Disposable airway humidifying device

Abstract

The utility model discloses a disposable airway humidifying device, relates to airway humidifying equipment technical field, including trachea cannula, heat preservation cover and humidifying pump, the head of trachea cannula is equipped with the air entraining tube that protrudes out of wearing lug, the air entraining tube has the air entraining mouth, the fabric cover net of heat preservation cover covers on the air entraining mouth, and the humidifying pump is equipped with the air entraining mouth. A liquid guide pipe of the humidifying pump penetrates through the fabric cover net and extends into the air guide pipe. According to the disposable airway humidifying device, liquid medicine is injected into the trachea cannula through the humidifying pump, and meanwhile, the fabric cover net is arranged at an inducing opening of the air entraining tube of the trachea cannula and has the function of preserving heat and moisture of air and the liquid medicine in the air entraining tube; the technical problem that existing airway humidifying equipment is insufficient in heating and humidifying functions is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to airway humidification equipment technical field, concretely relates to a disposable airway humidification device. BACKGROUND

[0002] Tracheotomy is the emergency effective treatment measure taken when relieving respiratory tract obstruction and rescuing patient's life. The inhaled gas of normal human respiratory tract has the functions of humidification and warming, the cut airway not only lacks this defense function, but also causes respiratory cilia movement failure, cough reflex weakening, even disappearance, leading to sputum thickening, scabbing, and increasing respiratory tract infection opportunity. If the airway is not humidified at this time, the patient's wound healing may be delayed, the hospitalization time is prolonged, and the patient's pain is increased.

[0003] The disposable airway humidification device with the patent number application number 201420012388.2 realizes portable infusion by the mutual cooperation of the shell, the liquid storage balloon and the supporting column, and realizes airway humidification of the patient by continuously flowing the liquid in the liquid storage balloon into the patient's airway through the liquid guide pipe and the tracheal cannula.

[0004] In the prior art, the position of the tracheal cannula is not further optimized for heat preservation and moisture retention, the warming and humidification functions are insufficient, the patient may still have severe cough, even tracheal capillary rupture and bleeding, resulting in the patient consuming a lot of physical strength, suffering a lot of pain, and being not conducive to the body recovery.

[0005] Therefore, it is necessary to provide a disposable airway humidification device to solve or at least alleviate the above problems. UTILITY MODEL CONTENT

[0006] The utility model mainly aims at providing a disposable airway humidification device, and aims at solving the technical problem of insufficient warming and humidification function of the existing airway humidification equipment.

[0007] To achieve the above purpose, the utility model provides a disposable airway humidification device, which comprises a tracheal cannula, a heat preservation cover and a humidification pump, the head of the tracheal cannula is provided with a gas guide pipe arranged with a wearing lug, the gas guide pipe has a gas guide port, the fabric cover net of the heat preservation cover is used for covering the gas guide port, and the liquid guide pipe of the humidification pump penetrates through the fabric cover net and extends into the gas guide pipe.

[0008] Further, the wetting pump comprises a pump body and a liquid guide pipe, the pump body comprises a shell and a support column and a liquid storage balloon arranged in the shell, an opening is arranged at the end of the first end of the shell, the opening is communicated with the liquid guide pipe, the second end of the shell is closed, the liquid guide pipe is a three-way pipe, the liquid guide pipe is sequentially provided with a medicine inlet and outlet port, a liquid injector port and a medicine outlet port; the first end of the support column is installed at the opening and communicated with the medicine inlet and outlet port of the liquid guide pipe, the second end of the support column is closed and contained in the shell, the support column is a hollow column, and a plurality of small holes are arranged on the surface of the support column; the liquid storage balloon is fixed at both ends of the support column, and the liquid storage balloon is communicated with the inside of the support column through the plurality of small holes on the surface of the support column.

[0009] Further, the heat preservation cover comprises a cover sleeve and the fabric cover net, the fabric cover net is arranged on the top of the cover sleeve, the cover sleeve is detachably sleeved on the air guide pipe, the fabric cover net is used for covering the air guide pipe, and the fabric cover net is provided with a through hole for the liquid guide pipe to pass through.

[0010] Further, the bottom end of the cover sleeve abuts against the wearing lug, the cover sleeve is provided with a buckle foot, the two buckle feet are oppositely arranged along the radial direction of the cover sleeve, the first end of the buckle foot is connected with the cover sleeve, and the second end of the buckle foot extends outward and is used for being connected with the wearing lug.

