CN210125083U - Noninvasive ventilator face guard - Google Patents

Abstract

A noninvasive ventilator mask relates to the technical field of medical appliances. This noninvasive ventilator face guard includes the face guard body and with this body coupling's of face guard first fixed band, the face guard body be used for with the position of patient's facial contact be equipped with the decompression pad, the lateral wall of decompression pad is equipped with many kerfs of intercrossing in order to form a plurality of lamella limits of mutual contact. This noninvasive ventilator face guard can improve the condition because of keeping somewhere the stomach tube and lead to noninvasive ventilator face guard gas leakage effectively.

Description

Noninvasive ventilator face guard

Technical Field

The utility model relates to a medical appliances technical field particularly, relates to a noninvasive ventilator face guard.

Background

The noninvasive positive pressure ventilation technology is positive pressure ventilation without establishing an artificial airway, main equipment and a device of the technology are a noninvasive ventilator and an oral-nasal mask, the oral-nasal mask is adopted to ensure good tightness clinically, and the noninvasive positive pressure ventilation technology is connected with a patient through a breathing circuit and the oral-nasal mask, so that an ideal ventilation effect is achieved, the hypoxia of the patient is relieved, and the life support of the critically ill patient is provided. The noninvasive breathing technology is widely applied in clinic and can be used for sleep apnea syndrome and acute and chronic respiratory failure caused by various reasons.

At present, in critically ill patients who use a noninvasive ventilator for assisted respiration, a stomach tube is required to be kept in place in many cases, and the stomach tube is inserted through a nostril and reaches the stomach through the esophagus through the pharynx. When a noninvasive ventilator is clinically used for a patient needing to keep a gastric tube, the traditional method is to press a mask of the noninvasive ventilator on the gastric tube, so that the patient needing to keep the gastric tube has to tightly press the gastric tube and the face when using the noninvasive ventilator to avoid air leakage, the patient has strong oppression feeling, discomfort is brought to the patient, and skin problems such as red swelling, pressure injury, even ulceration, infection and the like of the face skin of the patient can be caused after a long time; even if the pressure is tight again, the face guard also can have the gas leakage condition simultaneously, and this will seriously reduce the therapeutic effect of breathing machine, and the mistreatment can lead to aggravation of patient's state of an illness when serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noninvasive ventilator face guard, it can improve the condition of causing noninvasive ventilator face guard gas leakage because of keeping somewhere the stomach tube effectively.

The embodiment of the utility model is realized like this:

the embodiment of the utility model provides a noninvasive ventilator face guard, this noninvasive ventilator face guard include the face guard body and with this body coupling's of face guard first fixed band, the face guard body is used for being equipped with the decompression pad with the position of patient's facial contact, the lateral wall of decompression pad is equipped with many joint-cuts of intercrossing in order to form the lamella limit of a plurality of mutual contacts. This noninvasive ventilator face guard can improve the condition because of keeping somewhere the stomach tube and lead to noninvasive ventilator face guard gas leakage effectively.

In a preferred embodiment of the present invention, the cutting slit includes two cutting slits, and the two cutting slits cross each other in an X-shape.

In the preferred embodiment of the present invention, the plurality of intersecting slits are symmetrically disposed on the decompression pad in 2 groups, 2 groups of intersecting slits are located near one side of the tracheal port of the mask body.

In a preferred embodiment of the present invention, the pressure reducing pad is made of viscous silica gel.

In the preferred embodiment of the present invention, the position of the mask body contacting with the face of the patient is concave inwards to form a limiting groove, the pressure-reducing pad faces towards the direction of the limiting groove, and a limiting protrusion is protruded, and the limiting protrusion can be connected to the inside of the limiting groove.

In the preferred embodiment of the present invention, the position of the mask body near the tracheal interface of the mask body is provided with a sputum aspirating port, and the sputum aspirating port is provided with a screw cap capable of covering the sputum aspirating port.

In the preferred embodiment of the present invention, the first fixing straps are symmetrically disposed on both sides of the mask body, and the first fixing straps are connected to the mask body through the first fixing straps.

In the preferred embodiment of the present invention, the mask further comprises a second fixing band, a second head band buckle is disposed on the mask body near the head of the patient, and the second fixing band passes through the second head band buckle and the mask body.

