CN214806836U - Integral potassium chloride dispensing device - Google Patents
Integral potassium chloride dispensing device Download PDFInfo
- Publication number
- CN214806836U CN214806836U CN202120465665.5U CN202120465665U CN214806836U CN 214806836 U CN214806836 U CN 214806836U CN 202120465665 U CN202120465665 U CN 202120465665U CN 214806836 U CN214806836 U CN 214806836U
- Authority
- CN
- China
- Prior art keywords
- ampoule
- potassium chloride
- needle
- sealing
- dispenser
- 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 - Fee Related
Links
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 title claims abstract description 142
- 235000011164 potassium chloride Nutrition 0.000 title claims abstract description 71
- 239000001103 potassium chloride Substances 0.000 title claims abstract description 71
- 239000003708 ampul Substances 0.000 claims abstract description 75
- 238000007789 sealing Methods 0.000 claims abstract description 54
- 238000002347 injection Methods 0.000 claims abstract description 36
- 239000007924 injection Substances 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 239000003814 drug Substances 0.000 claims abstract description 13
- 230000037452 priming Effects 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 239000002904 solvent Substances 0.000 abstract description 12
- 238000005520 cutting process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 15
- 210000002445 nipple Anatomy 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241001411320 Eriogonum inflatum Species 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Images
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides an integrated potassium chloride dispensing device, which comprises an ampoule, an injection needle head and a needle cap, wherein the injection needle head and the needle cap are fixedly connected with the ampoule; be equipped with potassium chloride holding chamber in the ampoule, be equipped with the notes liquid passageway with ampoule intercommunication in the syringe needle, the inside sealed ejector pin that inserts and sealed notes liquid passageway that is equipped with of needle cap, the needle cap cover is established on the syringe needle. The front end of the sealing ejector rod is provided with a rubber sealing plug, one end of the ampoule far away from the injection needle is also provided with a sealing end plate, and the joint of the sealing end plate and the ampoule is provided with a cutting groove sealing part for disconnecting the sealing end plate from the ampoule. The utility model discloses integral type potassium chloride medicine dispenser is through combining together current ampoule structure and syringe needle, accomplishes the work of making up a prescription of potassium chloride and notes liquid solvent fast, and can simplify the flow of making up a prescription of potassium chloride, reduces the contaminated probability of potassium chloride medicine dispensing in-process.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to an integral type potassium chloride medicine dispenser.
Background
The preparation of intravenous liquid is to add the required medicine into the solvent through the aseptic operation process, which is a common nursing operation in clinic, the traditional preparation of potassium chloride solution needs to be extracted by a syringe and then dissolved in the solvent, and the operation steps increase the pollution probability. At present, the commonly used 15% potassium chloride injection of hospital is that polypropylene ampoule container loads, and the nurse need follow earlier iodophor disinfection twice when dispensing the operation, wait to do again and extract required potassium chloride solution with the syringe, reinject into the solvent, because the bore of current polypropylene ampoule is less, pollutes very easily at the in-process of extraction solution, and this kind of repeated operation flow of dispensing also has certain influence to the quality of configuration liquid, has increaseed medical personnel's work load simultaneously.
CN203802807U discloses a can be used to keep somewhere anti-backflow plastics ampoule of needle seal towards pipe, through set up one on the basis of traditional ampoule with ordinary scalp acupuncture interface insert the complex nipple portion, nipple portion is equipped with the sealed lid of taking the opening plate with ampoule body coupling outward, guarantee that liquid and nipple portion in the bottle are aseptic, as long as rotatory twist the opening plate can open the sealed lid, after the ampule body liquid medicine exhaust of extrusion, can connect the connector end of the joint skin needle, the extrusion body is towards keeping somewhere needle internal positive pressure injection liquid medicine and can be for keeping somewhere the needle seal towards the pipe, can save the operation that the liquid medicine was taken out from the ampoule body to the additional syringe, but should prevent the anti-backflow plastics ampoule structure complicated, the cost of manufacture is on the high side, is difficult to satisfy the popular consumption requirement of potassium chloride medicine.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides an integrated potassium chloride dispensing device which is convenient to operate, low in pollution rate, simple in structure and low in manufacturing cost.
