CN213347305U - Artificial nose - Google Patents

Abstract

The utility model discloses an artificial nose. The artificial nose is suitable for tracheotomy and comprises a sleeve connecting pipe connected with a tracheotomy sleeve at the end of a user; the casing pipe connecting pipe is provided with a main body with an opening, the main body is connected with the casing pipe connecting pipe and comprises a casing layer capable of passing gas and a spacing layer arranged on the inner side of the casing layer, a spacing space is formed between the casing layer and the spacing layer, a through hole is formed in the spacing layer, the spacing layer surrounds a cavity and is communicated with the spacing space through the through hole, and the cavity is communicated with a channel of the casing pipe connecting pipe; the cover body is opposite to the sleeve pipe and is detachably arranged on the opening of the shell layer; and the filtering and humidifying layer is arranged in the interval space and is used for filtering and humidifying the passing airflow. The utility model discloses in, take over the sleeve pipe and connect on patient's autogenous cutting sleeve pipe, when patient's expired gas, the saturated gas of exhalation condenses on filtering the humidification layer, when patient inspired gas, heats, humidifies, filters inspiratory air through this filtration humidification layer, effectively reduces the infection incidence of lung.

Description

Artificial nose

Technical Field

The utility model relates to the technical field of medical equipment, in particular to artificial nose.

Background

Tracheotomy is a first-aid operation for rescuing the life of a patient, and for the patient with dyspnea and difficult sputum excretion, the tracheotomy can be adopted to recover the smoothness of the respiratory tract of the patient, so that the secretion of the lower respiratory tract can be conveniently sucked out, artificial ventilation is provided, and the ventilation function of the lung is improved;

after tracheotomy, a patient leaves a tracheotomy cannula for a long time, and loses the functions of filtering, heating and humidifying air by the nasal cavity and the oropharynx due to the change of the physiological anatomical structure, the tracheotomy cannula is directly communicated with the outside air, so that the secretion of the patient is easily dried to block the air passage and the lung infection, and the sputum is easily splashed from the mouth of the tracheotomy cannula to cause hospital feeling; although the artificial nose that present clinical adoption adopted in order to solve above-mentioned problem has satisfied heating, humidification, filtering capability, nevertheless because of filtration membrane is located the extremely easy sputum of coughing up in autogenous cutting the place ahead and pollutes and block up, keep moisture after the sputum pollutes and filtering capability will seriously influence, and also breed the bacterium easily, consequently need in time change after artificial nose is polluted by the sputum, work load and economic expenditure have been increased, especially use this artificial nose when the patient frequently expectorates, be difficult to the effect of artificial nose of performance. The conventional artificial nose is large in mass and is directly connected with the tracheostomy tube opening, so that the weight of the tracheostomy tube is increased, the comfort of a patient is influenced, and even the airway is stimulated to react to aggravate cough; at present, artificial noses on the market are all designed for disposable tracheostomy tubes, and metal tracheostomy tubes can be selected for use without matched artificial noses; therefore, a durable artificial nose which can be universally used for all materials of tracheostomy cannula, can suck sputum, suck the oxygen and store the sputum is urgently needed in clinic.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an artificial nose, heat, humidification, filtration to the inspiratory gas of patient, effectively reduce the lung and infect the incidence, and have durable characteristics.

The utility model provides a technical scheme that its technical problem adopted is: an artificial nose is constructed for tracheotomy, comprising:

the sleeve connecting pipe is connected with the autogenous cutting sleeve at the user end;

the casing comprises a casing body and a spacing layer, wherein the casing body is provided with an opening, the casing body is connected with the casing connecting pipe and comprises a casing layer capable of passing gas and the spacing layer arranged on the inner side of the casing layer, a spacing space is formed between the casing layer and the spacing layer, the spacing layer is provided with a through hole group, the spacing layer surrounds a chamber and is communicated with the spacing space through the through hole group, and the chamber is communicated with a channel of the casing connecting pipe;

the cover body is opposite to the sleeve connecting pipe and is detachably arranged on the opening of the shell layer; and

and the filtering and humidifying layer is arranged in the interval space so as to filter and humidify the passing airflow.

