![Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News](https://i.ytimg.com/vi/1mrSYvdSp6c/maxresdefault.jpg)
Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News
![Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News](https://d11oz1xo3vrzp6.cloudfront.net/publish/2019/3/21/1dcfbfa97ac44e8a9b06afa8301fe674/5_1280x720.jpg)
Double Sequential External Defibrillation for Refractory Ventricular Fibrillation: It's All About the Timing - JEMS: EMS, Emergency Medical Services - Training, Paramedic, EMT News
![Double sequential external defibrillation (DSED) is used for patients in refractory VF, where standard defibrillation has failed. DSED involves the use of two defibrillators to deliver two shocks in rapid succession. : Double sequential external defibrillation (DSED) is used for patients in refractory VF, where standard defibrillation has failed. DSED involves the use of two defibrillators to deliver two shocks in rapid succession. :](https://i.redd.it/wwiu9lvzzt0c1.png)