Table of Contents
The Data-based 12-lead Diagnostic ECG Toolbar
This page describes the controls available when viewing 12-lead Diagnostic ECGs.
The toolbar for these ECGs is shown in Figure 1:
Caliper Controls
The following toolbar buttons toggle the activation of the calipers in the ECG display.
| Button | Purpose | Active State |
|---|---|---|
 | Toggles the time caliper control activation in the ECG display. |  |
 | Toggles the voltage caliper control activation in the ECG display. |  |
Information Controls
The following toolbar buttons control the display of patient and ECG information.
| Button | Purpose | Availability / Notes | Disabled Appearance |
|---|---|---|---|
 | Displays patient demographics (age, sex, height, weight) and clinical history in a popup window if available. Use clinical judgment when interpreting data, as occasional transcription or data issues may occur. | Button is disabled if demographics and history are not available. |  |
 | Displays ECG-derived data such as Ventricular Rate, PR interval, and QRS width. Data are automatically extracted and not guaranteed to be verified; use clinical judgment. Available only on the Results page. | Button is disabled if ECG data are not available. |  |
ECG Display Controls
The following toolbar buttons modify the ECG display.
Adjusting the Page Size
The 
button bar contains three buttons to adjust the vertical size of the ECG display.
The individual buttons are as follows:
- Decrease the vertical ECG page size.
- Reset the vertical ECG page size to the default size.
- Increase the vertical ECG page size.
If the vertical page size is changed from the default, click the to reset it to the default.
Notice
The ECG Page Size Toolbar is disabled when annotations are visible and appears as follows: 
.
Adjusting the ECG Zoom
The 
button bar contains three buttons to adjust the ECG zoom factor.
The individual controls are as follows:
- Decrease the ECG zoom.
- Reset the ECG zoom to the default zoom. - Increase the ECG zoom.
If the ECG zoom is changed from the default amplitude, simply click on the to reset it to the default zoom.
Adjusting the ECG Lead Spacing
The 
button bar contains three buttons to adjust the spacing of the ECG leads.
The individual controls are as follows:
- Decrease the ECG amplitude.
- Reset the ECG amplitude to the default amplitude. - Increase the ECG amplitude.
If the ECG amplitude is changed from the default amplitude, click on the to reset it to the default amplitude.
Notice
The ECG Lead Spacing button bar is disabled for single-lead samples and when annotations are visible, and the toolbar will appear as follows: 
.
The Help Button
The following toolbar buttons control the display of help information.
| Button | Function | Usage |
|---|---|---|
 | Provides an interactive UI tour with popups explaining page controls. | Select the Tour button on the toolbar, then follow the on-screen tour controls. |
 | Opens this User Manual page in a popup window. | Select the Help button on the toolbar to view the help content. |