Preferably, the shell layer and the spacing layer are arranged in a cylindrical shape;

the distance layer comprises a proximal head side shell and a proximal foot side shell which are arranged in the axial length direction, the through hole group comprises a plurality of first through holes which are arranged on the proximal head side shell, and the first through holes are arranged along the axial direction and the circumferential direction of the proximal head side shell.

Preferably, the through hole group further includes a plurality of second through holes disposed on the proximal housing, the second through holes are disposed along a circumferential direction of the proximal housing, and the second through holes are disposed at an end of the proximal housing close to the cannula adapter and located below a center line of the main body in a length direction.

Preferably, the shell layer is provided with a plurality of air vents for air to pass through.

Preferably, the shell layer is arranged in a fence shape.

Preferably, the shell layer is provided with an oxygen connecting pipe communicated with the space, and the oxygen connecting pipe is connected with an oxygen absorption pipe so as to input oxygen from the outside.

Preferably, the cover body and the shell layer are provided with matched clamping structures and are connected in a clamping mode through the clamping structures.

Preferably, the cover body is provided with a sputum suction hole and a sealing cover for detachably sealing the sputum suction hole.

Preferably, a sputum storage cavity for collecting sputum is arranged on the cover body and is communicated with the cavity; wherein, the sputum storage cavity is made of transparent material and is provided with scales.

Preferably, the sleeve connecting pipe is provided with a fixing belt for fixing the artificial nose on the neck of the user.

Implement the utility model discloses an artificial nose has following beneficial effect:

this artificial nose's simple structure, when using, take over the sleeve pipe and connect on patient's autogenous cutting sleeve pipe, when patient's expired gas, the saturated gas of exhalation condenses on filtering the humidification layer, when patient inspired gas, heat, the humidification, filter inspiratory air through this filtration humidification layer, effectively reduce the lung and infect the incidence, and, filter the humidification layer and set up between shells layer and wall, effectively prevent by expectoration's sputum direct contamination and jam, have durable characteristics.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural view of an artificial nose according to a first embodiment of the present invention;

FIG. 2 is a schematic sectional view of the artificial nose of FIG. 1;

fig. 3 is a schematic structural view of an artificial nose according to a second embodiment of the present invention;

fig. 4 is a schematic sectional structure view of the artificial nose shown in fig. 3.

In the drawing, 1, a sleeve pipe connecting pipe, 2, a main body, 21, a shell layer, 211, an air vent, 212, a side wall part, 22, a spacing layer, 221, a head proximal side shell, 2211, a first through hole, 222, a foot proximal side shell, 2221, a second through hole, 23, a spacing space, 24, a chamber, 3, a cover body, 31, a sputum suction hole, 32, a sealing cover, 33, a sputum storage cavity, 34, a matching part, 4, a filtering and humidifying layer, 5, an oxygen connecting pipe and 6, a fixing belt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, in conjunction with the examples and the accompanying drawings, is intended to illustrate the present invention in further detail, and the exemplary embodiments and the description thereof are only used for explaining the present invention, and are not intended to limit the present invention.

As shown in fig. 1 and 2, the artificial nose according to the first embodiment of the present invention is adapted to be used by a patient with tracheotomy, and comprises a cannula adapter 1, a main body 2 provided with an opening, a cover body 3, and a filtering and humidifying layer 4. When the artificial nose is used, when a patient exhales, the exhaled saturated gas is condensed on the filtering and humidifying layer 4, and when the patient inhales, the inhaled air is heated, humidified and filtered through the filtering and humidifying layer 4, so that the incidence rate of pulmonary infection is effectively reduced.

This main part 2 is used for establishing the human body and the passageway of external gas exchange and adjusts the air current that passes through, and wherein, filters the adjustment of bed of wetting 4 and sets up inside main part 2, realizes filtering the bed of wetting 4 for preventing to pollute in the use, and in this embodiment, main part 2 is bilayer structure. Specifically, the main body 2 includes a casing layer 21 and a spacing layer 22 disposed inside the casing layer 21, and a spacing space 23 is formed between the casing layer 21 and the spacing layer 22 for disposing the filtering and humidifying layer 4 to regulate the air passing through the filtering and humidifying layer 4, wherein the main body 2 is made of transparent plastic material, and the filtering and humidifying layer 4 can be made of the same material as the filtering and humidifying layer 4 of the artificial nose in the prior art, such as humidifying paper, sponge, etc.

