If you have your arm chopped off then re-attached. In this case it is the forearm and a clean slice with a bladed weapon. There are several hours before it is reattached. Assuming that the bleeding was stopped and the wound dressed promptly.
a) What are the chances that it can be reattached and if so what would the procedure be. I know that in some cases a metal framework is used but I can’t remember its name. b) How long before it would be unfeasible to reattach it.