The utility model provides a technical scheme that its technical problem adopted is:
the integrated potassium chloride medicine dispenser comprises an ampoule, an injection needle head and a needle cap, wherein the injection needle head and the needle cap are fixedly connected with the ampoule; be equipped with potassium chloride holding chamber in the ampoule, be equipped with the priming passageway with ampoule intercommunication in the syringe needle, the inside sealed ejector pin that inserts and sealed priming passageway that is equipped with of needle cap, the needle cap cover is established on the syringe needle.
In an exemplary embodiment, a rubber sealing plug is arranged at the front end of the sealing ejector rod, and the sealing ejector rod is enabled to fully seal the liquid injection channel by utilizing the deformation of the rubber sealing plug.
In an exemplary embodiment, the end of the ampoule remote from the injection needle is further provided with a sealing end plate, and the connection between the sealing end plate and the ampoule is provided with a cutting groove sealing part for cutting off the sealing end plate from the ampoule. Through the solution chamber of sealed ampoule of sealed end plate, when tearing the grooving sealing, the potassium chloride is taken out according to the actual quantity of potassium chloride from the ampoule one end of keeping away from the syringe needle to the medical personnel of being convenient for.
In one exemplary embodiment, a one-way valve for one-way conduction is arranged at the joint of the potassium chloride containing cavity and the injection needle, the sealing ejector rod is abutted against the one-way valve, and the shape of the front end of the sealing ejector rod is matched with that of the one-way valve. Through the combination of the sealing ejector rod and the one-way valve, the liquid injection channel can be sealed doubly, and the phenomenon that potassium chloride is polluted due to contact with the outside in the use process is effectively avoided.
Preferably, the one-way valve comprises two valves, the side edges of the two valves are integrally connected, the top edges of the two valves are separated from each other and can be opened when liquid in the ampoule flows towards the outlet end of the nipple part and closed when the liquid does not flow or flows backwards, the bottom edges of the two valves are integrally connected with the inner wall of the joint of the injection needle and the ampoule, the lateral cross sections of the two valves are triangular, and the vertex of the triangle points to the outlet end of the injection needle.
Preferably, the ampoule is a polypropylene ampoule.
Preferably, the outer side wall of the ampoule is provided with capacity scales of the potassium chloride containing cavity.
The utility model discloses integral type potassium chloride dispensing device's beneficial effect:
the utility model discloses a combine together current ampoule structure and syringe needle, accomplish the work of making up a prescription of potassium chloride and notes liquid solvent fast, and can simplify the flow of making up a prescription of potassium chloride, reduce the contaminated probability of potassium chloride in-process of making up a prescription.
The utility model discloses a needle cap of sealed ejector pin in area seals the notes liquid passageway in to the syringe needle, can avoid the potassium chloride in the integration potassium chloride medicine dispenser to be polluted when not using, can also realize opening integration potassium chloride medicine dispenser fast, pours into the potassium chloride solution in the ampoule into the solvent.
The rubber sealing plug at the front end of the sealing ejector rod can send small deformation, and the rubber sealing plug can be tightly attached to the side wall of the liquid injection channel, so that potassium chloride in the ampoule is absolutely sealed, and the potassium chloride is prevented from being polluted.
The one-way valve at the joint of the potassium chloride containing cavity and the injection needle can further avoid the possibility that the potassium chloride in the liquid injection channel is polluted due to the contact with air after the needle cap is opened.
