Chison ECO 2 - Appendix A: the Information of EC Representative

ECO 2 Ultrasound Diagnostic System
Page 137 / 189
Appendix B: Acoustic Output Report Table
Transducer Model: C3-A
Operating Mode: B
Index label
MI
TIS
TIB
TIC
At
surface
Below
surface
At
surface
Below
surface
Maximum index value
0.50
0.10
0.10
–
Index component value
0.10
0.10
0.08
0.10
Acoustic
Parameter
s
p
r,α
at Z
MI
Mpa
0.92
P
mW
2.00
2.00
–
P
1x1
mW
0.29
0.29
Z
s
cm
–
Z
b
cm
–
Z
MI
cm
3.11
z
pii,α
cm
–
f
awf
MHz
3.65
3.75
3.75
–
Other
Informatio
n
prr
Hz
–
srr
Hz
17.92
n
pps
1
I
pa,α
at z
pii,α
W/cm
2
–
I
spta,α
at z
pii,α
or
z
sii,α
mW/cm
2
36.15
I
spta
at z
pii
or z
sii
mW/cm
2
55.21
p
r
at z
pii
Mpa
–
Operating
Control
Conditons
Focus
cm
6.00
4.00
4.00
–
Power
%
100
100
100
–
NOTE 1 Only one operating condition per index.
NOTE 2 Data should be entered for “at surface” and “below surface” both in the columns related to
TIS or TIB.
NOTE 3 Information need not be provided regarding TIC for any TRANSDUCER ASSEMBLY not
intended for transcranial or neonatal cephalic uses.
NOTE 4 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.
NOTE 5 If the requirements of 201.12.4.2b) are met, it is not required to enter any data in the
column related to MI.
NOTE 6 The depths z
pii
and z
pii,α
apply to NON-SCANNING MODES, while the depths z
sii
and z
sii,α