Overview: Use the Margin Tracing Tool to trace the circumference of a crown-prepped tooth for improved scan accuracy, specifically when handling subgingival margins.
Accessing the Margin Tracing Tool
Navigate to the Review Scan menu in the software interface.
Select the Margin button located at the bottom of the screen.
Select the HD Scans option on the left side of the screen to view the scan with enhanced clarity for precise tracing.
Tracing the Prep Margin
Left-click and hold the cursor in the gray space surrounding the scan to rotate the view. Do not click directly on the scan to re-orient the image.
Position the cursor at the starting point on the margin.
Click the mouse to establish the first tracing point.
Continue clicking along the margin while following the circumference of the prep.
Connect the final tracing point to the initial tracing point to close the loop around the margin.
Adjusting and Finalizing Traces
Click and hold any existing tracing point to change its position.
Drag the tracing point to the new location to modify the shape of the trace.
Select the Margin button again to save the completed trace.
Re-select the Margin button at any time to re-access or edit the existing margin trace.
Using Shortcut Keys and Reset Options
Reset the Trace: Click the Reset button or press the R or C keys on the keyboard to delete the current trace and restart.
Undo a Step: Click the Undo button or press the Z key on the keyboard to remove the most recent tracing point.