MAUDE Adverse Event Report: ABBOTT MEDICAL (CRM-SYLMAR) QUICKFLEX MICRO LV LEAD; Drug eluting permanent left ventricular (lv) pacemaker electrode

Model Number	1258T/86
Medical Device Problem Code	High impedance (1291)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient's right atrial (ra) lead exhibited over-sensing of unknown cause, resulting in inappropriate mode switch.Moreover, the left ventricular (lv) lead exhibited high pacing impedance when the ring electrode was used.Both ra and lv leads were explanted and replaced.The patient remained stable throughout the procedure.
Additional Manufacturer Narrative
Further information was requested but not received.

• Brand Name: QUICKFLEX MICRO LV LEAD
• Common Device Name: Drug eluting permanent left ventricular (lv) pacemaker electrode
• Manufacturer (Section D): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer (Section G): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer Contact: navpreet singh ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 25197620
• Report Number: 2017865-2026-10317
• Device Sequence Number: 21356383
• Product Code: OJX
• UDI-Device Identifier: 05414734502610
• UDI-Public: (01)05414734502610(10)3141155(17)130630
• Combination Product (Y/N): Y
• Initial Reporter State: SC
• Initial Reporter Country: US
• PMA/510(K) Number: P030054
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2010
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 05/18/2026

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?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 06/30/2013
• Device Model Number: 1258T/86
• Device Lot Number: 3141155
• 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: 05/01/2026
• Initial Report FDA Received Date: 05/18/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 06/03/2010
• 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: DURATA; UNIFY ASSURA
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 51 YR
• Patient Sex: Male