What can a victim of domestic violence do in case of abuse?

Not sure im stuck as to wat to do. He broke my shoulder a year ago being abusive im still wiv him and i still am receiving treatment a year on.....he always puts me down and im always to blame for everything. Yesterday i was driving meanwhile being abused by the filth from his mouh....but yet we were going to his mothers for her birthday, luckyly i made it their exspecially after he punched the frigin car windscreen. I need help and advice now....i just cant take this but have no family or no where to go.........HELP MEPLEASE