Contraindications
x Acute disorders affecting test performance (e.g Vomiting ,
nausea, vertigo)
x Recent eye surgery (increases in intraocular pressure during
spirometry)
x Oral or facial pain exacerbated by a mouthpiece
x recent myocardial infarction
x post- operative thoracic surgery patients
x hyperventilation syndrome
Note: Extensive exhalation might lead to syncope
Warnings and Cautions
The following terms are used as follows in this manual
CAUTION: Possibility of injury or serious damage
WARNING: conditions or practices that could result in personal
injury
Note: Important information for avoiding damage to the instrument
or facilitating operation of the instrument.
Note: Patients below the age of 4 may struggle to perform
spirometry correctly and reproducibly
Note: The device should only be used by trained and qualified
personnel.
15