MAUDE Adverse Event Report: Houston Generator Model 1000

Model Number	1000
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Anaphylactoid / Anaphylaxis (2218)
Date of Event	08/27/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient complained of redness and irritation at the site of the vns incision.Due to the patient complaint today, the treating neurologist turned the vns off until after follow up.No other relevant information has been received to date.

• Brand Name: Generator Model 1000
• Common Device Name: Generator
• Manufacturer (Section D): Houston; 100 cyberonics boulevard; houston TX 77058
• Manufacturer (Section G): Houston; 100 cyberonics boulevard; suite 600; houston TX 77058
• Manufacturer Contact: cindy scott ; 100 cyberonics boulevard; suite 600; houston, TX 77058 ; +1(281)667-2681
• MDR Report Key: 50840184
• Report Number: 1644487-2026-11108
• Device Sequence Number: 10050807
• Product Code: LYJ
• UDI-Device Identifier: 05425025750405
• UDI-Public: 05425025750405
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• PMA/510(K) Number: P970003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 09/21/2026

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 Model Number: 1000
• Device Lot Number: 1034
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/27/2026
• Initial Report FDA Received Date: 09/21/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 09/23/2025
• 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 Age: 35 YR
• Patient Sex: Female