CN202236671U - Disposable syringe capable of realizing pre-perfusion of liquid medicine - Google Patents
Disposable syringe capable of realizing pre-perfusion of liquid medicine Download PDFInfo
- Publication number
- CN202236671U CN202236671U CN2011203624865U CN201120362486U CN202236671U CN 202236671 U CN202236671 U CN 202236671U CN 2011203624865 U CN2011203624865 U CN 2011203624865U CN 201120362486 U CN201120362486 U CN 201120362486U CN 202236671 U CN202236671 U CN 202236671U
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- China
- Prior art keywords
- disposable syringe
- inner sleeve
- sleeve
- push rod
- perfusion solution
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Abstract
The utility model discloses a disposable syringe capable of realizing pre-perfusion of liquid medicine. The disposable syringe comprises a sleeve and a push rod positioned in the sleeve, wherein a joint is arranged at the top end of the sleeve, and the sleeve comprises a cylindrical outer sleeve and a cylindrical inner sleeve which is arranged in the cylindrical outer sleeve and matched with the cylindrical outer sleeve; a communicating structure which can communicate the inner sleeve with the outer sleeve is arranged on the top wall of the cylindrical inner sleeve, and a connecting structure is in close fit with the outer sleeve; the push rod is arranged in the inner sleeve, and the push rod and the inner sleeve constitute an inner cavity for containing the liquid medicine; and a sealing protective cap is matched on the joint at the top end of the outer sleeve. The disposable syringe capable of realizing the pre-perfusion of the liquid medicine, disclosed by the utility model can overcome the shortcomings that the existing syringe does not contain the medicine, medical staff need to repeatedly use the syringe and a liquid medicine bottle multiple times during the whole dispensing process, impurities are easy to entrain for causing pollution, the syringe draws the medicine inconveniently, secondary pollution of the syringe is caused, and the labor intensity of the medical staff is simultaneously increased.
Description
Technical field
this utility model relates to a kind of medical apparatus and instruments, specifically a kind of disposable syringe of perfusion solution in advance.
Background technology
are present, generally all do not have medicine in the market last time property use syringe, and syringe and medicine or medicinal liquid are all packed respectively.Can only in medicine bottle, extract medicated powder or water formulation medicine out, in the process of making up a prescription in use; The medical worker needs simultaneously syringe, medicinal liquid bottle to be used repeatedly to be prone to bring into the filth pollution; And take out the medicine inconvenience, can cause the secondary pollution of syringe, increase medical personnel's labor intensity simultaneously.
Summary of the invention
this utility model problem to be solved is to provide a kind of simple in structure for the awkward problem of the disposable syringe that solves prior art, the disposable syringe of perfusion solution in advance easy to use.
In order to solve above-mentioned technical problem, the technical scheme that this utility model provides is:
The disposable syringe of perfusion solution in advance comprises sleeve pipe and for being positioned at the push rod of sleeve pipe, said telescopic top is provided with a joint, it is characterized in that, described sleeve pipe is made up of cylindricality trocar sheath and its inner cylindricality inner sleeve;
The roof of said cylindricality inner sleeve is provided with the connectivity structure that can inner sleeve and trocar sheath be communicated with, and described syndeton and trocar sheath closely cooperate;
Said push rod is located at the inside of said inner sleeve, constitutes an inner cavity chamber in order to receiving medical liquids with inner sleeve;
Is furnished with the sealing helmet on
vertical joint of said overcoat.
preferably, said connectivity structure is the plastic seal post that is provided with through hole that fits tightly with said trocar sheath, on described through hole, is sealed with plastic layer.
preferably, the plastic layer on the described through hole is the heat sealing film that pressurized can split.
preferably, said plastic layer is and the thin layer plastics of plastic seal post one that pressurized can split.
preferably, said push rod is a hollow structure, its top is provided with the puncture needle in order to the through hole plastic layer that punctures the plastic seal post that moves up and down of push rod relatively.
preferably, said puncture needle through manually move up and down or through be equipped with spring or elastic the puncture after can return automatically.
