MAUDE Adverse Event Report: Abbott Medical (CRM-Sylmar) ISOFLEX OPTIM LEAD; Permanent Defibrillator Electrodes

Model Number	1944/46
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/05/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that patient presented to clinic and was found to have a dislodged atrial lead.The atrial lead was explanted and replaced.The patient was discharged with no reports of adverse consequences.
Additional Manufacturer Narrative
Further information was requested but not yet received.

• Brand Name: ISOFLEX OPTIM LEAD
• Common Device Name: Permanent Defibrillator Electrodes
• 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: 50492231
• Report Number: 2017865-2026-18150
• Device Sequence Number: 16008387
• Product Code: NVY
• UDI-Device Identifier: 05414734502313
• UDI-Public: (01)05414734502313(10)A000145167(17)260630
• Combination Product (Y/N): Y
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: P960030
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2026
• 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): 08/28/2026

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: Health Professional
• Device Expiration Date: 06/30/2026
• Device Model Number: 1944/46
• Device Lot Number: A000145167
• 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: 08/11/2026
• Initial Report FDA Received Date: 08/28/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 07/21/2023
• 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: 1948/52 Isoflex; Assurity MRI
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 67 YR
• Patient Sex: Female