I am not sure about the whole healing process, but I do know that blood coagulates and forms a clot, that is situated between broken fragments
The blood then tends to coagulate to create a blood clot that is between the broke fragments.
My brother just broke his arm, I wonder how much time he will have a cast. A bone fracture is a medical issue when there is damage to the bone continuity. How do bone fractures heal ?
The blood coagulates to form a blood clot situated between the broken fragments.