otometrics Madsen ZODIAC 901, Руководство пользователя

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T1: time elapsed from measuring start for Marker 1.
T2: time elapsed from measuring start for Marker 2.
R1: size of reflex in microliters for Marker 1.
R2: size of reflex in microliters for Marker 2.
dT: difference in elapsed time between the markers in 1/100ths sec.
dR: difference in size of reflex between the two markers in
m
l.
Softkey 4 Softkey 4 enables you to move the marker from the first curve to other
reflex curves in all reflex modes where there are more than one.
Softkey 1 Softkey 1
(Erase Curve) enables you to erase any individual curve: first
select curve by using Softkey 4 and the marker, then press Softkey 1 to
erase curve. In Manual Reflex, if you have made multiple curves, select
curve(s) by placing Marker 1 to the left of the curve(s) you want to erase,
and Marker 2 to the right of the curve(s). Then press
Softkey 1 (Erase
Curve).
Softkey 5 In all reflex modes with the exception of Fast Screening, Softkey 5 en-
ables you to select whether the marker(s) will be included on the print-
out or not.
4.3 THRESHOLD TESTING
Threshold
If Advanced Mode has been selected, pressing Threshold displays the
screen shown on the next page in Fig.4.19.
The following operation modes may be selected from the Threshold
Menu: Reflex Threshold, Fast Screening and Air Conduction. If Easy
Mode has been selected, pressing
Threshold displays the Threshold Fast
Screening test illustrated in Fig. 4.20 (unless programmed otherwise by
means of ZODICON™).
If the factory default settings have been modified using the ZODICON
TM
software, the following defaults may differ from those indicated below:
threshold level increment, threshold fast screening maximum number of
46 Operation Manual
MANUAL MODE Chap. 4 GN Otometrics
THRESHOLD TESTING
4.3 ZODIAC 901 Middle-Ear Analyzer
Fig.4.1