Inlays and Onlays in Michigan: Precision Tooth Restoration

A cavity or crack doesn’t always mean you need a crown. Inlays and onlays let us repair the damaged part of a tooth while keeping as much of your natural tooth structure as possible. The more of your own tooth we can preserve, the stronger and more stable it tends to stay over the years.

Made from tooth-colored porcelain or durable composite material, these restorations blend in with the rest of your smile instead of standing out. Porcelain inlays and onlays hold up well against daily biting and chewing, often lasting longer than a standard filling and resisting stains better too. For patients weighing their options, this mix of strength, natural appearance, and conservative treatment is exactly why we recommend inlays and onlays with confidence, not as a lesser choice.

Dental Inlays vs. Dental Onlays: What Is the Difference

The difference comes down to how much of the tooth needs coverage. A dental inlay fits within the cusps, the raised points of your tooth, filling the space between them. A dental onlay extends further, covering one or more cusps when decay or damage reaches closer to the tooth’s outer edges. Your dentist will recommend one or the other based on exactly where the damage is and how much surface it affects.

Choosing between an inlay, an onlay, and a crown depends on how much healthy tooth structure remains and how much support the tooth needs going forward. Here’s how the three options compare.

Inlay vs. Onlay vs. Crown Comparison Table

If a tooth still has strong walls and healthy structure, an inlay or onlay may be all it needs. When damage is more extensive, or a tooth has already been weakened by a large filling or root canal, a full crown may offer better long-term support.

Getting an inlay or onlay usually takes two visits. At your first appointment, we remove the decayed or damaged portion of the tooth and take an impression or digital scan of the area. We use Cone Beam CT and digital imaging to get a precise picture of your tooth before we begin, which helps us plan a restoration that fits correctly the first time. A dental lab then crafts your custom inlay or onlay to match your bite, while a temporary restoration protects the tooth in the meantime.

At your second visit, we remove the temporary, check the fit and color of your new restoration, and cement it permanently in place. Most patients go right back to normal eating and chewing.