CN216629379U - Noninvasive ventilator face guard fixed band - Google Patents

Abstract

The utility model provides a noninvasive ventilator mask fixing band, which comprises a breathing mask, a mask fixing band and a lower jaw fixing support, wherein the mask fixing band is arranged on the breathing mask; the mask fixing belt comprises a first fixing belt, a second fixing belt and a third fixing belt; two ends of the first fixing band are respectively and fixedly connected with two ends of the upper part of the breathing mask, two ends of the second fixing band are respectively and fixedly connected with two ends of the lower part of the breathing mask, the third fixing band is in an inverted U shape and is detachably connected with the first fixing band and the second fixing band, and two ends of the third fixing band are respectively provided with matched magic tapes; the lower jaw fixing support is of an arc structure, fixing holes are formed in two ends of the arc structure, and two ends of the third fixing band penetrate through the fixing holes from one side of the lower jaw fixing support protrusion and are bonded through the magic tapes. According to the utility model, the mouth opening movement of a patient is limited through the action of the third fixing belt, and the fit degree of the breathing mask and the face can be improved, so that the good air tightness of the breathing mask is maintained.

Description

Noninvasive ventilator face guard fixed band

Technical Field

The utility model relates to the technical field of respirators, in particular to a noninvasive respirator mask fixing belt.

Background

The noninvasive ventilator is a treatment means widely applied in clinic, and means that a patient is connected with the ventilator in a mode of wearing a mask to carry out mechanical ventilation. Masks require a head band to be secured to the face to achieve good air tightness, two types of three and four head bands being common to fit different masks. The noninvasive ventilator is generally used for respiratory failure patients with clear consciousness and matched treatment.

At present, some patients who are not well matched with treatment, such as delirium, agitation, dementia and the like, are encountered clinically. When the patients need ventilation treatment, the mouth of the patients is easy to open, so that the mask and the face of the patients cannot be well inosculated, the air tightness is reduced, and the situations of mask air leakage, failure of a breathing machine or man-machine confrontation and the like occur, so that the respiratory failure of the patients is aggravated.

Aiming at the problem that when a patient who cannot be well matched with the prior art needs ventilation treatment, the patient easily opens the mouth to reduce the air tightness of the mask, an effective solution is not provided.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a noninvasive ventilator mask fixing band to solve the problem that in the prior art, when a patient who cannot be well matched with therapy needs ventilation therapy, the patient easily opens the mouth, and the air tightness of the mask is reduced.

Therefore, the utility model provides the following technical scheme:

the utility model provides a noninvasive ventilator mask fixing band, which comprises: the breathing mask, the mask fixing belt and the lower jaw fixing support;

the mask fixing belt comprises a first fixing belt, a second fixing belt and a third fixing belt;

two ends of the first fixing band are respectively and fixedly connected with two ends of the upper part of the breathing mask, two ends of the second fixing band are respectively and fixedly connected with two ends of the lower part of the breathing mask, the third fixing band is in an inverted U shape and is detachably connected with the first fixing band and the second fixing band, and two ends of the third fixing band are respectively provided with matched magic tapes;

the lower jaw fixing support is of an arc structure, fixing holes are formed in two ends of the arc structure, and two ends of the third fixing band penetrate through the fixing holes from one side of the lower jaw fixing support in a protruding mode and are bonded through the magic tapes.

Optionally, the third strap comprises a crown guard, a first strap and a second strap, the crown guard being integrally formed with the first strap and the crown guard being integrally formed with the second strap;

the face guard fixed band still includes the fourth fixed band, the one end of fourth fixed band with the middle part fixed connection of first fixed band, the other end of fourth fixed band with top of the head protection portion fixed connection, first banding portion all keeps away from with the second banding portion fourth fixed band symmetry sets up.

Optionally, the mask fastening strap further comprises a fifth fastening strap and a sixth fastening strap;

the two ends of the fifth fixing band are respectively fixedly connected with the first fixing band and the second fixing band, the two ends of the sixth fixing band are respectively fixedly connected with the first fixing band and the second fixing band, the first fixing band or the second fixing band and the fifth fixing band and the sixth fixing band form an isosceles triangle, and one vertex of the isosceles triangle is located at the middle point of the first fixing band or the second fixing band.

