MAUDE Adverse Event Report: ONKOS SURGICAL ELEOS; TIBIAL POLY SPACER, 12MM

Model Number	25001212E
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Unspecified Infection (1930); Insufficient Information (4580)
Date of Event	05/15/2023
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient developed an alleged infection and extensor mechanism disruption.The patient underwent a revision surgery on (b)(6) 2023 where the following eleos implants were revised: cemented segmental stem, two male femal midsections, distal femur, poly spacer, tibial hinge component, and distal femur axial pin.The date of the patient's index eleos surgery is unknown and the implants placed during this procedure are unknown.Therefore, it is unknown if there were additional implants at the time of this patient's alleged infection and extensor mechanism disruption.Attempts were made and no further information was made available.
Additional Manufacturer Narrative
The investigation is in process.The device will not be returned for evaluation.When the investigation is complete, a supplemental mdr will be submitted accordingly.Multiple mdrs were submitted for this event: #3013450937-2023-00086, #3013450937-2023-00087, #3013450937-2023-00088, #3013450937-2023-00089, #3013450937-2023-00091, #3013450937-2023-00092.
Additional Manufacturer Narrative
This report is being submitted to include additional information.The investigation is complete.The device was not returned for evaluation.The device history records could not be reviewed as the product information of the implants involved in this adverse event is not known.If additional information is obtained, a supplemental mdr will be filed accordingly.The following sections were updated: h3: device evaluated by manufacturer updated to no.H6: type of investigation code updated to 4119: insufficient information available.H6: type of investigation code updated to 4109: historical data analysis.H6: investigation findings code updated to 3221: no findings available.H6: investigation conclusions code updated to 4315: cause not established.
Event or Problem Description
It was reported that the patient developed an alleged infection and extensor mechanism disruption.The patient underwent a revision surgery on (b)(6) 2023 where the following eleos implants were revised: cemented segmental stem, two male femal midsections, distal femur, poly spacer, tibial hinge component, and distal femur axial pin.The date of the patient's index eleos surgery is unknown and the implants placed during this procedure are unknown.Therefore, it is unknown if there were additional implants at the time of this patient's alleged infection and extensor mechanism disruption.Attempts were made and no further information was made available.

• Brand Name: ELEOS
• Common Device Name: TIBIAL POLY SPACER, 12MM
• Manufacturer (Section D): ONKOS SURGICAL; 77 east halsey road; parsippany NJ 07054
• Manufacturer (Section G): MICROPORT ORTHOPEDICS; 5677 airline rd; arlington TN 38002
• Manufacturer Contact: sara dailey ; 77 east halsey road; parsippany, NJ 07054 ; 8447672766
• MDR Report Key: 17025291
• Report Number: 3013450937-2023-00090
• Device Sequence Number: 17900354
• Product Code: KRO
• UDI-Device Identifier: B27825001212E0
• UDI-Public: B27825001212E0
• Combination Product (Y/N): N
• Initial Reporter State: AL
• Initial Reporter Country: US
• PMA/510(K) Number: K161520
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Explanted Year: 2023
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 07/26/2023

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
• Operator of Device: Health Professional
• Device Model Number: 25001212E
• Device Catalogue Number: 25001212E
• 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: 05/01/2023
• Supplement Date Received by Manufacturer: 07/26/2023
• Initial Report FDA Received Date: 05/30/2023
• Supplement Report FDA Received Date: 07/26/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• 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: P/N 25000009E, ELEOS DISTAL FEMUR; P/N 25001040E, ELEOS MALE FEMALE MIDSECTION; P/N 25001040E, ELEOS MALE FEMALE MIDSECTION; P/N 25002111E, ELEOS DISTAL FEMUR AXIAL PIN; P/N CS-17120-03M, ELEOS CEMENTED SEGMENTAL STEM; P/N THSMWRS01M, ELEOS TIBIAL HINGE COMPONENT
• Outcome Attributed to Adverse Event: Hospitalization
• Patient Age: 87 YR
• Patient Sex: Female