ELEOS™ KSP15100ERecalls & reported problems
Onkos Surgical, Inc. · ELEOS™ STEM EXTENSION16X100MM STRAIGHT, SPLINED, SLOTTED 16X100MM · Class 2 · Implant
All models of ELEOS (127)
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 2
- Deaths reported
- 0
- Injuries reported
- 2
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI B278KSP15100E0), received between Jul 21, 2022 and Apr 12, 2023 — classified as 2 injuries.
The most frequently reported specific device problem is “Loosening of Implant Not Related to Bone-Ingrowth” (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 16, 2026.
Most reported problems
Device problems
- Adverse Event Without Identified Device or Use Problem1
- Loosening of Implant Not Related to Bone-Ingrowth1
Patient problems
- Insufficient Information2
- Unspecified Infection1
Recent adverse event reports
The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.
InjuryApr 12, 2023Loosening of Implant Not Related to Bone-Ingrowth; Loosening of Implant Not Related to Bone-Ingrowth
THE PATIENT UNDERWENT A REVISION SURGERY ON (B)(6) 2023 DUE TO A SUSPECTED STEM LOOSENING. IT WAS REPORTED THAT IN THE ORIGINAL SURGERY, THE PATIENT WAS IMPLANTED WITH A 16X100MM CANAL-FILLING STEM EXTENSION. THE SURGEON REVISED THE 16X100MM CANAL-FILLING STEM EXTENSION TO A 16X140MM CANAL-FILLING STEM EXTENSION. DURING THE REVISION SURGERY, THE SURGEON ALSO IMPLANTED THE FOLLOWING ELEOS IMPLANTS: TIBIAL HINGE COMPONENT, TIBIAL BASEPLATE, TIBIAL BASEPLATE TAPERED SCREW, TIBIAL BLOCK AUGMENT, DISTAL FEMUR AXIAL PIN, AND TIBIAL POLY SPACER. THERE WERE NO ALLEGED MALFUNCTIONS WITH THE TIBIAL HINGE COMPONENT, TIBIAL BASEPLATE, TIBIAL BASEPLATE TAPERED SCREW, TIBIAL BLOCK AUGMENT, DISTAL FEMUR AXIAL PIN, AND TIBIAL POLY SPACER. NO ADDITIONAL INFORMATION REGARDING THIS ADVERSE EVENT HAS BEEN REPORTED.
Patient problems: Insufficient Information
MAUDE report 16727855 ↗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 15079954 ↗
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-2424-2025 · Jul 11, 2025 · Open, ClassifiedELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS SEGMENTAL STEM CANAL FILLING STRAIGHT SLOTTED SPLINED 2/3 PLASMA. Canal filling stem implants.
- Z-2423-2025 · Jul 11, 2025 · Open, ClassifiedELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS BOWED CANAL FILLING STEMS. Canal filling stem implants.
- Z-2425-2025 · Jul 11, 2025 · Open, ClassifiedELEOS SEGMENTAL LIMB SALVAGE SYSTEM, ELEOS STEM EXTENSION, STRAIGHT, SPLINED, SLOTTED. Canal filling stem implants.
- Z-1857-2025 · Sep 22, 2024 · Open, ClassifiedELEOS MALE-FEMALE MIDSECTION 40MM. Part Number: 25001040E. Component of ELEOS Limb Salvage System
- Z-1881-2025 · Sep 1, 2023 · Open, ClassifiedSegmental 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, Classifieda. 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-1884-2025 · Sep 1, 2023 · Open, ClassifiedMale-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, ClassifiedSegmental 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-2646-2017 · May 23, 2017 · TerminatedELEOS 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 · TerminatedELEOS 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 · TerminatedELEOS LIMB SALVAGE SYSTEM SEGMENTAL STEM, CANAL FILLING, DIAMETER 20MM, LENGTH 120MM, STYLE STRAIGHT, TYPE CANAL FILLING, COLLAR 25MM; REF 2500SP22E
Other PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER devices
- ATTUNE 1506-00-005Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER589 reports
- ATTUNE 1506-00-004Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER580 reports
- JOURNEY 74012812Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER502 reports
- JOURNEY 74011856Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER438 reports
- PERSONA™ 42-5099-094-00Zimmer, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER406 reports
- JOURNEY 74011857Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER388 reports
- ATTUNE 1506-00-007Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER288 reports
- ATTUNE 1506-00-003Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER271 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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