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ELEOS™ 26000026ERecalls & reported problems

Onkos Surgical, Inc. · FEMORAL HEAD, SUPER FINISH36MM TAPER, +0MM 36MM +0MM · Class 3 · Implant

All models of ELEOS (127)

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

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

Summary

The FDA's MAUDE database contains 5 adverse event reports that list this exact device (DI B27826000026E0), received between Aug 4, 2021 and Feb 25, 2025 — classified as 5 injuries.

The most frequently reported specific device problem is “Device Dislodged or Dislocated” (1 report).

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. 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: 1 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: 1 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 Problem3
  • Appropriate Device Problem Term/Code Not Available1
  • Device Dislodged or Dislocated1

Patient problems

  • Joint Dislocation2
  • Fall1
  • Insufficient Information1
  • Medical device site infection1
  • Unspecified Infection1

Recent adverse event reports

The 5 most recent of 5 reports, in the reporter's own words as published by the FDA.

  • InjuryFeb 25, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED BY K. HLAVATY, AN ONKOS SALES REPRESENTATIVE, THAT A 72-YEAR-OLD MALE PATIENT WITH AN ELEOS TOTAL FEMUR REPLACEMENT UNDERWENT REVISION SURGERY ON 31 JANUARY 2025 DUE TO THE DISLOCATION OF THE IMPLANTED ELEOS FEMORAL HEAD FROM A NON-ONKOS BIPOLAR ACETABULAR LINER.

    Patient problems: Joint Dislocation

    MAUDE report 21464222 ↗
  • InjuryMar 27, 2024Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED BY (B)(6), AN ONKOS DISTRIBUTOR, THAT A 55-YEAR-OLD FEMALE PATIENT UNDERWENT A REVISION SURGERY TO ADDRESS AN ALLEGED INFECTION. THE SURGERY TOOK PLACE ON (B)(6) 2024 AND IS THE SECOND REVISION SURGERY FOR THIS PATIENT IN WHICH ELEOS DEVICES WERE REVISED. AT THE TIME OF THIS REVISION SURGERY, THE THEN 55-YEAR-OLD FEMALE PATIENT WITH AN ELEOS TOTAL FEMUR REPLACEMENT HAD NINE (9) ELEOS COMPONENTS EXPLANTED AND REPLACED EXCEPT FOR THE FEMORAL HEAD WHICH WAS REPLACED WITH A NON-ONKOS DEVICE.

    Patient problems: Medical device site infection

    MAUDE report 18989361 ↗
  • InjuryNov 30, 2022Device Dislodged or Dislocated; Device Dislodged or Dislocated

    IT WAS REPORTED THAT THE PATIENT UNDERWENT A REVISION SURGERY ON (B)(6) 2022 DUE TO THEIR FEMORAL HEAD DISLOCATING. DURING THE REVISION SURGERY, THE SURGEON REVISED THE FEMORAL HEAD. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN PROVIDED.

    Patient problems: Insufficient Information

    MAUDE report 15890265 ↗
  • InjuryOct 12, 2021Appropriate Device Problem Term/Code Not Available; Appropriate Device Problem Term/Code Not Available

    A PATIENT UNDERWENT A REVISION SURGERY ON (B)(6) 2021 PERFORMED BY DR. (B)(6) DUE TO THEIR FEMORAL HEAD COMPONENT BECOMING DISLOCATED FROM THEIR GLADIATOR ACETABULAR CUP. DURING THE REVISION SURGERY, BOTH COMPONENTS WERE REVISED. IT IS UNKNOWN IF THE PATIENT SUSTAINED AN INJURY CAUSING THE DISLOCATION OR IF THERE WAS ANOTHER CONTRIBUTING FACTOR. BOTH COMPONENTS WERE REVISED WITH IMPLANTS OF THE SAME SIZE. THE PATIENT ALSO HAD AN ELEOS MALE FEMALE MIDSECTION AND A CANAL FILLING SEGMENTAL STEM AS WELL AS A GUARDIAN PROXIMAL FEMORAL NECK. HOWEVER, THESE IMPLANTS WERE NOT REVISED. THE GLADIATOR ACETABULAR CUP WAS NOT MANUFACTURING BY ONKOS; THEREFORE, IT WILL NOT BE INVESTIGATED IN THIS COMPLAINT. THERE IS NO EVIDENCE TO SHOW THAT THE ELEOS IMPLANTS THAT WERE NOT REVISED MAY HAVE CONTRIBUTED TO THIS EVENT; THEREFORE, THEY WILL NOT BE INVESTIGATED IN THIS REPORT.

    Patient problems: Joint Dislocation

    MAUDE report 12618889 ↗
  • InjuryAug 4, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    IT WAS REPORTED THAT THE PATIENT UNDERWENT A REVISION SURGERY ON (B)(6) 2021 DUE TO AN ALLEGED INFECTION. THE PATIENT HAD FALLEN AND IT CAUSED AN OPEN SORE ON THEIR LEFT HIP. THE PATIENT LAID WITH AN OPEN WOUND FOR APPROXIMATELY TWO WEEKS. DURING THE REVISION SURGERY, THE SURGEON PERFORMED HEAVY INCISION AND DRAINAGE AND PERFORMED A BIPOLAR EXCHANGE FOR INFECTION CONTROL. THE FOLLOWING IMPLANTS REMAIN IMPLANTED FROM THE ORIGINAL SURGERY ON (B)(6) 2020: ELEOS PROXIMAL FEMUR (98MM), ELEOS MALE-FEMALE MIDSECTION (110MM), ELEOS MALE-FEMALE MIDSECTION (70MM), AND ELEOS CEMENTED STEM (15X120MM). THE FOLLOWING IMPLANTS WERE REVISED DURING THE REVISION SURGERY: ELEOS FEMORAL HEAD (36MM, +0MM TAPER) AND A MICROPORT GLADIATOR BIPOLAR SHELL (56MM). NO ADDITIONAL INFORMATION REGARDING THIS EVENT HAS BEEN OBTAINED.

    Patient problems: Fall; Unspecified Infection

    MAUDE report 12273487 ↗

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-2425-2025 · Jul 11, 2025 · Open, Classified
    ELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS STEM EXTENSION, STRAIGHT, SPLINED, SLOTTED. 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-1857-2025 · Sep 22, 2024 · Open, Classified
    ELEOS MALE-FEMALE MIDSECTION 40MM. Part Number: 25001040E. Component of ELEOS Limb Salvage System
  • 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-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-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-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-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
  • 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

Other Prosthesis, hip, semi-constrained (metal uncemented acetabular component) devices

All Prosthesis, hip, semi-constrained (metal uncemented acetabular component) devices →

Sources and updates

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