In a preferred embodiment of the present invention, the first fixing strap and the second fixing strap are connected by a third fixing strap.

In a preferred embodiment of the present invention, the first fixing band, the second fixing band and the third fixing band are all mesh structures.

The utility model discloses beneficial effect includes:

in summary, the noninvasive ventilator mask is provided with the pressure reducing pad at the contact part of the mask body and the face of the patient, and the side wall of the pressure reducing pad is provided with a plurality of mutually crossed slits to form a plurality of mutually contacted valve edges. When the patient does not need to retain the gastric tube, the valve edges are in a closed state; when the stomach tube is kept somewhere to the patient's needs, can insert the stomach tube from the center on a plurality of lamella limits under the effect of pressure, it attaches at the stomach tube edge to hand over a plurality of lamella limits this moment, prevents the gas leakage condition. This noninvasive ventilator face guard can improve the condition because of keeping somewhere the stomach tube and lead to noninvasive ventilator face guard gas leakage effectively, and convenient nursing has alleviateed medical personnel's work burden.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a noninvasive ventilator mask according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the mask body of FIG. 1;

FIG. 3 is a schematic view of a plurality of slits intersecting each other;

fig. 4 is a schematic view of the use of a noninvasive ventilator mask.

Icon: 100-noninvasive ventilator mask; 10-a mask body; 20-a first securing strap; 30-a pressure reducing pad; 31-side walls of the pressure reducing pad; 32-cutting and cutting; 40-stomach tube retention hole; 50-sputum suction port; 60-a first headband buckle; 70-a second fixing strap; 80-a second headgear buckle; 90-third fixing strap.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the present embodiment provides a noninvasive ventilator mask 100, the noninvasive ventilator mask 100 includes a mask body 10 and a first fixing strap 20 connected to the mask body 10, a pressure reducing cushion 30 is disposed at a portion of the mask body 10 for contacting with a face of a patient, and a plurality of slits 32 are disposed on a sidewall 31 of the pressure reducing cushion and intersect with each other to form a plurality of flaps contacting with each other.

First, it should be understood that the mask body 10 is worn on the face of the patient, and has a tracheal interface and a receiving chamber capable of receiving the nose and mouth of the patient. When the noninvasive ventilator mask 100 is used by a patient, the elbow connected to the air supply end of the ventilator is connected to the trachea interface, and the mask body 10 covers the face of the patient.

Second, the patient who uses noninvasive ventilator face guard 100 for a long time is because bridge of the nose, the long-term pressurized of the wing of nose both sides skin, takes place easily to press the sore and easily cause local blood circulation obstacle, in this embodiment, hold the intracavity be equipped with human bridge of the nose assorted nose protection pad, this bridge of the nose protection pad can not only make the patient wear more comfortablely, can also prevent that patient's face from pressing the emergence of sore.

Third, the first fixing strap 20 is used for fixing the noninvasive ventilator mask 100 on the face of the patient, specifically referring to fig. 1, in this embodiment, the first headband buckles 60 are symmetrically arranged on two sides of the mask body 10, and the first fixing strap 20 is connected to the mask body 10 through the first headband buckles 60.

In addition, the noninvasive ventilator mask 100 may further include a second fixing strap 70, a second headgear buckle 80 is disposed at a position of the mask body 10 close to the head of the patient, and the second fixing strap 70 is connected to the mask body 10 through the second headgear buckle 80. Thus, the noninvasive ventilator mask 100 can be more firmly fixed, and the psychological burden of the patient on using the noninvasive ventilator mask 100 is also reduced.

Referring to fig. 4, in this embodiment, the first fixing strap 20 and the second fixing strap 70 can be connected by the third fixing strap 90, so that the first fixing strap 20, the second fixing strap 70 and the third fixing strap 90 form an integral headband, and thus the noninvasive ventilator mask 100 can be sleeved on the face of the patient just like a facial mask, and the first fixing strap 20 and the second fixing strap 70 will not move randomly along with the patient's turning over, thereby preventing the first fixing strap 20 and the second fixing strap 70 from separating from the head of the patient. For example, the third fastening tape 90 may be a single body or a combination of two fastening tapes crossing each other. In other embodiments, the third fixing strap 90 may also be two fixing straps independent from each other, and the two fixing straps are respectively connected between the first fixing strap 20 and the second fixing strap 70, and the first fixing straps 20 on both sides are bonded and the second fixing straps 70 on both sides are bonded by the hook and loop fastener. This provides for easier handling than fitting the noninvasive ventilator mask 100 over the head of the patient.

For example, the first fixing band 20, the second fixing band 70 and the third fixing band 90 may be elastic bands, common bands, etc. as long as it is convenient to fix the noninvasive ventilator mask 100 on the face of the patient, and it is better that the first fixing band 20, the second fixing band 70 and the third fixing band 90 have certain air permeability. In this embodiment, in order to facilitate ventilation and increase comfort of the patient, the first fixing strap 20, the second fixing strap 70 and the third fixing strap 90 may be a mesh structure or may have a plurality of ventilation holes.

Fourth, in the present embodiment, a pressure reduction pad 30 is provided at a portion of the mask body 10 that contacts the face of the patient. The silica gel material has good biocompatibility, no irritation, no toxicity, no anaphylaxis, few organism rejection reaction and good physicochemical property, and can keep the original elasticity and softness in the contact process with body fluid and tissues. The event decompression pad 30 adopts the silica gel material in this embodiment, so, decompression pad 30's setting not only can play the effect of decompression, because the characteristic of silica gel, it can change the shape according to patient's face moreover to better laminating human face also has fine sealed, leak protection gas's effect.

Fifthly, referring to fig. 3 in combination, since some patients need to place a gastric tube, in this embodiment, a plurality of slits 32 are formed on the sidewall 31 of the pressure reduction pad, the plurality of slits 32 form a plurality of flaps in contact with each other, and the plurality of flaps in contact with each other can form a gastric tube placement hole 40 under pressure. When a patient needs to use the indwelling gastric tube, the gastric tube can be inserted through the plurality of mutually crossed cutting slits 32, the principle is similar to the three-way valve principle, and a plurality of flap edges of the mutually crossed cutting slits 32 are attached to the edge of the gastric tube to prevent air leakage; when the patient does not need to keep the gastric tube, the plurality of cutting slits 32 which are crossed with each other are in a closed state.

By way of example, the number of slits 32 may be two, three, or four, etc. When the number of the slits 32 is two, the plurality of slits 32 crossing each other are in an X shape; when the number of the slits 32 is three, the plurality of slits 32 crossing each other are in a shape of a "+"; when the number of the slits 32 is four, the plurality of slits 32 crossing each other are formed in a "meter" shape or the like. In the present embodiment, the number of the slits 32 is two, and the two slits 32 cross each other in an X-shape. The number of the cutting blades of the X-shaped cutting seam 32 is minimum, and the processing is more convenient.

In this embodiment, the plurality of intersecting slits 32 are symmetrically arranged in 2 sets on the pressure reducing cushion 30, and each of the 2 sets of intersecting slits 32 is located at a side close to the tracheal joint of the mask body 10. That is, when the noninvasive ventilator mask 100 is worn by the patient, 2 sets of the slits 32 crossing each other are close to the chin of the patient, which facilitates the placement of the gastric tube.

In summary, in the noninvasive ventilator mask 100, the pressure reducing cushion 30 is provided at a portion where the mask body 10 contacts the face of the patient, and the plurality of slits 32 intersecting with each other are provided on the side wall 31 of the pressure reducing cushion to form a plurality of valve edges contacting with each other. When the patient does not need to retain the gastric tube, the valve edges are in a closed state; when the stomach tube is kept somewhere to the patient's needs, can insert the stomach tube from the center on a plurality of lamella limits under the effect of pressure, a plurality of lamella limits attach at the stomach tube edge this moment, prevent the gas leakage condition. This noninvasive ventilator face guard 100 can improve the condition because of keeping somewhere stomach tube and lead to noninvasive ventilator face guard 100 gas leakage effectively, and convenient nursing has alleviateed medical personnel's work burden.

In order to make the decompression pad 30 more fit the face of the patient, in this embodiment, the material of the decompression pad 30 is sticky silica gel, so that the noninvasive ventilator mask 100 no longer needs to press the skin of the patient too tightly, and only needs the bandage to be fixed slightly, which can further release the facial pressure of the patient, prevent the relevant pressure damage of the facial medical apparatus, and increase the comfort of the patient. When the patient has sweat or dirt after using, the water washing operation can be carried out, so that the pressure reducing pad 30 can be used for a long time for the same patient without being repeatedly replaced, and the economic pressure of the patient and the family is reduced.