Optionally, the third fixing strap is detachably connected to the first fixing strap and the second fixing strap respectively through fixing velcro tapes;

the fixed magic tape comprises a first sub magic tape and a first female magic tape, the first female magic tape is fixed on the first fixing belt and the second fixing belt, and the first sub magic tape is fixed at a corresponding position on the third fixing belt.

Optionally, the third fixing strap is detachably connected to the first fixing strap and the second fixing strap respectively through a fixing mechanism;

the fixing mechanism comprises a second female magic tape, a second male magic tape, a first auxiliary belt and a second auxiliary belt;

the first fixing belt and the second fixing belt are both fixed with the second female magic tapes;

the one side in first supplementary area is fixed with the sub-magic subsides of second, the another side in first supplementary area is fixed with the supplementary area of second, the supplementary area of second is followed first supplementary area length direction sets up, the both ends in the supplementary area of second with first supplementary area fixed connection, the third fixed band passes first supplementary area with space between the supplementary area of second.

Optionally, the first fixing strap is fixedly connected with the breathing mask through a buckle connection mode, and the second fixing strap is fixedly connected with the breathing mask through a buckle connection mode.

Optionally, the breathing mask is further provided with a stomach tube hole, the stomach tube hole is detachably and hermetically connected with an air-tight plug, and the stomach tube hole is matched with a stomach tube.

Optionally, a sealing ring is provided at the gastric tube aperture.

Optionally, a body temperature sensor is arranged at one end of the upper part of the breathing mask close to the forehead, and a control box is arranged on the first fixing belt or the upper part of the breathing mask; the control box is internally provided with a power supply battery, a microprocessor, a buzzer and a display device, wherein the power supply battery is electrically connected with the microprocessor, the display device, the body temperature sensor and the buzzer, and the microprocessor is respectively in communication connection with the buzzer, the display device and the body temperature sensor.

Optionally, this noninvasive ventilator face guard fixed band still includes the fixed net, the fixed net with first fixed band with second fixed band fixed connection.

The technical scheme of the utility model has the following advantages:

the utility model provides a noninvasive ventilator mask fixing band, which solves the problem that the airtightness of a mask is reduced because a mouth of a patient is easy to open when the patient who cannot be well matched with therapy in the prior art needs ventilation therapy. According to the utility model, the mouth opening movement of a patient with poor matching degree is limited through the action of the third fixing belt, the matching degree of the breathing mask and the face can be improved, so that the good air tightness of the breathing mask is kept, and meanwhile, the first fixing belt, the second fixing belt and the third fixing belt are detachably connected, so that the third fixing belt is convenient to use.

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 description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of the structure of a noninvasive ventilator mask fastening strap according to the present invention;

fig. 2 is a schematic view of the construction of a mandibular fixation holder according to the present invention;

figure 3 is a schematic structural view of a third fastening strip according to the present invention;

FIG. 4 is a rear view of noninvasive ventilator mask mounting straps in accordance with the present invention;

figure 5a is a schematic view illustrating a connection relationship between the second sub hook and loop fastener and the first auxiliary tape according to the present invention;

FIG. 5b is a schematic illustration of the connection of a first auxiliary strap and a second auxiliary strap in accordance with the present invention;

fig. 6 is a schematic structural view of a fixing net according to the present invention.

