4 - 8 Operator’s Manual
4 Setup
• GA value, Minimum value, Measurement value, Maximum value: enter the number of days
without the unit.
• Measurement value, Standard deviation (-), GA value, Standard deviation (+): enter the
number of days without the unit.
User-defined OB Items
The calculation results of the user-defined OB formulae are used for reference rather than clinical
diagnosis.
You can add user-defined formulae for items (obstetric tools) that are not included in the GA and
FG table.
1. Select [More OB Items] on the [Fetal Gestational Age] or [Fetal Growth] page.
2. Select an item and click [OK].
3. The new item appears in the left column and the system asks if to add a formula.
4. Click [OK] to select the *.csv file (formula file) for the item. Or add a formula for the new item
by clicking [Import].
Measure Result
EDD display: the EDD is displayed in the result window after checking.
GA Cycle For EDD
• Normal Cycle: GA is calculated according to 40 weeks after checking (EDD=LMP+287(40
weeks)).
• French Cycle: GA is calculated according to 41 weeks after checking (EDD=LMP+287(41
weeks)).
Display EFW GA in report
Estimate GA according to EFW data after checking.
4.1.6 Console&Footswitch
Key function setting
To assign a function to a key:
1. Click to select a desired key. The system enters the function assignment page.
2. Click to select a function in each column.
3. Click [OK] to complete the function setting.
Foot switch function setting
You can assign a function to the left/middle/right key of the foot switch. The method is similar to
setting key functions.
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