CN212914147U - Noninvasive face mask - Google Patents

Abstract

The utility model relates to the field of medical equipment, and discloses a noninvasive face mask, which comprises a face mask main body, an air inlet, a buffer pressure reducing air cushion layer, an air cushion pressure reducing layer, an air inlet channel of the buffer pressure reducing air cushion layer, an exhaust hole and at least 4 head belt fixing buckles, wherein the face mask main body is a hemispherical cover body, the air inlet is positioned on the face mask main body, and is communicated with the inner side of the mask main body, the air cushion decompression layer is positioned at the bottom edge of the mask main body, the cushion decompression layer is arranged at the bottom edge of the cushion decompression layer, the air inlet channel of the cushion decompression layer is arranged at the inner side of the mask main body, and the air inlet channel of the buffer decompression air cushion layer is communicated with the air inlet and the buffer decompression air cushion layer, the exhaust hole is formed in the buffering and pressure reducing air cushion layer, and the headband fixing buckle is arranged on the mask main body. The noninvasive face mask has a good pressure sore prevention effect.

Description

Noninvasive face mask

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to prevent pressing face guard of creating of sore.

Background

At present, a noninvasive ventilator becomes an important respiratory support means for treating respiratory failure, and in clinical use, particularly for patients with facial emaciation, the mask of the noninvasive ventilator is easy to be attached and air leakage is not tight, so that the minute ventilation of the patients is low, and the treatment effect is poor; in order to use the noninvasive ventilator mask for long-time close fitting, skin erythema and damage easily occur at compression points such as the two sides of the nasal alar part, the nasal bridge, the cheekbones at the two sides, the mandible and the like, and then related pressure sores of medical instruments occur.

At present, a hydrocolloid dressing or a foam dressing is clinically used to be stuck at the nose bridge and the parts, which are easy to be pressed, of the cheekbones on two sides of a patient, and the shapes of the dressings are different because of self trimming by nurses; the dressing can have adhesive residues on the face of a patient, so that the patient is easy to feel uncomfortable; the foam dressing is opaque in material, so that the change of the skin condition cannot be observed when the foam dressing is stuck on the face of a patient; and secondary skin damage such as skin peeling may occur due to pulling when the dressing is changed by tearing.

At present, the O-shaped gauze pad is also cut by gauze in clinic, but because the O-shaped gauze pad cannot be fixed, the O-shaped gauze pad is easy to shift in the treatment process of the noninvasive ventilator, so that the treatment effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a do not have the wound face guard in order to overcome the current problem that does not have the wound face guard and cause pressure sore easily.

In order to achieve the above objects, the present invention provides a noninvasive face mask, wherein the noninvasive face mask comprises a mask body, an air inlet, a cushion decompression layer, an air inlet channel of the cushion decompression layer, an air outlet, and at least 4 head band fixing buckles, the mask body is a hemispherical cover body, the air inlet is located on the mask body, and is communicated with the inner side of the mask main body, the air cushion decompression layer is positioned at the bottom edge of the mask main body, the cushion decompression layer is arranged at the bottom edge of the cushion decompression layer, the air inlet channel of the cushion decompression layer is arranged at the inner side of the mask main body, and the air inlet channel of the buffer decompression air cushion layer is communicated with the air inlet and the buffer decompression air cushion layer, the exhaust hole is formed in the buffering and pressure reducing air cushion layer, and the headband fixing buckle is arranged on the mask main body.

Preferably, the bottom edge of the cushion layer is provided with a foam dressing layer.

Preferably, the air inlet is centrally located at the top of the mask body.

Preferably, the number of the headband fixing buckles is more than 6.

Preferably, the headband fixing buckles are respectively arranged at the bottom edge of the mask body at intervals.

Preferably, the exhaust hole is disposed at a side surface of the buffer decompression air cushion layer.

Preferably, noninvasive face guard still includes the inflation hole, the inflation hole set up in on the face guard main part, just the inflation hole with air cushion decompression layer intercommunication.

Preferably, the air-inflating hole is provided in the middle of one side of the mask body.

Preferably, the air inlet channels of the buffer decompression air cushion layer are tubular, and the number of the air inlet channels is more than two.

Preferably, the cushion air inlet passage is a space formed between the hood-shaped inner layer and the mask body.