Wherein, the spacing layer 22 encloses a chamber 24, the main body 2 comprises a first end and a second end opposite to the first end, the first end of the main body 2 is connected with the sleeve connecting pipe 1, and the chamber 24 is communicated with the channel of the sleeve connecting pipe 1 to establish a gas channel between the human body end and the artificial nose, understandably, when the gas exhaled by the human body passes through the filtering and humidifying layer 4, the filtering and humidifying layer 4 absorbs the moisture and heat of the gas, so that when the external gas passes through the filtering and humidifying layer 4, the gas is heated, humidified and filtered, and then is inhaled by the human body. Wherein, the pipe diameter of the casing pipe connecting pipe 1 is matched with the pipe diameter of the autogenous cutting casing pipe, and as in the prior art, the pipe diameter of the casing pipe connecting pipe 1 of the artificial nose can be selected according to the pipe diameter of the autogenous cutting casing pipe.

In the present embodiment, the chamber 24 is communicated with the space 23, and the shell layer 21 can be used for gas to pass through, i.e. establishing a gas channel between the artificial nose and the outside, so as to realize the gas exchange between the human body and the outside. The communication between the spacing space 23 and the chamber 24 is realized by providing a communication structure on the spacing layer 22, in this embodiment, the communication structure is a through hole set on the spacing layer 22, and of course, the communication can also be realized by providing a gas conduit.

Further, the spacing layer 22 includes a proximal head shell 221 and a proximal foot shell 222 arranged in the axial length direction, and it can be understood that, when the artificial nose is used, the proximal head shell 221 corresponds to the side of the head of the human body and the proximal foot shell 222 corresponds to the side of the foot of the human body. In the present embodiment, the shell layer 21 and the partition layer 22 are provided in a cylindrical shape, but may be provided in other shapes, and the proximal shell 221 and the proximal shell 222 may be provided symmetrically or asymmetrically with respect to the center line in the longitudinal direction of the main body 2.

Wherein, the through hole group is arranged on the proximal head side shell 221 and/or the proximal foot side shell 222, and the communication between the chamber 24 and the spacing space 23 is realized. Specifically, the through-hole group includes several first through-holes 2211, and the several first through-holes 2211 are arranged at intervals on the proximal housing 221, and are arranged at intervals in the axial direction as well as the circumferential direction of the proximal housing 221. The first through holes 2211 may be uniformly arranged at the same interval, or may be arranged at different intervals. In the embodiment considering that the gas exhaled from the human body preferentially passes through the proximal casing adapter 1, the plurality of first through holes 2211 may be arranged in an increasing distribution from the first end of the main body 2 to the first through holes 2211 at the second end, and in the present embodiment, by arranging the plurality of first through holes 2211 on the proximal casing 221, the resistance of the gas passing through the proximal casing 221 is effectively reduced.

It can be understood that, during the use of the artificial nose, when the patient coughs, the coughed sputum will be sprayed outwards, i.e. towards the second end of the main body 2 and concentrated on the inner wall of the proximal housing 222, therefore, to reduce the resistance of the gas passing through the proximal housing 222, the through hole set further includes a plurality of second through holes 2221, in order to prevent the sputum from polluting the filtering and humidifying layer 4, the second through holes 2221 are disposed at one end of the proximal housing 222 close to the cannula adapter 1, at the same time, the second through holes 2221 are disposed along the circumferential direction of the proximal housing 222 and are located below the middle line of the main body 2 in the length direction, and of course, in order to better prevent the sputum from polluting the filtering and humidifying layer 4, the second through holes 2221 can be selectively disposed at a position which is one half or one third and below the middle line of the main body 2 in the length direction.

It can be understood that, no matter whether the proximal housing 221 and the proximal housing 222 are symmetrically disposed with respect to the longitudinal centerline of the main body 2, the second through hole 2221 is not disposed beyond the longitudinal centerline of the main body 2, and certainly, the proximal housing 222 may not be disposed with a through hole, so as to better prevent the sputum from contaminating the filtering and humidifying layer 4.

