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

Catalog Number	TGU373720
Medical Device Problem Code	Device Endoleak (4074)
Health Effect - Clinical Code	Clinical Endoleak (4843)
Date of Event	08/20/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
H6: code c21 - results pending completion of product history review.H6: code c20 - the device remains implanted and, therefore, was not available for direct analysis by gore.It should be noted that, per the conformable gore® tag®thoracic endoprosthesis instructions for use (ifu), adverse events that may occur and / or require intervention include, but are not limited to, aortic rupture and rupture of the aortic vessel and surrounding vasculature.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.
Event or Problem Description
On (b)(6) 2014, the patient underwent an endovascular procedure to treat a descending aneurysm, utilizing conformable gore® tag®thoracic endoprosthesis.On an unknown date, a type 1a endoleak was observed during a follow-up imaging.On (b)(6) 2025, the patient underwent a reintervention surgery to treat this endoleak in which additional devices (gore® tag® conformable thoracic stent graft with active control and gore® tag® thoracic branch endoprosthesis) were implanted proximally.The patient tolerated the procedure.No further patient information or images are available.
Additional Manufacturer Narrative
Updated section g3/g4, h6, and h10.H6: code c19-a review of the manufacturing records indicated the lot met all pre-release manufacturing specifications.As the device was not accessible, the product history review (phr) review was the extend of the investigation.No device problem was found per review of these records.

• Brand Name: CONFORMABLE 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: lillian espinoza ; 1505 n. fourth street; flagstaff, AZ 86004 ; 9285263030
• MDR Report Key: 23059740
• Report Number: 2017233-2025-06608
• Device Sequence Number: 15919244
• Product Code: MIH
• UDI-Device Identifier: 00733132618194
• UDI-Public: (01)00733132618194(17)160630
• Combination Product (Y/N): N
• Initial Reporter State: AL
• Initial Reporter Country: US
• PMA/510(K) Number: P040043
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2014
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 09/29/2025

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: 06/30/2016
• Device Catalogue Number: TGU373720
• 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: 08/20/2025
• Supplement Date Received by Manufacturer: 09/29/2025
• Initial Report FDA Received Date: 09/15/2025
• Supplement Report FDA Received Date: 09/29/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 07/11/2013
• 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 Age: 76 YR
• Patient Sex: Unknown
• Patient Weight: 77 KG