It should be noted that in this embodiment, the location of the pressure reduction pad 30 is an annular ring of the mask body 10 adjacent to the face of the patient, as shown in fig. 2. The fixing manner of the pressure reduction pad 30 to the mask body 10 may be various forms, for example, bonding, medical bolting, etc.

In this embodiment, in order to facilitate the installation and the removal of the pressure reducing pad 30, the mask body 10 is provided with a limiting groove in the inward concave position of the contact part with the face of the patient, the pressure reducing pad 30 is provided with a limiting protrusion towards the limiting groove, and the limiting protrusion can be connected in the limiting groove. Here, the limiting groove may be a plurality of limiting grooves or an annular limiting groove, and the limiting protrusion should be arranged to match with the limiting groove no matter how the limiting groove is arranged.

Because when the patient needs to manually suck sputum or independently remove the mask, the fixing band is unfastened and then fixed again, the operation is troublesome, and the patient is subjected to midway deoxidation, tissue damage, dysfunction and the like can be caused, the normal treatment of the patient is influenced, and the labor intensity of nursing staff is increased. Therefore, in the present embodiment, a sputum aspirating port 50 is provided at a position of the mask body 10 close to the tracheal interface of the mask body 10, and the sputum aspirating port 50 is provided with a screw cap that can be covered on the sputum aspirating port 50. Thus, when the patient needs to perform the sputum suction operation, the rotary cover can be turned on and off; when the patient does not need to perform the sputum suction operation, the screw cap can be screwed at the sputum suction port 50 to avoid air leakage of the noninvasive ventilator mask 100. It should be understood that when the noninvasive ventilator mask 100 is worn by the patient, the sputum suction port 50 should be located close to the position of the mask body 10 corresponding to the oral cavity.

In order to prevent the pressure on the forehead from being too high when the patient wears the noninvasive ventilator mask 100 for a long time, and to prevent a certain pressure sore and discomfort from being caused, in the present embodiment, a forehead pressure reduction pad 30 is provided at a position of the noninvasive ventilator mask 100 close to the forehead of the patient.

The above description is only an alternative embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a noninvasive ventilator face guard, its characterized in that, including the face guard body and with this body coupling of face guard's first fixed band, the face guard body is used for being equipped with the decompression pad with the position of patient's facial contact, the lateral wall of decompression pad is equipped with many kerfs of intercrossing in order to form a plurality of mutual contact's lamella limit.

2. The noninvasive ventilator mask of claim 1, wherein the slit comprises two slits, and the two slits cross each other in an X-shape.

3. The noninvasive ventilator mask of claim 1, wherein the plurality of interdigitated slits are symmetrically arranged in 2 sets on the pressure reduction cushion, the 2 sets of interdigitated slits being located on a side of the mask body adjacent to the tracheal interface.

4. The noninvasive ventilator mask of claim 1, wherein the pressure reducing cushion is made of viscous silicone.

5. The noninvasive ventilator mask of claim 1, wherein the part of the mask body contacting with the face of the patient is recessed inward to form a limiting groove, and the pressure-reducing pad is raised toward the limiting groove to form a limiting protrusion, which can be engaged with the limiting groove.

6. The noninvasive ventilator mask of claim 1, wherein the mask body is provided with a sputum aspirating port near the tracheal interface of the mask body, and the sputum aspirating port is provided with a screw cap capable of covering the sputum aspirating port.

7. The noninvasive ventilator mask of claim 1, wherein the mask body is symmetrically provided with first headgear buckles at two sides, and the first fixing strap is connected with the mask body through the first headgear buckles.

8. The noninvasive ventilator mask of claim 7, further comprising a second fixing strap, wherein the mask body is provided with a second buckle near the head of the patient, and the second fixing strap is connected with the mask body through the second buckle.

9. The noninvasive ventilator mask of claim 8, wherein the first strap is connected to the second strap by a third strap.

10. The noninvasive ventilator mask of claim 9, wherein the first strap, the second strap, and the third strap are all mesh structures.

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