Here is the orthotic device made off the custom foot mold.
Here is the Finn Comfort Sandal with the removable footbed removed to make room for the orthotic device. There are many companies that make this type of sandal including (in no particular order): Naot, Finn Comfort, Ecco, North Face, Rockport, Aravon, Bite, Rieker, Drew, Romika, and Aetrex.
Here is the removable footbed, orthotic device, and sandal. The orthotic device should drop deep into the sandal so it is not visible in the heel area, and the topcover should blend with the color of the sandal.
Here is another look at the sandal with orthotic after the removable footbed has been removed.
Here is the sandals with unnoticeable custom made orthotic devices. Many patients with biomechanical problems have now been able to wear sandals for the first time in years due to this technology. I hope it can help some of you.