In 3Dicom R&D, you are able to hide certain areas of a medical image with the use of the Lasso Tool.

画像	説明
	To use the Lasso Tool, you will need to be on a 2D View. To switch to 2D View, click on the maximize button beside any of the 2D Views.
	One you are on a 2D View, you will now be able to Enable the Lasso Tool. Click the toggle to Enable Lasso. You can also adjust the Slice which will be affected.

Here’s a quick demo on how to use the Lasso Tool:

You have now learned how to use the Lasso Tool in 3Dicom R&D!