Drawings
Fig. 1 is a schematic structural view of an integrated potassium chloride dispenser according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of an integrated potassium chloride dispenser according to embodiment 2 of the present invention;
fig. 3 is a schematic structural view of the integrated potassium chloride dispenser according to embodiment 3 of the present invention;
wherein: 1-ampoule, 2-syringe needle, 3-liquid injection channel, 4-sealing ejector rod, 41-rubber sealing plug, 5-needle cap, 6-sealing end plate, 61-cutting groove sealing part and 7-one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The integrated potassium chloride dispenser comprises an ampoule 1, an injection needle 2 fixedly connected with the ampoule 1 and a needle cap 5; be equipped with potassium chloride holding chamber in the ampoule 1, be equipped with the priming passageway 3 with 1 intercommunication of ampoule in the syringe needle 2, needle cap 5 is inside to be equipped with to insert and sealed priming passageway 3's sealed ejector pin 4, and needle cap 5 cover is established on syringe needle 2.
The outer side wall of the ampoule 1 is provided with capacity scales of the potassium chloride containing cavity, the capacity scales are generally 5ml or 10ml, it should be noted that the volume of the capacity scale marks is the same as the volume of the potassium chloride solution contained in the potassium chloride containing cavity in the ampoule 1, and the specification of the ampoule 1 can be correspondingly adjusted according to different requirements, such as 3ml, 15ml or 20 ml.
Example 2
Compared with example 1, the integrated potassium chloride dispenser of the present example has the following differences:
the front end of the sealing ejector rod 4 is provided with a rubber sealing plug 41, and the sealing ejector rod 4 is enabled to fully seal the liquid injection channel 3 by utilizing the deformation of the rubber sealing plug 41.
The end of the ampoule 1 far away from the injection needle 2 is further provided with a sealing end plate 6, and the joint of the sealing end plate 6 and the ampoule 1 is provided with a cutting groove sealing part 61 for cutting off the sealing end plate 6 from the ampoule 1. The solution chamber of ampoule 1 is sealed by sealing end plate 6, when the cutting groove sealing part 61 is torn open, the medical staff can conveniently extract potassium chloride from one end of ampoule 1 far away from the injection needle 2 according to the actual dosage of potassium chloride.
Example 3
Compared with example 1, the integrated potassium chloride dispenser of the present example has the following differences:
the front end of the sealing ejector rod 4 is provided with a rubber sealing plug 41, and the sealing ejector rod 4 is enabled to fully seal the liquid injection channel 3 by utilizing the deformation of the rubber sealing plug 41.
The end of the ampoule 1 far away from the injection needle 2 is further provided with a sealing end plate 6, and the joint of the sealing end plate 6 and the ampoule 1 is provided with a cutting groove sealing part 61 for cutting off the sealing end plate 6 from the ampoule 1. The solution chamber of ampoule 1 is sealed by sealing end plate 6, when the cutting groove sealing part 61 is torn open, the medical staff can conveniently extract potassium chloride from one end of ampoule 1 far away from the injection needle 2 according to the actual dosage of potassium chloride.
The joint of the potassium chloride containing cavity and the injection needle 2 is provided with a one-way valve 7 for one-way conduction, the sealing ejector rod 4 is abutted against the one-way valve 7, and the shape of the front end of the sealing ejector rod 4 is matched with the one-way valve 7. Through the combination of the sealing ejector rod 4 and the one-way valve 7, the liquid injection channel 3 can be sealed doubly, and the phenomenon that potassium chloride is polluted due to contact with the outside in the use process is effectively avoided.
The one-way valve 7 comprises two valves, the side edges of the two valves are integrally connected, the top edges of the two valves are separated from each other, the two valves can be opened when liquid in the ampoule 1 flows downstream to the outlet end of the nipple part and closed when the liquid does not flow or flows reversely, the bottom edges of the two valves are integrally connected with the inner wall of the joint of the injection needle 2 and the ampoule 1, the lateral sections of the two valves are triangular, and the vertex of the triangle points to the outlet end of the injection needle 2.
The utility model discloses theory of operation and application method of integral type potassium chloride dispensing device:
the potassium chloride solution of ration (generally 5ML or 10ML) is equipped with to the encapsulation in ampoule 1, during the use, integral type potassium chloride dispenser in the embodiment 1, medical personnel only need take off needle cap 5 from syringe needle 2, then insert syringe needle 2 in the bottle plug of solvent bottle, then, squeeze ampoule 1 body with the hand, utilize the gravity of potassium chloride self simultaneously, make the potassium chloride solution in ampoule 1 inject into the solvent of solvent bottle through syringe needle 2, and then realize quick potassium chloride's the work of dispensing.
In the integrated potassium chloride dispenser in embodiments 2 and 3, when the amount of the potassium chloride solution required to be used is the same as or integral multiple of the capacity of the ampoule 1, the needle cap 5 on the injection needle 2 is directly taken out, then the injection needle 2 is inserted into the bottle stopper of the solvent bottle, then the ampoule 1 is squeezed by hand, and simultaneously the potassium chloride solution in the ampoule 1 is injected into the solvent in the solvent bottle through the injection needle 2 by utilizing the gravity of the potassium chloride, so that the rapid potassium chloride dispensing work is realized.
When the amount of potassium chloride to be used is not the capacity of the ampoule 1 itself, a quantitative syringe may be used to draw a desired amount of potassium chloride solution from the ampoule 1 through the port of the ampoule 1 at the end away from the injection needle 2 by tearing the slit seal 61 of the seal end plate 6.
The utility model discloses integral type potassium chloride medicine dispenser, other check valves 7 among the prior art can also be referred to the structure of check valve 7, above technical characteristics's change, and technical staff in this field can understand and implement through the word description, so do not make the additional drawing and explain.
Finally, it is to be noted that: the above description is only the preferred embodiment of the present invention, which is only used to illustrate the technical solution of the present invention, and is not used to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.
Claims (6)
1. Integral type potassium chloride medicine dispenser, its characterized in that includes: an ampoule, and an injection needle head and a needle cap which are fixedly connected with the ampoule; be equipped with potassium chloride holding chamber in the ampoule, be equipped with the priming passageway with ampoule intercommunication in the syringe needle, the inside sealed ejector pin that inserts and sealed priming passageway that is equipped with of needle cap, the needle cap cover is established on the syringe needle.
2. The integrated potassium chloride dispenser of claim 1, wherein the front end of the sealing ram is provided with a rubber sealing plug.
3. The integrated potassium chloride dispenser of claim 1 wherein the end of the ampoule distal from the needle is further provided with a sealing end plate, the junction of the sealing end plate and the ampoule being provided with a slotted seal for disconnecting the sealing end plate from the ampoule.
4. The integrated potassium chloride dispenser of any one of claims 1 to 3, wherein a one-way valve for one-way communication is arranged at the joint of the potassium chloride accommodating cavity and the injection needle, and the sealing ejector rod is abutted against the one-way valve.
5. The integrated potassium chloride dispenser of claim 4, wherein the one-way valve comprises two flaps, the side edges of the two flaps are integrally connected, the top edges of the two flaps are separated from each other and can be opened when liquid in the ampoule flows forward to the outlet end of the liquid filling channel and closed when the liquid does not flow or flows backward, the bottom edges of the two flaps are integrally connected with the inner wall of the joint of the injection needle and the ampoule, the lateral cross sections of the two flaps are triangular, and the vertex of the triangle points to the outlet end of the injection needle.
6. The unitary potassium chloride dispenser of any one of claims 1-3, wherein the ampoule is a polypropylene ampoule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120465665.5U CN214806836U (en) | 2021-03-04 | 2021-03-04 | Integral potassium chloride dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120465665.5U CN214806836U (en) | 2021-03-04 | 2021-03-04 | Integral potassium chloride dispensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214806836U true CN214806836U (en) | 2021-11-23 |
Family
ID=78951449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120465665.5U Expired - Fee Related CN214806836U (en) | 2021-03-04 | 2021-03-04 | Integral potassium chloride dispensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214806836U (en) |
-
2021
- 2021-03-04 CN CN202120465665.5U patent/CN214806836U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |