CN210873688U

CN210873688U - Oral and nasal cavity aerosol administration device

Info

Publication number: CN210873688U
Application number: CN201921357676.0U
Authority: CN
Inventors: 江松林; 戴泽远
Original assignee: Suzhou Beishu Medical Technology Co ltd
Current assignee: Suzhou Beishu Medical Technology Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-30
Anticipated expiration: 2029-08-21

Abstract

The utility model belongs to the technical field of drug delivery devices, in particular to a nasal cavity aerosol drug delivery device, which comprises a drug cartridge, wherein the top of the drug cartridge is fixedly connected with a first thread cover, the first thread cover is in threaded connection with an atomizing spray head, the side surface of the atomizing spray head is fixedly connected with a second thread cover, and the second thread cover is in threaded connection with a mask; the utility model discloses, through setting up spout and slider, be convenient for to the installation and the dismantlement of waste liquid bag, and then be convenient for clear up and change the waste liquid bag, the device adopts the fixed plate, the spout, the slider, first screw thread lid, the second screw thread lid, first external screw thread and second external screw thread, realized the collection of waste liquid and swiftly install and dismantle atomizer and gauze mask, the condition of liquid medicine backward flow has been avoided to first check valve and second check valve simultaneously, the quality of liquid medicine has been ensured, through setting up atomizer, the atomizing that has realized the liquid medicine sprays, whole device is rational in infrastructure, and easy operation, therefore, the clothes hanger is strong in practicability.

Description

Oral and nasal cavity aerosol administration device

Technical Field

The utility model belongs to the technical field of the ware of dosing, concretely relates to oral and nasal cavity aerosol ware of dosing.

Background

Chinese patent discloses a special nasal cavity drug delivery device for department of respiratory medicine (with the patent number of CN201520257920.1), which comprises a left nasal plug, a right nasal plug and a nasal clip, the two ends of the nose clip are respectively provided with a left spring plug and a right nose plug, the left nose plug and the right nose plug are respectively provided with a base and a medicine absorbing layer, the upper ends of the base and the medicine absorbing layer are provided with vent holes, the drug absorption layer is internally provided with a drug bottom layer, the drug bottom layer is provided with a drug layer, the base is internally provided with an inner bottom layer, the drug bottom layer is positioned on the inner bottom layer in the base, a gap is arranged between the base and the inner bottom layer, the bottom of the drug absorption layer is connected with the base, the drug absorption layer is provided with a plurality of drug permeation holes, the beneficial effects are as follows: simple structure, reasonable in design, convenient to use, and can guarantee that the medicine action time is long, and does not influence normal breathing when using, brought the convenience for the patient.

But the device is when in actual use, the patient is when using medicine, breathing in and giving vent to anger the in-process, lead to medicine spray backward flow easily, used medicine can mix with the medicine in the pipeline, greatly reduced the spray quality, and then be unfavorable for guaranteeing the drug therapy effect, and simultaneously, the device can't collect the spray after the use, lead to the spray liquid sinuous flow, be unfavorable for the comfort of guarantee patient treatment, and the device can only be single use the nasal cavity, use the limitation big.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an oral and nasal cavity aerosol drug delivery device, which has the characteristics of guaranteeing the treatment quality of drug spray and convenient use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ware is given to oral cavity and nasal cavity aerosol, includes the cartridge case, the first thread cover of the top fixedly connected with of cartridge case, first thread cover female connection has atomizer, atomizer's side fixedly connected with second thread cover, second thread cover female connection has the gauze mask, the first interface of bottom fixedly connected with of gauze mask, the honeycomb duct has been cup jointed in the first interface, the side fixedly connected with fixed plate of cartridge case, the spout has been seted up to the side of fixed plate, sliding connection has the slider in the spout, the side fixedly connected with waste liquid bag of slider, the venthole has been seted up at waste liquid bag's top.

Preferably, atomizer includes second external screw thread, first pipeline, first check valve, piston, hydraulic pressure chamber, spanner, round pin axle, second check valve, second pipeline, spring, casing and third pipeline, second external screw thread and first screw thread lid threaded connection, fixedly connected with casing on the second external screw thread, the casing has the spanner through round pin axle swing joint, the side fixedly connected with piston of spanner, hydraulic pressure chamber has been seted up to the side of casing, piston swing joint is in the hydraulic pressure intracavity, the top intercommunication in hydraulic pressure chamber has the second pipeline, wear to be equipped with first pipeline in the casing, the top intercommunication of first pipeline has the third pipeline, the third pipeline is linked together with the second pipeline, the side and the second screw thread lid fixed connection of casing.

