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Peak Flow Meter AM3 - Instructions for Use for Trial xxx
Version 00.03 • Date 04NOV2013
2.2.2 Performing Scheduled Sessions
Scheduled sessions, including questionnaire and PEF measurements, can only be
performed and stored using programmed subject devices. Following the study
protocol, the subject has to carry out two scheduled sessions per day.
performed and stored using programmed subject devices. Following the study
protocol, the subject has to carry out two scheduled sessions per day.
The subject can scroll through and select the appropriate answer by using
and
buttons and pressing
.
At the end of the questionnaire the subject is asked, if he/she wants to change an
answer; if the subject selects “Yes“, the questionnaire will be displayed again.
answer; if the subject selects “Yes“, the questionnaire will be displayed again.
The answers previously entered will appear as default, and can be modified as
described above. After answering the last question, the subject should complete
the three PEF measurements.
described above. After answering the last question, the subject should complete
the three PEF measurements.
Study specific
2.2.3 How to Perform PEF Measurements with the AM
To perform a valid PEF measurement with the AM, the following steps must be
followed:
followed:
1. The subject inhales deeply and holds the breath until he/she has positioned the
mouthpiece of the AM into his/her mouth.
3. After full exhalation, the AM should be removed from the mouth immediately.
The subject should not breathe in through the mouthpiece.
2. Now the subject must exhale as hard as possible for at least 2 seconds to
obtain a satisfactory measurement.
The subject should:
• not cough.
• not block the mouthpiece with his/her tongue.
• not block the outlet of the flow sensor with his/her hand.
• be instructed to pause for about a second and then blow out hard and fast
as he/she can.
• not cough.
• not block the mouthpiece with his/her tongue.
• not block the outlet of the flow sensor with his/her hand.
• be instructed to pause for about a second and then blow out hard and fast
as he/she can.