For mid-palatal sutures separations by means of fixed appliances without the need for acrylic plates. The metal framework used in combination with preformed bands which are soldered or welded (with laser) to the retention arms. The unique built-in safety stops prevent the screw from coming apart even when fully expanded. The extended housing permits easier handling and increases stability while virtually eliminating "backing up". Laser marked opening arrows assure proper fabrication and usage. Laser welding all four legs to the housing (versus soldering) now eliminates breakage and "spinning" of the legs in the housing.

Features and Benefits