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Case | Launca X Dr. Wei

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With the application of digital technology in clinical practice, its comfortable diagnosis and treatment experience are favored by patients and dentists.

Today, we will share a case of digital all-ceramic crown restoration of the second premolar after root canal treatment, which was provided by Dr. Wei Jian of Tongji Medical College&Huazhong University of Science and Technology.



Dr. Wei Jian




The patient's left upper and posterior teeth were defective for several months. After the root canal treatment was completed, the defective teeth were to be restored.



All-ceramic crown restoration by using Launca digital solutions.


1. Removing the temporary sealing  of the root canal treatment to check the status of dental defects.




2. Tooth preparation
Initial preparation of intraoral teeth, resin restoration of abutment integrity.

3. Die

By using Launca DL-206 obtain clear intraoral data



Use occlusion analysis function to detect preparation space



4. CAD/CAM design




5. Trial wear in mouth after chair-side grinding

After chair-side grinding, the edge, adjacency and occlusion are all perfect in tiral wearing.





After sintering, the blue porcelain was bonded in the mouth. The restoration had good color, high edge tightness and no residual cement.