In the figure, the position of the upper end of the main shaft,

1. a respiratory mask; 2. a lower jaw fixing support; 3. a first securing strap; 4. a second securing strap; 5. a third fixing band; 6. magic tape; 7. a fixing hole; 8. a fourth fixing strap; 9. a crown guard; 10. a first belt body; 11. a second band-shaped body; 12. a fourth fixing strap; 13. a fifth fixing strap; 14. a fixing mechanism; 15. a second sub-magic tape; 16. a first auxiliary belt; 17. a second auxiliary belt; 18. a second sub-magic tape; 19. gastric canal orifices; 20. an airtight plug; 21. a control box; 22. and fixing the net.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present disclosure, the word "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the utility model. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present invention may be practiced without these specific details. In other instances, well-known structures and processes are not shown in detail to avoid obscuring the description of the utility model with unnecessary detail. Thus, the present invention is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In this embodiment, a noninvasive ventilator mask fixing band is provided, which can be used for noninvasive ventilation treatment of a patient who cannot be well matched, fig. 1 is a schematic structural diagram of a noninvasive ventilator mask fixing band according to an embodiment of the present invention, as shown in fig. 1, the noninvasive ventilator mask fixing band includes: breathing mask 1, face guard fixed band and lower jaw fixed support 2. Fix respirator 1 at patient's face through the face guard fixed band, the face guard fixed band can hold the chin through the fixed support 2 of lower jaw, prevents that the patient from opening one's mouth under unconscious condition for respirator 1 can not closely laminate with the face, the condition of gas leakage appears. Meanwhile, the lower jaw can be well protected through the lower jaw fixing support 2, and the lower jaw is prevented from being injured by the mask fixing belt.

The face guard fixed band includes first fixed band 3, second fixed band 4 and third fixed band 5, the both ends of first fixed band 3 respectively with 1 upper portion's of respirator both ends fixed connection, the both ends of second fixed band 4 respectively with the both ends fixed connection of 1 lower part of respirator, third fixed band 5 is the shape of falling the U and can dismantle with first fixed band 3 and second fixed band 4 and be connected, the both ends of third fixed band 5 all are provided with the magic subsides 6 of matcing. Specifically, the first fixing strap 3 fixes the upper portion of the breathing mask 1 on the face of the patient, and the second fixing strap 4 fixes the lower portion of the breathing mask 1 on the face of the patient, so that the breathing mask 1 can be closely attached to the face of the patient. Third fixed band 5 can be the U-shaped, centers on patient's top of the head and both sides cheek, pastes 6's effect through the magic that sets up on the third fixed band 5 for third fixed band 5 can form a circle, fixes the lower jaw, prevents that the patient from unconsciously opening the mouth, makes respirator 1 leak gas.

As shown in fig. 2, the lower jaw fixing support 2 is an arc structure with fixing holes at two ends, and two ends of the third fixing band 5 respectively penetrate through the fixing holes 7 from one side of the lower jaw fixing support 2 protruding and are bonded by the magic tapes 6. The lower jaw fixing support 2 is arc-shaped and can be attached to the lower jaw of a patient, so that the lower jaw can be supported by the lower jaw fixing support 2, and the lower jaw is prevented from being tightened directly by the third fixing belt 5 to cause tightening injury. In addition, when the lower jaw of the patient is fixed by the lower jaw fixing base 2, a soft and comfortable material such as latex, sponge, or the like may be provided on the side of the lower jaw fixing base 2 which is in contact with the lower jaw skin so as to make the lower jaw of the patient comfortable.

When a patient who cannot be well matched needs ventilation treatment in the prior art, the patient can unconsciously open the mouth, so that the breathing mask 1 cannot be tightly attached to the face of the patient, and the air leakage condition occurs. In this embodiment, it designs a noninvasive ventilator face guard fixed band to be different from prior art, can fix patient's lower jaw through the effect of third fixed band 5, prevents that the patient from opening the mouth unconsciously. Meanwhile, the lower jaw of the patient is protected by the lower jaw fixing support 2 to prevent the lower jaw from being reined.

To illustrate the third fastening strap 5, in some alternative embodiments, as shown in fig. 3, the third fastening strap 5 includes an overhead guard 9, a first strap 10, and a second strap 11, the overhead guard 9 being integrally formed with the first strap 10, the overhead guard 9 being integrally formed with the second strap 11. The crown protection part 9 can be oval, and when the first strap part 10 and the second strap part 11 are tightened, the scalp of the patient can be protected, the scalp of the patient is prevented from being hurt by the third fixing strap 5, and the comfort level of the patient can be effectively improved. It will be appreciated by those skilled in the art that the shape of the overhead guard 9 is not intended to be limiting to the present invention, and that other overhead guard 9 shapes are within the scope of the present invention, such as a rounded overhead guard 9.

