjuryFeb 24, 2020Appropriate Device Problem Term/Code Not Available

    REVISION SURGERY NEEDED AFTER 10 MONTHS FROM THE PRIMARY DUE TO SIGNS OF AN INFECTION AND THE PATHOGEN IS UNKNOWN. THE SURGEON PERFORMED A WASHOUT AND REVISED THE INSERT. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 9744764 ↗
  • InjuryMay 16, 2019Adverse Event Without Identified Device or Use Problem

    THE PATIENT CAME IN DUE TO SIGNS OF INFECTION 10 DAYS AFTER PRIMARY, THE PATHOGEN IS UNKNOWN. THE SURGEON PERFORMED AN I&D AND POLY-SWAP AND THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 8615716 ↗
  • InjuryApr 3, 2019Adverse Event Without Identified Device or Use Problem

    REVISION SURGERY PERFORMED AFTER 2 MONTHS FROM THE PRIMARY FOR INFECTION (THE PATHOGEN IS UNKNOWN). THE SURGEON PERFORMED A WASHOUT AND POLY SWAP. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 8478379 ↗
  • InjuryApr 24, 2018Adverse Event Without Identified Device or Use Problem

    THE PATIENT HAD A PRIMARY IN (B)(6) 2015. IN (B)(6) 2015 THE PATIENT CAME IN DUE TO SIGNS OF INFECTION. THE SURGEON IRRIGATED AND DEBRIDED THE KNEE AND REPLACED THE LINER (B)(4). ON (B)(6) 2018 THE PATIENT WAS REVISED DUE TO SIGNS OF INFECTION 2 YEARS AND 9 MONTHS AFTER THE PREVIOUS SURGERY. THE SURGEON SWAPPED THE INSERT. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 7453594 ↗
  • InjuryMar 29, 2018Appropriate Device Problem Term/Code Not Available

    EIGHTEEN DAYS AFTER PRIMARY THE SURGEON REVISED THE PATIENT FOR A KNEE INFECTION. THE SURGEON WASHED OUT THE KNEE AND SWAPPED THE POLY. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 7380660 ↗
  • InjuryDec 6, 2017Contamination

    ONE MONTH AND A HALF AFTER PRIMARY THE SURGEON REVISED THE PATIENT INLAY FOR INFECTION. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Unspecified Infection

    MAUDE report 7086825 ↗
  • InjuryOct 31, 2017Unstable

    THE PATIENT CAME IN COMPLAINING OF INSTABILITY. THE SURGEON REVISED THE SIZE 5/13 MM POLY FOR A SIZE 5/17 MM. THE SURGERY WAS COMPLETED SUCCESSFULLY.

    Patient problems: Joint Disorder

    MAUDE report 6990382 ↗

Other Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer devices

All Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer devices →

Sources and updates

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