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CN204979781U - Aseptic delivery system of many dosage eye drop - Google Patents

Aseptic delivery system of many dosage eye drop Download PDF

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Publication number
CN204979781U
CN204979781U CN201520719884.6U CN201520719884U CN204979781U CN 204979781 U CN204979781 U CN 204979781U CN 201520719884 U CN201520719884 U CN 201520719884U CN 204979781 U CN204979781 U CN 204979781U
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CN
China
Prior art keywords
bottle
piston
stifle
eye drops
multiple dose
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201520719884.6U
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Chinese (zh)
Inventor
陈超
金玉奇
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Individual
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Individual
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Priority to CN201520719884.6U priority Critical patent/CN204979781U/en
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Publication of CN204979781U publication Critical patent/CN204979781U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model discloses an aseptic delivery system of many dosage eye drop, the bottle comprises a bottle body, the bottom, pressing means, the bottle includes the outer blank, interior bottle, the dust cover, set up stifle mechanism on the interior bottle, the outer blank sets up spray nozzle system, stifle mechanism and spray nozzle system pass through piston link mechanism and link to each other, pressing means is including the bottle cover, the arc opening, press the briquetting, bottle cover bottom is provided with and promotes the piece, set up first inclined plane on the promotion piece, according to setting up movable block and spliced pole on the briquetting, set up the second inclined plane on the movable block, set up the spring on the spliced pole, set up spring installation hole level support frame on the bottom. The utility model discloses novel structure, reasonable in design through the system of pressing that sets up, realizes the lateral part and presses the use, accords with people's use habit, and the setting of the pump body ensures that liquid can the precise and quantitative ooze, and spray nozzle system and piston link mechanism's setting and cooperation are used, can thoroughly prevent in the outside air gets into bottle for many dosage eye drop does not add fungistat and becomes reality.

