Entropy
18-5
Displaying EEG waveform
Figure 18-2 Display of EEG waveform
(1) EEG waveform is displayed
(2) EEG waveform label
(3) EEG waveform scale
(4) Entropy
label
(5) Response Entropy (RE) label
(6) Response Entropy (RE) value
(7) State Entropy (SE) label
(8) State Entropy (SE) value
(9) Burst suppression ratio (BSR) label
(10) Burst suppression ratio (BSR) value
(11) Burst suppression ratio (BSR) unit
Entropy module keys
There are two keys on the module
Entropy practicalities
•
It is very important to ensure good contact between the sensor electrodes and skin. With
careful skin preparation, correct sensor placement and use of correct cable, the skull and
sinuses between the electrodes and the brain interfere minimally with the signal
acquisition. See the sensor instructions for use for more detailed information.
•
A high quality EEG signal is the prerequisite for successful Entropy calculation. Displaying
the raw EEG within the Entropy waveform area may help the user to confirm the signal
quality. Raw EEG on the screen may also enable the clinician to view the EEG for
recognizable and clinically relevant patterns of EEG activity.
•
Do not use other sensors than Entropy sensors by GE.
•
Entropy is not a parameter for monitoring neuromuscular blockade. Though RE may give
an indication of the patient’s reaction to external stimuli, such as intubation and skin
incision, the level of neuromuscular blockade should be assessed with NMT, which is an
Entropy
Opens or closes the Entropy menu on the
screen
Check
sensor
Starts the manual sensor check
Содержание B20
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Страница 16: ...B40 B20 Patient Monitor xii ...
Страница 17: ...1 Introduction ...
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Страница 27: ...2 System description ...
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Страница 59: ...3 Installation ...
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