After many years of dentures you have lost bone from both your upper and lower jaws. It would be impossible to know if there is adaquate bone with out X-rays or a ct scan.Fortunately with the all on four it is often possible to place implants with limited bone. It is also possible to add bone for implants as well. Best way to start is get a consultation and see where you are.Good Luck.
SNAPINDENTURES OR ALL ON4 , BY NOBEL BIOCARE. There are 2 ways of restoring this , the first one could be with Snapindentures, with 8 minimplants, upper and 8 minimplants lower, you will have a strong support with snapindentures, and you will have a great result within a couple of days, shape size and even color, you will have that smile you always wanted back with a great confort and support. All on 4 By Nobel Biocare, its the best way to go if what you want is a screw retained bar, that you do not remove , also you will have a strong solution, extractions (if you need them) and immediate setting of implants are done at the same proceedure, and within acouple of days, you will be able to enjoy, a great smile , with strenght and confort, that smile you always wanted, this is the moment, shape, size and even color, you will be able to change. But yes, you have asolution!