In this embodiment, through be equipped with the through-hole of many quantities on nearly head side casing 221, set up few quantity or do not set up the through-hole on nearly foot side casing 222, when reducing the resistance that gaseous passes through wall 22, effectively prevent to filter the direct pollution of sputum that the wetted layer 4 was coughed out, block up and breed the bacterium to guarantee to filter moisturizing and the filtering capability on wetted layer 4, make artificial nose durable, effectively reduce work load and the economic expenditure of changing artificial nose.

In order to facilitate the exchange of the artificial nose with the external air, the housing layer 21 is provided with a plurality of vent holes 211, and the plurality of vent holes 211 are preferably uniformly arranged at the same intervals on the housing layer 21. In the present embodiment, the housing layer 21 is disposed in a fence shape to form a plurality of air vents 211, wherein, as shown in fig. 1, the fence shape may be disposed in a strip shape, or the fence shape may be disposed in a grid shape (not shown in the figure). In this embodiment, the fence-like structure setting on casing layer for the casing layer is favorable to gaseous passing through when having enough holding power, plays the effect that reduces the air resistance.

Preferably, for the convenience of identification by the operator, the head-side shell 221 is marked with head characters, and the foot-side shell 222 is marked with foot characters, and it can be understood that the fence-like arrangement on the shell layer 21 does not affect the viewing of the relevant characters.

Preferably, the shell layer 21 is provided with an oxygen connecting pipe 5, and the oxygen connecting pipe 5 is communicated with the spacing space 23 and is connected with an oxygen absorption pipe so as to input oxygen from the outside, and the oxygen is heated, humidified and filtered by the filtering and humidifying layer 4 and then is inhaled by a human body. It is understood that the tube diameter of the oxygen connection tube 5 is adapted to the tube diameter of the oxygen connection tube 5, as in the prior art.

Further, a cover body 3 is arranged at the second end of the main body 2, and the cover body 3 is arranged opposite to the cannula adapter 1 and detachably arranged on the opening of the shell layer 21 to prevent sputum from splashing outwards. The cover 3 may be fixed to the housing layer 21 by screwing, clamping, or the like.

In the present embodiment, the cover 3 and the housing layer 21 are provided with engaging structures that are engaged with each other, and are engaged and connected by the engaging structures. As shown in fig. 2, the engaging structure includes a side wall portion and a mating portion, specifically, a side wall portion 212 is disposed outside the housing layer 21, the housing layer 21 is connected to the side wall portion 212, and a mating portion 34 abutting against the side wall portion 212 is formed by extending a lower end of the side wall of the cover 3 along an inner side of the cover 3. The engaging portion 34 is engaged with the contact surface of the sidewall portion 212, for example, the end surface of the engaging portion 34 is flush with the end surface of the contact surface of the sidewall portion 212, so as to increase the contact area therebetween, and the engaging portion 34 extends to a position exceeding one half of the lateral length of the sidewall portion 212, so that the connection firmness is good, and preferably, the cover body 3 is made of an elastic material, so as to facilitate the covering and the removal of the cover body by a user.

Further, be equipped with on the lid 3 and inhale phlegm hole 31 and can dismantle the shutoff this closing cap 32 of inhaling phlegm hole 31, can understand ground, when the phlegm is inhaled to needs short time, through taking off lid 3, can stretch into and inhale the phlegm pipe and inhale the phlegm, when the phlegm is continuously inhaled to needs, for preventing the outside splash of sputum, the closing cap 32 need be taken off this moment, can inhale the phlegm through inhaling phlegm hole 31 and stretching into and inhaling the phlegm pipe. Preferably, the cover 32 is fixedly connected to the cover body 3 by a connecting member, so as to improve the convenience of sputum aspirating operation.

