Skip to content

LEGION 71421174Recalls & reported problems

Smith & Nephew, Inc. · LEGION OXINIUM CONSTRAINED FEMORAL SIZE 4 RIGHT · Class 2 · Implant

All models of LEGION (446)

Data updated Oct 16, 2026 from official FDA records · Editorial policy

Adverse event reports
6
Deaths reported
0
Injuries reported
5
Recalls naming it
0

Summary

The FDA's MAUDE database contains 6 adverse event reports that list this exact device (DI 03596010543905), received between Oct 30, 2018 and Oct 7, 2024 — classified as 5 injuries, 1 malfunction.

The most frequently reported specific device problem is “Insufficient Device Problem Information” (2 reports).

8 other recalls cover devices cleared under the same FDA submission (K043440, K230653); they may or may not involve this specific model.

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 16, 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: 0 reportsAug 2024: 0 reportsSep 2024: 1 reportsOct 2024: 1 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

  • Insufficient Device Problem Information2
  • Adverse Event Without Identified Device or Use Problem1
  • Break1
  • Device Markings/Labelling Problem1
  • Loosening of Implant Not Related to Bone-Ingrowth1

Patient problems

  • Injury1
  • Insufficient Information1
  • Limb Fracture1
  • Nerve Damage1
  • No Clinical Signs, Symptoms or Conditions1
  • Pain1
  • Unspecified Infection1

Recent adverse event reports

The 6 most recent of 6 reports, in the reporter's own words as published by the FDA.

  • InjuryOct 7, 2024Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT PATIENT UNDERWENT A TKA RIGHT REVISION SURGERY IN 2014 DUE TO PAIN. DURING THE REVISION SURGERY, LEGION/GII SMITH & NEPHEW COMPONENT(S) WERE IMPLANTED. ON (B)(6) 2020, THE PATIENT SUSTAINED A LEFT KNEE NEUROMA EXCISION. THIS INFORMATION WAS COLLECTED RETROSPECTIVELY AS PART OF A POST-MARKET CLINICAL FOLLOW UP ACTIVITY AND IS PROVIDED IN AN ANONYMIZED FORMAT; THEREFORE, NO FURTHER INFORMATION AVAILABLE.

    Patient problems: Nerve Damage

    MAUDE report 20389694 ↗
  • InjurySep 26, 2024Insufficient Device Problem Information; Insufficient Device Problem Information

    IT WAS REPORTED THAT PATIENT UNDERWENT A TKA RIGHT REVISION SURGERY IN 2007 DUE TO UNSPECIFIED REASONS. DURING THE REVISION SURGERY, LEGION/GII SMITH & NEPHEW COMPONENT(S) WERE IMPLANTED. 7,92 YEARS AFTER THIS PROCEDURE, THE PATIENT SUSTAINED AN UNSPECIFIED ADVERSE EVENT THAT REQUIRED A TKA RE-REVISION. IT IS UNKNOWN WHICH DEVICES WERE EXPLANTED/EXCHANGED DURING THIS PROCEDURE. THIS INFORMATION WAS COLLECTED RETROSPECTIVELY AS PART OF A POST-MARKET CLINICAL FOLLOW UP ACTIVITY AND IS PROVIDED IN AN ANONYMIZED FORMAT; THEREFORE, NO FURTHER INFORMATION AVAILABLE.

    Patient problems: Insufficient Information

    MAUDE report 20312599 ↗
  • InjuryJun 12, 2023Loosening of Implant Not Related to Bone-Ingrowth; Loosening of Implant Not Related to Bone-Ingrowth

    IT WAS REPORTED THAT, AFTER TKA SURGERY HAD BEEN PERFORMED APPROXIMATELY 7 YEARS AGO, THE PATIENT WHO WAS HIGHLY ACTIVE EXPERIENCED PAIN FROM THE TIBIA AND FEMUR. SURGEON MENTIONED THAT RADIOLESCUENT LINES ARE VISIBLE ON THE XRAY WHICH INDICATED IMPLANT LOOSENING.THIS ADVERSE EVENT WAS SOLVED BY REVISION SURGERY ON (B)(6) 2023 IN WHICH CURRENT HEALTH STATUS OF PATIENT IS UNKNOWN.