Description

Multiple dose eye drops sterile administration system
Technical field
The utility model belongs to liquid container technical field, is specifically related to a kind of multiple dose eye drops sterile administration system.
Background technology
Eye drops means the sterile liquid formulations supplying to instill intraocular be made up of medicine and proper auxiliary materials.Play the sterile preparation of therapeutic action as being directly used in eye, its safety, quality controllability are always by people are paid close attention to.Countries in the world are identical with the requirements for quality of injection to the requirements for quality of eye drops, and China is at present also towards this future development.
At present, on market, eye drops great majority are multiple-unit container, for repeatedly continuously, preparation once behind Kaifeng, easily use and in preservation process by the microbial contamination in tear and air, and then produce safety risks.In order to prevent eye drops microbial contamination in Reusability behind Kaifeng, major part multiple dose eye drops (comprising antibiotics) all with the addition of bacteriostat, as thimerosal, benzalkonium chloride, oxybenzene ethanol, anesin etc., be used for preventing the secondary pollution of germ in use procedure.But bacteriostat has cytotoxicity to eye table conjunctival epithelium cell, damage angle conjunctiva, causes tear film unstable, and then causes eye table abnormal, affects one's power of vision, and abuses the problem caused in recent years more and more receive publicity by bacteriostat.Therefore not adding bacteriostat in multiple dose eye drops formulation and technology will be the trend of Future Development.The existing eye drops not adding bacteriostat mostly is unit dose package, and for single use, the packaging of this kind of structure, cost of manufacture is higher, and packing waste is serious, and carries inconvenience when going out.For the drawback of this kind of structural packaging, market has occurred the aseptic eye drop bottle of a kind of multiple dose, this eye drop bottle realizes liquid by pressing bottle body bottom to ooze.But clinical discovery pressing bottom, patient is in use, very inconvenient, does not meet use habit, and often can stab because of misoperation cornea.
Utility model content
For problems of the prior art, the utility model object is to provide a kind of multiple dose eye drops sterile administration system easy to use.
The utility model is realized by the following technical programs:
Described multiple dose eye drops sterile administration system, comprise bottle and bottom, described bottle and bottom grafting are arranged, described bottle comprises outer blank, interior bottle, dust boot, be arranged on the reservoir (30) in interior bottle, described dust boot is arranged on outer blank bottle mouth position, interior bottle is arranged in outer blank, described interior bottle bottleneck is provided with stifle mechanism, outer blank bottle mouth position is provided with nozzle system, described stifle mechanism is connected by piston crank mechanism with nozzle system, it is characterized in that this delivery system also comprises pressing mechanism, described pressing mechanism comprises bottle cover, be arranged on the arc opening on bottom sidewall, be arranged on the briquetting on arc opening, described bottle cover socket is arranged on the outside of interior bottle, bottle cover internal diameter and interior bottle external diameter match, the internal diameter of bottle cover external diameter and bottom matches, bottom described bottle cover, integral type is provided with pushing block, the lower surface of described pushing block is provided with the first dip plane, described briquetting is provided with movable block and joint pin towards integral type on the direction of bottom inner space, the upper surface of described movable block be provided with the first dip plane with the use of the second dip plane, on described joint pin, socket is provided with spring, the position of the corresponding joint pin of bottom is provided with spring mounting hole, the other end of described spring is fixedly connected with spring mounting hole, on bottom, the position of corresponding pushing block is provided with bracing frame, support frame as described above is for supporting movable block.
Described multiple dose eye drops sterile administration system, it is characterized in that described pushing block is provided with two, and be set in parallel, described movable block is provided with two, and joint pin is arranged between two movable blocks, and support frame as described above is provided with four.
