Medtronic CRM Product Performance Report

6939, 6999 Sub-Q Patch

    Product Characteristics
US Market Release Dec-93   Serial Number Prefix TBA or TAP
Registered US Implants 3,600   Type and/or Fixation Subcutaneous Defib Patch, Suture
Estimated Active US Implants 300   Polarity Defib Electrode Only
Advisories None   Steroid No

 

System Longevity Study Results  
US Returned Product Analysis
Conductor Fracture 28
Crimp/Weld/Bond 0
Insulation Breach 5
Extrinsic 4
Other 1
Number of Leads Enrolled in Study 384
Cumulative Months of Follow-Up 18,043
Number of Leads Active in Study 4
   
Qualifying Complications 47 Total  
Conductor Fracture 12  
Extra Cardiac Stimulation 5  
Failure to Capture 11  
Failure to Sense 1  
Impedance Out of Range 2  
Insulation (not further defined) 4  
Oversensing 10  
Unspecified Clinical Failure 2  

 

Survival Estimate of Sub-Q Patch Models 6939, 6999