Medtronic CRM Product Performance Report

6933, 6937, 6937A, 6963 SVC/CS

  Product Characteristics
US Market Release Dec-93   Serial Number Prefix TAT, TBU, or TAF
Registered US Implants 15,700   Type and/or Fixation Transvenous CS or SVC Defib
Estimated Active US Implants 2,700   Polarity One Defib Coil
Advisories None   Steroid No

 

System Longevity Study Results  
US Returned Product Analysis
Implant Damage 31
Electrical Malfunction 200
Other 13
Number of Leads Enrolled in Study 966
Cumulative Months of Follow-Up 47,888
Number of Leads Active in Study 32
   
Qualifying Complications 25 Total  
Conductor Fracture 15  
Failure to Capture 1  
Impedance Out of Range 2  
Insulation (not further defined) 2  
Lead Dislodgement 1  
Unspecified Clinical Failure 4  
     
Survival Estimate of 6933, 6937, 6937A, 6963 SVC/CS