Patent ID: 8066001

Claim:
A therapeutic device ( 1 ) for assisting breathing, clearing of mucus and expectoration of a patient by generation of oscillating air resistance in the air flow during exhalation and inhalation, the device comprising a mouthpiece ( 2 ) having an inlet opening ( 7 ) provided at a first end thereof with an elastically deformable hose piece ( 3 ) attached to a second end thereof; a contact plate ( 21 ) attached to the mouthpiece ( 2 ) and aligned in parallel with a portion of the hose piece ( 3 ) attached to the mouthpiece ( 2 ); an articulating joint ( 22 ) attached to a free end of the contact plate ( 21 ); and a resistance body ( 23 ) adapted to be articulated on the contact plate ( 21 ), wherein the resistance body ( 23 ) interacts with a section ( 5 ) of the hose piece ( 3 ) such that a passage area of the hose piece ( 3 ) is variably adjustable from outside the device.