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ELEOS™ Limb Salvage System RF-L002E-01MRecalls & reported problems

Onkos Surgical, Inc. · ELEOS™ Resurfacing Femur, Size 2, Left · Class 2 · Implant

All models of ELEOS Limb Salvage System (48)

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

Adverse event reports
3
Deaths reported
0
Injuries reported
3
Recalls naming it
0

Summary

The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI B278RFL002E01M0), received between Jun 9, 2022 and Mar 23, 2026 — classified as 3 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: 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: 1 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 Problem2
  • Insufficient Device Problem Information1
  • Loss of Osseointegration1

Patient problems

  • Unspecified Infection2
  • Aseptic loosening1
  • Medical device site infection1

Recent adverse event reports

The 3 most recent of 3 reports, in the reporter's own words as published by the FDA.

  • InjuryMar 23, 2026Loss of Osseointegration

    IT HAS BEEN REPORTED BY AN ONKOS SALES REPRESENTATIVE THAT A PATIENT WITH ELEOS PROXIMAL TIBIAL REPLACEMENT REVISION DATE ON (B)(6) 2026. REPRTED THAT FEMUR WAS REVISED DUE TO PATELLAR TRACKING IN ADDITION TO ASEPTIC LOOSENING OF THE FEMORAL COMPONENT. THIS REPORT CAPTURES ELEOS RESURFACING FEMUR AS SERIOUS INJURY.

    Patient problems: Aseptic loosening

    MAUDE report 24663384 ↗
  • InjuryAug 17, 2023Adverse Event Without Identified Device or Use Problem; Insufficient Device Problem Information; Adverse Event Without Identified Device or Use Problem; Insufficient Device Problem Information

    IT WAS REPORTED THAT THE PATIENT UNDERWENT A REVISION SURGERY DUE TO AN ALLEGED INFECTION. DURING THE REVISION SURGERY, THE FOLLOWING ELEOS IMPLANTS WERE REVISED: TIBIAL HINGE COMPONENT, RESURFACING FEMUR AXIAL PIN, AND POLY SPACER. THE FOLLOWING ELEOS IMPLANTS REMAIN IMPLANTED FROM THE PATIENT'S ORIGINAL PROCEDURE: STEM EXTENSION, SEGMENTAL STEM, RESURFACING FEMUR, AND PROXIMAL TIBIA. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN REPORTED.

    Patient problems: Medical device site infection; Unspecified Infection

    MAUDE report 17566524 ↗
  • InjuryJun 9, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    A PATIENT WAS IMPLANTED WITH ONKOS DEVICES ON (B)(6) 2022. AN ONKOS CUSTOM ADAPTOR WAS CREATED TO CONNECT TO THE PATIENT'S PREVIOUSLY EXISTING HARDWARE TO THE ONKOS DISTAL FEMUR REPLACEMENT SYSTEM. IT WAS REPORTED THAT A PATIENT WAS REVISED ON (B)(6) 2022 DUE TO AN INFECTION. THE FOLLOWING IMPLANTED DEVICES WERE REMOVED DURING THE REVISION PROCEDURE: CUSTOM COMPRESS ADAPTOR, ELEOS TIBIAL HINGE, ELEOS TIBIAL POLY SPACER, ELEOS TIBIAL BASEPLATE, ELEOS TIBIAL BASEPLATE TAPERED SCREW, TWO ELEOS MALE-FEMALE MIDSECTIONS, ELEOS DISTAL FEMUR AXIAL PIN, ELEOS DISTAL FEMUR, AND AN ELEOS TIBIAL BASEPLATE. THIS EVENT WILL BE REPORTED TO THE FDA AS A SERIOUS INJURY. THIS RECORD CAPTURES THE ELEOS DISTAL FEMUR.

    Patient problems: Unspecified Infection

    MAUDE report 14649357 ↗

Other PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER devices

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Sources and updates

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