Preferably, a first check valve is arranged on the first pipeline, and a second check valve is arranged on the third pipeline.

Preferably, the side surface of the piston is fixedly connected with a spring, and the other end of the spring is fixedly connected with the side surface of the inner wall of the hydraulic cavity.

Preferably, the sliding groove and the sliding block are T-shaped, and the sliding groove is matched with the sliding block.

Preferably, the side face of the mask is fixedly connected with a first external thread, and the first external thread is in threaded connection with a second threaded cover.

Preferably, the surface of the cartridge is provided with a scale.

Preferably, the cartridge is of a transparent design, and the number of the air outlets is not less than three.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through setting up spout and slider, be convenient for to the installation and the dismantlement of waste liquid bag, and then be convenient for clear up and change waste liquid bag, through setting up first external screw thread and second screw thread lid, be convenient for the installation and the dismantlement of gauze mask and atomizer, and then be convenient for install nasal cavity and use with the shower nozzle, through the installation of first interface and second interface be convenient for to the honeycomb duct, and then realize the connection of gauze mask and waste liquid bag, avoid the liquid medicine scattering the condition of not good clearance, the device adopts fixed plate, spout, slider, first screw thread lid, second screw thread lid, first external screw thread and second external screw thread, realized the collection of waste liquid and swiftly installed and dismantled to atomizer and gauze mask, the condition of liquid medicine backward flow has been avoided to first check valve and second check valve simultaneously, the quality of liquid medicine has been ensured, through setting up atomizer, realize the atomizing injection to the liquid medicine, the whole device is reasonable in structure, simple to operate and high in practicability.

2. The utility model discloses, observe cartridge case liquid medicine volume and the use amount that sprays through setting up scale person of facilitating the use, be convenient for in time add the liquid medicine to the cartridge case, elasticity with the help of spring, under the condition that the piston is not atress, it resumes the normal position to drive the spanner, atomizer is used for atomizing the liquid medicine and sprays, pull the spanner left, make the piston push away to hydraulic pressure chamber the inside, the piston of motion compresses the spring, when loosening the spanner, the piston is pushed away toward hydraulic pressure chamber outside again, two strokes in piston business turn over hydraulic pressure chamber can constitute a complete pump cycle, venthole person convenient to use exhales, through setting up first thread cover and second external screw thread, can realize the installation and the dismantlement to atomizer, and then when atomizer breaks down, be convenient for change atomizer.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

fig. 2 is a schematic structural view of the slider in the present invention;

fig. 3 is a schematic structural view of the mask of the present invention;

FIG. 4 is a schematic structural view of an atomizing nozzle according to the present invention;

in the figure: 1. a cartridge; 2. a graduated scale; 3. a slider; 4. a chute; 5. a first threaded cap; 6. an atomizing spray head; 601. a second external thread; 602. a first conduit; 603. a first check valve; 604. a piston; 605. a hydraulic chamber; 606. a wrench; 607. a pin shaft; 608. a second one-way valve; 609. a second conduit; 610. a spring; 611. a housing; 612. a third pipeline; 7. a second threaded cap; 8. a mask; 9. a first interface; 10. a flow guide pipe; 11. an air outlet; 12. a second interface; 13. a waste liquid bag; 14. a fixing plate; 15. a first external thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a mouth and nose cavity aerosol administration device comprises a drug cartridge 1, wherein a first threaded cover 5 is fixedly connected to the top of the drug cartridge 1, an atomizer 6 is connected to the inner thread of the first threaded cover 5, the atomizer 6 can be installed and detached by arranging the first threaded cover 5 and a second external thread 601, the atomizer 6 is convenient to replace when the atomizer 6 breaks down, a second threaded cover 7 is fixedly connected to the side surface of the atomizer 6, a mask 8 is connected to the inner thread of the second threaded cover 7, a first interface 9 is fixedly connected to the bottom of the mask 8, a flow guide pipe 10 is sleeved in the first interface 9, the flow guide pipe 10 is convenient to install by the first interface 9 and a second interface 12, the connection between the mask 8 and a waste liquid bag 13 is realized, the situation that liquid medicine is not scattered and is not well cleaned is avoided, a fixing plate 14 is fixedly connected to the side surface of the drug cartridge 1, spout 4 has been seted up to the side of fixed plate 14, sliding connection has slider 3 in spout 4, slider 3's side fixedly connected with waste liquid bag 13, venthole 11 has been seted up at waste liquid bag 13's top, venthole 11 person of facilitating the use exhales, the device adopts fixed plate 14, spout 4, slider 3, first screw cap 5, second screw cap 7, first external screw thread 15 and second external screw thread 601, realized the collection of waste liquid and swiftly install and dismantle atomizer 6 and gauze mask 8, the condition of liquid medicine backward flow has been avoided to first check valve 603 and second check valve 608 simultaneously, the quality of liquid medicine has been ensured, through setting up atomizer 6, realized the atomizing injection to the liquid medicine, whole device is rational in infrastructure, and easy operation, therefore, the clothes hanger is strong in practicability.

Specifically, the atomizer 6 includes a second external thread 601, a first pipe 602, a first check valve 603, a piston 604, a hydraulic cavity 605, a wrench 606, a pin 607, a second check valve 608, a second pipe 609, a spring 610, a housing 611, and a third pipe 612, the second external thread 601 is in threaded connection with the first threaded cap 5, the housing 611 is fixedly connected to the second external thread 601, the housing 611 is movably connected to the wrench 606 through the pin 607, the piston 604 is fixedly connected to a side surface of the wrench 606, the hydraulic cavity 605 is opened at a side surface of the housing 611, the piston 604 is movably connected to the hydraulic cavity 605, the second pipe 609 is communicated to a top of the hydraulic cavity 605, the first pipe 602 is inserted into the housing 611, the third pipe 612 is communicated to a top of the first pipe 602, the third pipe 612 is communicated to the second pipe 609, a side surface of the housing 611 is fixedly connected to the second threaded cap 7, the atomizer 6 is used for atomizing and spraying the liquid medicine, the spring 610 is matched with the piston 604, the wrench 606 is pulled leftwards, the piston 604 is pushed towards the inside of the hydraulic cavity 605, the moving piston 604 compresses the spring 610, when the wrench 606 is loosened, the piston 604 is pushed towards the outside of the hydraulic cavity 605, two strokes of the piston 604 in and out of the hydraulic cavity 605 can form a complete pump cycle, in the upward stroke of the wrench 606, the spring 610 pushes the piston 604 outwards to enlarge the volume of the hydraulic cavity 605, so that the liquid in the medicine cartridge 1 is sucked into the hydraulic cavity 605 through the first pipeline 602 and the third pipeline 612, in the downward stroke of the wrench 606, the piston 604 is pushed inwards to compress the volume of the hydraulic cavity 605, so that the liquid medicine is pressed out of the hydraulic cavity 605, and the liquid medicine is atomized and sprayed into the inlet cover 8 through the second pipeline 609, and the treatment of the oral cavity and the nasal cavity of a patient is facilitated.

Specifically, a first one-way valve 603 is arranged on the first pipeline 602, a second one-way valve 608 is arranged on the third pipeline 612, the first one-way valve 603 and the second one-way valve 608 can prevent backflow of liquid medicine, residence time of the liquid medicine is guaranteed, and meanwhile, the breathing of a user is facilitated through the matching of the air outlet 11.

Specifically, a spring 610 is fixedly connected to a side surface of the piston 604, and the other end of the spring 610 is fixedly connected to a side surface of the inner wall of the hydraulic cavity 605, and the wrench 606 is driven to return to the original position by the elasticity of the spring 610 under the condition that the piston 604 is not stressed.

Specifically, spout 4 and slider 3's shape is the T shape, spout 4 and slider 3 looks adaptation are convenient for through setting up spout 4 and slider 3 to the installation and the dismantlement of waste liquid bag 13, and then are convenient for clear up and change waste liquid bag 13.

Specifically, the first external screw thread 15 of side fixedly connected with of gauze mask 8, first

external screw thread

15 and 7 threaded connection of second screw thread lid through setting up first external screw thread 15 and second screw thread lid 7, are convenient for to the installation and the dismantlement of gauze mask 8 and atomizer 6, and then are convenient for install the nasal cavity and use the shower nozzle, and the practicality is strong.

