الفهرس 
ORIGIN OF ELECTROGASTRIC SIGNALSOnly 14 pages are availabe for public view
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Abstract
Diagnosis of the
electrophysiological
gastric system complaints by analyzing the
signals generated from
it is becomin~ of
very great importance
This is because it offers
an
efficient
substitute to the traditional
endoscopy.
painful diagnostic methods
like
In the present work
a multichannel controllable dat~
acquisition system
is designed to properly acquire the
electrophysiological signals from the gastrointestinal system.
Then recordings of these signals
known as electrogastrograms,
are performed for both normal subjects and for subjects who
suffer
hernia.
from one of the gastric system diseases known as hiatal
Finally, signal processing techniques are applied on the
recorded electrogastrograms to
detect
the frequency differences
between
normal recordings and
that of subjects
with
hiatal hernia.