Described multiple dose eye drops sterile administration system, is characterized in that the pump housing that described stifle mechanism comprises stifle, arranges with stifle integral type; Described nozzle system comprises shower nozzle, water sealing plug, and described shower nozzle comprises bullet and cylindrical body, and described cylindrical body extend into outer blank inside, and the bottom of cylindrical body and stifle are connected, and described bullet socket is arranged on water sealing plug outer wall; Described piston crank mechanism comprises disjunctor piston, upper piston, described disjunctor piston runs through the pump housing and bullet, the lower end of disjunctor piston is provided with ball valve, on the disjunctor piston extending into pump body, socket is provided with lower spring, leave a liquid containing chamber between the upper end of disjunctor piston and upper piston, on described upper piston, socket is provided with upper spring.
Described multiple dose eye drops sterile administration system, is characterized in that the side of described water sealing plug is provided with fluid hole, leaves the runner flowed out for liquid between the water sealing plug outer wall of corresponding fluid hole side and shower nozzle inwall.
Described multiple dose eye drops sterile administration system, is characterized in that the position of the position of described fluid hole higher than liquid containing chamber.
Described multiple dose eye drops sterile administration system, the inwall that it is characterized in that described water sealing plug is provided with a circle groove, and on disjunctor piston, the position of respective slot is provided with the annular projection used with groove fit.
Described multiple dose eye drops sterile administration system, is characterized in that the shoulder of described interior bottle is provided with air extractor vent.
The utility model novel structure, reasonable in design, by be arranged on bottom sidewall and inner space by pressing system, realize sidepiece pressing and use, meet the use habit of people, greatly facilitate user; Meanwhile, the setting of the pump housing, guarantees that liquid can ooze by accurate quantification, the setting of nozzle system and piston crank mechanism and with the use of, when also can ensure to press body, extraneous air thoroughly can be stoped to enter in bottle at every turn, make multiple dose not add bacteriostat and become a reality.
Accompanying drawing explanation
Fig. 1 is the utility model external structure schematic diagram;
Fig. 2 is the utility model sectional structure schematic diagram;
Fig. 3 is bottom integral structure schematic diagram;
Fig. 4 is bottom sectional structure schematic diagram;
Fig. 5 is bottle cover structural representation;
Fig. 6 is bottle cover sectional structure schematic diagram;
Fig. 7 is the fast structural representation of pressing;
Fig. 8 is nozzle structure schematic diagram;
Fig. 9 is pump body structure schematic diagram;
In figure, 1-bottom, 2-outer blank, bottle in 3-, 4-dust boot, 5-bottle cover, 6-arc opening, 7-briquetting, 8-pushing block, 9-first dip plane, 10-movable block, 11-joint pin, 12-second dip plane, 13-spring, 14-spring mounting hole, 15-bracing frame, 16-stifle, the 17-pump housing, 18-shower nozzle, 19-water sealing plug, 20-bullet, 21-cylindrical body, 22-disjunctor piston, 23-upper piston, 24-ball valve, 25-lower spring, 26-liquid containing chamber, 27-upper spring, 28-fluid hole, 29-runner, 30-reservoir, 31-air extractor vent.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described in further detail, and provides detailed description of the invention.
As described in Fig. 1-9, a kind of multiple dose eye drops of the utility model sterile administration system, is mainly used in the eye-drops preparations that splendid attire does not add bacteriostat, makes multiple dose eye drops not add bacteriostat and become a reality.Comprise bottle and bottom 1, bottle and bottom 1 grafting are arranged, bottle comprises outer blank 2, interior bottle 3, dust boot 4, be arranged on the reservoir 30 in interior bottle, dust boot 4 is arranged on outer blank 2 bottle mouth position, interior bottle 3 is arranged in outer blank 2, interior bottle 3 bottleneck is provided with stifle mechanism, outer blank bottle mouth position is provided with nozzle system, stifle mechanism is connected by piston crank mechanism with nozzle system, splendid attire eye-drops preparations in reservoir, for guaranteeing oozing of eye-drops preparations, this delivery system also comprises pressing mechanism, pressing mechanism comprises bottle cover 5, be arranged on the arc opening 6 on bottom 1 sidewall, be arranged on the briquetting 7 on arc opening, bottle cover socket is arranged on the outside of interior bottle, bottle cover internal diameter and interior bottle external diameter match, the internal diameter of bottle cover external diameter and bottom matches, bottom bottle cover, integral type is provided with pushing block 8, the lower surface of pushing block is provided with the first dip