Gilras GRU-5000 A, Operation Manual

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Annex C.1 Acoustic Output Report (IEC60601-2-37)
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Annex C.1 Acoustic Output Report (IEC60601-2-37)
Index MI TIS TIS TIS TIB TIB TIC
Mode -
Scanning
Non-
scanning
Non-
scanning
Scanning
Non-
scanning
-
A
aprt
≤ 1cm
2
A
aprt
＞ 1cm
2
Global Maximum Index Value 0.12 - 0.08 - - - -
Associated acoustic p
arameter
Acoustic working
frequency (f
awf
)
9.27 - 9.27 - - -
Bounded output power
(P1)
- -
Attenuated output power
(P
α
)
1.86 - - -
Attenuated spatial-peak
temporal-average
intensity (Ispta, α )
- -
Attenuated
peak-rarefactional
acoustic pressure (p
r,
α
)
0.24
-12dB output beam area
(Aaprt)
- - - - -
Break-point depth (z
bp
)
-
Equivalent aperture
diameter (Deq)
-
Depth for TIS (z
s
)
-
Depth for TIB(z
b
)=depth
at max [Ipi,
α×
P
α
]
-
Depth at max. attenuated
pulse-intensity integral
(z at max. Ipi, α )
3.16
Other
information
Pulse duration (t
d
)
0.14
P
r
at max Ipi
0.67
I
pi,
α
at max MI
2.71
Supplementary information:
Operating accessory: A probe Prb1000A/10-C
Frequency: 10MHz