preferably, described connectivity structure comprises the rubber piston that fits tightly with overcoat, said rubber piston has a taper end face, is provided with aperture or a word or cross joint-cutting that a pressurized can be opened on the top of taper end face.
preferably, described inner sleeve is a upside down funnel shape, the top of the taper end face of said rubber piston is located at the top of said funnel.
are like this when promoting push rod; The liquid of inner sleeve can produce the bottom that bigger pressure presses on the inner sleeve funnel; And then the liquid with higher pressure can get into the outer chamber of trocar sheath through aperture or a word or the cross joint-cutting of piston tip.
preferably, the telescopic taper end face of said rubber piston outward be provided with drug resistance liquid absorbent coating or other not with the plastic layer of medicinal liquid reaction.
preferably also are provided with one and promote medicinal liquid entering trocar sheath and the blended packed-piston of medicated powder between described push rod and said inner sleeve.
Than solution of the prior art, the utility model has the advantages that:
1. this utility model provide the disposable syringe of perfusion solution in advance, can directly use or can use after shaking up through injecting.Quick and convenient, alleviate nurse's workload, quick administration when being particularly suitable for rescue patient.
2. this utility model provide the disposable syringe of perfusion solution in advance, can not cause the secondary pollution of syringe, and not have cross infection, and are safe in utilization.
Description of drawings
Below in conjunction with accompanying drawing and embodiment this utility model is further described:
But Fig. 1 is an example structure sketch map of the described Cartrix of this utility model;
But Fig. 2 is the another example structure sketch map of the described Cartrix of this utility model;
but Fig. 3 for the described Cartrix of this utility model fit tightly another example structure sketch map of push rod that has piston with overcoat.
Wherein: 100 are the sealing helmet;
200 is trocar sheath, and 210 is joint, and 220 is outer chamber;
300 is inner sleeve, and 310 is the inner sleeve roof, and 320 is inner cavity chamber;
400 is syndeton, and 410 is through hole, and 420 is plastic layer, and 430 is piston tip, and 440 are the taper end face;
500 are push rod, and 510 is puncture needle, and 530 is packed-piston.
The specific embodiment
further specify such scheme below in conjunction with specific embodiment.Should be understood that these embodiment are used to this utility model is described and the scope that is not limited to limit this utility model.The implementation condition that adopts among the embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in the normal experiment.
Embodiment 1:
The another embodiment of the disposable syringe of a kind of perfusion solution in advance that
are as shown in Figure 1; A kind of disposable syringe of perfusion solution in advance; Comprise sleeve pipe and for being positioned at the push rod of sleeve pipe; Telescopic top is provided with and is 6:100 screw socket or straight mouthful joint (210), and sleeve pipe is made up of the cylindricality inner sleeve (300) that cylindricality trocar sheath (200) and its inside are mated; Be furnished with sealing helmet (100) on the vertical joint of overcoat, push rod (500) is located at the inside of inner sleeve (300), constitutes an inner cavity chamber (320) in order to receiving medical liquids or normal saline (320) with inner sleeve (300); The roof (310) of cylindricality inner sleeve (300) is provided with can be with the connectivity structure (400) of inner sleeve (300) and trocar sheath (200) connection.
In
present embodiment; Said connectivity structure (400) is the plastic seal post that is provided with through hole (410) that fits tightly with trocar sheath; On through hole (410), be sealed with plastic layer (420), the heat sealing film that this plastic layer (420) on the through hole (410) can split for pressurized.
in another preferred embodiment, plastic layer 420 is and the thin layer plastics of syndeton 400 one of plastic seal post that pressurized can split.
When
advance in inner sleeve (300) when push rod inwards; Heat sealing film is crushed under the effect of thrust; Normal saline is pushed into outer chamber (220) to be mixed with wherein medicated powder or medicinal liquid or dilutes; Inner sleeve (300) is outwards released, and it is big that the trocar sheath inner volume becomes, and extracts sealing helmet (100) at last through the Needleless dosing joint or screw on entry needle medicinal liquid is injected or injection.