The utility model discloses a there is not having set up buffering decompression air cushion layer inlet channel in the cover of wound face guard to, the bottom edge on air cushion decompression layer still is provided with buffering decompression air cushion layer, and through buffering decompression air cushion layer inlet channel with air inlet and buffering decompression air cushion layer intercommunication. The patient carries the noninvasive mask according to the principle that the noninvasive mask provides a larger pressure when breathing in and provides a smaller pressure when breathing out, and the larger pressure provided by the noninvasive mask not only enters the main airway but also enters the buffering and pressure reducing air cushion layer through the air inlet channel of the buffering and pressure reducing air cushion layer when breathing in so as to be full, thereby increasing the sealing property of the mask; when the patient exhales, the pressure that the noninvasive ventilator provided is less, and buffering decompression air cushion layer can slowly exhaust through the exhaust hole to provide a pressure that reduces relatively for patient's facial skin, make facial skin obtain certain rest time, thereby effectively alleviate facial pressure sore problem.

Therefore, the utility model discloses a do not have the face guard of wound and had both guaranteed the seal, alleviateed again and had not having the facial pressure of wound treatment in-process patient, improved patient's comfort level, avoided the emergence of facial pressure sore, should not have the face guard of wound simple structure, with low costs, maneuverability is strong, and clinical convenient to use is swift.

Drawings

Fig. 1 is a non-invasive mask of the present invention;

fig. 2 is a top view of the mask body.

Description of the reference numerals

1 a foam dressing layer; 2 buffering the decompression air cushion layer;

3 air cushion decompression layer; 4, air holes are punched;

5 a mask body; 6, fixing a buckle on the head band;

7 an air inlet; 8 buffering the air inlet channel of the decompression air cushion layer;

9 air exhaust holes; 10 cover-shaped inner layers.

Detailed Description

The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.

The utility model provides a noninvasive face mask, wherein, as shown in figures 1 and 2, the noninvasive face mask comprises a mask main body 5, an air inlet 7, a buffering decompression air cushion layer 2, an air cushion decompression layer 3, a buffering decompression air cushion layer inlet channel 8, an exhaust hole 9 and at least 4 head belt fixing buckles 6, the mask main body 5 is a hemispherical cover body, the air inlet 7 is positioned on the mask main body 5 and communicated with the inner side of the mask main body 5, the air cushion decompression layer 3 is positioned at the bottom edge of the mask main body 5, the buffering decompression air cushion layer 2 is arranged at the bottom edge of the air cushion decompression layer 3, the buffering decompression air cushion layer inlet channel 8 is arranged at the inner side of the mask main body 5, the buffering decompression air cushion layer inlet channel 8 is communicated with the air inlet 7 and the buffering decompression air cushion layer 2, the exhaust hole 9 is arranged on the buffering decompression air cushion layer 2, the headband fixing buckle 6 is arranged on the mask main body 5.

According to a preferred embodiment of the present invention, the bottom edge of the cushion decompression air cushion layer 2 is provided with a foam dressing layer 1. In the preferred embodiment, the foam dressing layer 1 is fixed on the buffer pressure reducing air cushion layer 2 and is not directly adhered to the face of a patient, so that the discomfort of the patient is relieved, and the foam dressing has good water absorption, good waterproof, breathable and buffering effects and can further effectively relieve the problem of pressure sores on the face.

The position of the air inlet 7 is not particularly limited, but, in order to reduce the air intake resistance and make the air flow more uniformly dispersed in the mask, it is preferable that the air inlet 7 be located at the top center of the mask body 5.

The utility model discloses in, buckle 6 is fixed to the bandeau is used for connecting the head fixed band in on the face guard main part 5, in order to further strengthen the stability and the face guard seal of not having the laminating of wound face guard and patient face, preferably, the quantity of buckle 6 is fixed to the bandeau is more than 6.

Further preferably, the headband fixing buckles 6 are respectively arranged at intervals at the bottom edge of the mask body 5.

The utility model discloses in, exhaust hole 9 is arranged in when the patient exhales, and the gas in with buffering decompression air cushion layer 2 slowly discharges to provide the pressure that reduces relatively for patient's facial skin, make facial skin obtain certain rest time. The utility model discloses it is right the position of exhaust hole 9 does not have special restriction, as long as can discharge the gas in buffering decompression air cushion layer 2 when the patient exhales can. Preferably, the exhaust hole 9 is disposed on a side surface of the buffer decompression air cushion layer 2.

The utility model discloses in, it still includes inflation hole 4 not to have the wound face guard, inflation hole 4 set up in on the face guard main part 5, just inflation hole 4 with air cushion decompression layer 3 communicates. The inflation holes 4 are used to provide gas pressure into the air cushion decompression layer 3.

