Maxillary model without soft tissue (limeted use for the lack of soft tissue, for soft tissue have a look U070B), one sinus for Caldwell-Luc technique and another for Summers technique. Both with Schneider membrane. Horizontal Bone loss in the area of premolars, option for simultaneous implant placement, missing lateral for implanting placement. Perfect socket in left central for immediate implant placement. Perfect socket in the first righ molar with the apex at 2 mm from sinus for Summer technique and innmediate implant placement.