CN213077077U

CN213077077U - Novel nasal pillow

Info

Publication number: CN213077077U
Application number: CN202020349401.9U
Authority: CN
Inventors: 伍时庆; 邝勇
Original assignee: Guangzhou Hypnus Healthcare Technology Co ltd
Current assignee: Guangzhou Hypnus Healthcare Technology Co ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2021-04-30
Anticipated expiration: 2030-03-19

Abstract

The utility model provides a novel nasal pillow, including interface, bandeau and hose, the interface includes fixed frame and liner fixed frame one side is equipped with first mounting hole, the one end rigid coupling of hose is in the first mounting hole, the fixed frame opposite side is equipped with the second mounting hole, the liner install in outside the second mounting hole, fixed frame's both sides are equipped with the bandeau link that the horizontal direction extends, the bandeau can be dismantled with the bandeau link and be connected, fixed frame keeps away from one side of liner is equipped with the exhaust hole. The utility model provides a novel nasal pillow with good sealing performance, simple production process, low manufacturing cost and high comfort level.

Description

Novel nasal pillow

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to novel nasal pillow.

Background

Non-invasive positive pressure ventilation has been widely used for Obstructive Sleep Apnea (OSA), chronic obstructive pulmonary emphysema (COPD), and the like, without the need for surgically inserting a tube into the airway of the patient, but rather to deliver continuous pressure ventilation (CPAP) or variable pressure ventilation (e.g., bi-level pressure that varies with the patient's respiratory cycle or auto-regulator ventilation that varies with patient monitoring) provided by a pressure support device (e.g., a ventilator) to the airway of the patient via a patient interface (e.g., a respiratory mask such as a nasal mask, oronasal mask, nasal pillow, or full face mask) worn by the patient. This pressure-supported therapy is also commonly used for treatments such as obstructive sleep hypopnea, upper airway resistance syndrome, or congestive heart failure.

Nasal pillows typically include two portions, a frame and a cushion. The frame is typically made of a rigid material and the cushion may be, but is not limited to, a cushion that covers the patient's nose, or has a nasal insert, nasal pillows, etc. that is received within the patient's nares. The frame and cushion form a chamber that receives or communicates with the patient's nose and nostrils and is then secured to the patient's face by one or more straps that engage the patient's head to form a sealed chamber.

The existing mode for fixedly connecting the frame of the nasal pillow and the cushion is to manufacture the edge of the cushion into a hard frame and then clamp the hard frame with the nasal pillow frame.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a leakproofness is good, and production simple process, manufacturing cost is lower, light in weight, novel nose pillow that the comfort level is high.

For realizing the utility model discloses a purpose, the utility model provides a novel nasal pillow, including interface, bandeau and hose, the interface includes fixed frame and liner fixed frame one side is equipped with first mounting hole, the one end rigid coupling of hose is in the first mounting hole, the fixed frame opposite side is equipped with the second mounting hole, the liner install in outside the second mounting hole, fixed frame's both sides are equipped with the bandeau link that the horizontal direction extends, the bandeau can be dismantled with the bandeau link and be connected, fixed frame keeps away from one side of liner is equipped with the exhaust hole. The utility model discloses an exhaust hole scheme not only reduces the subassembly, reduces the assembly degree of difficulty and manufacturing cost, can improve exhaust effect moreover.

Preferably, the cushion includes nasal interfaces for delivering gases to the nares of a patient, and a cushion chamber integrally formed with both nasal interfaces.

Preferably, the outer edge of the buffer chamber is configured as an L-shaped first wrapping edge, the outer edge of the second mounting hole is configured with a first flange fastened with the first wrapping edge, and the gasket is hermetically connected with the fixed frame through the first wrapping edge and the first flange.

Preferably, the outer edge of the buffer chamber is provided with a limiting protrusion, the fixing frame is provided with a limiting groove matched with the limiting protrusion, and the limiting protrusion is configured to limit the gasket, so that on one hand, a patient can conveniently distinguish the vertical direction of the gasket, the gasket can be more conveniently installed, and on the other hand, the gasket can be reinforced to be connected and prevented from falling off.

Preferably, the pad is made of silica gel, and the silica gel has stable chemical properties, good abrasion resistance and corrosion resistance, good tensile property and good skin-friendly effect.

