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B–Mode
LOGIQ 500 Basic Users Manual
2276612–100 Rev. 0
5–20
B-Mode Sub-Menu Page 2 (cont’d)
Frequency of Operation depends on Image Frequency Sub-Menu Selection
Probe
Resolution
Normal
Penetration
Further
Penetration
Harmonic 1
Harmonic 2
M12L
11MHz
9.6MHz
8.2MHz
N/A
N/A
N/A
M7C
7MHz
6MHz
5MHz
N/A
N/A
N/A
CS
4MHz
3.5MHz
3MHz
N/A
N/A
N/A
i12L
11MHZ
9MHz
8MHz
N/A
N/A
N/A
Table 5–6. Frequency of Operation (cont’d)
THI (Tissue Harmonic Imaging) (option)
Description—Tissue Harmonic Imaging utilitizes the natural
harmonic characteristic inherent in non-linear sound
propagation properities in the human body. This function does
not permit the use of any contrast agent. It is only available on
the S222, S317, C358 and 3S probes.
Benefits—Harmonic imaging diminishes low frequency high
amplitude noise and often improves imaging technically difficult
patients. Tissue Harmonic imaging is beneficial to contrast
resolution and cystic clearing.
Accessing/Changing—Access Tissue Harmonic frequency
using the Imaging Freq sub-menu selection. See
5–18
for
details. To easily recognize a tissue harmonic frequency, the
letter “T” precedes the frequency value on the monitor and soft
menu.
Summary of Contents for 500
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