Embodiment 2:
are illustrated in figure 2 as a kind of disposable syringe of perfusion solution in advance of this utility model; Comprise sleeve pipe and for being positioned at the push rod of sleeve pipe; Telescopic top is provided with a joint (210), and sleeve pipe is made up of the cylindricality inner sleeve (300) that cylindricality trocar sheath (200) and its inside are mated; Be furnished with sealing helmet (100) on the vertical joint of overcoat, push rod (500) is located at the inside of inner sleeve (300), constitutes an inner cavity chamber in order to receiving medical liquids or normal saline (320) with inner sleeve (300); The roof (310) of cylindricality inner sleeve (300) is provided with can be with the connectivity structure (400) of inner sleeve (300) and trocar sheath (200) connection.
in the present embodiment; Said connectivity structure (400) is the plastic seal post that is provided with through hole (410) that fits tightly with trocar sheath; On through hole (410), be sealed with plastic layer (420); And push rod (500) is a hollow structure, and its top (520) are provided with the puncture needle (510) in order to the through hole plastic layer that punctures the plastic seal post that moves up and down of push rod (500) relatively.Said puncture needle is through manually moving up and down or after the puncture of spring or elastic is housed, can returning automatically.Irritated the Cartrix of medicinal liquid during use, puncture needle punctures the vertical plastic seal post of inner sleeve forward, and normal saline is pressed in the outer chamber (220).When advancing inwards, interior cover is outwards released at push rod (500), and it is big that the overcoat inner volume becomes, and normal saline mixes or dilute liquid medicine with medicated powder.Extract sealing helmet (100) at last through the Needleless dosing joint or screw on entry needle and medicinal liquid is injected or injection.
Embodiment 3:
The another preferred embodiment of the disposable syringe of a kind of perfusion solution in advance of this utility model that
are as shown in Figure 3; A kind of disposable syringe of perfusion solution in advance; Comprise sleeve pipe and for being positioned at the push rod of sleeve pipe; Telescopic top is provided with and is 6:100 screw socket or straight mouthful joint (210), and sleeve pipe is made up of the cylindricality inner sleeve (300) that cylindricality trocar sheath (200) and its inside are mated; Be furnished with sealing helmet (100) on the vertical joint of overcoat, push rod (500) is located at the inside of inner sleeve (300), constitutes an inner cavity chamber in order to receiving medical liquids or normal saline (320) with inner sleeve (300); The roof (310) of cylindricality inner sleeve (300) is provided with can be with the connectivity structure (400) of inner sleeve (300) and trocar sheath (200) connection.
In
present embodiment; Described connectivity structure (400); It is the rubber piston that fits tightly with overcoat; Rubber piston has a taper end face (440), is provided with aperture or a word or cross joint-cutting that a pressurized can be opened on the top (430) of taper end face (440).Inner sleeve (300) is a upside down funnel shape, and the top of the taper end face (430) of said piston is located in funnel top (330).Like this when promoting push rod; The liquid of inner sleeve can produce the bottom that bigger pressure presses on the inner sleeve funnel; And then the physiological saline and so on liquid with higher pressure can be passed through aperture or a word or the cross joint-cutting of piston tip (430); Get into the outer chamber (220) of trocar sheath (200), mix with wherein medicated powder or medicinal liquid or dilute.And the taper end face (440) of said piston outward sleeve pipe (200) be provided with drug resistance liquid absorbent coating or other not with the plastic layer of medicinal liquid reaction, for preventing the absorption of piston to medicinal liquid.Between described push rod (500) and said inner sleeve (300), also be provided with a packed-piston (530), can promote medicinal liquid entering trocar sheath and mix with medicated powder.Described rubber piston can be processed for rubber or other materials, also can process for commaterial or two kinds of materials.Described inner sleeve and trocar sheath constitute a outer chamber (220) in order to hold medicated powder or medicinal liquid.
above-mentioned instance is only for explaining the technical conceive and the characteristics of this utility model; Its purpose is to let the people who is familiar with this technology can understand content of this utility model and enforcement according to this, can not limit the protection domain of this utility model with this.All equivalent transformation or modifications of being done according to this utility model spirit all should be encompassed within the protection domain of this utility model.
