COMPLEX MASK AND CANNULA FOR INTRANASAL POSITIVE CONTINUOUS PRESSURE IN AIRWAYS Russian patent published in 2013 - IPC A61M16/06 

FIELD: medicine.

SUBSTANCE: group of inventions refers to medicine. A mask comprises a body with a nose space; an interface portion attached to the body by a connection system having a side channel formed across an upper wall. The connection system is flexible. The interface portion is movable with respect to the body, and comprises a patient's port and an elongated hollow rod inserted in nostrils, projecting from the nose space and forming a gas passage for gas delivery into the patient's nose. The rod is rigidly connected to the patient's port of the interface portion. The interface portion is connected to a universal interface comprising a feed passage, a pressure passage and an inhalation port. The rod has proximal and distal ends. The proximal end is inserted into the nose space, while the distal end has a female end hermetically inserted into one of the patient's nostrils. The rod comprises a pear-shaped portion; it is fixed inside the patient's nose thereby attaching a nasal mask with using no head belt. What is also disclosed is the version of the nasal mask differing by the implementation.

EFFECT: lower risk of leakage.

17 cl, 10 dwg