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TRACK 1 SUMMARY
System
20 MHz FlowCOUPLER Monitor and Probe System
Monitor:
20 MHz FlowCOUPLER Monitor
Mode of Operation
B
Clinical Application
Ophthalmic
Other (intra-operative and post-operative)
Cardiac
Clinical Application
PWD:
Pulsed Wave Doppler
MI:
Mechanical Index
I
:
Derated spatial-peak, temporal-average intensity (milliwatts per square cm)
SPTA.3
I
:
Derated spatial-peak, pulse-average intensity (watts per square cm)
SPPA.3
p
:
Derated peak rarefactional pressure (megapascals)
r.3
W
:
Ultrasonic power (milliwatts)
o
f
:
Center frequency (MHz)
c
z
:
Axial distance at which the reported parameter is measured (cm)
sp
(cm)
x
, y
:
Respectively the in-plane (azimuthal) and out-of-plane (elevational) -6 dB
-6
-6
dimensions in the x-y plane where z
PD:
Pulse duration (microseconds)
PRF:
Pulse repetition frequency (Hz)
EDB:
Entrance beam dimensions for the azimuthal and elevational planes (cm)
M
PWD
CWD
Color
Combined
Doppler
(Specify)
X
SYMBOL INDEX
is found (cm)
sp
ACOUSTIC OUTPUT FORMAT FOR TRACK 1
Non-Autoscanning Mode
System
20 MHz FlowCOUPLER Monitor and Probe System
Operating Mode:
PW Doppler
Transducer Model:
20 MHz Doppler Probe
Other*
Application(s):
Other (intra-operative and post-operative)
(Specify)
Acoustic
Output
Global Maximum Value
p
r.3
W
Associated
o
Acoustic
f
c
Parameter
z
sp
Beam dimensions
PD
PRF
EBD
Control 1
Operating
Control
Control 2
Conditions
Control 3
• • •
6 6
MI
I
SPTA.3
(mW/cm
)
2
0.0170
41.8
(MPa)
0.0760
(mW)
0.0553
(MHz)
20.0
20.0
(cm)
0.0750
0.0750
x
-6
0.0432
(cm)
y
-6
0.0451
(cm)
(µsec)
1.6
(Hz)
156,250
Az.
0.05
(cm)
Ele.
0.05
(cm)
• • •
• • •
I
SPPA.3
(W/cm
)
2
0.170
0.0553
20.0
0.0750
0.0432
0.0451
1.6
156,250
• • •
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