CN212149943U

CN212149943U - Liquid medicine microdroplet medicine feeder and eye drop bottle

Info

Publication number: CN212149943U
Application number: CN202020320000.0U
Authority: CN
Inventors: 陈宣廷; 陈怡晓; 王素菊
Original assignee: Yuhuan Paisheng Technology Co ltd
Current assignee: Yuhuan Paisheng Technology Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-12-15
Anticipated expiration: 2030-03-13

Abstract

The application relates to the technical field of medicine packaging, in particular to a liquid medicine droplet dosing device and an eyedrop bottle, which solve the problem that the eyedrop bottle can not be dosed by dripping medicine, and comprises a bottle body, an inner plug and a cover, wherein the inner plug is arranged in the mouth of the bottle body, the cover is covered on the mouth of the bottle body, the inner plug is provided with a liquid dripping port, a droplet rod and a return spring, the inner plug is provided with an inner outlet for guiding out the liquid medicine in the bottle body, the inner plug is also provided with a droplet rod cavity capable of being assembled with the droplet rod, the droplet rod is provided with a liquid inlet hole matched with the inner outlet and a liquid outlet hole matched with the liquid dripping port and aligned with the liquid dripping port; a liquid medicine staying cavity is arranged between the liquid inlet hole and the liquid outlet hole of the micro-droplet rod, and the micro-droplet rod is provided with a liquid medicine staying cavity which flows out of the liquid medicine through the liquid outlet hole and the liquid dropping port. The application provides a liquid medicine droplet ware of dosing and eye drop bottle has realized pressing the technical effect that the cap just accomplished the dropping medicine once just once of droplet pole, has created a controllable liquid medicine droplet ware of dosing and eye drop bottle.

Description

Liquid medicine microdroplet medicine feeder and eye drop bottle

Technical Field

The application relates to the technical field of medicine packaging, and particularly provides a liquid medicine microdroplet dosing device and an eye drop bottle.

Background

When the medicine liquid is fed to the ear canal and the nasal cavity, particularly to eye diseases, a dropping type medicine liquid droplet feeding device is used, the medicine liquid can be extruded out in a continuous number of drops because an eye medicine liquid bottle cannot be properly pressed, the dosage of the medicine liquid is about 40 microliter for human eyes, the medicine liquid is discharged from the eye medicine liquid bottle between one drop and two drops, the eyes cannot receive excessive medicine liquid, the eye medicine liquid bottle which cannot be properly fed is pressed by hands and has the defect of out-of-control medicine feeding, the satisfactory medicine feeding effect of dropping one drop of medicine liquid cannot be achieved, and the excessive medicine liquid for the eyes and the loss of the medicine liquid are caused.

Notice No. is CN 108685636A's national patent, discloses a but medical treatment is with eyedrop bottle of quantitative spot size, including the eyedrop bottle body, the top central point department integral type of putting of eyedrop bottle body is moulded plastics has the connector, the outside spiral cover of connector has connect sealed lid, and infusion mouth has been seted up at the top of connector, annular gasbag has been cup jointed on the outside casing of eyedrop bottle body, annular set frame has been cup jointed in the outside of connector, and wherein, annular gasbag is through connecting inside intercommunication of trachea and annular set frame, the top of infusion mouth has cup jointed the quantitative titration head. According to the invention, by arranging the quantitative titration head, the liquid medicine in the eye medicine bottle body can be firstly injected into the quantitative titration head, and then the liquid medicine in the quantitative titration head is dripped into eyes. However, the eyedrop bottle according to this embodiment has a complicated structure, and the annular air bag makes the entire eyedrop bottle complicated, and particularly when the air volume of the annular air bag is insufficient and the liquid medicine in the eyedrop bottle is scarcely left, the eyedrop bottle according to this embodiment may not achieve a constant dose.

Disclosure of Invention

The application aims at the defect that the eye drop bottle cannot be used for quantitative dropping medicine administration so as to solve the problem that the eye drop bottle cannot well control the dosage of the dropping medicine.

