MAUDE Adverse Event Report: MDT SOFAMOR DANEK PUERTO RICO MFG INFINITY¿ OCCIPITOCERVICAL UPPER THORACIC SYSTEM; APPLIANCE, FIXATION, SPINAL INTERLAMINAL

Model Number	G3603514
Medical Device Problem Code	Use of Device Problem (1670)
Health Effect - Clinical Code	Bone Fracture(s) (1870)
Date of Event	07/20/2023
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
B2: other - patient had lateral mass of vertebrae fracture.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided 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.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
Information was received from healthcare provider (hcp) via a manufacturer representative regarding a patient having posterior cervi cal fusion for cervical spondylotic myelopathy.It was reported that, lateral mass of vertebrae was broken while implanting screw.The status of the screw was explanted-complete.To improve postoperative screw fixation, the 3.5mm screw was removed and replaced with a 4.5mm screw.There is a possibility that an immense force was exerted on the screw which may cause the lateral mass broken.There were no patient symptoms reported.No additional treatment or surgery performed as a result.No further complications reported.
Additional Manufacturer Narrative
H3: product analysis of part # g3603514 ; lot # h5737427 visual and optical inspection did not reveal any damage to the head or the threads of the screw.The screw head is able to pivot in all directions.The screw appears to function as intended.No fault found.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided 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.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

• Brand Name: INFINITY¿ OCCIPITOCERVICAL UPPER THORACIC SYSTEM
• Common Device Name: APPLIANCE, FIXATION, SPINAL INTERLAMINAL
• 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: 17508305
• Report Number: 1030489-2023-00576
• Device Sequence Number: 6580706
• Product Code: KWP
• UDI-Device Identifier: 00643169542242
• UDI-Public: 00643169542242
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K163375
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Device Explanted Year: 2023
• 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): 11/06/2023

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?: Yes
• Operator of Device: Health Professional
• Device Model Number: G3603514
• Device Catalogue Number: G3603514
• Device Lot Number: H5737427
• 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: 07/20/2023
• Supplement Date Received by Manufacturer: 10/27/2023
• Initial Report FDA Received Date: 08/11/2023
• Supplement Report FDA Received Date: 11/06/2023
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 01/27/2022
• 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: Other
• Patient Sex: Unknown