Chapter 6: Safety 149
Safety
(a) This index is not required for this operating mode; value is <1.
(b) This transducer is not intended for transcranial or neonatal cephalic uses.
# No data are reported for this operating condition since the global maximum index value is not reported for
the reason listed. (Reference Global Maximum Index Value line.)
— Data is not applicable for this transducer/mode.
Table 8: Transducer Model: C11/8-5 Operating Mode: PW Doppler
Index Label M.I.
TIS TIB
TIC
Scan
Non-scan
Non-scan
A
aprt
≤1A
aprt
>1
Global Maximum Index Value (a) — (a) — 1.0 (a)
Associated Acoustic
Parameter
p
r.3
(MPa) #
W
0
(mW) —# 12.693 #
min of
[W
.3
(z
1
),I
TA.3
(z
1
)]
(mW)
—
z
1
(cm) —
z
bp
(cm) —
z
sp
(cm) # 1.4
d
eq
(z
sp
)(cm) 0.2119
f
c
(MHz) # — # — 4.39 #
Dim of A
aprt
X(cm) —# — 0.40 #
Y(cm)
—# — 0.50 #
Other Information
PD (µsec) #
PRF (Hz) #
p
r
@PII
max
(MPa) #
d
eq
@Pll
max
(cm) 0.1989
Focal Length FL
x
(cm) —# — #
FL
y
(cm) —# — #
I
PA.3
@MI
max
(W/cm
2
)
#
Operating
Control
Conditions
Control 1: Exam Type Any
Control 2: Sample Volume 1 mm
Control 3: PRF 15625 or
20833
Control 4: Sample Vol. Position zone 2