MAUDE Adverse Event Report: MEDTRONIC SOFAMOR DANEK USA, INC T2 STRATOSPHERE¿ EXPANDABLE CORPECTOMY SYSTEM; SPINAL VERTEBRAL BODY REPLACEMENT DEVICE

Model Number	436020A
Medical Device Problem Code	Mechanics Altered (2984)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/13/2023
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
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.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
Information was received from health care professional via manufaturing representative reagarding a patient undergoing an anterior corpectomy for a collapsed vertebral body.It was reported that inserter attached to cage and would expand outside of patient.Once inserted into patient cavity and in place of vertebral body, would not expand or allow for expansion at all.Replaced with an alternative cage that allowed expansion.No patient symptoms reported.No further complications reported/anticipated due to this event.
Additional Manufacturer Narrative
H3: product analysis #291471997; part # 436020a; lot # ca18j185 visual and optical inspection of the centerpiece expander did not reveal any damages that would hinder the implant from expanding.Optical inspection revealed the gears/teeth has been damaged and deformed.Functional inspection with a sample 25mm inserter confirmed the implant was able to connect and engage, but not expand and close due to the damaged teeth.The implant body set screw may have been locked down causing the teeth/gears to be stripped during use.D4,d9,h4 <(>&<)> h6 updated with additional information available.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: T2 STRATOSPHERE¿ EXPANDABLE CORPECTOMY SYSTEM
• Common Device Name: SPINAL VERTEBRAL BODY REPLACEMENT DEVICE
• Manufacturer (Section D): MEDTRONIC SOFAMOR DANEK USA, INC; 4340 swinea rd; memphis TN 38118
• Manufacturer (Section G): MEDTRONIC SOFAMOR DANEK USA, INC; 4340 swinea rd; memphis TN 38118
• Manufacturer Contact: glen belmer ; 1800 pyramid place; memphis, TN 38132 ; 6122713209
• MDR Report Key: 16884859
• Report Number: 1030489-2023-00342
• Device Sequence Number: 6139932
• Product Code: MQP
• UDI-Device Identifier: 00643169663169
• UDI-Public: 00643169663169
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K173125
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Device Explanted Year: 2023
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 07/21/2023

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: 436020A
• Device Catalogue Number: 436020A
• Device Lot Number: CA18J185
• 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: 04/13/2023
• Supplement Date Received by Manufacturer: 07/18/2023
• Initial Report FDA Received Date: 05/08/2023
• Supplement Report FDA Received Date: 07/21/2023
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/24/2019
• 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 Sex: Male
• Patient Weight: 75 KG