MAUDE Adverse Event Report: ONKOS SURGICAL ELEOS LIMB SALVAGE SYSTEM; MODULAR CEMENTED SEGMENTAL STEM

Lot Number	84549
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Aseptic loosening (4883)
Date of Event	12/06/2024
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The root cause of this complaint was not determined.Based on the review of device history records, the investigation concluded that the root cause for the reported loosening of the modular cemented segmental stem was not related to the design, manufacture, and/or sterilization of the explanted device.
Event or Problem Description
It was reported by (b)(6), an onkos sales representative, that a 70-year-old female patient with an eleos distal femur replacement underwent a revision on (b)(6) 2024 due to loosening of the eleos canal filling segmental stem that was inserted into the femur.

• Brand Name: ELEOS LIMB SALVAGE SYSTEM
• Common Device Name: MODULAR CEMENTED SEGMENTAL STEM
• Manufacturer (Section D): ONKOS SURGICAL; 77 east halsey road; parsippany NJ 07054
• Manufacturer (Section G): ONKOS SURGICAL; 77 east halsey road; parsippany NJ 07054
• Manufacturer Contact: yara neurauter ; 77 east halsey road; parsippany, NJ 07054 ; 8447672766
• MDR Report Key: 21020744
• Report Number: 3013450937-2024-00413
• Device Sequence Number: 4008729
• Product Code: KRO
• UDI-Device Identifier: B278HC1312003M0
• UDI-Public: B278HC1312003M0
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K161520
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 12/26/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Lot Number: 84549
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/03/2024
• Initial Report FDA Received Date: 12/26/2024
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 05/25/2021
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: MODULAR CEMENTED SEGMENTAL STEM
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 7 MO
• Patient Sex: Female