plane 9, briquetting 7 is provided with movable block 10 and joint pin 11 towards integral type on the direction of bottom 1 inner space, the upper surface of movable block 10 be provided with the first dip plane 9 with the use of the second dip plane 12, first dip plane direction of tilt be, pushing block is little near one end of spring mounting hole distance bottom distance from bottom, pushing block is large near one end of arc opening distance bottom distance from bottom, the direction of tilt of the second dip plane is just contrary with the direction of tilt of the first dip plane, on joint pin, socket is provided with spring 13, the position of the corresponding joint pin of bottom is provided with spring mounting hole 14, the other end of spring is fixedly connected with spring mounting hole, and on bottom 1, the position of corresponding pushing block is provided with bracing frame 15, and bracing frame is for supporting movable block.For realizing in briquetting pressing process, that guarantees to coordinate between movable block and pushing block is smooth and easy and stable, pushing block is provided with two usually, and is set in parallel, equally, the corresponding pushing block of movable block is also provided with two, meanwhile, joint pin is arranged between two movable blocks, and bracing frame is provided with four, these four bracing frames are two rows in length and breadth and arrange, and bracing frame is for supporting movable block.
The pump housing 17 that stifle mechanism comprises stifle 16, arranges with stifle integral type, this pump housing adopts the quantitative pump housing, to realize quantitatively oozing of liquid; Nozzle system comprises shower nozzle 18, water sealing plug 19, and shower nozzle comprises bullet 20 and cylindrical body 21, and it is inner that cylindrical body 21 extend into outer blank 2, and the bottom of cylindrical body 21 and stifle are connected, and bullet socket is arranged on water sealing plug 19 outer wall; Piston crank mechanism comprises disjunctor piston 22, upper piston 23, disjunctor piston 22 runs through the pump housing 17 and bullet 20, the lower end of disjunctor piston is provided with ball valve 24, on the disjunctor piston extending into pump body, socket is provided with lower spring 25, the concrete annexation of disjunctor piston and water sealing plug is, the inwall of water sealing plug is provided with a circle groove, and on disjunctor piston, the position of respective slot is provided with the annular projection used with groove fit; Leave a liquid containing chamber 26 between the upper end of disjunctor piston and upper piston, on upper piston, socket is provided with upper spring 27.For realizing oozing of eye-drops preparations, the side of water sealing plug being provided with fluid hole 28, leave the runner 29 flowed out for liquid between the water sealing plug outer wall of corresponding fluid hole 28 side and shower nozzle inwall, and the position of fluid hole being higher than the position in liquid containing chamber.Reservoir adopts soft material to be made, and the shoulder of interior bottle 3 is provided with air extractor vent 31, to guarantee that liquid balances air pressure inside and outside interior bottle by changing the shape of reservoir after flowing out.
The utility model used and was called, during use, first dust boot 4 is opened, hand-held bottle aims at eye, by briquetting 7, briquetting 7 moves to bottom 1 inner space, spring 13 is compressed, the direction of movable block 10 along bracing frame 15 towards spring mounting hole 14 is driven to move, in movable block 10 moving process, promote pushing block 8 to move up, bottle cover 5 and interior bottle 3 is driven to move along on disjunctor piston 22, ball valve 24 seals the pump housing 17 lower end, lower spring 25 is compressed, the pump housing 17 internal pressure increases, liquid in the pump housing enters in liquid containing chamber 26 along the through hole of disjunctor piston centre, simultaneously, liquid containing cavity pressure increases, when liquid influx reaches 0.05ml, wash upper piston 23 open, upper spring 27 is compressed, liquid flows out from fluid hole 28, ooze through the runner 29 between water sealing plug and shower nozzle, liquid containing chamber 26 internal pressure declines, upper spring 27 resets, promote upper piston 23 to move down, block fluid hole 28, unclamp briquetting 7, under the effect of spring 13 screen resilience, movable block 10 reversing sense moves, pushing block 8 drives bottle cover 5, interior bottle 3 and the pump housing 17 decline, lower spring 25 resets, ball valve 24 is separated with the pump housing 17, the flow direction pump housing 17 is inner, complete an action.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and distortion, these improve and distortion also should be considered as protection domain of the present utility model.

