EDAN F9 Express - A4.6 Transducer Acoustic Output Parameters List; A4.6.1 Test of Wired Transducer

F9, F9 Express Fetal & Maternal Monitor User Manual Ultrasound Intensity and Safety
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A4.6 Transducer Acoustic Output Parameters List
A4.6.1 Test of Wired Transducer
Acoustic output reporting table for IEC60601-2-37
(IEC60601-2-37, Edition 2.1, 2015-06, table 201.103)
Operating Mode: PW mode
Working Frequency: 1.0MHz
Index label
MI
TIS
TIB
TIC
At
surface
Below
surface
At
surface
Below
surface
Maximum index value
0.013
0.0091
0.051
N/A
Index component value
N/A
0.0091
N/A
0.051
Acoustic
Parameters
p
r.
α
at z
MI
(MPa)
0.013
P (mW)
8.22
8.22
N/A
P
1x1
(mW)
N/A
N/A
z
s
(cm)
13.10
z
b
(cm)
13.10
z
MI
(cm)
12.80
z
PII.
α
(cm)
12.80
f
awf
(MHz)
1.00
1.00
1.00
N/A
Other
Information
prr (Hz)
2000.00
srr (Hz)
N/A
n
pps
N/A
I
pa.
α
at z
PII.
α
(W/cm
2
)
0.011
I
spta.
α
at z
PII.
α
or z
SII.
α
(mW/cm
2
)
1.92
I
spta
at z
PII
or z
SII
(mW/cm
2
)
4.64
p
r.
at z
PII
(MPa)
0.020
Operating
control
conditions
Focus(mm)
Fixed
Depth(mm)
Fixed
Frequency(MHz)
1.00
Operating Mode: PW mode
Working Frequency: 1.0MHz
Acoustic Output
MI
I
SPTA.3
(mW/cm
2
)
I
SPPA.3
(W/cm
2
)
Global Maximum Value
0.013
1.92
0.011
Associated Acoustic
Parameter
P
r.3
(MPa)
0.013
W
0
(mW)
8.22
8.22
f
c
(MHz)
1.00
1.00
1.00
Z
sp
(cm)
12.80
12.80
12.80
Beam
x
-6
(cm)
0.62
0.62