5. Select the number of heart rate cycles for measurement with the rotary control.
6. If necessary, adjust the [Angle] and the [Baseline].
7. Press the right or the left trackball [Set] key again. The Heart Rate is displayed.
11.2.4.13 Obstetrics - Subcategory Z-Scores
This subcategory contains measurements that help you to obtain the Z-scores needed for
analysation of the fetal heart.
Application “Obstetric”, (Factory - Sub Category: Z-Scores) allows measurements/calculations
in 2D/3D mode using various measure items. For details about settings, review: Measure
Setup - Measure & Calc
(chapter
'The Measure Setup Pages'
on page 11-109
)
The methods for obtaining measurements (e.g., Aortic Arch View, Short Axis View etc.) in the
Obstetric Calculations menu are similar to the generic measurement functions in 2D.
11.2.4.14 Items of Obstetric Calculations - Subcategory: Z-scores
The items of obstetric calculations - subcategory z-scores in each mode are as follows:
2D/3D Mode: Long Axis, Aortic Arch, Short Axis, Obl. Short Axis, 4
Chamber View
M Mode: None
Doppler Mode: None
Description of Abbreviations review:
Chapter 17
11.2.4.15 Before starting Obstetric Calculations
1. Press the [Patient] key on the control panel, select the [OB] page and enter all patient
information for Obstetric calculations (e.g., LMP and Fetus #). For details refer to: Entering
Patient Data
(chapter
'Entering Patient Data'
on page 4-10
)
Note
To cancel all calculations performed before and to start new measurement, press this key and
select [End Exam] or [Clear Exam].
Each OB exam supports multiple gestation studies with separate worksheet information for
each fetus.
For multiple gestation examinations the corresponding “Fetus #” (max. 4 fetuses) must be
entered in this page before measurements are performed.
Measurements and Patient Worksheets (Reports)
11-48
Voluson® S6/S8 Basic User Manual
5433669-100 Revision 4
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