MAUDE Adverse Event Report: W. L. GORE & ASSOCIATES, INC. GORE® EXCLUDER® THORACOABDOMINAL BRANCH ENDOPROSTHESIS; ENDOVASCULAR SYSTEM FOR TREATMENT OF THORACOABDOMINAL AND PARARENAL AORTIC LESIO

Catalog Number	ATAA43120160A
Medical Device Problem Code	Device Endoleak (4074)
Health Effect - Clinical Code	Clinical Endoleak (4843)
Date of Event	05/16/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
The following was reported to gore on june 3, 2025 from the immediate study database: on (b)(6), 2025, a 72-year-old male patient underwent endovascular treatment for a thoracoabdominal aneurysm type iv with no iliac involvement.The patient also had a stenoses right renal artery and an occluded left renal artery.The patient was treated with a gore® excluder® thoracoabdominal branch endoprosthesis (tambe) aortic component, three gore® excluder® aaa endoprosthesis contralateral leg devices, and four gore® viabahn® vbx balloon expandable endoprosthesis (vbx device) devices.The gore® devices were successfully navigated to the intended location and successfully deployed.Device catheters were successfully removed after successful access, delivery and deployment of the devices.On (b)(6) , 2025, the patient was noted to have a type 1a endoleak on the tambe device.A reintervention was scheduled for (b)(6) 2025, but the patient cancelled.
Additional Manufacturer Narrative
H.6.Investigation findings code c20: the device remains implanted and is not available for analysis.H.6.Investigation findings code c19: a review of the manufacturing records for the device verified that the lot met all pre-release specifications.H.6.Investigation conclusions code d12: it should be noted that, per the gore® excluder® thoracoabdominal branch endoprosthesis instructions for use, complications associated with the use of the gore® excluder® thoracoabdominal branch endoprosthesis that may occur and/or require intervention include, but are not limited to, endoleak.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.

• Brand Name: GORE® EXCLUDER® THORACOABDOMINAL BRANCH ENDOPROSTHESIS
• Common Device Name: ENDOVASCULAR SYSTEM FOR TREATMENT OF THORACOABDOMINAL AND PARARENAL AORTIC LESIO
• 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: bryce wargin ; 1505 n. fourth street; flagstaff, AZ 86004 ; 9285263030
• MDR Report Key: 22359272
• Report Number: 2017233-2025-06367
• Device Sequence Number: 15474367
• Product Code: QZK
• UDI-Device Identifier: 00733132659678
• UDI-Public: (01)00733132659678(17)270505
• Combination Product (Y/N): N
• Initial Reporter State: WV
• Initial Reporter Country: US
• PMA/510(K) Number: P230023
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Study
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/30/2025

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
• Device Catalogue Number: ATAA43120160A
• 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: 06/03/2025
• Initial Report FDA Received Date: 06/30/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 05/06/2024
• 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: 72 YR
• Patient Sex: Male
• Patient Weight: 75 KG