In our specialty practice, a dental implant cost is from $1900 to $2200 depending on which specific implant is placed. Because we specialized in this type lf surgery, we have the most advanced technology of a 3D CT scanner to allow precise planning and placement of the implant in the bone...
The shrinkage of your gums will depend on the amount of bone lost from (if any) current or past periodontal disease (deep pockets) or if they are extracted atraumatically to avoid any bone loss from trauma.
To place an implant into the incisor area you will need not only to move the crowns of the teeth into the the correct position but the root need to follow. In other word, you need enough space between the root of the adjacent teeth to place the implant. Retainers will tip the crowns of the teeth...