Then notice how some tooth structure was salvaged and some was replaced with a piece of porcelain. This piece of porcelain is called an onlay as it lays over what was once a cusp.
On-lay. When possible, Dr. Lam will choose to fabricate an onlay versus a full crown, you simply get to keep more tooth structure and nothing replaces natural solid tooth.
Above - note the black margin around the gumline, there was extensive decay under that warranted a new crown. Instead of taking 2 appointments, utilizing our CAD/CAM machine we can save you time, most are done within an hour
