DIAGNOSTIC BRONCHOALVEOLAR LAVAGE TECHNIQUE Russian patent published in 2011 - IPC A61B1/267 A61K33/14 A61P43/00 A61H31/02 

FIELD: medicine.

SUBSTANCE: invention refers to medicine, namely to pulmonology, and can be used if diagnostic bronchoalveolar lavage required in patients suffering moderately severe and severe bronchial asthma. For this purpose, bronchofiberscopy is combined with single introduction and single aspiration of physiologic saline 8-10 ml heated to 37°C. Simultaneously, high-frequency jet pulmonary ventilation (HF JPV) at inspiration-expiration relation 1:2 and respiratory rate 160 per 1 min for 40-90 seconds is used.

EFFECT: technique provides faster and more voluminous fluid flow from alveoli to bronchial tubes due to prevented decrease in blood oxygenation while carrying out the procedure owing to the simultaneous use of HF JPV in a certain mode.

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