Specifically, the surface of cartridge case 1 is provided with

scale

2, and 1 liquid medicine volume of cartridge case and the use amount of spraying are observed to scale 2 person of being convenient for, are convenient for in time add the liquid medicine in to cartridge case 1.

Specifically, the medicine cylinder 1 is in a transparent design, and the number of the air outlet holes 11 is not less than three.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, at first fix waste liquid bag 13 on fixed plate 14 through spout 4 and slider 3, then install honeycomb duct 10 through first interface 9 and second interface 12, realize being connected between waste liquid bag 13 and gauze mask 8, then cover user's oral area with gauze mask 8, promote spanner 606, in spanner 606 upstroke, spring 610 is outwards pushed piston 604, the volume of hydraulic pressure chamber 605 has been enlarged, thereby inhale hydraulic pressure chamber 605 with the liquid in cartridge case 1 through first pipeline 602 and third pipeline 612, in spanner 606 downstroke, piston 604 is pushed inwards, the volume of hydraulic pressure chamber 605 has been compressed, thereby extrude the liquid medicine from hydraulic pressure chamber 605, make the liquid medicine advance to atomize and spray in oral cover 8 through the second pipeline 609, treat user's oral cavity, when needing to treat user's nasal cavity, make second thread lid 7 separate with first external screw thread 15, it can to change the nasal cavity shower nozzle, when atomizer 6 broke down, makes first screw cap 5 and the separation of second external screw thread 601, changes atomizer 6 can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An oral and nasal aerosol dispenser comprising a cartridge (1), characterized in that: the utility model discloses a traditional medicine powder injection device, including cartridge case (1), first thread cover (5) of top fixedly connected with of cartridge case (1), first thread cover (5) female connection has atomizer (6), side fixedly connected with second thread cover (7) of atomizer (6), second thread cover (7) female connection has gauze mask (8), the first interface of bottom fixedly connected with (9) of gauze mask (8), honeycomb duct (10) have been cup jointed in first interface (9), side fixedly connected with fixed plate (14) of cartridge case (1), spout (4) have been seted up to the side of fixed plate (14), sliding connection has slider (3) in spout (4), the side fixedly connected with waste liquid bag (13) of slider (3), venthole (11) have been seted up at the top of waste liquid bag (13).

2. The oral nasal aerosol dispenser of claim 1, wherein: the atomizing nozzle (6) comprises a second external thread (601), a first pipeline (602), a first check valve (603), a piston (604), a hydraulic cavity (605), a wrench (606), a pin shaft (607), a second check valve (608), a second pipeline (609), a spring (610), a shell (611) and a third pipeline (612), wherein the second external thread (601) is in threaded connection with a first thread cover (5), the second external thread (601) is fixedly connected with the shell (611), the shell (611) is movably connected with the wrench (606) through the pin shaft (607), the side of the wrench (606) is fixedly connected with the piston (604), the side of the shell (611) is provided with the hydraulic cavity (605), the piston (604) is movably connected in the hydraulic cavity (605), the top of the hydraulic cavity (605) is communicated with a second pipeline (609), and the first pipeline (602) penetrates through the shell (611), the top of the first pipeline (602) is communicated with a third pipeline (612), the third pipeline (612) is communicated with the second pipeline (609), and the side surface of the shell (611) is fixedly connected with the second threaded cover (7).

3. The oral nasal aerosol dispenser of claim 2, wherein: a first one-way valve (603) is arranged on the first pipeline (602), and a second one-way valve (608) is arranged on the third pipeline (612).

4. The oral nasal aerosol dispenser of claim 2, wherein: the side of the piston (604) is fixedly connected with a spring (610), and the other end of the spring (610) is fixedly connected with the side of the inner wall of the hydraulic cavity (605).

5. The oral nasal aerosol dispenser of claim 1, wherein: the shapes of the sliding groove (4) and the sliding block (3) are T-shaped, and the sliding groove (4) is matched with the sliding block (3).

6. The oral nasal aerosol dispenser of claim 1, wherein: the side face of the mask (8) is fixedly connected with a first external thread (15), and the first external thread (15) is in threaded connection with a second threaded cover (7).

7. The oral nasal aerosol dispenser of claim 1, wherein: the surface of the medicine cylinder (1) is provided with a graduated scale (2).

8. The oral nasal aerosol dispenser of claim 1, wherein: the medicine cylinder (1) is in a transparent design, and the number of the air outlet holes (11) is not less than three.