As shown in fig. 4, the mask fixing band further includes a fourth fixing band 8, one end of the fourth fixing band 8 is fixedly connected to the middle of the first fixing band 3, the other end of the fourth fixing band 8 is fixedly connected to the crown protection portion 9, and the first strip portion 10 and the second strip portion 11 are symmetrically disposed away from the fourth fixing band 8. In order to prevent the third fastening tape 5 from slipping off, the third fastening tape 5 and the first fastening tape 3 are thus connected by the fourth fastening tape 8, enhancing the stability of the third fastening tape 5. In addition, in order to make the top of the head protection part 9 better play a role of protecting the scalp, therefore, the fourth fixing strap 8 has no intersection point with the first strap part 10 and the second strap part 11, and the first strap part 10 and the second strap part 11 are symmetrically arranged, so that the top of the head protection part 9 is stressed evenly, the top of the head protection part 9 is prevented from being damaged, and meanwhile, the top of the head protection part 9 can better play a role of protecting the scalp.

In some alternative embodiments, the mask fastening strap further comprises a fifth fastening strap 12 and a sixth fastening strap 13. The fixing effect of the mask fixing strap on the breathing mask 1 is further enhanced through the fifth fixing strap 12 and the sixth fixing strap 13, and air leakage of the breathing mask 1 is prevented.

The both ends of fifth fixed band 12 are fixed connection with first fixed band 3 and second fixed band 4 respectively, and the both ends of sixth fixed band 13 are fixed connection with first fixed band 3 and second fixed band 4 respectively, and first fixed band 3 or second fixed band 4 form isosceles triangle with fifth fixed band 12 and sixth fixed band 13, and an summit of isosceles triangle is at the mid point of first fixed band 3 or second fixed band 4. Specifically, in order to enhance the fixing effect of the mask fixing strap, the first fixing strap 3 and the second fixing strap 4 are fixedly connected with each other through the fifth fixing strap 12 and the sixth fixing strap 13, so that the mask fixing strap and the breathing mask 1 jointly form a hollow-out head cover. When the patient needs to be ventilated, the hollow-out head can be sleeved on the head of the patient, so that the breathing mask 1 can be well fixed on the face of the patient. Meanwhile, in order to enable the first fixing band 3 and the second fixing band 4 to have a better fixing effect, the fifth fixing band 12 and the sixth fixing band 13 are connected with the first fixing band 3 or the second fixing band 4 to form a triangle by using the principle that the triangle is more stable, so that the fixing performance of the mask fixing band is enhanced.

To illustrate the connection relationship between the third fixing strap 5 and the first fixing strap 3 and the second fixing strap 4, in some optional embodiments, the third fixing strap 5 is detachably connected to the first fixing strap 3 and the second fixing strap 4 by fixing hook and loop fasteners, respectively. In order to prevent third fixing band 5 from slipping off, third fixing band 5 is connected to first fixing band 3 and second fixing band 4 such that third fixing band 5 does not slip off. Simultaneously, because all differences of everyone's head type, in order to make the effect that prevents the patient that plays that third fixed band 5 can be better, need adjust the position of third fixed band 5 to the patient of difference, consequently third fixed band 5 and first fixed band 3 and second fixed band 4 are pasted through fixed magic and are realized dismantling the connection.

The fixing magic tape comprises a first sub magic tape and a first female magic tape, the first fixing band 3 and the second fixing band 4 are both fixed with the first female magic tape, and the third fixing band 5 is fixed with the first sub magic tape at a corresponding position. Specifically, with first female magic subsides along the length direction seam of first fixed band 3 and second fixed band 4 or paste on first fixed band 3 and second fixed band 4 to the length of first female magic subsides is less than first son magic subsides. When the position of third fixed band 5 needs to be adjusted, can remove third fixed band 5 along the length direction of first fixed band 3 or second fixed band 4, paste first son magic at last and paste at first female magic. In addition, when the fourth fixing strap 8 connects the first fixing strap 3 and the third fixing strap 5 and the position of the third fixing strap 5 needs to be adjusted, the fourth fixing strap 8 and the third fixing strap are buckled for a day shape, and then the length of the fourth fixing strap 8 connected between the third fixing strap 5 and the first fixing strap 3 can be adjusted. It should be understood by those skilled in the art that the length of the fastening hook and loop fastener is not limited to the present invention, and other lengths of fastening hook and loop fasteners are also within the scope of the present invention.

