How To Treat Scars On Face After An Accident?

hello doctor,First of all please bare my English. i am mithran(18)from Chennai(India). yesterday i had an accident in my bike. by gods grace i survive now. But there are lots of scars in my face due to this accident. All my wounds are just heavy scratches. so my doctor said that no need of strictures. But i am very much worried about my face. Doctor told to do dressing everyday, this is my 2nd day. He told that my wound on my cheeks is heavy and it will cause a scar. is there anyway to avoid such scars. i am from a middle class family and just 18. please help me.