In order to solve the defect that the artificial noses on the market at present are designed for disposable autogenous cutting sleeves and the metal autogenous cutting sleeves can not be selected by matched artificial noses, in the embodiment, the pipe diameter of the sleeve connecting pipe 1 can be set to different inner diameters according to the outer diameter specification of the existing autogenous cutting sleeves so as to be universal for autogenous cutting sleeves made of all materials. Preferably, the diameter of the casing pipe 1 is slightly larger than the outer diameter of the existing autogenous cutting casing, and optionally, the inner diameter of the casing pipe 1 is 0.5-0.8cm larger than the outer diameter of the existing autogenous cutting casing, so that the casing pipe 1 can be conveniently sleeved on the autogenous cutting casing.

Further, the artificial nose further comprises a fixing band 6, the fixing band 6 is disposed on the cannula connection tube 1 for fixing the artificial nose at the neck position of the patient, wherein the fixing band 6 is disposed on both sides of the cannula connection tube 1 and can be symmetrically disposed between the proximal shell 221 and the proximal shell 222, and the fixing band 6 is preferably a lace for arc-shaped wing. Understandably, when using the artificial nose of this embodiment, choose for use the external diameter to be greater than the external diameter of current autogenous cutting sheathed tube 0.5-0.8 cm's sleeve pipe takeover 1 cover on current autogenous cutting sheathed tube, the rethread arc is fixed on patient's neck with the frenulum for the wing, avoids artificial nose to autogenous cutting sheathed tube direct pressure, alleviates the air flue reaction, and sleeve pipe takeover 1 cup joints on autogenous cutting sheathed tube, and is good with autogenous cutting sheathed tube's link up, is difficult for droing, prevents effectively that the patient from arousing artificial nose when coughing and droing.

As shown in fig. 3 and 4, the artificial nose of the second embodiment of the present invention is different from the first embodiment in that a sputum storing cavity 33 is provided on the cover 3, and the sputum storing cavity 33 is communicated with the cavity 24 for collecting sputum. Specifically, the cover body 3 extends in the radial direction of the proximal housing 222 to form the sputum storage cavity 33, and as can be understood, the sputum storage cavity 33 is arranged corresponding to the proximal housing 222, so that the backflow phenomenon after sputum collection is effectively prevented. Preferably, the height of this lid 3 is greater than the height of the lid 3 of the first embodiment to in being convenient for collect sputum to storing up phlegm chamber 33, increase the capacity of storing up phlegm chamber 33 simultaneously, preferably, this lid 3 adopts transparent material, and stores up and be equipped with the scale on the phlegm chamber 33, so that observe the volume of the sputum of collecting and record phlegm liquid measure, thereby be convenient for in time change lid 3 and work tracking, wherein, the lid 3 of this embodiment can be duckbilled type setting.

It can be understood that the artificial nose of the first embodiment can be used by patients with little sputum, the artificial nose of the second embodiment can be used by patients with much sputum or patients with frequent coughing, and the difference between the two embodiments is only whether the sputum storage cavity 33 is arranged on the cover body 3, so that the cover body 3 can be selected and replaced according to the condition of the patients. Moreover, the two cover bodies are provided with sputum suction holes 31, which is convenient for sputum suction.

As shown in fig. 1 and 2, the artificial nose according to the first embodiment of the present invention can be used in some embodiments as follows:

s1, the cover body 3 is clamped and connected on the opening of the second end of the main body 2;

s2, adjusting a connector of a cannula adapter tube 1 of the artificial nose to correspond to a connector of an autogenous cutting cannula at the patient end, adjusting a proximal shell 221 (marked with a head end character) and a proximal shell 222 (marked with a foot end character) of a main body 2 to respectively correspond to the head side and the foot side of the patient, and sleeving the cannula adapter tube 1 on the autogenous cutting cannula;

s3, fixing the fixing belts 6 on the two sides at the neck of the patient respectively;

s4, when oxygen supply is needed, connecting the oxygen connecting pipe 5 with an external oxygen absorption pipe;

s5, when the sputum needs to be sucked for a short time, the cover body 3 is taken down, the sputum suction pipe extends into the cavity 24 to suck the sputum, when the sputum needs to be sucked continuously, only the seal cover 32 is taken down, and the sputum suction pipe extends into the sputum suction hole 31 to suck the sputum.