To illustrate the connection relationship of third strap 5 to first strap 3 and second strap 4, in another embodiment, third strap 5 is detachably connected to first strap 3 and second strap 4 by fastening mechanism 14. In order to prevent the third fixing band 5 from slipping off, the third fixing band 5 is connected to the first fixing band 3 and the second fixing band 4, and the third fixing band 5 is prevented from slipping off. Meanwhile, because of all differences in the head type of each person, the third fixing band 5 may not be matched with the joint of the first fixing band 3 and the second fixing band 4, and it is not easy to connect the third fixing band 5 with the first fixing band 3 and the second fixing band 4, so that the third fixing band 5 may be matched with the joint of the first fixing band 3 and the fourth fixing band 4 by using the fixing mechanism 14.

The fixing mechanism 14 includes a second female hook and loop fastener 15, a second sub hook and loop fastener 18, a first auxiliary belt 16 and a second auxiliary belt 17, and the first fixing belt 3 and the second fixing belt 4 are fixed with the second female hook and loop fastener 15. Fix the female magic subsides 15 of second on first fixed band 3 and second fixed band 4, the female magic of second is pasted 15 and is fixed along the length direction of first fixed band 3 and second fixed band 4, and then makes the adjustment can be removed along the length direction of the female magic subsides 15 of second to third fixed band 5.

As shown in fig. 5a and 5b, a second sub hook and loop fastener 18 is fixed to one surface of the first auxiliary tape 16, a second auxiliary tape 17 is fixed to the other surface of the first auxiliary tape 16, the second auxiliary tape 17 is disposed along the length direction of the first auxiliary tape 16, both ends of the second auxiliary tape 17 are fixedly connected to the first auxiliary tape 16, and the third fixing tape 5 passes through a gap between the first auxiliary tape 16 and the second auxiliary tape 17. Through the effect of the first auxiliary belt 16 and the second auxiliary belt 17 for the sub-magic of second pastes 18 can remove along the length direction of third fixed belt 5 on third fixed belt 5, consequently when patient's head is great, can adjust the position of sub-magic of second pastes 18, pastes 18 and the laminating of the female magic of second and pastes 15 with the sub-magic of second, and then is connected third fixed belt 5 and first fixed belt 3 and second fixed belt 4.

In some optional embodiments, the first fixing strap 3 is fixedly connected with the breathing mask 1 by means of a snap connection, and the second fixing strap 4 is fixedly connected with the breathing mask 1 by means of a snap connection. Specifically, first fixed band 3 and second fixed band 4 all can be connected through day font buckle, can block first fixed band 3 and second fixed band 4, day font buckle and 1 fixed connection of respirator. When breathing mask 1 is used to needs, penetrate the both ends of first fixed band 3 and second fixed band 4 respectively in the day font buckle that corresponds, first fixed band 3 and second fixed band 4 are around on day font buckle for breathing mask 1 can be fixed at patient's face to the face guard fixed band. In addition, the first fixing strap 3 and the second fixing strap 4 can also be connected through a straight-type buckle. The direct-insert type buckle comprises a male buckle and a female buckle, the female buckle is a shell matched with the male buckle, a limiting hole is formed in the shell, an elastic bulge is arranged on the male buckle, and the elastic bulge can be clamped into the limiting hole. Four male buckles are respectively connected at two ends of the first fixing belt 3 and the second fixing belt 4, and four female buckles are respectively arranged at two ends of the upper part of the breathing mask 1 and two ends of the lower part of the breathing mask 1. When the breathing mask 1 needs to be used, the male buckles of the first fixing belt 3 and the second fixing belt 4 are clamped into the female buckles on the breathing mask 1, so that the breathing mask 1 can be fixed on the face of a patient by the aid of the mask fixing belts. Those skilled in the art will appreciate that the type of buckle is not intended to limit the present invention and that other types of buckles are within the scope of the present invention.

