MAUDE Adverse Event Report: W. L. GORE & ASSOCIATES, INC. GORE® TAG® THORACIC ENDOPROSTHESIS; SYSTEM, ENDOVASCULAR GRAFT, AORTIC ANEURYSM TREATMENT

Catalog Number	TGT3420
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	03/10/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
W.L.Gore & associates, inc.(gore) is submitting this report to comply with 21 c.F.R.Part 803, the medical device reporting regulation.This report is based upon information obtained by gore, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Blank fields present on this report include required fields and fields determined to be not applicable.Blank required fields indicate that the information was not provided, was deemed unavailable or was not applicable.This report does not constitute an admission or a conclusion by fda, gore, or its associates that the device, gore or its associates caused or contributed to the event described in the report.In particular, this report does not constitute a legal admission by anyone that the product described in this report has any defects or has malfunctioned, as defined from a legal standpoint.These words are included in the report and are fixed items for selection created by the fda, to categorize the type of event solely for the purpose of reporting pursuant to part 803.This statement should be included with any information or report disclosed to the public under the freedom of information act.According to the gore® tag® thoracic endoprosthesis instructions for use, adverse events that may occur and / or require intervention or additional intraoperative procedure time include, but are not limited to: endoleak.
Event or Problem Description
The following information was reported to gore: on (b)(6) 2013, the patient underwent treatment for a descending aortic aneurysm using the open stent technique with the gore® tag® thoracic endoprosthesis.On an unknown date, during follow-up, contrast enhancement revealed a suspected type iiib endoleak.On (b)(6) 2025, the patient underwent intervention.Intraoperative imaging did not identify a clear endoleak.An additional stent graft was placed to reline the existing one.The physician stated as follows: the intraoperative imaging did not reveal a clear endoleak.If a leak is detected in future follow-up ct scans, the possibility of a type ii endoleak will be considered.
Additional Manufacturer Narrative
H6: a review of the manufacturing records for the device verified that the lot met all pre-release specifications.

• Brand Name: GORE® TAG® THORACIC ENDOPROSTHESIS
• Common Device Name: SYSTEM, ENDOVASCULAR GRAFT, AORTIC ANEURYSM TREATMENT
• Manufacturer (Section D): W. L. GORE & ASSOCIATES, INC.; 1505 n. fourth street; flagstaff AZ 86004
• Manufacturer (Section G): MEDICAL WOODY SPRINGS B/P; 3450 w. kiltie lane; flagstaff AZ 86005
• Manufacturer Contact: ayako yoshioka ; 1505 n. fourth street; flagstaff, AZ 86004 ; 9285263030
• MDR Report Key: 21628368
• Report Number: 2017233-2025-05950
• Device Sequence Number: 9035281
• Product Code: MIH
• UDI-Device Identifier: 00733132613656
• UDI-Public: (01)00733132613656(17)150228
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: P040043
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2013
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 04/18/2025

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 Expiration Date: 02/28/2015
• Device Catalogue Number: TGT3420
• 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: 03/10/2025
• Supplement Date Received by Manufacturer: 03/10/2025
• Initial Report FDA Received Date: 03/18/2025
• Supplement Report FDA Received Date: 04/18/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 03/07/2012
• Is the Device Labeled for Single Use? (Y/N): Yes
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Female