How to become ragdoll when got player got hit by a spell ?

How can i make player become ragdoll when they got it by a spell . So i already made my spell and i have already have a ragdoll script but my problem is that idk how to make a player become ragdoll without being dead and how to made the player stand up after being a ragdoll . (Im not asking for a sript but in how can i make that happen ) My ragdoll script is the one of EchoReaper if u want to check the script .