MAUDE Adverse Event Report: ST. JUDE MEDICAL, INC.(CRM-SUNNYVALE) UNIFY ASSURA ICD; IMPLANTABLE CARDIOVERTER DEFIBRILLATOR

Model Number CD3361-40C

Device Problem Over-Sensing (1438)

Patient Problem No Known Impact Or Consequence To Patient (2692)

Event Date 12/10/2019

Event Type  malfunction  

Manufacturer Narrative

The results of the investigation are inconclusive since the device was not returned for analysis.Based on the information received, the cause of the reported incident could not be conclusively determined.

Event Description

It was reported that the patient presented via a remote transmission showing non-sustained rv oversensing due to post-paced t-wave oversensing.The oversensing was noted on a stored egm.The device was post-paced t-wave oversensing on the ventricular channel.No programming changes were made at this time and will be discussed with the following physician.

• Brand Name: UNIFY ASSURA ICD
• Type of Device: IMPLANTABLE CARDIOVERTER DEFIBRILLATOR
• Manufacturer (Section D): ST. JUDE MEDICAL, INC.(CRM-SUNNYVALE); 645 almanor avenue; sunnyvale CA 94085
• Manufacturer (Section G): ST. JUDE MEDICAL, INC.(CRM-SUNNYVALE); 645 almanor avenue; sunnyvale CA 94085
• Manufacturer Contact: elizabeth boltz ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 9525706
• MDR Text Key: 174602742
• Report Number: 2938836-2019-17703
• Device Sequence Number: 1
• Product Code: NIK
• Combination Product (y/n): N
• Reporter Country Code: CA
• PMA/PMN Number: P030054
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative,foreig
• Reporter Occupation: Nurse
• Type of Report: Initial
• Report Date: 12/27/2019

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
• Device Operator: Health Professional
• Device Expiration Date: 01/31/2020
• Device Model Number: CD3361-40C
• Device Lot Number: S000060491
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Initial Date Manufacturer Received: 12/11/2019
• Initial Date FDA Received: 12/27/2019
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 01/26/2018
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1