Butterfly Network Butterfly iQ, Руководство пользователя, Страница: 48 / 58

Table 13. B-Mode
Index Label MI
TIS TIB
TIC
Scan
Non-Scan
Non-
Scan
A
aprt
≤1
cm
2
A
aprt
>1
cm
2
Maximum Index Value 0.485 0.02 - - - (a)
Assoc Acoustic P
ar
ameter
Pr.3 (MPa) 0.718
W
o
(mW) 4.40 - - (a)
min of [W
.3
(z
1
),
I
TA.3
(z
1
)]
(mW) -
z
1
(cm) -
z
bp
(cm) -
z
sp
(cm) 5.83 -
d
eq
(Z
sp
) (cm) -
f
c
(MHz) 2.19 2.41 - - - (a)
Dim of A
aprt
X (cm) 2.0 - - - (a)
Y (cm) 1.3 - - - (a)
Other Inf
or
mation
PD (μsec) 0.295
PRF (Hz) 1066
p
r
@PII
max
(MPa) 1.11
d
eq
@PII
max
(cm) -
Focal Length
FLx (cm) 10.0 - -
FLy (cm) INF - -
I
PA.3
@MI
max
(W/cm2) 54.6
Operating Con-
trol Conditions
FAST preset
✓
Abdomen deep
✓
Note 1: Information need not be provided for any formulation of TIS not yielding the maximum value of TIS for that mode.
Note 2:
Information need not be provided regarding TIC for any TRANSDUCER ASSEMBLY not intended for transcranial or neonatal
cephalic uses.
Note 3:
Information on MI and TI need not be provided if the equipment meets both the exemption clauses given in 51.2aa) and 51.2
dd).
(a) Intended use does not include cephalic so TIC is not computed.
Acoustic Output
48 Specifications