An Emax crown, short for lithium disilicate glass-ceramic crown, is a popular choice in cosmetic and restorative dentistry due to its exceptional strength, durability, and aesthetic appeal. Made from a high-quality, translucent material, Emax crowns closely mimic the natural appearance of teeth, providing a seamless blend with the surrounding dentition. These crowns are renowned for their superior strength, making them suitable for both anterior and posterior teeth. Additionally, Emax crowns require minimal tooth preparation compared to traditional crowns, preserving more of the natural tooth structure. With their ability to withstand biting forces and resist fracture, Emax crowns offer long-lasting and aesthetically pleasing solutions for dental restoration needs.

The process of making and placing an e.Max crown involves several steps:

1. Tooth Preparation:

- Similar to other crowns, the first step involves preparing the tooth. This includes removing any decay and shaping the tooth for the crown.

2. Impression and Scans:

- An impression and scan of the prepared tooth and adjacent teeth is taken, with traditional modified impressions materials or digitally.

3. Fabrication of the e.Max Crown:

- The impression and scan is used to create a precise imprint or digital model for the crown.

- e.Max crowns can be made in two ways:

- Pressed: The lithium disilicate glass-ceramic is heated and pressed into an imprint

- CAD/CAM (Computer-Aided Design/Computer-Aided Manufacturing): The crown is milled from a single block of lithium disilicate ceramic using precise digital equipment.

4. Layering and Customisation:

- The crown can be layered with additional porcelain to match the color and translucency of the natural teeth.

- This layering technique adds to the aesthetic quality, making e.Max crowns highly suitable for front teeth where appearance is crucial.

5. Fitting and Adjustments:

- After the crown is made, the dentist checks its fit, ensuring proper alignment with the bite and adjacent teeth.

- Adjustments are made as necessary.

6. Cementing the Crown:

- Once a proper fit is confirmed, the crown is cemented onto the prepared tooth.

7. Quality Considerations:

- The quality of e.Max crowns can vary based on the skill and expertise of the lab technicians and the quality of materials used.

- High-quality labs use precise techniques and high-grade materials to ensure the crown is durable, fits well, and matches the aesthetics of natural teeth.

- Some crowns may be offered at lower costs, often due to cheaper materials or less precise manufacturing processes. These might not have the same level of durability, fit, or aesthetic appeal.

- Quality can also vary internationally based on the standards and regulations in different countries.

When considering an e.Max crown, it's important to discuss with your dentist not just the cost but also the quality of the lab work. A well-made e.Max crown from a reputable lab should provide a combination of strength, longevity, and a natural appearance, making it a popular choice for both front and back teeth.