MAUDE Adverse Event Report: ABBOTT OPTISENSE LEAD; No Match

Model Number	1999/52
Medical Device Problem Codes	Over-Sensing (1438); Pacing Problem (1439); Low impedance (2285)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/13/2026
Type of Reportable Event	Malfunction
Event or Problem Description
During a follow-up in-clinic, episodes of noise resulting in oversensing, decrease in pacing impedance, and inappropriate automatic mode switch (ams) were observed on the right atrial (ra) lead.No intervention has been performed.The patient was stable.

• Brand Name: OPTISENSE LEAD
• Common Device Name: No Match
• Manufacturer (Section D): ABBOTT; 15900 valley view court; sylmar CA 91342
• Manufacturer (Section G): ABBOTT MEDICAL; 15900 valley view court; sylmar CA 91342
• Manufacturer Contact: navpreet singh ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 25021865
• Report Number: 2017865-2026-08713
• Device Sequence Number: 13374615
• Product Code: NVN
• UDI-Device Identifier: 05414734502481
• UDI-Public: (01)05414734502481(10)2908438(17)121231
• Combination Product (Y/N): Y
• Initial Reporter Country: GM
• PMA/510(K) Number: P960013
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2012
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 04/28/2026

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 Expiration Date: 12/31/2012
• Device Model Number: 1999/52
• Device Lot Number: 2908438
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/13/2026
• Initial Report FDA Received Date: 04/28/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 12/11/2009
• 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
• Patient Sex: Unknown