The application discloses a liquid medicine droplet medicine feeder and an eyedrop bottle, which are provided with a bottle opening, an inner plug and a cover, wherein the bottle opening is arranged on the bottle body, the inner plug is arranged in the bottle opening of the bottle body, the cover is covered on the bottle body, and the inner plug is provided with a liquid dropping port; the liquid medicine stay cavity is arranged between the liquid inlet hole and the liquid outlet hole of the micro-droplet rod, the inner outlet is communicated with the liquid dropping port through the liquid medicine stay cavity, the micro-droplet rod is provided with a liquid medicine stay cavity which enters the liquid medicine and is stored through the inner outlet and the liquid inlet hole, the micro-droplet rod is provided with a liquid medicine stay cavity which flows out of the liquid medicine through the liquid outlet hole and the liquid dropping port, and the liquid medicine micro-droplet applicator is arranged on the bottle mouth of the bottle body of the eye drop bottle.

Foretell interior stopper assembly is in the bottleneck of bottle, and is the same with current ordinary eye drop bottle, and this application also assembles the bottleneck with interior stopper with the mode of close-fitting in, reaches simple to operate and the difficult purpose that falls liquid, and is further, the bottleneck of this application still is provided with the interior round concave surface of bottleneck, and the little pole of this application has thinner portion, the round concave surface of above-mentioned bottleneck and the thinner portion phase-match of little pole, little pole press the card in the round concave surface of bottleneck. When the micro-droplet rod is arranged in the round concave surface in the bottle opening, the micro-droplet rod is clamped in the round concave surface in the bottle opening by certain pressure, the micro-droplet rod cannot fall off from the round concave surface in the bottle opening under natural gravity, the micro-droplet rod is clamped in the round concave surface in the bottle opening in the integral assembly, and the inner plug is assembled in the bottle opening together with the micro-droplet rod, so that the inner plug is assembled on the bottle opening to achieve the same sealing effect as a common eye drop bottle.

The inner plug is provided with a butting part, the cover is screwed in the bottle mouth and then butts against the butting part of the inner plug, the inner plug is further provided with outer threads of the inner plug, the inner plug is connected with the cover through threads, the cover is covered on the inner plug, the inner plug and the bottle mouth are sealed under the threads of the cover, and therefore the sealing performance of the liquid medicine droplet administration device and the liquid medicine bottle is improved, and the safety of liquid medicine is guaranteed.

The shape of the micro-droplet rod is matched with the inner shape of the micro-droplet rod cavity, the micro-droplet rod is assembled in the micro-droplet rod cavity of the inner plug, a first sealing ring and a second sealing ring are arranged between the micro-droplet rod and the micro-droplet rod cavity, the micro-droplet rod is provided with a sealing groove matched with the first sealing ring and the second sealing ring, a liquid inlet hole and a liquid outlet hole are formed between the first sealing ring and the second sealing ring, an inner outlet and a liquid dropping hole of the inner plug are located between the first sealing ring and the second sealing ring, and the liquid medicine stopping cavity is located between the first sealing ring and the second sealing ring. After the inside liquid medicine of bottle from interior export through the feed liquor hole, the liquid medicine stops in the liquid medicine stays the chamber, liquid medicine stay chamber have the liquid medicine of specific dosage, the liquid medicine droplet administrator of this application just stores in advance in the liquid medicine stays the chamber before dropping the medicine this moment, liquid medicine stay the chamber according to the purpose-built certain capacity of the demand of dosing, before not having the above-mentioned cap of pressing to promote, the liquid medicine that stays the chamber of droplet pole is storing the liquid medicine all the time, for primary position. The volume of the medical solution retention chamber is set to be between 30 and 50 microliters.

The micro-droplet rod is provided with a pressing cap, the pressing cap is fixedly connected with the micro-droplet rod, the micro-droplet rod is further provided with a return spring, the return spring is arranged between the pressing cap and the bottle body, the return spring is used for pressing the pressing cap to enable liquid medicine in the liquid medicine staying cavity in the micro-droplet rod to drip out of a liquid dropping hole through the liquid discharging hole, meanwhile, the liquid feeding hole of the micro-droplet rod and the inner outlet of the inner plug are staggered along with the pressing of the pressing cap, the liquid medicine cannot flow into the liquid medicine staying cavity, and the liquid medicine reaches the affected part; when the pressing cap is released, the droplet rod rebounds to the original position under the elastic force of the return spring. After the medicine dripping is finished, the medicine liquid staying cavity in the micro-droplet rod starts to receive the medicine liquid flowing down from the inner outlet through the liquid inlet hole to prepare for next medicine administration, and the technical effect that the medicine dripping is finished once when the cap is pressed by the micro-droplet rod every time is achieved.

The micro-droplet pole be cylindrical, the micro-droplet pole is close to and presses cap one side to be provided with thin portion, the micro-droplet pole intracavity portion be provided with to lean on the portion, the thin portion of above-mentioned micro-droplet pole passes the portion of leaning on of micro-droplet pole intracavity portion for the micro-droplet pole has unilateral to lean on in micro-droplet pole intracavity portion. This application still has stifled cap, and above-mentioned stifled cap is fixed to be set up in the bottleneck on concave surface and droplet pole chamber in the circle, and stifled cap has played the effect of connecting and fixed interior stopper and bottle, also plays dustproof effect to droplet pole chamber and droplet pole. The blocking cap and the droplet rod are provided with a droplet rod pushing moving space, and the technology of the application is guaranteed to be implemented.

The application provides a liquid medicine droplet dosing device and eye drop bottle's beneficial effect is: by using the liquid medicine staying cavity of the micro-droplet rod, the inner outlet and the dropping liquid port of the micro-droplet rod, and the liquid inlet hole and the liquid outlet hole of the inner plug are skillfully used, and the medicine amount is stored before the micro-droplet rod is administrated; the liquid medicine microdroplet administration device is arranged on the bottle mouth of the eye drop bottle body. When in administration, one drop of liquid medicine is dripped only by pressing the pressing cap of the micro-drop rod, thereby realizing that the micro-drop administration device can effectively master the number of drops of the liquid medicine when the liquid medicine is administered, realizing that the eye drop bottle can effectively master the number of drops of the liquid medicine when in administration, realizing the technical effect that one-time medicine dripping is completed by pressing the pressing cap of the micro-drop rod every time, and creating a controllable liquid medicine micro-drop administration device and the eye drop bottle.

Drawings

FIG. 1 is a schematic view of a medical fluid droplet applicator and vial according to the present application;

FIG. 2 is a schematic view of a medical fluid droplet applicator and an eyedrop bottle of the present application with the fluid entering the droplet rod;

FIG. 3 is a schematic view of a medical fluid droplet applicator and an eyedropper of the present application;

FIG. 4 is a schematic diagram of a structure of a liquid medicine droplet delivery device and an eyedrop bottle according to the present application;

FIG. 5 is a schematic view of a droplet stem configuration of a medical fluid droplet delivery device of the present application;

fig. 6 is an enlarged view of fig. 2 a of the present application.

The labels in the figure are: 1. a bottle body; 11. a bottle mouth; 12. the inner circle of the bottle mouth is concave; 2. an inner plug; 21. an inner outlet; 22. a drip port; 23. a droplet rod chamber; 24. the inner plug and the outer thread are inserted; 26. an abutting portion; 3. a cover; 4. a droplet rod; 41. a liquid inlet hole; 42. a liquid outlet hole; 43. a liquid medicine staying cavity; 44. pressing the cap; 45. a thinner part; 5. a return spring; 6. a plugging cap; 71. a first sealing ring; 72. and a second sealing ring.

Detailed Description

Preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings so that the advantages and features of the application can be more readily understood by those skilled in the art, and thus the scope of the application will be more clearly and clearly defined.

In the attached drawings, the liquid medicine droplet administration device and the eye drop bottle of the application comprise a bottle body 1, an inner plug 2 and a cover 3, wherein a bottle opening 11 is arranged on the bottle body 1, the inner plug 2 is arranged in the bottle opening 11 of the bottle body 1, the cover 3 covers the bottle body 1, the inner plug 2 is provided with a liquid dropping port 22, the eye drop administration device is characterized by further comprising a droplet rod 4 and a return spring 5, the droplet rod 4 is arranged inside the inner plug 2, the inner plug 2 is provided with an inner outlet 21 for leading out liquid medicine inside the bottle body 1, the inner plug 2 is provided with a droplet rod cavity 23 capable of being assembled with the droplet rod 4, the droplet rod 4 is provided with a liquid inlet hole 41 matched and aligned with the inner outlet 21, and the droplet rod 4 is provided with a liquid outlet hole 42 matched and aligned with the liquid dropping port 22; a liquid medicine staying cavity 43 is arranged between the liquid inlet hole 41 and the liquid outlet hole 42 of the droplet rod 4, the inner outlet 21 is communicated with the liquid dripping port 22 through the liquid medicine staying cavity 43, the droplet rod 4 is provided with the liquid medicine staying cavity 43 which enters and stores liquid medicine through the inner outlet 21 and the liquid inlet hole 41, and the droplet rod 4 is provided with the liquid medicine staying cavity 43 which flows out of the liquid medicine through the liquid outlet hole 42 and the liquid dripping port 22.

Foretell 2 assemblies of inner plug in the bottleneck 11 of bottle 1, it is the same with current ordinary eyedrop bottle, this application also assembles in bottleneck 11 with inner plug 2 with the mode of close-fitting, reach simple to operate and the difficult purpose that falls liquid, and is further, the bottleneck 11 of this application still is provided with the interior round concave surface 12 of bottleneck, the little pole 4 of this application has thinner portion 45, the round concave surface 12 of above-mentioned bottleneck and the thinner portion 45 phase-match of little pole 4, little pole 4 press-fit in the round concave surface 12 of bottleneck. When the installation configuration of droplet pole 4 is at the round concave surface 12 in the bottleneck, with certain pressure with droplet pole 4 card in the round concave surface 12 in the bottleneck, the droplet pole 4 can not fall from round concave surface 12 in the bottleneck under the natural gravity, earlier with droplet pole 4 card behind the round concave surface 12 in the bottleneck on whole assembly, interior stopper 2 assembles together in bottleneck 11 with droplet pole 4 for the interior stopper 2 of this application assembles bottleneck 11 and reaches the sealed effect the same with ordinary eye drop bottle.

Interior stopper 2 have support portion 25, support and lean on in the support portion 25 of stopper 2 behind the above-mentioned lid 3 screw in bottleneck 11, interior stopper 2 still have interior stopper external screw thread 24, interior stopper 2 passes through threaded connection with lid 3, realizes that lid 3 covers on interior stopper 2, plays interior stopper 2 and bottleneck 11 more sealed under the threaded connection of lid 3 to improve the seal of this application liquid medicine droplet administrator and eye drop bottle, improved the security of having guaranteed the liquid medicine.

The shape of the droplet rod 4 is matched with the inner shape of the droplet rod cavity 23, the droplet rod 4 is assembled in the droplet rod cavity 23 of the inner plug 2, a first sealing ring 71 and a second sealing ring 72 are arranged between the droplet rod 4 and the droplet rod cavity 23, the droplet rod 4 is provided with a sealing groove matched with the first sealing ring 71 and the second sealing ring 72, a liquid inlet hole 41 and a liquid outlet hole 42 are arranged between the first sealing ring 71 and the second sealing ring 72, the inner outlet 21 and the liquid dropping hole 22 of the inner plug 2 are positioned between the first sealing ring 71 and the second sealing ring 72, and the liquid medicine staying cavity 43 is positioned between the first sealing ring 71 and the second sealing ring 72. When the liquid medicine in the bottle body 1 passes through the liquid inlet hole 41 from the inner outlet 21, the liquid medicine stays in the liquid medicine staying cavity 43, the liquid medicine staying cavity 43 has liquid medicine with specific dosage, at the moment, the liquid medicine microdroplet applicator of the present application is pre-stored in the liquid medicine staying cavity 43 before dropping the liquid medicine, the liquid medicine staying cavity 43 is specially manufactured with certain capacity according to the dosage demand, and the liquid medicine stays in the liquid medicine staying cavity 43 of the microdroplet rod 4 and is always stored as an original position before the pushing cap 44 is not arranged. The volume of the medical fluid retention chamber 43 is set to be 30 to 50 microliters.

The micro-droplet rod 4 is provided with a pressing cap 44, the pressing cap 44 is fixedly connected with the micro-droplet rod 4, the micro-droplet rod is further provided with a return spring 5, the return spring 5 is arranged between the pressing cap 44 and the bottle body 1, the return spring 5 is used for pressing the pressing cap 44 to enable liquid medicine in a liquid medicine staying cavity 43 in the micro-droplet rod 4 to drip out of a liquid medicine dripping port 22 through a liquid outlet hole 42, meanwhile, a liquid inlet hole 41 of the micro-droplet rod 4 and an inner outlet 21 of the inner plug 2 are staggered along with the pressing of the pressing cap 44, the liquid medicine cannot flow into the liquid medicine staying cavity 43, and the liquid medicine reaches a diseased part; when the cap 44 is released, the droplet rod 4 is returned to the original position by the elastic force of the return spring 5. After the dripping is finished, the liquid medicine staying cavity 43 in the micro-droplet rod 4 starts to receive the liquid medicine flowing down from the inner outlet 21 through the liquid inlet hole 41 to prepare for the next medicine administration, and the technical effect that the dripping is finished once when the cap 44 is pressed by the micro-droplet rod 4 every time is realized, and the liquid medicine micro-droplet administration device is arranged on the bottle opening 11 of the eye drop bottle body 1.

