> ## Documentation Index
> Fetch the complete documentation index at: https://docs.spine.altician.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Pointer Tool

> Place and manage anatomical markers on the 3D volume

## Activation

Click the **Pointer** button in the toolbar to activate pointer mode.

<img src="https://mintcdn.com/altician/0YBh5K6l-27QqsAD/images/pointer-placed.png?fit=max&auto=format&n=0YBh5K6l-27QqsAD&q=85&s=77a33c26989ca54d5b70b885a3ecbac0" alt="Pointers placed on volume" width="1920" height="1080" data-path="images/pointer-placed.png" />

## Placing Points

With the Pointer tool active, click on the volume surface to place a marker. Up to **10 points** can be placed simultaneously.

## Point Management

| Action                | How                                                 |
| --------------------- | --------------------------------------------------- |
| Select a point        | Click on it in the viewport or the right panel list |
| Focus/center on point | Double-click the point entry in the panel           |
| Delete a point        | Select it, then click the delete button             |
| Change icon           | Select a point, then choose from available icons    |

## Available Icons

Choose from: heart, star, triangle, circle, diamond.

## Coordinates

Each point displays its **world coordinates** (mm) in the right panel, based on the DICOM spatial reference.

<Warning>
  Activating the Pointer tool automatically deactivates **W/L** and **Ruler**. Only one interaction tool can be active at a time.
</Warning>