Claims (7)

1. multiple dose eye drops sterile administration system, comprise bottle and bottom (1), described bottle and bottom grafting are arranged, described bottle comprises outer blank (2), interior bottle (3), dust boot (4), be arranged on the reservoir (30) in interior bottle, described dust boot (4) is arranged on outer blank (2) bottle mouth position, interior bottle (3) is arranged in outer blank (2), described interior bottle (3) bottleneck is provided with stifle mechanism, outer blank bottle mouth position is provided with nozzle system, described stifle mechanism is connected by piston crank mechanism with nozzle system, it is characterized in that this delivery system also comprises pressing mechanism, described pressing mechanism comprises bottle cover (5), be arranged on the arc opening (6) on bottom (1) sidewall, be arranged on the briquetting (7) on arc opening (6), described bottle cover (5) socket is arranged on the outside of interior bottle (3), bottle cover (5) internal diameter and interior bottle (3) external diameter match, the internal diameter of bottle cover (5) external diameter and bottom (1) matches, described bottle cover (5) bottom integral type is provided with pushing block (8), the lower surface of described pushing block (8) is provided with the first dip plane (9), described briquetting (7) is provided with movable block (10) and joint pin (11) towards integral type on the direction of bottom (1) inner space, the upper surface of described movable block (10) be provided with the first dip plane (9) with the use of the second dip plane (12), the upper socket of described joint pin (11) is provided with spring (13), the position of bottom (1) corresponding joint pin (11) is provided with spring mounting hole (14), the other end of described spring (13) is fixedly connected with spring mounting hole (14), the position of the upper corresponding pushing block (8) of bottom (1) is provided with bracing frame (15), support frame as described above (15) is for supporting movable block (10).
2. multiple dose eye drops sterile administration system according to claim 1, it is characterized in that described pushing block (8) is provided with two, and be set in parallel, described movable block (10) is provided with two, joint pin (11) is arranged between two movable blocks, and support frame as described above (15) is provided with four.
3. multiple dose eye drops sterile administration system according to claim 1, is characterized in that the pump housing (17) that described stifle mechanism comprises stifle (16), arranges with stifle integral type; Described nozzle system comprises shower nozzle (18), water sealing plug (19), described shower nozzle comprises bullet (20) and cylindrical body (21), it is inner that described cylindrical body (21) extend into outer blank (2), and the bottom of cylindrical body (21) and stifle (16) are connected, described bullet (20) socket is arranged on water sealing plug (19) outer wall; Described piston crank mechanism comprises disjunctor piston (22), upper piston (23), described disjunctor piston (22) runs through the pump housing (17) and bullet (20), the lower end of disjunctor piston (22) is provided with ball valve (24), the upper socket of disjunctor piston (22) extending into pump body is provided with lower spring (25), leave a liquid containing chamber (26) between the upper end of disjunctor piston (22) and upper piston (23), the upper socket of described upper piston (23) is provided with upper spring (27).
4. multiple dose eye drops sterile administration system according to claim 3, it is characterized in that the side of described water sealing plug (19) is provided with fluid hole (28), between the water sealing plug outer wall of corresponding fluid hole (28) side and shower nozzle inwall, leave the runner (29) flowed out for liquid.
5. multiple dose eye drops sterile administration system according to claim 4, is characterized in that the position of position higher than liquid containing chamber (26) of described fluid hole (28).
6. multiple dose eye drops sterile administration system according to claim 3, the inwall that it is characterized in that described water sealing plug (19) is provided with a circle groove, and the position of the upper respective slot of disjunctor piston (22) is provided with the annular projection used with groove fit.
7. multiple dose eye drops sterile administration system according to claim 1, is characterized in that the shoulder of described interior bottle (3) is provided with air extractor vent (31).
CN201520719884.6U 2015-09-17 2015-09-17 Aseptic delivery system of many dosage eye drop Withdrawn - After Issue CN204979781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520719884.6U CN204979781U (en) 2015-09-17 2015-09-17 Aseptic delivery system of many dosage eye drop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520719884.6U CN204979781U (en) 2015-09-17 2015-09-17 Aseptic delivery system of many dosage eye drop

Publications (1)

Publication Number Publication Date
CN204979781U true CN204979781U (en) 2016-01-20

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Application Number Title Priority Date Filing Date
CN201520719884.6U Withdrawn - After Issue CN204979781U (en) 2015-09-17 2015-09-17 Aseptic delivery system of many dosage eye drop

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Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105173421A (en) * 2015-09-17 2015-12-23 陈超 Sterile drug delivery system for multi-dose eye drops
RU194572U1 (en) * 2019-08-19 2019-12-16 Федеральное государственное бюджетное образовательное учреждение высшего образования "Курская государственная сельскохозяйственная академия имени И.И. Иванова" Liquid dropping device
CN110963187A (en) * 2019-12-31 2020-04-07 上海英宇塑料制品有限公司 A YYI-00037 needle dropper

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105173421A (en) * 2015-09-17 2015-12-23 陈超 Sterile drug delivery system for multi-dose eye drops
CN105173421B (en) * 2015-09-17 2017-05-10 陈超 Sterile drug delivery system for multi-dose eye drops
RU194572U1 (en) * 2019-08-19 2019-12-16 Федеральное государственное бюджетное образовательное учреждение высшего образования "Курская государственная сельскохозяйственная академия имени И.И. Иванова" Liquid dropping device
CN110963187A (en) * 2019-12-31 2020-04-07 上海英宇塑料制品有限公司 A YYI-00037 needle dropper

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20160120

Effective date of abandoning: 20170510

AV01 Patent right actively abandoned