MAUDE Adverse Event Report: NEUROPACE, INC. NEUROPACE RNS SYSTEM

Model Number	RNS-320-K
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Wound Dehiscence (1154); Bacterial Infection (1735)
Date of Event	03/30/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
On (b)(6) 2026, the patient reported a reopening of the wound from a prior wound washout.A wound washout and explant of a depth lead and rns neurostimulator were performed.The deep incisional infection was treated with oral and iv antibiotics (rocephin/vancomycin).
Additional Manufacturer Narrative
(b)(4) the explanted product was not returned to neuropace for analysis.

• Brand Name: NEUROPACE RNS SYSTEM
• Common Device Name: NEUROPACE RNS SYSTEM
• Manufacturer (Section D): NEUROPACE, INC.; 455 n. bernardo ave.; mountain view CA 94043
• Manufacturer (Section G): NEUROPACE, INC.; 455 n. bernardo ave.; mountain view CA 94043
• Manufacturer Contact: ramona gonis ; 455 n. bernardo ave.; mountain view, CA 94043 ; 5108822607
• MDR Report Key: 24947694
• Report Number: 3004426659-2026-00035
• Device Sequence Number: 10315533
• Product Code: PFN
• UDI-Device Identifier: 00855547005366
• UDI-Public: 010085554700536617250820
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• PMA/510(K) Number: P100026
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• 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
• Device Model Number: RNS-320-K
• Device Catalogue Number: 1008191
• Device Lot Number: 34858-1-1-1
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/30/2026
• Initial Report FDA Received Date: 04/21/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• 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: Hospitalization; Required Intervention; Other
• Patient Age: 48 YR
• Patient Sex: Female