[0011] Further, the bottom end of the cover sleeve abuts against the wearing lug, the circumferential wall surface of the cover sleeve is provided with an axial positioning bayonet, the positioning bayonet penetrates the side wall surface of the cover sleeve, and the circumferential outer wall surface of the air guide pipe is provided with an elastic buckle, the cover sleeve is detachably sleeved on the air guide pipe through cooperation of the elastic buckle and the positioning bayonet. The positioning bayonet is arranged close to the bottom.

[0012] Further, the circumferential surface of the air guide pipe is provided with an external thread, the circumferential inner wall surface of the cover sleeve is provided with an internal thread matched with the external thread, and the cover sleeve knob is on the air guide pipe.

[0013] Further, the heat preservation cover further comprises a pressing cover ring used for pressing the fabric cover net on the top end surface of the cover sleeve.

[0014] Further, the fabric cover net is bonded on the top end surface of the cover sleeve.

[0015] Further, the fabric cover net is arranged on the top of the cover sleeve and covers the circumferential outer wall surface of the cover sleeve, and the heat preservation cover further comprises a tightening ring used for being sleeved on the circumferential outer wall surface of the cover sleeve and pressing the fabric cover net on the circumferential wall surface of the cover sleeve.

[0016] Further, the cover sleeve is provided with a mounting rack for placing the liquid guide pipe, and the overhanging mounting end of the mounting rack is arranged correspondingly to the through hole.

[0017] Further, the fabric cover net is one of a non-woven fabric filter net, a spray cloth filter net or a fabric filter net.

[0018] Further, the humidification pump comprises a pump body and a liquid guide pipe, and the liquid guide pipe is arranged at the output port of the pump body.

[0019] Compared with the prior art, the disposable airway humidification device has the following beneficial effects:

[0020] The disposable airway humidification device comprises a tracheal cannula, a heat preservation cover and a humidification pump, the head of the tracheal cannula is provided with a gas guide pipe arranged in a protruding wearing lug, the gas guide pipe has a gas guide port, the fabric cover net of the heat preservation cover covers the gas guide port, the liquid guide pipe of the humidification pump penetrates through the fabric cover net and extends into the gas guide pipe, the heat preservation cover is arranged on the gas guide pipe and covers the gas guide port through the fabric cover net, and the liquid guide pipe of the humidification pump penetrates through the fabric cover net and extends into the gas guide pipe, when the patient wearing the tracheal cannula is used, the humidification pump is used for injecting the liquid medicine into the tracheal cannula, meanwhile, the fabric cover net is arranged on the gas guide port of the tracheal cannula, and the fabric cover net has the function of heat preservation and moisture retention for the gas and the liquid medicine in the gas guide pipe, so that the technical problem of insufficient heating and humidification function of the existing airway humidification equipment is solved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained from the structures shown in the drawings without creative labor.

[0022] Figure 1 It is an explosion schematic view of the disposable airway humidification device in one embodiment of the present application;

[0023] Figure 2 It is an explosion schematic view of the disposable airway humidification device in one embodiment of the present application; Figure 1 It is an enlarged view of A in the middle;

[0024] Figure 3 It is a three-dimensional structure schematic view of the disposable airway humidification device in one embodiment of the present application;

[0025] Figure 4The explosion schematic view two of the disposable airway humidifying device in one embodiment of the utility model;

[0026] Figure 5 The structure schematic view of the humidifying pump in one embodiment of the utility model.

[0027] Legend:

[0028] 100, disposable airway humidifying device, 10, tracheal cannula, 11, wearing lug, 12, air guide tube, 121, elastic buckle, 20, heat preservation cover, 21, fabric cover net, 22, cover sleeve, 221, buckle foot, 222, positioning bayonet, 30, humidifying pump, 31, pump body, 32, liquid guide pipe.

[0029] The utility model discloses the realization, function characteristics and advantages will be further explained with reference to the embodiment. Specific embodiments

[0030] It should be understood that the specific embodiments described herein are merely intended to explain the utility model and not to limit the utility model.

[0031] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0032] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative position relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0033] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features with "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist and is not within the protection scope required by the utility model.

[0034] Please refer to the drawings Figure 1 , Figure 2 ,Figure 3 、 Figure 4 and Figure 5 The utility model provides a disposable airway humidification device 100, including tracheal cannula 10, heat preservation cover 20 and humidification pump 30, the head of tracheal cannula 10 is equipped with the air guide pipe 12 of arrangement protruding from wearing lugs 11, the air guide pipe 12 has air guide mouth, the fabric cover net 21 of heat preservation cover 20 is used to cover on air guide mouth, the liquid guide pipe 32 of humidification pump 30 passes through fabric cover net 21 and extends into air guide pipe 12.

