Medtronic CRM Product Performance Report

4504, 4504M CapSure

    Product Characteristics
US Market Release Mar-90   Serial Number Prefix QM or LBA
Registered US Implants 15,400   Type and/or Fixation Transvenous, Atrial-J, Tines
Estimated Active US Implants 1,700   Polarity Bipolar
      Steroid Yes
Advisories 1 1996 Lead Survival Below Expectations

 

Atrial Placement    
System Longevity Study Results  
US Returned Product Analysis
Implant Damage 5
Electrical Malfunction 172
Other 4
Number of Leads Enrolled in Study 368
Cumulative Months of Follow-Up 19,879
Number of Leads Active in Study 1
     
Qualifying Complications 48 Total  
Electrical Abandonment 3  
Extra Cardiac Stimulation 1  
Failure to Capture 14  
Failure to Sense 16  
Impedance Out of Range 9  
Insulation (MIO) 1  
Lead Dislodgement 1  
Oversensing 3  
     

Survival Estimate of 4504, 4504M CapSure Atrial Placement Leads