Olympus EVIS EXERA II - Page 254

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Appendix E: Acoustic Output Information Accordance with IEC 60601-2-37
ULTRASOUND GASTROVIDEOSCOPE GF-UCT180
Transducer Model:
GF-UCT180
Operating Mode:
PWD-mode
Table 201.103 – Acoustic output reporting table
Index label MI
TIS TIB
TIC
Scan
Non-scan
Non-
scan
A
aprt
≤1cm
2
A
aprt
>1cm
2
Maximum Index Value 0.88 – 0.62 – 1.7 0.93
Associated
acoustic
parameters
p
r, α
(MPa) 2.0
P (mW) –17 22 14
Min of [P
α
(z
s
), I
ta,α
(z
s
)]
(mW)
–
z
s
(cm) –
z
bp
(cm) –
z
b
(cm) 1.2
z at max. I
pi,α
(cm) 1.4
d
eq
(z
b
)
(cm)
0.19
ƒ
awf
(MHz)5.3–7.5–5.15.2
Dim of A
aprt
X(cm) – 0.74 – 0.74 0.22
Y(cm)
– 0.50 – 0.50 0.50
Other
information
t
d
(µsec) 0.47
prr (Hz) 5210
p
r
at max. I
pi
(MPa) 2.5
d
eq
at max. I
pi
(cm) 0.18
I
pa,α
at max.MI
(W/cm
2
)
209
Focal Length FL x(cm) –3.4– 0.27
FL
y
(cm) –1.0– 0.84
Operating
control
conditions
DVA% (%) 100 – 100 – 100 97
Function CHE B – Off – Off
CHE A Std
B/W Frequency Select (MHz) n/a n/a n/a n/a n/a n/a
B/W Focus n/a n/a n/a n/a n/a n/a
B/W-Range (cm) n/a n/a n/a n/a n/a n/a
B/W Line Density n/a n/a n/a n/a n/a n/a
B/W Scan Area (%) n/a n/a n/a n/a n/a n/a
Doppler Image Select PENET – PENET – PENET STD
Doppler Frequency Select (MHz) 5 MHz – 7.5 MHz – 5 MHz 5 MHz
Doppler Focus F5 – F11 – F9 F1
Doppler Velocity Range (cm/sec) 39.8 – 53.1 – 61.3 114
Color Image Select n/a n/a n/a n/a n/a n/a
Color Doppler Frequency Select (MHz) n/a n/a n/a n/a n/a n/a
Flow Focus n/a n/a n/a n/a n/a n/a
Color Velocity Range (m/sec) n/a n/a n/a n/a n/a n/a
Color Line Density n/a n/a n/a n/a n/a n/a
Color Average n/a n/a n/a n/a n/a n/a
Flow Filter n/a n/a n/a n/a n/a n/a
Flow Scan Area (%) n/a n/a n/a n/a n/a n/a
Triplex Velocity Range n/a n/a n/a n/a n/a n/a
NOTE1 Data should only be entered in one of the columns related to TIS.
NOTE2 Information need not be provided regarding TIC for any TRANSDUCER ASSEMBLY not intended for transcranial or
neonatal cephalic uses.
NOTE3 If the requirements of 201.12.4.2a are met, it is not required to enter any data in the columns related to TIS, TIB or TIC.
NOTE4 If the requirements of 201.12.4.2b are met, it is not required to enter any data in the columns related to MI.
NOTE5 Focal Length is a NOMINAL value.