The utility model discloses in, it is right the concrete position of inflation hole 4 does not have special restriction, but for improving patient's facial comfort level, preferably, inflation hole 4 set up in one side middle part of face guard main part 5.

The utility model discloses in, it is right buffering decompression air cushion layer inlet channel's concrete structure does not have special restriction, as long as can be linked together inlet port 7 and buffering decompression air cushion layer 2 through buffering decompression air cushion layer inlet channel can. In a preferred embodiment, the buffer pressure reducing air cushion layer intake passage 8 is tubular, and the number thereof is two or more. In this preferred embodiment, the gas pressure in the gas intake holes 7 enters the buffer pressure reducing gas cushion layer 2 through the tubular buffer pressure reducing gas cushion layer intake passage 8. Further preferably, the two or more cushion layers 8 are uniformly distributed on the inner side of the mask body 5.

In another preferred embodiment of the present invention, the cushion air inlet passage 8 is a space formed between the hood-shaped inner layer 10 and the mask body 5. In this preferred embodiment, the cushion decompression cushion layer intake passage 8 is also formed in a hood shape and communicates with the cushion decompression cushion layer 2, so that the intake pressure of the cushion decompression cushion layer 2 can be made more uniform.

The utility model discloses a noninvasive mask is when clinical application, as shown in fig. 1, the patient fixes noninvasive mask at face through the head fixed band on the fixed buckle of bandeau 6, fill into appropriate amount gas for air cushion decompression layer 3 through inflating hole 4, make this layer play the initial decompression effect, when the patient is breathing in, the breathing machine not only gets into the main airway through the great pressure that air inlet 7 provided, still gets into buffering decompression air cushion layer 2 through buffering decompression air cushion layer inlet channel 8, makes it sufficient, thereby increases the seal of face guard; when the patient exhales, the pressure that the breathing machine provided is less, and buffering decompression air cushion layer 2 can slowly exhaust through exhaust hole 9 to provide a pressure that reduces relatively for patient's facial skin, make facial skin obtain certain rest time, thereby effectively alleviate facial pressure sore problem.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a noninvasive face guard, its characterized in that, this noninvasive face guard includes face guard main part (5), air inlet (7), buffering decompression air cushion layer (2), air cushion decompression layer (3), buffering decompression air cushion layer inlet channel (8), exhaust hole (9) and 4 at least headgear fixing buckle (6), face guard main part (5) is the hemisphere cover body, air inlet (7) are located on face guard main part (5), and with the inboard of face guard main part (5) communicates with each other, air cushion decompression layer (3) are located the bottom edge of face guard main part (5), buffering decompression air cushion layer (2) set up in the bottom edge of air cushion decompression layer (3), buffering decompression air cushion layer inlet channel (8) set up in the inboard of face guard main part (5), just buffering decompression air cushion layer inlet channel (8) with air inlet (7) and buffering decompression air cushion layer (2) communicate, the exhaust hole (9) is formed in the buffer pressure reducing air cushion layer (2), and the headband fixing buckle (6) is arranged on the mask main body (5).

2. Noninvasive mask according to claim 1, characterized in that the bottom edge of the cushion of reduced pressure air (2) is provided with a layer of foam dressing (1).

3. Noninvasive mask according to claim 1 or 2, characterized in that the air intake (7) is located in the top center of the mask body (5).

4. Noninvasive mask according to claim 1 or 2, characterized in that the number of headband fixing buckles (6) is 6 or more.

5. Noninvasive mask according to claim 4, characterized in that the headband fixing buckles (6) are respectively provided at intervals at the bottom edge of the mask body (5).

6. Noninvasive mask according to claim 1 or 2, characterized in that the exhaust holes (9) are provided at the sides of the buffer pressure reducing air cushion layer (2).

7. Noninvasive mask according to claim 1 or 2, characterized in that the noninvasive mask further comprises an inflation hole (4), the inflation hole (4) is provided on the mask body (5), and the inflation hole (4) communicates with the air cushion decompression layer (3).

8. Noninvasive mask according to claim 7, characterized in that the air-inflating hole (4) is provided in the middle of one side of the mask body (5).

9. Noninvasive mask according to claim 1 or 2, characterized in that the cushion air intake passages (8) are tubular, the number of which is more than two.

10. Noninvasive mask according to claim 1 or 2, characterized in that the cushion air intake passage (8) is a space formed between a hood-like inner layer (10) and the mask body (5).

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