It should be understood that when the artificial nose according to the second embodiment is used, as shown in fig. 3 and 4, in step S1, the sputum storing chamber 33 of the cap 3 is adjusted to correspond to the proximal housing 222 and then is engaged with the opening of the second end of the main body 2, and step S6 is included, which records the amount of sputum according to the scale on the sputum storing chamber 33, and when the amount of sputum collected is large, the cap 3 is removed and replaced with a new cap 3 having the sputum storing chamber 33. It is to be understood that the order of operation of the above-described steps is not limited when the artificial nose of the first embodiment or the artificial nose of the second embodiment is employed.

The utility model discloses in, this artificial nose's simple structure, when using, with the bushing pipe take over connect on patient's autogenous cutting sleeve pipe, when patient's exhalation, the saturated gas of exhalation is condensed on filtering the humidification layer, when the patient inhales gas, heats, humidifies, filters inspiratory air through this filtration humidification layer, effectively reduces the infection incidence of lung.

And, the main part includes nearly head side casing and nearly foot side casing, is equipped with the through-hole of different quantity on two casings, when playing to reduce air resistance, effectively reduces the sputum to filtering the pollution on wet layer, and the length of time is used to the extension artificial nose.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (10)

1. An artificial nose adapted for tracheotomy, comprising:

the sleeve connecting pipe (1) is connected with a tracheostomy sleeve at the end of a user;

the main body (2) is provided with an opening, is connected with the casing connecting pipe (1), and comprises a shell layer (21) capable of passing gas and a spacing layer (22) arranged on the inner side of the shell layer (21), a spacing space (23) is formed between the shell layer (21) and the spacing layer (22), the spacing layer (22) is provided with a through hole group, the spacing layer (22) surrounds a chamber (24) and is communicated with the spacing space (23) through the through hole group, and the chamber (24) is communicated with a channel of the casing connecting pipe (1);

the cover body (3) is opposite to the sleeve connecting pipe (1) and is detachably arranged on the opening of the shell layer (21); and

a filtering and humidifying layer (4) arranged in the interval space (23) for filtering and humidifying the passing air flow.

2. The artificial nose according to claim 1, wherein:

the shell layer (21) and the spacing layer (22) are arranged in a cylindrical shape;

the spacer layer (22) includes a proximal housing (221) and a proximal housing (222) arranged in an axial length direction, the through hole group includes a plurality of first through holes (2211) provided on the proximal housing (221), the first through holes (2211) are provided along an axial direction and a circumferential direction of the proximal housing (221).

3. The artificial nose according to claim 2, wherein:

the through hole group further comprises a plurality of second through holes (2221) arranged on the proximal side shell (222), the second through holes (2221) are arranged along the circumferential direction of the proximal side shell (222), and the second through holes (2221) are arranged at one end, close to the sleeve adapter (1), of the proximal side shell (222) and are located below the middle line of the main body (2) in the length direction.

4. The artificial nose according to claim 1, wherein:

the shell layer (21) is provided with a plurality of air vents (211) for air to pass through.

5. The artificial nose according to claim 4, wherein:

the shell layer (21) is arranged in a fence shape.

6. The artificial nose according to claim 1, wherein:

and an oxygen connecting pipe (5) communicated with the space (23) is arranged on the shell layer (21), and the oxygen connecting pipe (5) is connected with an oxygen absorption pipe so as to input oxygen from the outside.

7. The artificial nose according to claim 1, wherein:

the cover body (3) and the shell body layer (21) are provided with matched clamping structures and are connected in a clamping mode through the clamping structures.

8. The artificial nose according to claim 1, wherein:

the cover body (3) is provided with a sputum suction hole (31) and a sealing cover (32) which can detachably seal the sputum suction hole (31).

9. The artificial nose according to claim 8, wherein:

a sputum storage cavity (33) for collecting sputum is arranged on the cover body (3), and the sputum storage cavity (33) is communicated with the cavity (24); wherein, the sputum storage cavity is made of transparent material and is provided with scales.

10. The artificial nose according to claim 1, wherein:

the sleeve connecting pipe (1) is provided with a fixing band (6) for fixing the artificial nose on the neck of a user.

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