[0035] The utility model provides a disposable airway humidification device 100, including tracheal cannula 10, heat preservation cover 20 and humidification pump 30, the head of tracheal cannula 10 is equipped with the air guide pipe 12 of arrangement protruding from wearing lugs 11, the air guide pipe 12 has air guide mouth, the fabric cover net 21 of heat preservation cover 20 is used to cover on air guide mouth, the liquid guide pipe 32 of humidification pump 30 passes through fabric cover net 21 and extends into air guide pipe 12, in the use of tracheal cannula 10 wearing patient of tracheal incision, injects the medicinal liquid to tracheal cannula 10 through humidification pump 30, and simultaneously because the air guide pipe 12 of tracheal cannula 10 is arranged with fabric cover net 21 on air guide mouth, fabric cover net 21 has the function of heat preservation and moisture retention to the gas and medicinal liquid in air guide pipe 12, solves the technical problem of the insufficient warming, humidification function of existing airway humidification equipment.

[0036] It can be understood that in the utility model, tracheal cannula 10 cannot be directly transferred to other patients for use after being used by a single patient, and is a disposable device.

[0037] It can be understood that tracheal cannula 10 can be a tracheal cannula assembly purchased on the market, wherein tracheal cannula 10 has wearing lug 11 and air guide pipe 12. In the utility model, wearing lug 11 is oval, wearing hole is arranged on both sides of the wide direction of wearing lug 11, and air guide pipe 12 is arranged on the center line of wearing lug 11.

[0038] Further, the humidification pump comprises a pump body and a liquid guide pipe, the pump body comprises a shell and a support column and a liquid storage balloon arranged in the shell, an opening is arranged at the end of the first end of the shell, the opening is communicated with the liquid guide pipe, the second end of the shell is closed, the liquid guide pipe is a three-way pipe, the liquid guide pipe is sequentially provided with a medicine inlet and outlet port, a liquid injector port and a medicine outlet port; the first end of the support column is installed at the opening and communicated with the medicine inlet and outlet port of the liquid guide pipe, the second end of the support column is closed and contained in the shell, the support column is a hollow column, a plurality of small holes are arranged on the surface of the support column; the liquid storage balloon is fixed at the two ends of the support column respectively, and communicated with the inside of the support column through the plurality of small holes on the surface of the support column. Optionally, the liquid storage balloon is a plastic balloon, and the liquid can be automatically discharged through the elastic recovery capacity of the plastic balloon and / or the gas pressure between the plastic balloon and the shell; optionally, the shell is a plastic shell, a one-way valve is arranged on the plastic shell, and the gas between the plastic balloon and the shell can be worked by pressing the plastic valve, so that the liquid is finally discharged.

[0039] Understandably, in the utility model, the humidification pump cannot be directly transferred to other patients for use after being used by a single patient, and is a disposable device.

[0040] Further, the heat preservation cover 20 comprises a cover sleeve 22 and the fabric cover net 21, the fabric cover net 21 is arranged at the top of the cover sleeve 22, the cover sleeve 22 is detachably sleeved on the air guide pipe 12, the fabric cover net 21 is used for covering the air inlet, and the fabric cover net 21 is provided with a through hole for the liquid guide pipe 32 to pass through. Understandably, in the utility model, the inner diameter of the cover sleeve 22 is slightly larger than the outer diameter of the air guide pipe 12, and the cover sleeve 22 is gap-fitted and sleeved on the air guide pipe 12. Specifically, the fabric cover net 21 is arranged at the top of the cover sleeve 22, the fabric cover net 21 covers the air inlet when the cover sleeve 22 is sleeved on the air guide pipe 12, and the heat preservation and moisture preservation of the airflow and the medicine water in the tracheal cannula 10 are realized.

[0041] Further, the bottom end of the cover sleeve 22 abuts against the wearing lug 11, the cover sleeve 22 is provided with a buckle foot 221, the two buckle feet 221 are oppositely arranged along the radial direction of the cover sleeve 22, the first end of the buckle foot 221 is connected with the cover sleeve 22, and the second end of the buckle foot 221 extends outward and is arranged to be connected with the wearing lug 11. Understandably, in an embodiment of the utility model, the cover sleeve 22 is sleeved on the air guide pipe 12 and abuts against the wearing lug 11 at the bottom end, then the second end of the buckle foot 221 is bent to tightly embrace the wearing lug 11, the positioning of the cover sleeve 22 is realized, and the fabric cover net 21 stably covers the air inlet.

