Nasal ventilation interface and system
First Claim
Patent Images
1. A nasal ventilation interface comprising:
- a cannula connectable to a source of ventilation gas via at least two ventilation connectors;
at least one reservoir flange coupled to the ventilation connectors and in close proximity with at least one nasal insert;
at least one seal portion positioned on a distal end of the at least one nasal insert;
a central reservoir between the at least one reservoir flange and the nasal insert;
at least one exhaust flange coupled to the central reservoir; and
an exhaust port coupled to the exhaust flange positioned at a midpoint between the at least two ventilation connectors.
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Abstract
A ventilation interface and system is described which can be adapted to be connected to a source of ventilation. The ventilation interface and system includes an exhaust port positioned at a midpoint between at least two ventilation connectors. The ventilation interface system may optionally include feed tubes, y-connector, tube holder, and headgear.
87 Citations
20 Claims
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1. A nasal ventilation interface comprising:
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a cannula connectable to a source of ventilation gas via at least two ventilation connectors;
at least one reservoir flange coupled to the ventilation connectors and in close proximity with at least one nasal insert;
at least one seal portion positioned on a distal end of the at least one nasal insert;
a central reservoir between the at least one reservoir flange and the nasal insert;
at least one exhaust flange coupled to the central reservoir; and
an exhaust port coupled to the exhaust flange positioned at a midpoint between the at least two ventilation connectors. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A nasal ventilation interface comprising:
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a cannula connectable to a source of ventilation gas via at least two ventilation connectors forming a first inflow portion;
a reservoir flange forming a second inflow portion;
at least one nasal insert, the at least one nasal insert forming a third inflow portion and a first outflow portion;
at least one seal portion positioned on a distal end of the at least one nasal insert;
a central reservoir forming a second outflow portion;
at least one exhaust flange forming a third outflow portion; and
an exhaust port positioned at a midpoint between the at least two ventilation connectors forming a fourth outflow portion and a fifth outflow portion. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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Specification