MAUDE Adverse Event Report: SILK ROAD MEDICAL INC. ENROUTE TRANSCAROTID STENT SYSTEM; ENROUTE TSS

Model Number	SR-0830-CS
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Ischemia Stroke (4418); Thrombosis/Thrombus (4440)
Date of Event	03/14/2023
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The product associated with this complaint was not returned to the manufacturer for analysis as the device remains implanted.At this time it is unknown if the reported failure is related to procedural/user error or a silk road medical device failure, hence, the event will be reported out of abundance of caution.A review of the manufacturing records for this device was completed and no issues were identified that could have led to the adverse event reported.Complaints will continue to be reviewed and monitored for trends and a supplemental mdr will be submitted if additional information is received.
Event or Problem Description
It was reported that after the completion of a right transcarotid artery revascularization (tcar) procedure, the patient had no movement on the left side.Computed tomography angiography (cta) revealed thrombus in the stent.The patient was taken back to the or room, and the tcar site was reopened to place an additional stent.Movement on the left side returned.At this time, it is unknown if the reported failure is related to procedural issues, patient resistance or non-compliance to medication, or a silk road medical device failure, hence, the event will be reported out of abundance of caution.

• Brand Name: ENROUTE TRANSCAROTID STENT SYSTEM
• Common Device Name: ENROUTE TSS
• Manufacturer (Section D): SILK ROAD MEDICAL INC.; 1213 innsbruck drive; sunnyvale CA 94089
• Manufacturer (Section G): SILK ROAD MEDICAL INC.; 1213 innsbruck drive; sunnyvale CA 94089
• Manufacturer Contact: yvonne nguyen ; 1213 innsbruck drive; sunnyvale, CA 94089 ; 4087209002
• MDR Report Key: 16711163
• Report Number: 3014526664-2023-00046
• Device Sequence Number: 17960544
• Product Code: NIM
• UDI-Device Identifier: 00811311020461
• UDI-Public: (01)00811311020461(17)240831(10)18056623
• Combination Product (Y/N): N
• Initial Reporter State: LA
• Initial Reporter Country: US
• PMA/510(K) Number: P140026
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 04/10/2023

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: 08/31/2024
• Device Model Number: SR-0830-CS
• Device Catalogue Number: SR-0830-CS
• Device Lot Number: 18056623
• 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: 03/16/2023
• Initial Report FDA Received Date: 04/11/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 09/29/2021
• 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
• Outcome Attributed to Adverse Event: Other; Required Intervention
• Patient Age: 63 YR
• Patient Sex: Male