PROSTHODONTICS: Why a Double Arch Tray Should Not Be Used for a Three-Unit Bridge

A double arch tray is used for a three-unit bridge - one of Dr. DiTolla's biggest pet peeves. Originally aired on Chairside Live episode 36

There are numerous double-arch trays available. In my opinion, the majority have questionable designs. 

This may be why some technicians have difficulty with the double-arch impression technique.

► See also: PROSTHODONTICS: Characterization - Taking It To The Next Level - VITA