CN202505770U - Dispensing device for injection - Google Patents
Dispensing device for injection Download PDFInfo
- Publication number
- CN202505770U CN202505770U CN2012201082880U CN201220108288U CN202505770U CN 202505770 U CN202505770 U CN 202505770U CN 2012201082880 U CN2012201082880 U CN 2012201082880U CN 201220108288 U CN201220108288 U CN 201220108288U CN 202505770 U CN202505770 U CN 202505770U
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- CN
- China
- Prior art keywords
- bottle
- needle
- suction pipe
- liquid
- suction tube
- Prior art date
- 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.)
- Expired - Lifetime
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a dispensing device for an injection. The dispensing device comprises a dual-channel bottle injection needle, a suction tube and a negative-pressure absorber, wherein one end of the bottle injection needle is provided with a pointed needle head; the needle head is provided with an injection inlet hole and an air suction hole; the other end of the bottle injection needle which is exposed outside a bottle stopper of a liquid bottle is provided with a negative-pressure connecting nib and a suction tube connecting nib; the air suction hole of the bottle insertion needle is communicated with the negative-pressure connecting nib, so that a first channel is formed; the negative-pressure connecting nib is connected with the negative-pressure absorber; the injection inlet hole of the bottle insertion needle, the suction tube connecting nib and the suction tube are communicated with each other, so that a second channel is formed; during dispensing, the end of the suction tube is placed into a liquid medicament of an injection bottle; and a filter is connected between the suction tube connecting nib and the suction tube. Due to the adoption of the dispensing device to dispensing, operation can be simplified, and the defects of the need of repeatedly puncturing a liquid bottle rubber plug and complex operation existing in the prior art are overcome. Due to the arrangement of the filter, the liquid medicament can be filtered, tiny glass scraps and fine air floating particles are effectively prevented from entering the liquid bottle, and the dispensing safety is enhanced.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specifically related to a kind of liquid dispensing device that is used for aqueous injection.
Background technology
The making up a prescription of indication in the medical treatment typically refers to medicinal liquid or medicated powder is transferred in the liquid bottles, injects human body through transfusion and treats.The existing method that aqueous injection is made up a prescription normally with the cervical region of the little peace bottle of emery wheel glass-cutting, is broken top then off with the fingers and thumb or is directly used metallic weapon (like shears, tweezers etc.) to smash its top both at home and abroad, and reuse syringe pump medicinal liquid is injected in the liquid bottles.The deficiency that above-mentioned dosing method exists is: if the syringe finite capacity need join the medicinal liquid of many aqueous injection peace bottles in one group of liquid the time, just needs to extract and repeated localised puncture liquid bottles plug complex operation several times.In addition, syringe does not have the filtration function, and aspiration procedure might suck the unclean air in ward and cause liquid contamination.Simultaneously, produce the glass disintegrating slag inevitably during the fracture of aqueous injection peace bottle,, just might small glass disintegrating slag be drawn in the liquid bottles if use the syringe dosing, and then input vascularization glass thromboembolism, human body is worked the mischief.
Summary of the invention
The purpose of this utility model is to provide a kind of dispensation apparatus that is used for aqueous injection simple to operate.
To achieve these goals, the technical scheme taked of this utility model is:
A kind of dispensation apparatus that is used for aqueous injection; It comprises dual pathways needle for inserting bottle, suction pipe and vacuum extractor; Said needle for inserting bottle one end is sharp-pointed syringe needle, and syringe needle is provided with medicine feeding hole and suction hole, and the other end that needle for inserting bottle is exposed to outside the liquid bottles bottle stopper is established negative pressure connection and suction pipe connection; The suction hole of needle for inserting bottle and negative pressure connection connect and constitute first passage, and the negative pressure connection is connected with vacuum extractor; The medicine feeding hole of needle for inserting bottle, suction pipe connection and suction pipe connect and constitute second channel, and the terminal of suction pipe places the medicinal liquid of aqueous injection peace bottle when making up a prescription.
Also be connected a filter between further perfect as above-mentioned dispensation apparatus, described suction pipe connection and suction pipe.
The above-mentioned dispensation apparatus that is used for aqueous injection that this utility model provides; The special dual pathways of indirect pump up water injection peace bottle inner liquid medicine owing to set up air in the pumping liquid bottle; Utilize negative pressure air in the passage pumping liquid bottle to make its inner negative pressure that produces; Another passage is used for negative pressure in the liquid bottles is conducted to the suction pipe terminal, only needs when making up a prescription the suction pipe terminal is inserted in the medicinal liquid of aqueous injection peace bottle, can accomplish the process of making up a prescription that medicinal liquid is drawn into liquid bottles.Shifting suction pipe just can aspirate the medicinal liquid in many aqueous injection peace bottles one by one.Adopt syringe to make up a prescription with tradition and compare, avoided repeated localised puncture liquid bottles plug, simple to operate.Owing to set up a filter on the second channel of medicinal liquid medicinal liquid is filtered carrying, can effectively stop in the small disintegrating slag of glass and the air floating microgranule entering liquid bottles, with the raising safety of making up a prescription.
Description of drawings
Fig. 1 is existing aqueous injection dosage sketch map
Fig. 2 is this utility model dispensation apparatus structural representation
Fig. 3 is this utility model operation principle sketch map
Among the figure: 1-needle for inserting bottle 2-suction pipe connection 3-suction pipe 4-negative pressure connection 5-filter 6-medicine feeding hole 7-suction hole 8-second channel 9-first passage 10-vacuum extractor 11-liquid bottles 12-aqueous injection peace bottle Z-syringe.