    Patient problems: Pain

    MAUDE report 17113801 ↗
  • InjuryAug 10, 2021Break; Break

    IT WAS REPORTED THAT, AFTER TOTAL KNEE REPLACEMENT SURGERY HAD BEEN PERFORMED ON (B)(6) 2016, THE IMPLANTED LEGION OXINIUM CONSTRAINED FEMORAL SIZE 4 - RIGHT BROKE IN HALF. THIS ADVERSE EVENT WAS TREATED BY REVISION SURGERY COMPLETED ON (B)(6) 2021. CURRENT HEALTH STATUS OF PATIENT IS UNKNOWN.

    Patient problems: Limb Fracture

    MAUDE report 12304831 ↗
  • MalfunctionJul 7, 2021Device Markings/Labelling Problem; Device Markings/Labelling Problem

    IT WAS REPORTED THAT, DURING A TKA, THE BLACK LINE MARKED ON THE CYLINDRICAL PART OF A LGN OX CONSTRAINED FEM 4 RT WAS MISSING. THIS MARK IS NEEDED TO SET ROTATION OF THE OFFSET COUPLER COMPONENT. THE PROCEDURE WAS COMPLETED USING THE SAME DEVICE AND WITH A DELAY OF 30 MINUTES OR LESS. PATIENT WAS NOT HARMED AS CONSEQUENCE OF THIS PROBLEM.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12131889 ↗
  • InjuryOct 30, 2018Insufficient Device Problem Information; Insufficient Device Problem Information

    IT WAS REPORTED THAT A REVISION WAS PERFORMED TO REMOVE THE IMPLANTS FROM THE PATIENT DUE TO INFECTION.

    Patient problems: Injury; Unspecified Infection

    MAUDE report 8022095 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K043440, K230653. One submission often covers many models, so check the product and lot details in each record.

  • Z-0278-2025 · Oct 2, 2024 · Open, Classified
    smith&nephew LEIGON OXINIUM CONSTRAINED NONPOROUS FEMORAL COMPONENT, SIZE 4 LEFT, REF 71421164; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POL
  • Z-0277-2025 · Oct 2, 2024 · Open, Classified
    smith&nephew LEIGON OXINIUM CONSTRAINED NONPOROUS FEMORAL COMPONENT, SIZE 3 LEFT, REF 71421163; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POL
  • Z-2621-2023 · Aug 31, 2023 · Open, Classified
    smith&nephew LEGION OXINUM POSTERIOR STABILIZED NONPOROUS FERMOAL COMPONENT, SIZE 5N, LEFT, NARROW, REF 71421265; knee joint
  • Z-1951-2021 · May 19, 2021 · Terminated
    LEGION Posterior Stabilized OXINIUM Femoral Component, REF 71421216, Size 6, Left, Nonporous Femoral Component, A/P 65.5 MM, M/L 73 MM, For Cemented Use Only, ZR-2.5NB,Sterile. Kn
  • Z-2538-2019 · Jan 15, 2018 · Completed
    LEGION(TM) HEMI STEP TIBIAL WEDGE RK/HK, 5 MM, SIZE 3-4 LT.MDL/RT-LAT, REF 71423432 Product Usage: The constrained knee systems are designed for use in patients in primary and r
  • Z-0816-2016 · Jan 18, 2016 · Terminated
    LEGION(TM) HEMI STEPPED, TIBIAL SCREW-ON WEDGE, REF 71421147, QTY 1, 5 MM, SIZE 5-6 LT-LAT / RT-MDL; Tibial knee prosthesis, augment.
  • Z-1820-2009 · Jan 22, 2009 · Terminated
    LEGION Pressfit Stem, Straight, 20 MM X 160 MM, REF 71424053, Sterile, Smith & Nephew, Memphis TX 38116. The device is used for Orthopedic Knee Implants.
  • Z-1819-2009 · Jan 22, 2009 · Terminated
    LEGION Pressfit Stem, Straight, 10 MM X 160 MM, REF 71424043, Sterile, Smith & Nephew, Memphis TX 38116. The device is used for Orthopedic Knee Implants.

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

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