CN216319301U

CN216319301U - Drug delivery device for indacaterol

Info

Publication number: CN216319301U
Application number: CN202120668516.9U
Authority: CN
Inventors: 陈桂平
Original assignee: Nanjing Anhuai Innovative Drug Research Institute Co ltd
Current assignee: Nanjing Anhuai Innovative Drug Research Institute Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2022-04-19
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a drug delivery device for indacaterol, which comprises a shell and an atomizing nozzle, wherein the atomizing nozzle is in a mask type or a suction nozzle type; the bottom of the shell is provided with a battery, a medicine storage cavity is arranged above the battery, the bottom of the medicine storage cavity is provided with a first medicine conveying pipe, a solenoid valve and a flowmeter are arranged below the first medicine conveying pipe, a second medicine conveying pipe is connected with the flowmeter and the atomization cavity, the atomization cavity is provided with an atomization channel, and the atomization channel is provided with a speed adjusting mechanism and a heating mechanism from bottom to top; the utility model is provided with the electromagnetic valve and the flowmeter, realizes intermittent administration, does not waste medicine, is provided with the heating device to properly heat the atomized medicine, does not stimulate a respiratory system, is more comfortable to use, is convenient for the adjustment of the atomization speed due to the arrangement of the speed adjusting mechanism, is convenient for dismounting and mounting the atomization nozzle due to the arrangement of the buckle mechanism, and has good practicability; the utility model has the advantages of simple structure, convenient carrying, adjustable drug delivery speed, convenient and comfortable use, no drug waste, good practicability and strong applicability.

Description

Drug delivery device for indacaterol

Technical Field

The utility model relates to the technical field of atomization drug delivery, in particular to a drug delivery device for indacaterol.

Background

Indacaterol belongs to long-acting inhaled beta 2 receptor agonists (LABA), is suitable for the maintenance therapy of adult Chronic Obstructive Pulmonary Disease (COPD) patients, the administration mode of indacaterol includes tablet and atomization, wherein the atomization inhalation therapy is a commonly used method for treating respiratory system diseases, so that the medicament directly acts on the focus part, and has obvious quick-acting action and positioning action; the existing atomization drug delivery device has a complex structure and is inconvenient to carry; in addition, the atomization drug delivery device is in a continuous atomization drug delivery mode, is not suitable for the breathing rhythm of a human body, can cause the waste of drugs during use, cannot well control the atomization speed, and influences the comfort and the treatment effect of a user.

Disclosure of Invention

In order to solve the problems, the utility model discloses a drug delivery device for indacaterol, which has the advantages of simple structure, convenience in carrying, adjustable drug delivery speed, convenience and comfort in use and no drug waste.

In order to achieve the above object, the present invention provides a drug delivery device for indacaterol, comprising a housing and an atomizer, wherein the atomizer is a mask-type atomizer or a nozzle-type atomizer; the casing bottom is equipped with the battery, the battery top is equipped with the medicine storage chamber, the medicine storage intracavity is equipped with the medicine bottle, the medicine bottle is arranged upside down in the medicine storage intracavity, medicine storage chamber bottom structure is suitable for with medicine bottle top structure, medicine storage chamber bottom is equipped with first medicine conveying pipe, first medicine conveying pipe below is equipped with solenoid valve and flowmeter, first medicine conveying pipe is connected medicine bottle and solenoid valve, second medicine conveying pipe is connected to the flowmeter, second medicine conveying pipe connects the atomizing chamber, be equipped with atomizing passageway on the atomizing chamber, atomizing passageway is from supreme speed adjusting mechanism, heating mechanism of being equipped with in proper order down, the casing upper end is equipped with first boss and second boss, atomizing passageway runs through second boss center department, first boss edge is equipped with one, two or more buckle mechanism, atomizer is connected with the casing upper end, atomizer's bottom structure and casing upper end structure phase-match.

