MAUDE Adverse Event Report: CYBERONICS - HOUSTON LEAD MODEL 304

Model Number	304-30
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Paralysis (1997)
Date of Event	09/21/2018
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Livanova usa, inc.Submits this report to comply with 21 c.F.R.Part 803, the medical device reporting regulation, based on information that livanova has obtained, but may not have been able to investigate or verify prior to the date the report was required by the fda.This report does not constitute an admission, or a conclusion by fda or anyone else, that the device, livanova, or livanova's employees caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any "defects¿ or "malfunctions¿.These words are incorporated into the fda 3500a medwatch form by the fda, and livanova objects to their use.
Event or Problem Description
It was reported by the patient that the vns messed up their left vocal cord after a lead revision, after which they were experiencing voice alteration and throat pain.Generator was kept off for a period of time, but the events resolved on their own.Device history records were reviewed for the lead.The device passed all functional specifications and quality tests and was sterilized prior to distribution.No surgical intervention has occurred to date.No additional relevant information has been received to date.

• Brand Name: LEAD MODEL 304
• Common Device Name: LEAD
• Manufacturer (Section D): CYBERONICS - HOUSTON; 100 cyberonics blvd; houston TX 77058
• Manufacturer (Section G): CYBERONICS - HOUSTON; 100 cyberonics blvd; suite 600; houston TX 77058
• Manufacturer Contact: cindy scott ; 100 cyberonics blvd; suite 600; houston, TX 77058 ; 2816672681
• MDR Report Key: 21773955
• Report Number: 1644487-2025-00368
• Device Sequence Number: 9700792
• Product Code: LYJ
• UDI-Device Identifier: 05425025750153
• UDI-Public: 05425025750153
• Combination Product (Y/N): N
• Initial Reporter State: CO
• Initial Reporter Country: US
• PMA/510(K) Number: P970003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2018
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer,Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 04/04/2025

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: 09/20/2021
• Device Model Number: 304-30
• Device Lot Number: 203091
• Was Device Available for Evaluation?: No
• Event Location: Other
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/12/2025
• Initial Report FDA Received Date: 04/04/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 10/05/2017
• 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: Disability
• Patient Age: 27 YR
• Patient Sex: Male