[0042] Further, the bottom end of the cover sleeve 22 abuts against the wearing lug 11, and the circumferential wall surface of the cover sleeve 22 is provided with an axial positioning notch 222 penetrating through the side wall surface of the cover sleeve 22, and the circumferential outer wall surface of the air guide pipe 12 is provided with an elastic buckle 121, and the cover sleeve 22 is detachably sleeved on the air guide pipe 12 through cooperation of the elastic buckle 121 and the positioning notch 222. Understandably, the elastic buckle 121 and the positioning notch 222 are correspondingly arranged, and in the utility model, the positioning notch 222 can be arranged close to the bottom of the cover sleeve 22, or the positioning notch 222 can be arranged on the top or middle part of the cover sleeve 22, so as to facilitate operation and ensure stability of assembly.

[0043] In an embodiment of the utility model, the positioning notch 222 is a rectangular through slot, the elastic buckle 121 is an elastic wedge-shaped block arranged on the circumferential outer wall surface of the air guide pipe 12, the bottom of the elastic wedge-shaped block is used for clamping the slot bottom of the rectangular through slot, and the cover sleeve 22 can slide upward along the axial direction when the elastic wedge-shaped block is deformed under the pressing force.

[0044] Further, the circumferential surface of the air guide pipe 12 is provided with external threads, the circumferential inner wall surface of the cover sleeve 22 is provided with internal threads for cooperating with the external threads, and the cover sleeve knob is on the air guide pipe. In the utility model, the cover sleeve 22 is connected through thread cooperation with the air guide pipe 12, so as to avoid that the cover sleeve 22 directly slides out.

[0045] Understandably, in the utility model, there are various ways for arrangement of the fabric cover net 21, the heat preservation cover 20 further comprises a pressing cover ring for pressing the fabric cover net 21 on the top end surface of the cover sleeve 22, or the fabric cover net 21 is bonded on the top end surface of the cover sleeve 22, or the fabric cover net 21 is arranged on the top of the cover sleeve 22 and covers the circumferential outer wall surface of the cover sleeve 22, and the heat preservation cover 20 further comprises a tightening ring for being sleeved on the circumferential outer wall surface of the cover sleeve 22 to press the fabric cover net 21 on the circumferential wall surface of the cover sleeve 22.

[0046] Further, in order to avoid that the output end of the liquid guide pipe 32 swings to generate disturbance or damage the fabric cover net 21, the cover sleeve 22 is provided with a mounting rack for placing the liquid guide pipe 32, and the overhanging mounting end of the mounting rack is correspondingly arranged with the through hole.

[0047] Further, the fabric cover net 21 is one of a non-woven fabric filter screen, a spray cloth filter screen or a fabric filter screen. Understandably, the fabric cover net 21 in the utility model can be the same as the material and density of the mask net, and the main principle realized is similar to the heat preservation and moisture retention functions of the mask net.

[0048] Further, the humidification pump 30 comprises a pump body 31 and a liquid guide pipe 32 arranged at the output port of the pump body 31. The infusion pump can be an electric pump, a manual pressure pump or an automatic infusion pump.

[0049] Please refer to Figure 5 The pump body 31 of the humidification pump 30 comprises a shell and a support column arranged in the shell. The first end of the shell is provided with an opening for communicating with the end of the liquid guide pipe 32. The interior of the shell is provided with the support column and a liquid storage balloon wrapped on the surface of the support column. The support column is a hollow column, and the surface is provided with a plurality of small holes which communicate between the support column and the liquid storage balloon and the hollow interior of the support column. The first end of the support column is fixed on the opening of the shell, and the first end of the support column is designed as an open structure and communicates with the opening. The second end of the support column is designed as a closed structure. Specifically, the liquid storage balloon is a soft skin layer and is spherical after being filled with liquid. The two ends of the liquid storage balloon are fixed on the two ends of the support column, and the area between the outer wall of the liquid storage balloon and the inner wall of the shell is sealed. In the specific implementation, the support column is an extendable column structure, and the support column comprises a base section and an extension section. The first end of the base section is fixed at the opening, and the fixed end of the extension section is fixed on the second end of the base section. The extension section can be accommodated in the base section, and the extension end of the extension section is suspended in the shell.