The specific embodiment
Fig. 1 is existing aqueous injection dosage sketch map.Smash the cervical region (this process glass disintegrating slag may fall in the peace bottle) of aqueous injection peace bottle 12 with the emery wheel cutting or with ironware; Reuse syringe Z extracts medicinal liquid from aqueous injection peace bottle 12; Then with the bottle stopper of the syringe needle of syringe Z puncture liquid bottles 11, medicinal liquid injected to accomplish in the liquid bottles 11 make up a prescription.In this makes up a prescription process, because syringe Z finite capacity,, just need to extract and repeated localised puncture liquid bottles 11 plugs complex operation several times if need join many aqueous injection medicinal liquids in one group of liquid the time.In addition, syringe Z does not have the filtration function, and aspiration procedure might suck the unclean air in ward and cause liquid contamination; Diameter possibly be pumped in the liquid bottles 11 less than the small glass disintegrating slag of syringe Z pinhole aperture in the aqueous injection peace bottle 12.
Fig. 2 is the structural representation of this utility model dispensation apparatus.The dispensation apparatus that is used for aqueous injection that this utility model provides; It comprises dual pathways needle for inserting bottle 1, suction pipe 3 and vacuum extractor 10; Needle for inserting bottle 1 one ends are sharp-pointed syringe needle, and syringe needle is provided with medicine feeding hole 6 and suction hole 7, and the other end that needle for inserting bottle 1 is exposed to outside the liquid bottles bottle stopper is established negative pressure connection 4 and suction pipe connection 2; The suction hole 7 of needle for inserting bottle 1 connects with negative pressure connection 4 and constitutes first passage 9, and negative pressure connection 4 is connected with vacuum extractor 10; The medicine feeding hole 6 of needle for inserting bottle 1, suction pipe connection 2 and suction pipe 3 connect and constitute second channels 8, are connected a filter 5 between suction pipe connection 2 and the suction pipe 3, and the terminal of suction pipe 3 places aqueous injection to pacify bottle when making up a prescription.
Fig. 3 is this utility model operation principle sketch map.When making up a prescription, earlier needle for inserting bottle 1 sharp-pointed syringe needle is inserted in the bottle stopper of liquid bottles 11, the medicine feeding hole 6 on needle for inserting bottle 1 syringe needle all is arranged in the above air of liquid bottles 11 liquid levels with suction hole 7 at this moment.When making its inner generation negative pressure with vacuum extractor 10 butt joint negative pressure connections 4 air in the first passage 9 pumping liquid bottles 11; Meanwhile; Negative pressure will produce suction force through medicine feeding hole 6, suction pipe connection 2, filter 5 and suction pipe 3 conduction successively; The terminal of inserting the suction pipe 3 in aqueous injection peace bottle 12 medicinal liquids is drawn into the medicinal liquid in the aqueous injection peace bottle 12 in the liquid bottles 11, accomplishes the process of making up a prescription.During like the medicinal liquid in many aqueous injection peaces of the need suctions bottle 12, only need to move suction pipe 3 and insert many aqueous injection peace bottles 12 one by one and get final product, avoided with syringe Z repeated localised puncture liquid bottles 11 plugs, simple to operate.Carry placed in-line filter 5 on the second channel 8 of medicinal liquid, then can prevent in the small disintegrating slag of glass and the air floating microgranule entering liquid bottles 11, the safety of making up a prescription with raising.
Claims (2)
1. dispensation apparatus that is used for aqueous injection; It is characterized in that: it comprises dual pathways needle for inserting bottle (1), suction pipe (3) and vacuum extractor (10); Said needle for inserting bottle (1) one end is sharp-pointed syringe needle; Syringe needle is provided with medicine feeding hole (6) and suction hole (7); The other end that needle for inserting bottle (1) is exposed to outside the liquid bottles bottle stopper is established negative pressure connection (4) and suction pipe connection (2), and the suction hole (7) of needle for inserting bottle (1) connects with negative pressure connection (4) and constitutes first passage (9), and negative pressure connection (4) is connected with vacuum extractor (10); The medicine feeding hole (6) of needle for inserting bottle (1), suction pipe connection (2) and suction pipe (3) connect and constitute second channel (8), and the terminal of suction pipe when making up a prescription (3) places the medicinal liquid of aqueous injection peace bottle.
2. dispensation apparatus according to claim 1 is characterized in that: also be connected a filter (5) between described suction pipe connection (2) and the suction pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201082880U CN202505770U (en) | 2012-03-21 | 2012-03-21 | Dispensing device for injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201082880U CN202505770U (en) | 2012-03-21 | 2012-03-21 | Dispensing device for injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202505770U true CN202505770U (en) | 2012-10-31 |
Family
ID=47058283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201082880U Expired - Lifetime CN202505770U (en) | 2012-03-21 | 2012-03-21 | Dispensing device for injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202505770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102579259A (en) * | 2012-03-21 | 2012-07-18 | 兰州汶河医疗器械研制开发有限公司 | Injection dosing method and dosing apparatus utilizing same |
| CN104800913A (en) * | 2015-05-15 | 2015-07-29 | 成都杰仕德科技有限公司 | Dosage device and dosage method for powder injection bottle |
-
2012
- 2012-03-21 CN CN2012201082880U patent/CN202505770U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102579259A (en) * | 2012-03-21 | 2012-07-18 | 兰州汶河医疗器械研制开发有限公司 | Injection dosing method and dosing apparatus utilizing same |
| CN104800913A (en) * | 2015-05-15 | 2015-07-29 | 成都杰仕德科技有限公司 | Dosage device and dosage method for powder injection bottle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121031 |