In this article, we will go through how to scan a single gypsum die and a triple tray impression.
1. Select Project type > Standard and select the model to scan. In this case, we will scan tooth #37 for a crown. Enter the required information for the job setting and click Save & Scan to set up the scan strategy.
2. Select Scan model type > Impression, Impression type (T: Tray) > Bite T, and enable the options: Use 3 axis arm and Scan individual stump die. Click Confirm to proceed with scanning.
3. Scan the impression first. Open the 3-axis arm connection slot by sliding it manually and mount the 3-axis arm onto the scanner. Insert the impression into the impression jig and click Next to set the scan depth. Click and drag the blue arrow to set the scan depth and click Confirm to begin scanning.
4. The scanning of the impression is complete. Rotate the scan data to check if it requires additional scanning. You can Add Scans for areas which require more scan data.
5. Mark tooth #37 by clicking the corresponding position according to the tooth number shown in the bottom left corner of the window. Click Confirm to proceed to scan the plaster stump.
6. Move to the prepared tooth #37. Place the prepared tooth onto the multi-die according to the position instructed by the guide image shown on the screen. Insert the multi-die into the scanner and click Next to set the scan depth. Click and drag the blue arrow to set the scan depth and click Confirm to begin scanning.
7. Once the scanning of the prepared tooth is complete, rotate the scan data to check if it requires additional scanning. You can Add Scans for areas which require more scan data. Click Next to move to the alignment stage.
8. The impression scan data for both sides have been automatically aligned. Click Next to move to the next step.
9. Align the prepared tooth scan data with the impression scan data by using the automatic alignment or manual alignment method. We will be using the 3 points alignment method for this case.
- Mark three alignment points on the prepared tooth and the impression scan data respectively.
10. All alignments have been completed. Check the scan data to ensure they have been accurately aligned. Click Next to move to the editing stage.
11. Remove unnecessary data by using the editing tools. Mark the areas you need to retain by using the editing tools. Invert the selection to choose the unnecessary areas and delete them.
12. Click Next to begin merging.
13. Merging is complete. Click Exit to save the data and exit the program.