Preferably, the thickness of buffer chamber is greater than the thickness of nasal interface, and the thickness at nasal interface is less, can provide better elasticity, brings better comfort level and leakproofness, and the thickness of buffer chamber is great, can store some pressurized gas, supplies the patient to use, also can not warp because of gas pressure.

Preferably, a thin-wall area is arranged at the joint of the nose interface and the buffer chamber, and the thin-wall area is used for buffering the nose interface.

Preferably, the nose interface sets up to waist shape hole, waist shape hole with the surge chamber intercommunication can improve the elasticity of nose interface on the one hand to improve the comfort level, on the other hand passes through the thick portion in the middle of waist form cavity hole, better closed nostril, improvement sealing performance.

Preferably, the inclination angle between the central axis of the nasal interface and the horizontal line is beta, the inclination angle beta is an acute angle, and the nasal interface is arranged in an upward direction in an inclined manner, so that the nasal interface is more suitable for the human body structure, and the wearing comfort level is improved.

Preferably, the bandeau link is made by rigid plastic, just the bandeau link sets up along the horizontal direction to when being connected with the bandeau, effectively avoid the bandeau to touch the eye, reduce and experience the comfort level.

The beneficial effects of the utility model are embodied in: the utility model discloses the nasal pillow has both reduced the stereoplasm frame at liner edge through first turn-ups and first contained side, has also improved sealed effect, and the exhaust hole sets up on fixed frame in addition, also makes the structure more exquisite, and the nose interface that has the angle of inclination simultaneously can bring better use and experience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below.

Fig. 1 is a schematic view of the overall structure of the nasal pillow of the present invention.

Fig. 2 is a schematic structural view of the nasal pillow fixing frame of the present invention.

Fig. 3 is a top view of the nasal pillow fixing frame of the present invention.

Fig. 4 is a right side view of the nasal pillow fixing frame of the present invention.

Fig. 5 is a schematic structural view of the nasal pillow liner of the present invention.

Fig. 6 is a right side view of the nasal pillow insert of the present invention.

Fig. 7 is a right side view of the nasal pillow insert of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-4, the utility model provides a novel nasal pillow, including interface 1, bandeau 3 and hose 2, interface 1 includes fixed frame 11 and liner 12 fixed frame 11 one side is equipped with first mounting hole 112, the one end rigid coupling of hose 2 is in the first mounting hole 112, fixed frame 11 opposite side is equipped with second mounting hole 114, liner 12 install in outside the second mounting hole 114, the both sides of fixed frame 11 are equipped with the bandeau 3 link that the horizontal direction extends, bandeau 3 can be dismantled with bandeau 3 link and be connected, fixed frame 11 keeps away from one side of liner 12 is equipped with exhaust hole 114.

The utility model discloses in, exhaust hole 114 sets up on fixed frame 11, and traditional exhaust hole design is that setting up independent switching hose, and the exhaust hole setting is on the switching hose, consequently passes through the utility model relates to an exhaust hole scheme not only reduces the subassembly, reduces the assembly degree of difficulty and manufacturing cost, can improve exhaust effect moreover.

Further, the cushion 12 includes nasal interfaces 121 that deliver gas to the nares of the patient, and a cushion chamber 122 integrally formed with both nasal interfaces 121. In the embodiment of the utility model, the nose interface designs into waist shape hole, can improve the elasticity of nose interface on the one hand to improve the comfort level, on the other hand passes through the thicker part in the centre of waist form cavity hole, and better closed nostril improves sealing performance.

Further, the outer edge of the buffer chamber 122 is configured as an L-shaped first wrapping edge, the outer edge of the second mounting hole 114 is configured with a first flange fastened to the first wrapping edge, and the gasket 12 and the fixed frame 11 are hermetically connected through the first wrapping edge and the first flange.

The utility model discloses in, first contained side sets up to the L type, withholds the first turn-ups on the second mounting hole, and not only the connection is reliable, is difficult for droing, and the gas tightness is good moreover, and sealing performance is good. Of course, according to other embodiments of the present invention, the form of the first wrapping and the first flanging may also be other forms, such as "angle" shape, and other shapes that can be easily conceived by those skilled in the art, which all belong to the protection scope of the present invention.

