MAUDE Adverse Event Report: MEDTRONIC PUERTO RICO VILLALBA ACTIVA; STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR

Model Number	3389S-40
Medical Device Problem Code	High impedance (1291)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/06/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that high lead impedance was detected during the deep brain stimulation procedure.The surgery was completed on the same day after replacing the leads.No patient complications were reported as a result of this event.
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Additional Manufacturer Narrative
Product analysis #835504719:analysis information -- 2026-02-05 13:18:56 cst pli# 10 product id# 3389s-40 below is unedited, system generated text based on the analysis finding code(s).The returned device was subjected to a series of standard tests that include but is not limited to visual inspection and electrical testing.Analysis identified that the proximal end of the lead was stretched; however electrical testing determined that continuity was complete and there were no electrical shorts between circuits.Continuation of d10: product id neu_stylet_acc lot# serial# unknown implanted: explanted: product type accessory product id neu_stylet_acc lot# serial# unknown implanted: explanted: product type accessory product id 3389s-40 lot# va323cq serial# implanted: explanted: product type lead medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• Brand Name: ACTIVA
• Common Device Name: STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR
• Manufacturer (Section D): MEDTRONIC PUERTO RICO VILLALBA; road 149 km 56.3; villalba PR 00766
• Manufacturer (Section G): MEDTRONIC PUERTO RICO VILLALBA; road 149 km 56.3; villalba PR 00766
• Manufacturer Contact: justin ellis ; 8200 coral sea street ne mvs21; mounds view, MN 55112 ; 7635265677
• MDR Report Key: 23571231
• Report Number: 2649622-2025-32300
• Device Sequence Number: 10233225
• Product Code: MHY
• UDI-Device Identifier: 00763000274405
• UDI-Public: (01)00763000274405(17)270711(10)VA323CQ
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: P960009
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative,Distributor
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 03/10/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: 3389S-40
• Device Catalogue Number: 3389S-40
• Device Lot Number: VA323CQ
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/13/2025
• Supplement Date Received by Manufacturer: 02/11/2026
• Initial Report FDA Received Date: 11/17/2025
• Supplement Report FDA Received Date: 03/10/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 12/04/2024
• 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
• Concomitant Medical Products and Therapy/Usage Dates: "SEE H11...."
• Patient Sex: Unknown