ADJUSTABLE NASAL PRONG AND HEADGEAR ASSEMBLY
First Claim
1. A ventilation interface comprising:
- a cannula having a top wall;
at least one nasal prong, each nasal prong attached to the top wall of the cannula;
a ventilation tube operable with the cannula for providing pressurized breathable gas to a patient; and
headgear attached to the cannula through at least one arced coupler.
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Accused Products
Abstract
The invention is directed to a ventilation interface, which includes a cannula having one or more nasal prongs, a ventilation tube connected to the cannula and headgear. The cannula is secured onto the patient through one or more arced couplers positioned between the cannula and headgear. The cannula has a first side wall, a second side wall and a top wall which form a reservoir. The top wall includes a first portion, a second portion and a notch positioned between the first portion and second portion. The ventilation tube includes one or more bleed ports and provides breathable gas to a patient. The headgear includes a first strap and a second strap. The first strap includes a first portion and second portion that contains two or more slots to connect the second strap. Each portion of the first strap includes an inner layer and an outer layer.
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Citations
23 Claims
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1. A ventilation interface comprising:
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a cannula having a top wall; at least one nasal prong, each nasal prong attached to the top wall of the cannula; a ventilation tube operable with the cannula for providing pressurized breathable gas to a patient; and headgear attached to the cannula through at least one arced coupler. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A ventilation interface comprising:
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a cannula; a ventilation tube connected to the cannula; and headgear connected to the cannula having a first strap, the first strap having both a first portion and second portion, the second portion mirroring the size and orientation of the first portion, wherein at least one portion of the first strap connects to the cannula through an arced coupler. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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23. A ventilation interface, comprising:
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a cannula having a top wall; at least one nasal prong, each nasal prong attached to the top wall of the cannula; a ventilation tube operable with the cannula for providing pressurized breathable gas to a patient; and headgear attached to the cannula, wherein the cannula can rotate relative to the headgear about an axis that is located either through the nasal prong or above the nasal prong.
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Specification