IN NEED OF NEW TEETH

i am a 31 year old male that is in need of some new teeth. i had graves dease taht caused me to loose all of my teeth before i was 20.i cant wear dentures because my bottom ridge plate is to small to accomate them. i have a set but whin i try to wear them within a couple of hours i have a mouth full of blood. and then there is the swelling that comes along with it to. so i am left with no choce but to get implants. but so far i havent been able to get a cost of them. i have medicade and i know they wont cover them so if their is anyone out there that can help me out please drop me an email or if there is any denist that can help me out with any info please let me know........thanks mike