Claims (10)
1. the disposable syringe of perfusion solution in advance; Comprise sleeve pipe and for being positioned at the push rod of sleeve pipe; Said telescopic top is provided with a joint (210), it is characterized in that, described sleeve pipe is made up of the cylindricality inner sleeve (300) that cylindricality trocar sheath (200) and its inside are mated;
The roof (310) of said cylindricality inner sleeve (300) is provided with the connectivity structure (400) that can inner sleeve (300) and trocar sheath (200) be communicated with, and described syndeton (400) closely cooperates with trocar sheath (200);
Said push rod (500) is located at the inside of said inner sleeve (300), constitutes an inner cavity chamber in order to receiving medical liquids or normal saline (320) with inner sleeve (300);
Is furnished with sealing helmet (100) on the vertical joint of said overcoat.
2. the disposable syringe of perfusion solution in advance according to claim 1; It is characterized in that; Said connectivity structure (400) is the plastic seal post that is provided with through hole (410) that fits tightly with said trocar sheath, on described through hole (410), is sealed with plastic layer (420).
3. the disposable syringe of perfusion solution in advance according to claim 2 is characterized in that, the heat sealing film (420) that the plastic layer (420) on the described through hole (410) can split for pressurized.
4. the disposable syringe of perfusion solution in advance according to claim 2 is characterized in that, said plastic layer (420) is and the thin layer plastics of plastic seal post one that pressurized can split.
5. the disposable syringe of perfusion solution in advance according to claim 2; It is characterized in that; Said push rod (500) is a hollow structure, and its top (520) are provided with the puncture needle (510) in order to the through hole plastic layer that punctures the plastic seal post that moves up and down of push rod (500) relatively.
6. the disposable syringe of perfusion solution in advance according to claim 5 is characterized in that, said puncture needle (510) is through manually moving up and down or after the puncture of spring or elastic is housed, can returning automatically.
7. the disposable syringe of perfusion solution in advance according to claim 1; It is characterized in that; Described connectivity structure (400); Be the rubber piston that fits tightly with overcoat, said rubber piston has a taper end face (440), is provided with aperture or a word or cross joint-cutting that a pressurized can be opened on the top (430) of taper end face (440).
8. the disposable syringe of perfusion solution in advance according to claim 1; It is characterized in that; Described inner sleeve (300) is a upside down funnel shape, and the top of the taper end face (430) of said rubber piston is located in the top of said funnel (330).
9. the disposable syringe of perfusion solution in advance according to claim 1 is characterized in that, the taper end face (440) of said rubber piston outward sleeve pipe (200) be provided with drug resistance liquid absorbent coating or other not with the plastic layer of medicinal liquid reaction.
10. the disposable syringe of perfusion solution in advance according to claim 1; It is characterized in that, between described push rod (500) and said inner sleeve (300), also be provided with one and promote medicinal liquid entering trocar sheath (200) and the blended packed-piston of medicated powder (530).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203624865U CN202236671U (en) | 2011-09-26 | 2011-09-26 | Disposable syringe capable of realizing pre-perfusion of liquid medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203624865U CN202236671U (en) | 2011-09-26 | 2011-09-26 | Disposable syringe capable of realizing pre-perfusion of liquid medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202236671U true CN202236671U (en) | 2012-05-30 |