[0050] In the utility model, the shell is made of hard material, which can protect the liquid storage balloon from external impact and extrusion, prevent the liquid storage balloon from being broken, and provide a vacuum environment to ensure that the air in the shell can provide a pushing force for the liquid storage balloon after the liquid storage balloon is filled with liquid. When the liquid needs to be filled, the medicine inlet and outlet communicates with the liquid injector port. Under the action of the syringe, the liquid is pressed into the liquid storage balloon through the medicine inlet and outlet of the liquid guide pipe. At this time, the volume of the liquid storage balloon gradually increases, and the air in the closed shell is compressed. When the liquid fills the liquid storage balloon, the state is as shown in Figure 5 When the liquid is injected, the medicine inlet and outlet communicates with the medicine outlet. The flow power of the liquid comes from the extrusion of the gas in the shell, and the shell does not need to be placed at a position higher than the affected area for drug delivery. The patient carries conveniently, and the drug delivery is stable and continuous.

[0051] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model. Any equivalent structure or equivalent process transformation based on the content of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A disposable airway humidification device, characterized in that, Includes endotracheal tube, insulation cover, and humidification pump. The tracheostomy tube has a protruding air intake tube at its head, which is positioned beyond the wearing lug. The air intake tube has an air intake port. The fabric cover of the heat-insulating cover is used to cover the air inlet, and the liquid guide tube of the humidification pump passes through the fabric cover and extends into the air inlet.

2. The disposable airway humidification device according to claim 1, characterized in that, The humidification pump includes a pump body and a liquid guide pipe. The pump body includes a housing, a support column and a liquid storage bladder disposed within the housing. An opening is provided at a first end of the housing, which communicates with the liquid guide pipe. The second end of the housing is closed. The liquid guide tube is a three-way tube, and the liquid guide tube is provided with a drug inlet / outlet, a liquid injector outlet and a drug outlet in sequence. The first end of the support column is installed at the opening and communicates with the inlet and outlet of the liquid guide tube. The second end of the support column is closed and contained in the shell. The support column is a hollow column and has multiple small holes on its surface. The two ends of the reservoir balloon are fixed to the two ends of the support column, and it communicates with the interior of the support column through multiple small holes on the surface of the support column.

3. The disposable airway humidification device according to any one of claims 1 or 2, characterized in that, The heat-insulating cover includes a cover sleeve and a fabric cover net, the fabric cover net being disposed at the top of the cover sleeve. The cover sleeve is detachably fitted onto the air inlet tube, the fabric cover net is used to cover the air inlet, and the fabric cover net is provided with a through hole for the liquid guide tube to pass through.

4. The disposable airway humidification device according to claim 3, characterized in that, The bottom end of the cover sleeve abuts against the wearing lug. The cover sleeve is provided with buckle feet, and two buckle feet are arranged opposite each other along the radial direction of the cover sleeve. The first end of the buckle foot is connected to the cover sleeve, and the second end of the buckle foot extends outward to be connected to the wear lug.

5. The disposable airway humidification device according to claim 3, characterized in that, The bottom end of the cover sleeve abuts against the wearing lug. The cover sleeve has axially arranged positioning slots on its circumferential wall surface, and the positioning slots penetrate the side wall surface of the cover sleeve. An elastic buckle is protruding on the outer circumferential wall of the air intake tube. The elastic buckle cooperates with the positioning slot to allow the cover sleeve to be detachably fitted onto the air intake tube.

6. The disposable airway humidification device according to claim 3, characterized in that, The circumferential surface of the air intake tube is provided with an external thread, and the inner circumferential wall surface of the cover sleeve is provided with an internal thread for engaging with the external thread. The cover sleeve knob is on the air intake tube.

7. The disposable airway humidification device according to claim 3, characterized in that, The heat-insulating cover also includes a pressure ring for pressing the fabric cover mesh against the top end face of the cover sleeve.

8. The disposable airway humidification device according to claim 3, characterized in that, The fabric cover mesh is adhered to the top end face of the cover sleeve.

9. The disposable airway humidification device according to claim 3, characterized in that, The fabric cover net is disposed at the top of the cover sleeve and covers the outer circumferential wall surface of the cover sleeve. The heat-insulating cover also includes a tightening ring for pressing the fabric cover mesh onto the circumferential wall of the cover sleeve.

10. The disposable airway humidification device according to claim 3, characterized in that, The cover sleeve is provided with a mounting bracket for placing the liquid guide tube, and the cantilevered mounting end of the mounting bracket is arranged corresponding to the through hole.

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