MAUDE Adverse Event Report: W. L. GORE & ASSOCIATES, INC. GORE® VIABAHN® ENDOPROSTHESIS; SYSTEM, ENDOVASCULAR GRAFT, ARTERIOVENOUS (AV) DIALYSIS ACCESS CIRCUIT STENOSIS

Catalog Number	VBCR130502A
Medical Device Problem Code	Biocompatibility (2886)
Health Effect - Clinical Code	Hypersensitivity/Allergic reaction (1907)
Date of Event	01/16/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
The following information was reported to gore: on (b)(6) 2025, the patient underwent endovascular treatment for an arteriovenous (av) access graft revision of a non-gore graft with two gore® viabahn® endoprosthesis (vsx device).It was reported that on (b)(6) 2025, the patient returned to the hospital with a severe allergic reaction.The patient spent three days in the hospital receiving medical treatment.The physician suspect that the allergic reaction was due to the sterilization process.
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.
Additional Manufacturer Narrative
Section h6 updated to reflect completion of investigation.Manufacturing phr ¿ a review of the manufacturing records indicated the device met pre-release specifications.Sterilization phr - a review of the sterilization records indicated all lots met all pre-release sterilization specifications.The device remains implanted and was, therefore, not available for analysis.No clinical images enabling direct assessment of product performance were returned for evaluation.Cause of the reported event cannot be established based on the information reported to gore.Further information regarding this event was requested by gore, but no further information has been reported, therefore this investigation is considered complete.

• Brand Name: GORE® VIABAHN® ENDOPROSTHESIS
• Common Device Name: SYSTEM, ENDOVASCULAR GRAFT, ARTERIOVENOUS (AV) DIALYSIS ACCESS CIRCUIT STENOSIS
• Manufacturer (Section D): W. L. GORE & ASSOCIATES, INC.; 1505 n. fourth street; flagstaff AZ 86004
• Manufacturer (Section G): MEDICAL ECHO RIDGE B/P; 3250 w. kiltie lane; flagstaff AZ 86005
• Manufacturer Contact: nick lafave ; 1505 n. fourth street; flagstaff, AZ 86004 ; 9285263030
• MDR Report Key: 21337840
• Report Number: 2017233-2025-05810
• Device Sequence Number: 3826668
• Product Code: PFV
• UDI-Device Identifier: 00733132645909
• UDI-Public: (01)00733132645909(17)261109
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: P040037
• 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: Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 04/02/2025

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 Catalogue Number: VBCR130502A
• 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: 01/23/2025
• Supplement Date Received by Manufacturer: 04/02/2025
• Initial Report FDA Received Date: 02/07/2025
• Supplement Report FDA Received Date: 04/02/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 11/11/2023
• 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: Unknown