Furthermore, a plurality of springs are arranged above the medicine bottle, the upper ends of the springs are fixedly connected with a fixing plate, the fixing plate is fixed at the top in the shell, and the lower ends of the springs are fixedly connected with a positioning plate; the locating plate jack-up is gone into to the medicine bottle bottom, then after putting into the storage medicine chamber, the locating plate gives the decurrent thrust of medicine bottle along with the spring downwards, makes the medicine bottle stabilize and arranges the storage medicine intracavity in.

Furthermore, the side surface of the first medicine conveying pipe is connected with a vent pipe, and the vent pipe is connected with the atmosphere; so that the medicine can automatically flow down without other forces.

Further, a sealing cover is arranged on the medicine bottle, and the sealing cover is made of rubber or latex; the first medicine conveying pipe can penetrate through the sealing cover and is liquid-tight, and the medicine bottle is convenient to mount and dismount.

Furthermore, the speed adjusting mechanism comprises a first splitter plate and a second splitter plate, the first splitter plate is fixedly connected inside the atomizing channel, and a plurality of through holes are formed in the first splitter plate; a second splitter plate is arranged above the first splitter plate, a plurality of through holes are formed in the second splitter plate, an annular groove is formed in the atomization channel, the outer edge of the second splitter plate is arranged in the annular groove and connected with the inner wall of a second driving wheel, the second driving wheel is meshed with and connected with a first driving wheel, and the first driving wheel is partially arranged outside the shell; the first transmission part is slightly slid by fingers to drive the second transmission part to rotate, so that the second splitter plate is driven to rotate, and the atomization administration speed is adjusted.

Furthermore, the upper end and the lower end of the inner wall of the second driving wheel are respectively provided with an annular sealing ring, and the inner diameter of the annular sealing ring is the same as the outer diameter of the atomization channel; the annular sealing ring ensures that the medicine is not lost.

Furthermore, one, two or more buckle mechanisms are transversely arranged on the first boss, each buckle mechanism comprises a guide groove, a buffer rod, a reset spring and a hook, one end of each buffer rod is fixedly connected with the bottom end inside the corresponding clamping groove, the other end of each buffer rod is fixedly connected with the corresponding hook, the reset springs are sleeved on the buffer rods, and the surfaces of the hooks are arc-shaped; a clamping groove matched with the clamping hook is formed in the bottom of the atomizing nozzle, and a guide sliding surface is arranged below the clamping groove; the atomizer aims at the direction and ann down gently, and the trip moves to the guide slot under the effect of leading the sliding surface, then kick-backs to the draw-in groove in again, when the replacement atomizer, uses power to pull out slightly upwards, and the trip can be along leading the sliding surface to guide slot internal motion, and the setting up of buckle mechanism makes the atomizer get the replacement light simple, and the practicality is good.

Furthermore, the battery is a storage battery or a primary battery, the storage battery is green and environment-friendly, and the primary battery is convenient to carry outside.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the utility model is provided with the electric electromagnetic valve and the flowmeter, when the flowmeter senses that no liquid flows, the medicine amount in the atomizing cavity is full, the electromagnetic valve closes the medicine conveying pipe, and after the medicine conveying pipe is paused for 30 to 60 seconds, the electromagnetic valve is restarted to continue supplying the medicine, so that intermittent medicine conveying is realized, the medicine is not wasted, meanwhile, the heating device is arranged to properly heat the atomized medicine, a respiratory system is not stimulated, and the use is more comfortable.

The speed adjusting mechanism is convenient to adjust the atomizing speed, the buckle mechanism is convenient to disassemble and assemble the atomizing nozzle, and the practicability is good.

The utility model has the advantages of simple structure, convenient carrying, adjustable drug delivery speed, convenient and comfortable use, no drug waste, good practicability and strong applicability.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a top view of the speed adjustment mechanism of the present invention;

FIG. 3 is a cross-sectional view of the speed adjustment mechanism of the present invention;

FIG. 4 is an enlarged view of portion A of the present invention;

FIG. 5 is a schematic structural view of example 2 of the present invention;

description of reference numerals:

