EDAN F9 - Appendix 4 Ultrasound Intensity and Safety; A4.1 Ultrasound in Medicine; A4.2 Ultrasound Safety and the ALARA Principle; A4.3 Explanation of MI;TI

F9, F9 Express Fetal & Maternal Monitor User Manual Product Specifications
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Low Output Summary Table
(for systems with no transducers having global maximum index values exceeding 1.0)
System: Fetal Telemetry System
Transducer: 7-Crystal Wafer
Transducer Model
I
spta.3
(mW/cm
2
)
TI Type
TI Value
MI
Ipa.3@MI
max
(W/cm
2
)
PW1.0MHz
3.17
TIS
0.050
0.030
0.020
TIB
0.020