In some alternative embodiments, the breathing mask 1 is further provided with a gastric tube hole 19, an airtight plug 20 is detachably and hermetically connected in the gastric tube hole 19, and the gastric tube hole 19 is matched with a gastric tube. When some patients who cannot be well matched with the treatment need ventilation treatment in clinic, the patients need to take food through a gastric tube at the same time of the ventilation treatment, so that a gastric tube hole 19 can be formed in the breathing mask 1, and when the patients need to use the gastric tube, the gastric tube inserted into the body of the patients penetrates out of the gastric tube hole 19, so that the patients can ensure the food taking at the same time of the ventilation treatment. Meanwhile, when a stomach tube is not needed, the air-tight plug 20 can be inserted into the stomach tube hole 19 to prevent the breathing mask 1 from air leakage.

To further illustrate the sealing of the gastric tube aperture 19, in some alternative embodiments, a sealing ring is disposed at the gastric tube aperture 19. The edge of the sealing ring bends with the insertion of the gastric tube or the airtight plug 20, the edge of the sealing ring 20 is tightly attached to the gastric tube or the airtight plug 20, and therefore, gas cannot escape from the gastric tube hole 19.

In some optional embodiments, a body temperature sensor is arranged at one end of the upper part of the breathing mask 1 close to the forehead, and the first fixing belt 3 or the upper part of the breathing mask 1 is provided with a control box 21; the control box 21 comprises a power supply battery, a microprocessor, a buzzer and a display device, the power supply battery is electrically connected with the microprocessor, the display device, the body temperature sensor and the buzzer, and the microprocessor is respectively in communication connection with the buzzer, the display device and the body temperature sensor. The body temperature sensor collects body temperature information of a patient in real time, then transmits the body temperature information to the microprocessor, the microprocessor processes the body temperature information after obtaining the body temperature information, the body temperature value is finally displayed through the display device, and the buzzer makes a sound when the body temperature value is not within a preset range. Meanwhile, the preset range of the body temperature value can be set according to clinical needs or manual experience.

To further illustrate the fixing function of the mask fixing band, as shown in fig. 6, the noninvasive ventilator mask fixing band further includes a fixing net 22, and the fixing net 22 is fixedly connected with the first fixing band 3 and the second fixing band 4. Can effectually hold patient's back head through the fixing net 22 for the face guard fixed band can fix respirator 1 at patient's face, prevents gas leakage. In addition, the breathing mask is fixed by the first fixing strap 3, the second fixing strap 4 and/or the fifth fixing strap 12 and the sixth fixing strap 13, which may cause strange injuries on the head of the patient, so that the breathing mask 1 can be fixed on the face of the patient by the fixing net 22 without hurting the head of the patient.

Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope defined by the appended claims.

Claims (10)

1. A noninvasive ventilator mask fixing band is characterized by comprising a breathing mask (1), a mask fixing band and a lower jaw fixing support (2);

the mask fixing strap comprises a first fixing strap (3), a second fixing strap (4) and a third fixing strap (5);

two ends of the first fixing strap (3) are respectively and fixedly connected with two ends of the upper part of the breathing mask (1), two ends of the second fixing strap (4) are respectively and fixedly connected with two ends of the lower part of the breathing mask (1), the third fixing strap (5) is in an inverted U shape and is detachably connected with the first fixing strap (3) and the second fixing strap (4), and two ends of the third fixing strap (5) are respectively provided with matched magic tapes (6);

the lower jaw fixing support (2) is of an arc structure, fixing holes are formed in two ends of the arc structure, and two ends of the third fixing belt (5) penetrate through the fixing holes (7) from one side, protruding out of the lower jaw fixing support (2), and are bonded through the magic tapes (6).

