Skip to content

ELEOS™ MS-040MM-02MRecalls & reported problems

Onkos Surgical, Inc. · ELEOS™ MALE-MALE MIDSECTION 40MM · Class 2 · Implant

Data updated Oct 13, 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 B278MS040MM02M0), received between Feb 9, 2022 and Apr 23, 2026 — classified as 3 injuries.

11 other recalls cover devices cleared under the same FDA submission (K161520); 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. How this data works · Data updated Oct 13, 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: 0 reportsApr 2026: 1 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 Problem3

Patient problems

  • Unspecified Infection3
  • Fall1
  • Insufficient Information1

Recent adverse event reports

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

  • InjuryApr 23, 2026Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED BY AN ONKOS SALES REPRESENTATIVE, THAT A PATIENT WITH ELEOS TOTAL FEMUR REPLACEMENT UNDERWENT REVISION SURGERY ON (B)(6) 2026 DUE TO AN ALLEGED INFECTION. THIS REPORT CAPTURES ELEOS MALE-MALE MIDSECTION. THIS EVENT WILL BE REPORTED AS A SERIOUS INJURY DUE TO THE REVISION PROCEDURE.

    Patient problems: Unspecified Infection

    MAUDE report 24967081 ↗
  • InjurySep 7, 2023Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT THE PATIENT DEVELOPED AN ALLEGED INFECTION. A REVISION SURGERY HAS NOT YET BEEN SCHEDULED. THE PATIENT HAS THE FOLLOWING ELEOS DEVICES IMPLANTED: TIBIAL POLY SPACER, DISTAL FEMUR, TIBIAL HINGE COMPONENT, DISTAL FEMUR AXIAL PIN, STEM EXTENSION, THREE MALE-FEMALE MIDSECTIONS, PROXIMAL FEMUR, AND MALE-MALE MIDSECTION. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN REPORTED.

    Patient problems: Unspecified Infection

    MAUDE report 17704039 ↗
  • InjuryFeb 9, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    ON (B)(6) 2022, IT WAS REPORTED THAT THE PATIENT HAD AN ALLEGED FALL THAT CONTRIBUTED TO AN ALLEGED INFECTION THEY PRESENTED WITH AFTER RECEIVING TOTAL FEMORAL REPLACEMENT SURGERY ON (B)(6) 2021. THE IMPLANTING SURGEON PERFORMED A DISTAL FEMUR REVISION SURGERY ON (B)(6) 2022 AND THE FOLLOWING IMPLANTS WERE REVISED: ELEOS TIBIAL HINGE COMPONENT W/O ROTATIONAL STOP, ELEOS TIBIAL BASEPLATE SIZE 3, ELEOS DISTAL FEMUR AXIAL PIN, ELEOS TIBIAL POLY SPACER 8MM AND ELEOS DISTAL FEMUR. THE FOLLOWING IMPLANTS REMAIN IMPLANTED IN THE PATIENT: ELEOS STEM EXTENSION CEMENTED 12MM X100MM STRAIGHT FLUTED, ELEOS MALE-FEMALE MIDSECTION 50MM, ELEOS MALE-FEMALE MIDSECTION 40MM, ELEOS MALE-FEMALE MIDSECTION 40MM, ELEOS PROXIMAL FEMUR 98MM LEFT 135 DEG, AND ELEOS MALE-MALE MIDSECTION 40MM. IT WAS REPORTED THAT THE SURGEON PLANS TO HAVE ONE MORE REVISION SURGERY WHEN THE INFECTION CLEARS UP. NO REVISION SURGERY HAS BEEN SCHEDULED YET. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN PROVIDED.

    Patient problems: Fall; Insufficient Information; Unspecified Infection

    MAUDE report 13500636 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K161520. One submission often covers many models, so check the product and lot details in each record.

  • Z-2423-2025 · Jul 11, 2025 · Open, Classified
    ELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS BOWED CANAL FILLING STEMS. Canal filling stem implants.
  • Z-2424-2025 · Jul 11, 2025 · Open, Classified
    ELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS SEGMENTAL STEM CANAL FILLING STRAIGHT SLOTTED SPLINED 2/3 PLASMA. Canal filling stem implants.
  • Z-2425-2025 · Jul 11, 2025 · Open, Classified
    ELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS STEM EXTENSION, STRAIGHT, SPLINED, SLOTTED. Canal filling stem implants.
  • Z-1857-2025 · Sep 22, 2024 · Open, Classified
    ELEOS MALE-FEMALE MIDSECTION 40MM. Part Number: 25001040E. Component of ELEOS Limb Salvage System
  • Z-1881-2025 · Sep 1, 2023 · Open, Classified
    Segmental Stem, Canal Filling, Straight, 120MM, 1 EACH. Model Numbers: FS-11120-03M, FS-12120-03M, FS-13120-03M, FS-14120-03M, FS-15120-03M, FS-16120-03M, FS-17120-03M, FS-18120-03
  • Z-1884-2025 · Sep 1, 2023 · Open, Classified
    Male-Female Midsection with the following sizes and model numbers. a. Male-Female Midsection, 40mm, 1 EACH; Model Number: 25001040E b. Male-Female Midsection, 50mm, 1 EACH; Model
  • Z-1882-2025 · Sep 1, 2023 · Open, Classified
    Segmental Stem, Canal Filling, Bowed 152MM, 1 EACH. Model Numbers: FB-11152-03M, FB-12152-03M, FB-13152-03M, FB-14152-03M, FB-15152-03M, FB-16152-03M, FB-17152-03M, FB-18152-03M, F
  • Z-1879-2025 · Sep 1, 2023 · Open, Classified
    a. Segmental Stem, Cemented, Straight, 100MM, 1 EACH; Model Numbers: CS-09100-03M, CS-10100-03M. b. Segmental Stem, Cemented, Straight, 120MM, 1 EACH. Model Numbers: CS-11120-03M,
  • Z-2648-2017 · May 23, 2017 · Terminated
    ELEOS LIMB SALVAGE SYSTEM SEGMENTAL STEM, CANAL FILLING, DIAMETER 20MM, LENGTH 120MM, STYLE STRAIGHT, TYPE CANAL FILLING, COLLAR 25MM; REF 2500SP22E
  • Z-2646-2017 · May 23, 2017 · Terminated
    ELEOS LIMB SALVAGE SYSTEM SEGMENTAL STEM, CANAL FILLING, DIAMETER 18MM, LENGTH 120MM, STYLE STRAIGHT, TYPE CANAL FILLING, COLLAR 25MM, REF 2500SP18E
  • Z-2647-2017 · May 23, 2017 · Terminated
    ELEOS LIMB SALVAGE SYSTEM SEGMENTAL STEM, CANAL FILLING, DIAMETER 20MM, LENGTH 120MM, STYLE STRAIGHT, TYPE CANAL FILLING, COLLAR 25MM; REF 2500SP20E

Other Prosthesis, hip, semi-constrained, metal/polymer, cemented devices

All Prosthesis, hip, semi-constrained, metal/polymer, cemented devices →

Sources and updates

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