MAUDE Adverse Event Report: MDT SOFAMOR DANEK PUERTO RICO MFG CD HORIZON® SPINAL SYSTEM; THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM

Model Number	54840008580
Medical Device Problem Code	Material Deformation (2976)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/08/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H3: product analysis of part # (b)(4); lot # h5906674; visual and optical inspection did reveal some damage to the threads in the pedicle head of the screw and some wear from the seating of the rod and tightening of the set screw.The female torx of the bone screw has been damaged which appears to from the engagement process of the driver.Functional inspection confirmed a sample set screw was able to be threaded in the pedicle of the screw without any issue.This regulatory report is being submitted due to retrospective review through capa 624392.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
Information was received from healthcare provider (hcp) via a manufacturer representative regarding a patient having spinal therapy.The pre-op diagnosis of patient was degen spine lumbar.It was reported that, the head of tulip was stripped.Procedure or technique planned was posterior lumbar fusion.There was a surgical delay of 30 minutes reported in order to remove screw and replace.No patient symptoms reported, no additional treatment or surgery performed as a result.No further complications reported.

• Brand Name: CD HORIZON® SPINAL SYSTEM
• Common Device Name: THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM
• Manufacturer (Section D): MDT SOFAMOR DANEK PUERTO RICO MFG; barrio marianna rd 909, km0.4; humacao PR 00792
• Manufacturer (Section G): MDT SOFAMOR DANEK PUERTO RICO MFG; barrio marianna rd 909, km0.4; humacao PR 00792
• Manufacturer Contact: justin ellis ; 1800 pyramid place; memphis, TN 38132 ; 7635265677
• MDR Report Key: 21616635
• Report Number: 1030489-2025-01403
• Device Sequence Number: 20961256
• Product Code: NKB
• UDI-Device Identifier: 00613994590466
• UDI-Public: 00613994590466
• Combination Product (Y/N): N
• Initial Reporter State: AZ
• Initial Reporter Country: US
• PMA/510(K) Number: K091974
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2024
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 03/17/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: 54840008580
• Device Catalogue Number: 54840008580
• Device Lot Number: H5906674
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 05/07/2024
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/08/2024
• Initial Report FDA Received Date: 03/17/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/02/2023
• 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
• Patient Age: 65 YR
• Patient Sex: Male
• Patient Weight: 96 KG