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ELEOS Limb Salvage System With BioGrip HC-15120-03MRecalls & reported problems

Onkos Surgical, Inc. · SEGMENTAL COLLAR STEM, CEMENTED, 15MM X 120MM · Class 2 · Implant

All models of ELEOS Limb Salvage System With BioGrip (10)

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

Adverse event reports
7
Deaths reported
0
Injuries reported
6
Recalls naming it
0

Summary

The FDA's MAUDE database contains 7 adverse event reports that list this exact device (DI B278HC1512003M0), received between Jul 21, 2022 and Nov 28, 2025 — classified as 6 injuries, 1 malfunction.

The most frequently reported specific device problem is “Improper or Incorrect Procedure or Method” (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: 1 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 1 reportsJun 2025: 0 reportsJul 2025: 0 reportsAug 2025: 1 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 1 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
  • Improper or Incorrect Procedure or Method1
  • Loss of or Failure to Bond1
  • Unstable1

Patient problems

  • Aseptic loosening2
  • Medical device site infection2
  • Insufficient Information1
  • Joint Laxity1
  • Loss of Range of Motion1
  • No Clinical Signs, Symptoms or Conditions1
  • Scar Tissue1
  • Unspecified Infection1

Recent adverse event reports

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

  • InjuryNov 28, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED BY AN ONKOS SALES REPRESENTATIVE, THAT A PATIENT WITH ELEOS PROXIMAL FEMUR REPLACEMENT UNDERWENT REVISION SURGERY ON (B)(6) 2025 DUE TO LOOSENING OF THE SEGMENTAL STEM AND COLLAR. CEMENT DID NOT BOND TO STEM AND NO GROWTH ON COLLAR. THIS REPORT CAPTURES ELEOS CEMENTED STEM. THIS EVENT WILL BE REPORTED AS A SERIOUS INJURY DUE TO THE REVISION PROCEDURE.

    Patient problems: Aseptic loosening

    MAUDE report 23673951 ↗
  • InjuryAug 25, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED BY D. HARDARDT, AND ONKOS SALES REPRESENTATIVE THAT A 33-YEAR-OLD MALE PATIENT WITH AN ELEOS PROXIMAL TIBIAL REPLACEMENT UNDERWENT A REVISION SURGERY DUE TO INSTABILITY AND NEEDED A CHANGE IN CONSTRUCT. CONVERTED THEIR RESURFACING FEMUR WITH PTR TO A DTR/PTR. REVISED ELEOS STEM FOR LOOSENING IN TIBIA. THIS REPORT CAPTURES THE ELEOS CANAL FILLING SEGMENTAL STEM. THIS EVENT WILL BE REPORTED AS A SERIOUS INJURY DUE TO THE REVISION PROCEDURE.

    Patient problems: Aseptic loosening

    MAUDE report 22890797 ↗
  • InjuryMay 7, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    AN ONKOS SALES REPRESENTATIVE REPORTED A REVISION SURGERY WHICH TOOK PLACE ON (B)(6) 2025 DUE TO AN ALLEGED PERIPROSTHETIC JOINT INFECTION IN AN 85-YEAR-OLD FEMALE PATIENT WITH AN ELEOS DISTAL FEMUR REPLACEMENT.

    Patient problems: Medical device site infection

    MAUDE report 21979054 ↗
  • InjuryOct 17, 2024Loss of or Failure to Bond; Unstable; Loss of or Failure to Bond; Unstable

    IT WAS REPORTED BY (B)(4), AN ONKOS DISTRIBUTOR, THAT A 43-YEAR-OLD FEMALE PATIENT WITH AN ELEOS DISTAL FEMUR REPLACEMENT UNDERWENT A REVISION DUE TO LOOSENING OF THE ELEOS CEMENTED SEGMENTAL STEM THAT WAS INSERTED INTO THE FEMUR WITHOUT THE USE OF BONE CEMENT. THE REPORTED INFORMATION ALSO INDICATED THAT THE ELEOS TIBIAL BASEPLATE WAS ALSO INSERTED WITHOUT BONE CEMENT AND THE SURGEON SUSPECTED THAT THE PATIENT HAD A PERI-OPERATIVE INFECTION.

    Patient problems: Joint Laxity; Medical device site infection

    MAUDE report 20475665 ↗
  • InjuryOct 26, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT THE PATIENT WAS EXPERIENCING LOSS OF MOBILITY IN THEIR KNEE. THE PATIENT UNDERWENT A REVISION SURGERY ON (B)(6) 2022. DURING THE REVISION SURGERY, THE SURGEON IDENTIFIED SCAR TISSUE FORMATION. THE SURGEON REMOVED THE SCAR TISSUE. THE SURGEON TOOK OUT ALL OF THE IMPLANTS BESIDES THE SEGMENTAL STEM, COLLAR, LOCKING RING, AND TIBIAL BASEPLATE, AND FLASHED THESE DEVICES THEN RE-IMPLANTED THE DEVICES. THE SURGEON SCHEDULED ANOTHER REVISION SURGERY ON (B)(6) 2022 IN ORDER TO REVISE SOME IMPLANTS AND PERFORM A WASHOUT IN ORDER TO PREVENT AN INFECTION. ON (B)(6) 2022, THE SURGEON REVISED THE FOLLOWING IMPLANTS: DISTAL FEMUR AXIAL PIN, POLY SPACER, TIBIAL HINGE COMPONENT, DISTAL FEMUR, AND MALE-FEMALE MIDSECTION. NO ADDITIONAL INFORMATION REGARDING THIS EVENT HAS BEEN PROVIDED.

    Patient problems: Loss of Range of Motion; Scar Tissue

    MAUDE report 15677488 ↗
  • MalfunctionOct 14, 2022Improper or Incorrect Procedure or Method; Improper or Incorrect Procedure or Method

    IT WAS REPORTED THAT DURING A DISTAL FEMORAL REPLACEMENT SURGERY ON (B)(6) 2022, THE SURGEON IMPLANTED THE MODULAR COLLAR CEMENTED STEM WITHOUT A MODULAR COLLAR OR COLLAR LOCKING RING. THIS TYPE OF STEM IS INTENDED TO BE IMPLANTED WITH A MODULAR COLLAR AND COLLAR LOCKING RING. IT WAS REPORTED THAT THE SURGEON ACHIEVED GOOD FIXATION WHEN IMPLANTING THE STEM. NO ADVERSE EVENTS HAVE BEEN REPORTED FROM THIS MALFUNCTION.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15610746 ↗
  • InjuryJul 21, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT A PATIENT EXPERIENCED AN INFECTION AND UNDERWENT A REVISION SURGERY. THE FOLLOWING IMPLANTS WERE REMOVED AND REPLACED DURING THE REVISION: ELEOS TIBIAL HINGE, ELEOS TIBIAL POLY SPACER, ELEOS DISTAL FEMUR AXIAL PIN, ELEOS DISTAL FEMUR AND 2 X ELEOS MALE-FEMALE MIDSECTIONS. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN PROVIDED.

    Patient problems: Insufficient Information; Unspecified Infection

    MAUDE report 15079965 ↗

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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