MAUDE Adverse Event Report: MDT SOFAMOR DANEK PUERTO RICO MFG ZEVO¿ ANTERIOR CERVICAL PLATE SYSTEM; APPLIANCE, FIXATION, SPINAL INTERVERTEBRAL BOD

Model Number	G7713513
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/12/2024
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
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 a healthcare provider (hcp) via a medtronic representative.Regarding a patient previously, implanted with a plate and screw in an anterior cervical spine fixation at c4/6 for cervical spondylotic myelopathy.It was reported, that the c6 right screw backout was observed, so the screw was removed. bone fusion was obtained. when the plate was checked, during removal and deployment, the locking plate was not locked. it is currently, unknown whether the locking of the plate was forgotten, during the initial operation or it unlocked postoperatively.There were no patient symptoms or complications as a result of this event.Removal took place, due to screw back out.The backed out screw had more damages compared to the other 5.No further complications were reported/anticipated.
Additional Manufacturer Narrative
H3: product analysis part# g7713513; lot# h5669997- visual and optical inspection revealed extensive damage on the screw.Damage present on the screw is consistent with heavy movement inside an implant and the damage matches with the damage found on the plate.H6: updated eval.Code method and eval.Code result post analysis 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.

• Brand Name: ZEVO¿ ANTERIOR CERVICAL PLATE SYSTEM
• Common Device Name: APPLIANCE, FIXATION, SPINAL INTERVERTEBRAL BOD
• 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: glen belmer ; 1800 pyramid place; memphis, TN 38132 ; 6122713209
• MDR Report Key: 19017663
• Report Number: 1030489-2024-00228
• Device Sequence Number: 4021134
• Product Code: KWQ
• UDI-Device Identifier: 20643169328277
• UDI-Public: 20643169328277
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K141632
• 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: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 05/20/2024

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?: Yes
• Operator of Device: Health Professional
• Device Model Number: G7713513
• Device Catalogue Number: G7713513
• Device Lot Number: H5669997
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/12/2024
• Supplement Date Received by Manufacturer: 05/09/2024
• Initial Report FDA Received Date: 04/02/2024
• Supplement Report FDA Received Date: 05/20/2024
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/15/2021
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Unknown