GE Voluson 730, Руководство по обслуживанию

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GE M
EDICAL
S
YSTEMS
- K
RETZTECHNIK
U
LTRASOUND
D
IRECTION
105844, R
EVISION
1 V
OLUSON
® 730 S
ERVICE
M
ANUAL
4-18 Section 4-4 - Functional Checks
4-4-7 Basic Measurements
NOTE: Different menus are displayed depending on which Mode is selected.
NOTE: The following instructions assume that you first scan the patient and then press FREEZE .
4-4-7-1 Distance and Tissue DepthMeasurements (B- and M-Mode)
1.) Press the MM key once.
2.) Touch the appropriate item on the Touch Panel. An active cursor appears.
3.) To position the active cursor at the start point (distance) or the most anterior point (tissue
depth), move the TRACKBALL .
4.) To fix the start point, press SET (the right or left trackball key). The system fixes the first cursor
and displays a second active caliper.
5.) To position the second active caliper at the end point (distance) or the most posterior point
(tissue depth), move the TRACKBALL .
6.) To complete the measurement, press SET . The system displays the distance or tissue depth
value in the measurement results window.
Before you complete a measurement:
To toggle between active calipers, press CHANGE (upper trackball key).
To erase results, touch the DELETE key on the Touch Panel or press the CLEAR ALL key on the
control panel.
NOTE: The CHANGE key alternates the control from one cursor to the other.
NOTE: To exit Basic measurements, touch the EXIT key on the Touch Panel of press the MM key on
the control panel.
General remarks to perform Basic measurements:
• By pressing the MM key on the control panel the Basic Measurement function is switched on.
• Positioning of measurement marks is done with the TRACKBALL .
• Entering and storage of measuring marks is done with SET (right or left trackball key).
• To change measuring marks before completion press CHANGE (upper trackball key).
• The status bar area shows the current function of the trackball.
• To erase measurement results, touch the DELETE key on the Touch Panel or press the
CLEAR
ALL key on the control panel.
• To exit from Basic measurements touch the EXIT key on the Touch Panel or press the MM key on
the control panel.