Family
ID=46097985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203624865U Expired - Lifetime CN202236671U (en) | 2011-09-26 | 2011-09-26 | Disposable syringe capable of realizing pre-perfusion of liquid medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202236671U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921072A (en) * | 2012-10-30 | 2013-02-13 | 无锡耐思生物科技有限公司 | Powder injection mixing and pre-encapsulating injector |
| CN102940922A (en) * | 2012-10-30 | 2013-02-27 | 无锡耐思生物科技有限公司 | Mixing pre-filled and sealed injector |
| CN104257496A (en) * | 2014-10-21 | 2015-01-07 | 张西坤 | Disposable heparin sodium normal saline tube-sealing fluid suit |
| CN105126193A (en) * | 2014-05-26 | 2015-12-09 | 上海康德莱企业发展集团股份有限公司 | Inner core bar for core bar of prefilled catheter irrigator |
| CN105169521A (en) * | 2014-05-26 | 2015-12-23 | 上海康德莱企业发展集团股份有限公司 | Core bar used for pre-charged catheter flusher |
| CN105268045A (en) * | 2014-05-26 | 2016-01-27 | 上海康德莱企业发展集团股份有限公司 | Pre-charging type catheter flusher |
| CN106890032A (en) * | 2017-02-28 | 2017-06-27 | 成都迅德科技有限公司 | Tooth tucker |
| CN110339471A (en) * | 2019-07-08 | 2019-10-18 | 重庆医科大学 | It is a kind of can radiation protection radiopharmaceutical rotation injection device |
| CN110811906A (en) * | 2019-11-21 | 2020-02-21 | 江苏农牧科技职业学院 | Medical advanced immunization device for pseudorabies of piglets in positive pig farm |
-
2011
- 2011-09-26 CN CN2011203624865U patent/CN202236671U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921072A (en) * | 2012-10-30 | 2013-02-13 | 无锡耐思生物科技有限公司 | Powder injection mixing and pre-encapsulating injector |
| CN102940922A (en) * | 2012-10-30 | 2013-02-27 | 无锡耐思生物科技有限公司 | Mixing pre-filled and sealed injector |
| CN102940922B (en) * | 2012-10-30 | 2014-11-05 | 无锡耐思生物科技有限公司 | Mixing pre-filled and sealed injector |
| CN105126193A (en) * | 2014-05-26 | 2015-12-09 | 上海康德莱企业发展集团股份有限公司 | Inner core bar for core bar of prefilled catheter irrigator |
| CN105169521A (en) * | 2014-05-26 | 2015-12-23 | 上海康德莱企业发展集团股份有限公司 | Core bar used for pre-charged catheter flusher |
| CN105268045A (en) * | 2014-05-26 | 2016-01-27 | 上海康德莱企业发展集团股份有限公司 | Pre-charging type catheter flusher |
| CN105169521B (en) * | 2014-05-26 | 2022-09-02 | 上海康德莱企业发展集团股份有限公司 | Core bar for pre-filling type catheter flusher |
| CN104257496A (en) * | 2014-10-21 | 2015-01-07 | 张西坤 | Disposable heparin sodium normal saline tube-sealing fluid suit |
| CN106890032A (en) * | 2017-02-28 | 2017-06-27 | 成都迅德科技有限公司 | Tooth tucker |
| CN110339471A (en) * | 2019-07-08 | 2019-10-18 | 重庆医科大学 | It is a kind of can radiation protection radiopharmaceutical rotation injection device |
| CN110811906A (en) * | 2019-11-21 | 2020-02-21 | 江苏农牧科技职业学院 | Medical advanced immunization device for pseudorabies of piglets in positive pig farm |
| CN110811906B (en) * | 2019-11-21 | 2021-10-15 | 江苏农牧科技职业学院 | Medical advanced immunization device for pseudorabies of piglets in positive pig farm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LINHUA MEDICAL APPLIANCES CO., LTD., SUZHOU Free format text: FORMER OWNER: WU LINYUAN Effective date: 20150525 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215122 SUZHOU, JIANGSU PROVINCE TO: 215101 SUZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150525 Address after: 215101 No. 3, new road, Suzhou Industrial Park, Jiangsu, China Patentee after: Linhua Medical Appliances Co., Ltd., Suzhou Address before: 215122 No. 3, new road, Suzhou Industrial Park, Jiangsu, China Patentee before: Wu Linyuan |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215101 No. 3, new road, Suzhou Industrial Park, Jiangsu, China Patentee after: SUZHOU LINHUA MEDICAL INSTRUMENT CO., LTD. Address before: 215101 No. 3, new road, Suzhou Industrial Park, Jiangsu, China Patentee before: Linhua Medical Appliances Co., Ltd., Suzhou |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |