Wider smiles teeth whitening The fake teeth, or top, attaches to the abutment. A dental improvement works better than false teeth because it offers a highly effective base. It is the closest aspect to natural Wider smiles teeth you can find out. Dental Improvement Options Available You have a few choices when it comes to your improvement. The most well-known kind is the endosteal strategy. This is when the post inserts into the jawbone. Typically, it looks like either a small screw, cylinder, or plate.