Medit, Steinbichler, DOF. Make a separate drive on your server and store them there by patient name. Our archive dates back to 2005/6. All patient photos and any other digital info is kept together.
I just picked up a 3Shape D500. It does the trick, fairly easy to use and set up, but at around 20k it is going to take a while for it to pay for itself with a few digital study model accounts