MAUDE Adverse Event Report: LIVANOVA USA, INC. PULSE GEN MODEL 103; GENERATOR

Model Number	103
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Unspecified Mental, Emotional or Behavioural Problem (4430)
Date of Event	02/10/2022
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
This event is associated with capa ca-0049 regarding previously unreported complaints from brazil.
Event or Problem Description
The caregiver reported that the patient feels sad after seizures, as she expected no seizures following vns implantation.Despite multiple adjustments, seizure frequency has improved from every 1.5 days to every 8 days, but the patient remains stressed and in low mood.Escitalopram was prescribed (dosage unknown), which improved mood and sleep, though sadness persists after seizures.No other relevant information has been received to date.

• Brand Name: PULSE GEN MODEL 103
• Common Device Name: GENERATOR
• Manufacturer (Section D): LIVANOVA USA, INC.; 100 cyberonics boulevard; houston TX 77058
• Manufacturer (Section G): LIVANOVA USA, INC.; 100 cyberonics boulevard; houston TX 77058
• Manufacturer Contact: cindy scott ; 100 cyberonics blvd; suite 600; houston, TX 77058 ; 2816672681
• MDR Report Key: 24061090
• Report Number: 1644487-2026-10079
• Device Sequence Number: 18508233
• Product Code: LYJ
• UDI-Device Identifier: 05425025750030
• UDI-Public: 05425025750030
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• PMA/510(K) Number: P970003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 01/13/2026

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: Lay User/Patient
• Device Expiration Date: 05/13/2022
• Device Model Number: 103
• Device Lot Number: 205361
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/30/2022
• Initial Report FDA Received Date: 01/13/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 09/10/2020
• 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
• Patient Age: 36 YR
• Patient Sex: Female