2. The noninvasive ventilator mask fastening strap of claim 1, wherein the third fastening strap (5) comprises an overhead guard (9), a first strap (10), and a second strap (11), the overhead guard (9) being integrally formed with the first strap (10), the overhead guard (9) being integrally formed with the second strap (11);

the face guard fixed band still includes fourth fixed band (8), the one end of fourth fixed band (8) with the middle part fixed connection of first fixed band (3), the other end of fourth fixed band (8) with top of the head protection portion (9) fixed connection, first banding portion (10) and second banding portion (11) are all kept away from fourth fixed band (8) symmetry sets up.

3. The noninvasive ventilator mask fastening strap of claim 1, further comprising a fifth fastening strap (12) and a sixth fastening strap (13);

the two ends of the fifth fixing belt (12) are fixedly connected with the first fixing belt (3) and the second fixing belt (4) respectively, the two ends of the sixth fixing belt (13) are fixedly connected with the first fixing belt (3) and the second fixing belt (4) respectively, the first fixing belt (3) or the second fixing belt (4) is fixedly connected with the fifth fixing belt (12) and the sixth fixing belt (13) to form an isosceles triangle, and one vertex of the isosceles triangle is located at the middle point of the first fixing belt (3) or the second fixing belt (4).

4. The noninvasive ventilator mask fixing strap according to claim 1, wherein the third fixing strap (5) is detachably connected with the first fixing strap (3) and the second fixing strap (4) respectively through fixing magic tapes;

the fixed magic tape comprises a first sub magic tape and a first female magic tape, the first fixing band (3) and the second fixing band (4) are both fixed with the first female magic tape, and the corresponding position on the third fixing band (5) is fixed with the first sub magic tape.

5. The noninvasive ventilator mask fastening strap according to claim 1, wherein the third fastening strap (5) is detachably connected to the first fastening strap (3) and the second fastening strap (4) by a fastening mechanism (14);

the fixing mechanism (14) comprises a second female magic tape (15), a second male magic tape (18), a first auxiliary belt (16) and a second auxiliary belt (17);

the first fixing belt (3) and the second fixing belt (4) are both fixed with the second female magic tape (15);

one side of first auxiliary belt (16) is fixed with second sub-magic subsides (18), the another side of first auxiliary belt (16) is fixed with second auxiliary belt (17), second auxiliary belt (17) are followed first auxiliary belt (16) length direction sets up, the both ends of second auxiliary belt (17) with first auxiliary belt (16) fixed connection, third fixed band (5) are passed first auxiliary belt (16) with the space between second auxiliary belt (17).

6. The noninvasive ventilator mask fixing strap according to claim 1, wherein the first fixing strap (3) is fixedly connected with the ventilator mask (1) by means of a snap connection, and the second fixing strap (4) is fixedly connected with the ventilator mask (1) by means of a snap connection.

7. The noninvasive ventilator mask fixing band according to claim 1, characterized in that a stomach tube hole (19) is further arranged on the respiratory mask (1), an airtight plug (20) is detachably and hermetically connected in the stomach tube hole (19), and the stomach tube hole (19) is adapted to a stomach tube.

8. The noninvasive ventilator mask fixed band of claim 7, wherein a sealing ring is arranged at the gastric tube hole (19).

9. The noninvasive ventilator mask fixed belt according to claim 1, characterized in that one end of the upper part of the respiratory mask (1) near the forehead is provided with a body temperature sensor, and the first fixed belt (3) or the upper part of the respiratory mask (1) is provided with a control box (21); the control box (21) is internally provided with a power supply battery, a microprocessor, a buzzer and a display device, wherein the power supply battery is electrically connected with the microprocessor, the display device, the body temperature sensor and the buzzer, and the microprocessor is respectively in communication connection with the buzzer, the display device and the body temperature sensor.

10. The noninvasive ventilator mask fastening strap of claim 1, further comprising a fastening net (22), wherein the fastening net (22) is fixedly connected with the first fastening strap (3) and the second fastening strap (4).

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