Intended Use; Introduction; Taking A Breath Test - Bedfont Gastro+ Gastrolyzer User Manual

Intended Use
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The Gastro ™ Gastrolyzer® is a breath hydrogen (H
expired breath. It is intended for multi-­‐patient use by healthcare professionals in a clinical
environment.
Introduction
H is generated in the intestinal lumen by bacterial action on carbohydrates in the small or large
2
intestine. Once the resultant H
then can be detected in expiratory air. Levitt
lumen H production and H
2
million (ppm) in expiratory air reveals intolerance and/or malabsorption of carbohydrates; or
bacterial overgrowth.
Operation of the monitor is straightforward. A D-­‐piece sampling system enables end-­‐expired breath
to be sampled easily and hygienically, using single-­‐use disposable SteriBreath™ mouthpieces and
disposable face masks.
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The Gastro ™ can be used to aid in the diagnosis of the following disorders:
Carbohydrate intolerance
Carbohydrate malabsorption
Intestinal bacterial overgrowth
Investigation of intestinal transit time
Taking a breath test
1. Attach a breath sampling D-­‐piece and a new SteriBreath™ mouthpiece.
2. Turn on the monitor by pressing the power button once.
.
3. Press
4. If is shown, the sensor is still stabilising
5. Inhale and hold breath for the pre-­‐set 15 second countdown, as shown on screen. If unable
to hold breath for full 15 seconds, the timer can be adjusted in the settings.
6. A beep will sound during the last three seconds of the countdown.
7. Blow slowly into mouthpiece, aiming to empty lungs completely.
8. The ppm levels will rise and hold on-­‐screen.
9. When the test is finished
10. To repeat breath test, press
is diffused into the bloodstream it is transported to the alveoli and
2
1
demonstrated the correlation between intestinal
excretion in expiratory air. Accurate measurement of H
2
.
will appear at the bottom of the screen.
and repeat steps 5-­‐8.
) monitor used to measure hydrogen levels in
2
in parts per
2
2