1. a housing; 101. a guide groove; 102. a buffer rod; 103. a return spring; 104. a first boss; 105. a hook is clamped; 106. a second boss; 2. a drug storage cavity; 3. a medicine bottle; 4. positioning a plate; 5. a spring; 6. a fixing plate; 7. an atomizing spray head; 701. a card slot; 702. a slide guide surface; 8. a heating mechanism; 9. a speed adjustment mechanism; 901. a first drive pulley; 902 a second transmission wheel; 903. a first splitter plate; 904. a second splitter plate; 905. an annular seal ring; 906. a through hole; 10. an atomizing channel; 11. an atomizing chamber; 12. a battery; 13. a second drug delivery tube; 14. a flow meter; 15. an electromagnetic valve; 16. a first drug delivery tube; 17. a sealing cover; 18. a breather tube.

Detailed Description

The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1: as shown in fig. 1 to 4, a drug delivery device for indacaterol comprises a housing 1 and an atomizer 7, the atomizer 7 being a mouthpiece atomizer 7; the bottom of the shell 1 is provided with a battery 12, a medicine storage cavity 2 is arranged above the battery 12, a medicine bottle 3 is arranged in the medicine storage cavity 2, the medicine bottle 3 is arranged in the medicine storage cavity 2 in an inverted mode, the bottom structure of the medicine storage cavity 2 is suitable for the top structure of the medicine bottle 3, a first medicine conveying pipe 16 is arranged at the bottom of the medicine storage cavity 2, an electromagnetic valve 15 and a flow meter 14 are arranged below the first medicine conveying pipe 16, the medicine bottle 3 is connected with the electromagnetic valve 15 through the first medicine conveying pipe 16, the flow meter 14 is connected with a second medicine conveying pipe 13, the second medicine conveying pipe 13 is connected with an atomizing cavity 11, an atomizing channel 10 is arranged on the atomizing cavity 11, the atomizing channel 10 is sequentially provided with a speed adjusting mechanism 9 and a heating mechanism 8 from bottom to top, the upper end of the shell 1 is provided with a first boss 104 and a second boss 106, the atomizing channel 10 penetrates through the center of the second boss 106, one, two or more buckling mechanisms are arranged at the edge of the first boss 104, and the atomizing nozzle 7 is connected with the upper end of the shell 1, the bottom structure of the atomizer 7 is matched with the upper end structure of the shell 1.

Furthermore, a plurality of springs 5 are arranged above the medicine bottle 3, the upper ends of the springs 5 are fixedly connected with a fixing plate 6, the fixing plate 6 is fixed at the top in the shell 1, and the lower ends of the springs 5 are fixedly connected with a positioning plate 4; 3 bottoms of medicine bottle are with locating plate 4 jack-up, then put into storage medicine chamber 2 back, and locating plate 4 is along with spring 5 downwards gives 3 decurrent thrust of medicine bottle, makes medicine bottle 3 stabilize and arranges in storage medicine chamber 2.

Further, the side surface of the medicine conveying pipe is connected with a vent pipe 18, and the vent pipe 18 is connected with the atmosphere; so that the medicine can automatically flow down without other forces.

Further, a sealing cover 17 is arranged on the medicine bottle 3, and the sealing cover 17 is made of rubber or latex; the medicine conveying pipe can penetrate through the sealing cover 17 without leakage, and the medicine bottle 3 is convenient to mount and dismount.

Further, the speed adjusting mechanism 9 includes a first splitter plate 903 and a second splitter plate 904, the first splitter plate 903 is fixedly connected inside the atomizing channel 10, and the first splitter plate 903 is provided with a plurality of through holes 906; a second splitter plate 904 is arranged above the first splitter plate 903, a plurality of through holes 906 are formed in the second splitter plate 904, an annular groove is formed in the atomization channel 10, the outer edge of the second splitter plate 904 is arranged in the annular groove and connected with the inner wall of a second driving wheel 902, the second driving wheel 902 is meshed with a first driving wheel 901, and the first driving wheel 901 is partially arranged outside the shell 1; the first transmission part is slightly slid by fingers to drive the second transmission part to rotate, so that the second splitter plate 904 is driven to rotate, and the atomization administration speed is adjusted.

Further, the upper end and the lower end of the inner wall of the second driving wheel 902 are respectively provided with an annular sealing ring 905, and the inner diameter of the annular sealing ring 905 is the same as the outer diameter of the atomization channel 10.

Furthermore, one, two or more buckling mechanisms are transversely arranged on the first boss 104, each buckling mechanism comprises a guide groove 101, a buffer rod 102, a return spring 103 and a hook 105, one end of each buffer rod 102 is fixedly connected with the bottom end inside the corresponding clamping groove 701, the other end of each buffer rod 102 is fixedly connected with the corresponding hook 105, the return spring 103 is sleeved on the corresponding buffer rod 102, and the surface of each hook 105 is arc-shaped; the bottom of the atomizing nozzle 7 is provided with a clamping groove 701 matched with the clamping hook 105, and a guide sliding surface 702 is arranged below the clamping groove 701; 7 aim at the direction and press gently of atomizer, trip 105 removes in leading the effect of spigot surface 702 down to guide slot 101, then kick-backs to the draw-in groove 701 in, when replacement atomizer 7, power is used up slightly and is pulled out, trip 105 can be along leading spigot surface 702 to the inside motion of guide slot 101, and setting up of buckle mechanism makes atomizer 7 easily simple, and the practicality is good.

Further, the battery 12 is a storage battery or a primary battery, the storage battery is green and environment-friendly, and the primary battery is convenient to carry outside.

Example 2: as shown in fig. 2 to 5, a drug delivery device for indacaterol comprises a housing 1 and an atomizer 7, wherein the atomizer 7 is a mask atomizer 7; the bottom of the shell 1 is provided with a battery 12, a medicine storage cavity 2 is arranged above the battery 12, a medicine bottle 3 is arranged in the medicine storage cavity 2, the medicine bottle 3 is arranged in the medicine storage cavity 2 upside down, the bottom structure of the medicine storage cavity 2 is suitable for the top structure of the medicine bottle 3, the bottom of the medicine storage cavity 2 is provided with a first medicine conveying pipe 16, a solenoid valve 15 and a flow meter 14 are arranged below the first medicine conveying pipe 16, the first medicine conveying pipe 16 connects the medicine bottle 3 with the solenoid valve 15, the flow meter 14 is connected with a second medicine conveying pipe 13, the second medicine conveying pipe 13 is connected with an atomizing cavity 11, the atomizing cavity 11 is provided with an atomizing channel 10, the atomizing channel 10 is sequentially provided with a speed adjusting mechanism 9 and a heating mechanism 8 from bottom to top, the upper end of the shell 1 is provided with a first boss 104 and a second boss 106, the atomizing channel 10 penetrates through the center of the second boss 106, two buckling mechanisms are arranged at the edge of the first boss 104, the atomizing nozzle 7 is connected with the upper end of the shell 1, and the bottom structure of the atomizing nozzle 7 is matched with the upper end structure of the shell 1.

Further, the upper end and the lower end of the inner wall of the second driving wheel 902 are respectively provided with an annular sealing ring 905, and the inner diameter of the annular sealing ring 905 is the same as the outer diameter of the atomization channel 10; the annular sealing ring ensures that the medicine is not lost.

The working principle is as follows: the utility model relates to a drug delivery device for indacaterol, which is characterized in that when in work, if an atomizer 7 needs to be replaced, the original atomizer 7 is pulled upwards with a little force, a clamping hook 105 moves towards the inside of a guide groove 101 along a guide sliding surface 702, so that the atomizer 7 is disassembled, then another atomizer 7 is pressed downwards in the direction aligned with the guide sliding surface 702, the clamping hook 105 moves towards the guide groove 101 under the action of the guide sliding surface 702 and rebounds to a clamping groove 701, the atomizer 7 is installed completely, then a shell 1 is opened, a drug bottle 3 with prepared indacaterol solution is put in obliquely, a positioning plate 4 is jacked up at the bottom of the drug bottle 3, then the drug bottle 3 is put in a drug storage cavity 2 completely, the positioning plate 4 gives downward thrust to the drug bottle 3 along with a spring 5, meanwhile, a hand also gives downward thrust, a sealing cover 17 of the drug bottle 3 is punctured by a perfusion tube, the drug bottle 3 moves to the bottom of the drug storage cavity 2, the thrust of spring 5 makes medicine bottle 3 firmly arrange in storage medicine chamber 2, opens the switch, and solenoid valve 15 opens, and the liquid medicine gets into atomizing chamber 11 and begins the atomizing, slides first drive wheel 901 and adjusts the speed that the atomizing was given medicine, inhales after heating through heating device, accomplishes the atomizing and gives medicine.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various modifications can be made to the embodiments described in the foregoing embodiments, or some or all of the technical features of the embodiments can be equivalently replaced, and the modifications or the replacements do not make the essence of the corresponding technical solutions depart from the scope of the embodiments of the present invention.

