MAUDE Adverse Event Report: SILK ROAD MEDICAL ENROUTE TRANSCAROTID STENT; STENT, CAROTID

Model Number	FG11815
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Muscle Weakness/Atrophy (1967); Ischemia Stroke (4418); Thrombosis/Thrombus (4440); Facial Paralysis (4585)
Date of Event	12/18/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient experienced an ischemic stroke.An enroute transcarotid stent was selected for use in a right sided transcarotid artery revascularization (tcar) procedure.The final angiogram revealed no flow was visible through the stent and thrombus was identified.The physician advanced a catheter beyond the stent and tissue plasminogen activator (tpa) was delivered followed by dilation with an unknown balloon.Subsequent angiography was taken of the cerebral vessels and flow was recognized.Post procedure, the patient experienced minor facial droop with the inability to squeeze left hand.The patient was sent for imaging for further evaluation.No further information was provided to boston scientific.
Additional Manufacturer Narrative
Updated fields: a3a- sex a3b- gender h6 - evaluation method codes; evaluation conclusion codes.
Event or Problem Description
It was reported that the patient experienced an ischemic stroke.An enroute transcarotid stent was selected for use in a right sided transcarotid artery revascularization (tcar) procedure.The final angiogram revealed no flow was visible through the stent and thrombus was identified.The physician advanced a catheter beyond the stent and tissue plasminogen activator (tpa) was delivered followed by dilation with an unknown balloon.Subsequent angiography was taken of the cerebral vessels and flow was recognized.Post procedure, the patient experienced minor facial droop with the inability to squeeze left hand.The patient was sent for imaging for further evaluation.No further information was provided to boston scientific.

• Brand Name: ENROUTE TRANSCAROTID STENT
• Common Device Name: STENT, CAROTID
• Manufacturer (Section D): SILK ROAD MEDICAL; 1213 innsbruck drive; sunnyvale CA 94089
• Manufacturer (Section G): SILK ROAD MEDICAL INC.; 27th ave north plymouth; minneapolis MN 55447
• Manufacturer Contact: rachel shields ; 4100 hamline ave n; arden hills, MN 55112 ; 6512422111
• MDR Report Key: 24083350
• Report Number: 2124215-2026-02825
• Device Sequence Number: 17618541
• Product Code: NIM
• UDI-Device Identifier: 00811311021291
• UDI-Public: (01)00811311021291(17)280131(10)18422741
• Combination Product (Y/N): N
• Initial Reporter State: IL
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 02/19/2026

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 Model Number: FG11815
• Device Catalogue Number: FG11815
• Device Lot Number: 0018422741
• 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: 12/18/2025
• Supplement Date Received by Manufacturer: 01/23/2026
• Initial Report FDA Received Date: 01/15/2026
• Supplement Report FDA Received Date: 02/19/2026
• Date Device Manufactured: 03/01/2025
• 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: Required Intervention
• Patient Sex: Female