The droplet rod 4 is cylindrical, a thinner part 45 is arranged on one side of the droplet rod 4 close to the pressing cap 44, the abutting part 26 is arranged inside the droplet rod cavity 23, and the thinner part 45 of the droplet rod 4 penetrates through the abutting part 26 inside the droplet rod cavity 23, so that the droplet rod 4 is in unilateral abutting contact inside the droplet rod cavity 23. This application still has stifled cap 6, and above-mentioned stifled cap 6 is fixed to be set up in the bottleneck on concave surface 12 and droplet pole chamber 23 in the circle, and stifled cap 6 has played the effect of connecting and fixed interior stopper 2 and bottle 1, also plays dustproof effect to droplet pole chamber 23 and droplet pole 4. The blocking cap 6 and the droplet rod 4 are provided with a droplet rod 4 pushing moving space, so that the technology of the application is guaranteed to be implemented.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. The utility model provides a liquid medicine microdroplet ware of dosing, has bottle and interior stopper lid, is provided with the bottleneck on the bottle, interior stopper install in the bottleneck of bottle, interior stopper have the drip mouth, a serial communication port, interior stopper internally mounted have the droplet pole, interior stopper have the interior export of deriving the inside liquid medicine of bottle, interior stopper still has the droplet pole chamber of assembling above-mentioned droplet pole, the droplet pole on have with interior export match to the feed liquor hole of mouth, the droplet pole on have with the drip mouth match to the liquid hole of mouth, the feed liquor hole of above-mentioned droplet pole and go out to be provided with the liquid medicine between the liquid hole and stop the chamber, the bottleneck still is provided with interior round concave surface of bottleneck, the droplet pole press the card in the round concave surface of bottleneck.

2. A medical solution droplet delivery device as claimed in claim 1 wherein the droplet rod has a thinner portion, the internal concave surface of the mouth of the bottle matches the thinner portion of the droplet rod, and the internal plug is fitted with the droplet rod into the mouth of the bottle.

3. A medical liquid droplet delivery device as claimed in claim 1 wherein the inner plug has an abutment against which the cap abuts after being screwed into the mouth of the bottle, the inner plug further having an outer thread on the inner plug, the inner plug being threadedly engaged with the cap.

4. A medical solution droplet delivery device according to claim 1, wherein the droplet rod is profiled to match the profile of the interior of a droplet rod chamber in which the droplet rod is fitted.

5. A liquid medicine droplet feeding device according to claim 1, wherein a first seal ring and a second seal ring are provided between the droplet rod and the droplet rod cavity, the droplet rod is provided with a seal groove matching with the first seal ring and the second seal ring, a liquid inlet hole and a liquid outlet hole are provided between the first seal ring and the second seal ring, the inner outlet and the liquid dropping port of the inner plug are located between the first seal ring and the second seal ring, the liquid medicine staying cavity is located between the first seal ring and the second seal ring, and the liquid medicine staying cavity of the droplet rod always stores liquid medicine as an original position.

6. A medical fluid droplet delivery device according to claim 1, wherein the volume of said medical fluid retention chamber is set between 30 and 50 microliters.

7. A medical solution droplet delivery device as claimed in claim 1, wherein the droplet rod is provided with a pressing cap, a return spring is provided between the pressing cap and the bottle body, and the pressing cap and the droplet rod are fixedly connected.

8. A medical solution droplet delivery device according to claim 1, wherein the droplet rod is cylindrical, a thinner portion is provided on a side of the droplet rod adjacent the cap, an abutment portion is provided in the interior of the chamber of the droplet rod, and the thinner portion of the droplet rod passes through the abutment portion in the interior of the chamber of the droplet rod.

9. A medical solution droplet delivery device according to claim 1, further comprising a blocking cap fixedly disposed on the inner concave surface of the mouth of the bottle and the droplet rod chamber, and a droplet rod pushing movement space is provided between the blocking cap and the droplet rod.

10. An eyedropper comprising the medical fluid droplet applicator as claimed in any one of claims 1 to 9, which is mounted on the mouth of the body of the eyedropper.