Claims

1. The drug delivery device for indacaterol is characterized by comprising a shell and an atomizing nozzle, wherein the atomizing nozzle is a mask type atomizing nozzle or a suction nozzle type atomizing nozzle; the casing bottom is equipped with the battery, the battery top is equipped with the medicine storage chamber, the medicine storage intracavity is equipped with the medicine bottle, the medicine bottle is arranged upside down in the medicine storage intracavity, medicine storage chamber bottom structure is suitable for with medicine bottle top structure, medicine storage chamber bottom is equipped with first medicine conveying pipe, first medicine conveying pipe below is equipped with solenoid valve and flowmeter, first medicine conveying pipe is connected medicine bottle and solenoid valve, second medicine conveying pipe is connected to the flowmeter, second medicine conveying pipe connects the atomizing chamber, be equipped with atomizing passageway on the atomizing chamber, atomizing passageway is from supreme speed adjusting mechanism that is equipped with in proper order down, heating mechanism, the casing upper end is equipped with first boss and second boss, atomizing passageway runs through second boss center department, first boss edge is equipped with one, two or more buckle mechanism, atomizer is connected with the casing upper end, atomizer's bottom structure and casing upper end structure phase-match.

2. The indacaterol administration device according to claim 1, wherein a plurality of springs are disposed above the vial, a fixing plate is fixedly connected to the upper ends of the springs, the fixing plate is fixed to the top of the housing, and a positioning plate is fixedly connected to the lower ends of the springs.

3. The indacaterol administration device of claim 1, wherein the first administration tube is connected to a vent tube on a side thereof, the vent tube being connected to atmosphere.

4. The indacaterol delivery device of claim 1, wherein the vial has a sealing cap made of rubber or latex.

5. The indacaterol administration device of claim 1, wherein the speed adjustment mechanism comprises a first flow dividing plate and a second flow dividing plate, the first flow dividing plate is fixedly connected to the inside of the nebulization channel, and the first flow dividing plate is provided with a plurality of through holes; the atomizing device is characterized in that a second flow dividing plate is arranged above the first flow dividing plate, a plurality of through holes are formed in the second flow dividing plate, an annular groove is formed in the atomizing channel, the outer edge of the second flow dividing plate is arranged in the annular groove and connected with the inner wall of a second driving wheel, the second driving wheel is meshed with and connected with a first driving wheel, and the first driving wheel is partially arranged outside the shell.

6. The indacaterol administration device according to claim 5, wherein the second drive wheel has annular sealing rings at upper and lower ends of the inner wall, and the inner diameter of the annular sealing rings is the same as the outer diameter of the nebulization channel.

7. The indacaterol dosing device according to claim 1, wherein one, two or more buckle mechanisms are transversely arranged on the first boss, each buckle mechanism comprises a guide groove, a buffer rod, a return spring and a hook, one end of the buffer rod is fixedly connected with the bottom end inside the corresponding clamping groove, the other end of the buffer rod is fixedly connected with the corresponding hook, the return spring is sleeved on the corresponding buffer rod, and the surface of each hook is arc-shaped; the bottom of the atomizing nozzle is provided with a clamping groove matched with the clamping hook, and a guide sliding surface is arranged below the clamping groove.

8. The drug delivery device for indacaterol according to claim 1, wherein the battery is a reservoir battery or a primary battery.