MAUDE Adverse Event Report: HOUSTON PULSE GEN MODEL 105; GENERATOR

Model Number	105
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Breathing-related sleep disorder (4875)
Date of Event	03/27/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient is now getting a hypoglossal nerve stimulator implanted for their sleep apnea.It is unknown if the sleep apnea is related to the vns or not but it was reported that all testing for sleep apnea occurred after the vns was implanted.No other relevant information has been received to date.

• Brand Name: PULSE GEN MODEL 105
• 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 blvd; suite 600; 2816672681
• MDR Report Key: 24941392
• Report Number: 1644487-2026-10482
• Device Sequence Number: 18376626
• Product Code: LYJ
• UDI-Device Identifier: 05425025750054
• UDI-Public: 05425025750054
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: P970003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 04/21/2026

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 Expiration Date: 05/04/2018
• Device Model Number: 105
• Device Lot Number: 203822
• 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: 03/27/2026
• Initial Report FDA Received Date: 04/21/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 06/13/2016
• 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: 24 YR
• Patient Sex: Male