Further, the outer edge of the buffer chamber 122 is provided with a limiting protrusion 124, the fixing frame 11 is provided with a limiting groove matched with the limiting protrusion, and the limiting protrusion is configured to limit the gasket 12. In this embodiment, the limiting protrusion 124 is disposed below the outer edge of the buffer chamber 122, on one hand, it is convenient for the patient to distinguish the up-and-down direction of the pad, so that the pad can be installed more conveniently, and on the other hand, the pad connection can be reinforced to prevent falling off.

Further, in the present invention, the pad 12 is made of silicone. Silica gel chemical property is stable, has fine resistant corrosion resistance that rubs, and tensile properties is good, and is close skin effectual, certainly in other embodiments, can replace by the material that other elasticity are good, also belongs to the utility model discloses a protection scope.

Further, the thickness of the buffer chamber 122 is greater than the thickness of the nasal interface 121. The thickness at the nasal interface is less, can provide better elasticity, brings better comfort level and leakproofness, and the thickness of surge chamber is great, can store partial pressurized gas, supplies the patient to use, also can not warp because of gas pressure.

Further, as shown in fig. 5, the headband connecting end 113 is made of rigid plastic, and the headband connecting end is arranged along the horizontal direction, so that when the headband is connected with the headband, the headband is effectively prevented from touching the eyes, and the experience comfort level is reduced.

Further, as shown in fig. 6, in the utility model, the axis of the nose interface 121 is β with the angle of inclination of water flat line, angle of inclination β is the acute angle, and through setting up the nose interface upwards direction of inclination, more accords with the human body structure, improves and wears the comfort level, specifically, in this embodiment, the axis of the nose interface 121 is 30 degrees with the angle of inclination of horizontal direction, and of course in other embodiments, can be other acute angles, belongs to the utility model discloses a protection scope equally.

Further, as shown in fig. 7, a thin-wall area 1221 is arranged at a connection position of the nasal interface 121 and the buffer chamber 122, the thin-wall area is used for buffering the nasal interface 121, when a patient wears the nasal pillow, the nasal interface 121 is squeezed, and the thin-wall area 1221 is depressed by the squeezing, so that not only is the sealing effect improved, but also the nasal interface 121 is buffered, and the comfort level is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a novel nasal pillow, includes interface, bandeau and hose, its characterized in that, the interface includes fixed frame and liner fixed frame one side is equipped with first mounting hole, the one end rigid coupling of hose is in the first mounting hole, the fixed frame opposite side is equipped with the second mounting hole, the liner install in outside the second mounting hole, fixed frame's both sides are equipped with the bandeau link that the horizontal direction extends, the bandeau can be dismantled with the bandeau link and be connected, fixed frame keeps away from one side of liner is equipped with the exhaust hole.

2. The novel nasal pillow of claim 1, wherein the cushion includes a nasal interface for delivering gas to the nostrils of the patient, and a cushion chamber integrally formed with both nasal interfaces.

3. The novel nasal pillow as claimed in claim 2, wherein the outer edge of the buffering chamber is configured as a first edge of an L shape, the outer edge of the second mounting hole is configured with a first flange fastened to the first edge, and the gasket is connected with the fixing frame in a sealing manner through the first edge and the first flange.

4. The novel nasal pillow of claim 3, wherein the outer edge of the cushioning chamber is provided with a retention protrusion, the fixed frame is provided with a retention groove matching with the retention protrusion, and the retention protrusion is configured to retain the cushion.

5. The novel nasal pillow of claim 4, wherein the cushion is made of silicone.

6. The novel nasal pillow of claim 5, wherein a thickness of the cushion chamber is greater than a thickness of the nasal interface.

7. The novel nasal pillow of claim 2, wherein a thin-walled region is provided at the junction of the nasal interface and the cushioning chamber, the thin-walled region being configured to cushion the nasal interface.

8. The novel nasal pillow of claim 2, wherein the nasal interface is configured as a kidney-shaped aperture in communication with the cushion chamber.

9. The novel nasal pillow of claim 2, wherein the central axis of the nasal interface is inclined at an angle β from horizontal, the angle β being acute.

10. The novel nasal pillow of claim 1, wherein the headgear connection end is made of a rigid plastic and the headgear connection end is disposed in a horizontal orientation.