Mindray M5 Exp, Operator'S Manual

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Image Optimization 5-9
TSI (Tissue Specific Imaging)
Description
The TSI function is used to optimize the image by selecting acoustic speed
according to tissue characteristics.
Operation
Select among the TSI modes through the [TSI] item in the soft menu or
menu.
The system provided 4 ways of optimization for specific tissues: general,
muscle, fluid and fat.
iTouch
Description
To optimize image parameters as per the current tissue characteristics for
a better image effect.
Operation
Press <iTouch> on the control panel to turn on the function, the symbol of
which will be displayed in the image parameter area of the screen; long
press <iTouch> to exit iTouch status.
Post Process
Description
Post process is used to apply modifications to a gray map in order to
optimize overall image quality. Post process function includes 3
parameters: curve, gray rejection and γ.
Gray
Rejection
This function is to reject image signals less than a certain gray scale, then
the rejected signal corresponding area turns black.
Click [Gray Rejection] in the soft menu or menu to adjust.
The adjusting range is 0-5.
Curve
To manually enhance or restrain the signal in the certain scale.
Click [Curve] in the soft menu or menu to open the dialogue box to adjust.
Drag the curve node to increase or decrease the gray scale information:
drag the node up to increase the information and down to decrease.
γ
The γ correction is used to correct non-linear distortion of images.
Click [γ] in the soft menu or menu to adjust.
The adjusting range is 0-3; the image turns dark when the value is
increased.
Impacts
The post process adjustment will not influence the cine review.
High FR
Description
When the THI function is turned on, this function can provides you with
much higher frame rate.
Operation
In single B mode when THI is turned on, click the [High FR] item in the soft
menu or menu to obtain images with high frame rates.
LGC
Description
Adjust gain of the corresponding image areas to increase the image lateral
resolution.