CN116942526A - Sterile dispensing system and dispensing method - Google Patents
Sterile dispensing system and dispensing method Download PDFInfo
- Publication number
- CN116942526A CN116942526A CN202311165470.9A CN202311165470A CN116942526A CN 116942526 A CN116942526 A CN 116942526A CN 202311165470 A CN202311165470 A CN 202311165470A CN 116942526 A CN116942526 A CN 116942526A
- Authority
- CN
- China
- Prior art keywords
- dispensing
- connecting port
- communicated
- pipeline
- sterile
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 25
- 239000003814 drug Substances 0.000 claims abstract description 17
- 238000000605 extraction Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 239000002504 physiological saline solution Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 7
- 241000894006 Bacteria Species 0.000 abstract description 6
- 229940079593 drug Drugs 0.000 abstract description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000008177 pharmaceutical agent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2096—Combination of a vial and a syringe for transferring or mixing their contents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2048—Connecting means
- A61J1/2058—Connecting means having multiple connecting ports
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2089—Containers or vials which are to be joined to each other in order to mix their contents
Landscapes
- Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention provides a sterile dispensing system, and belongs to the technical field of dispensing systems. The invention comprises the following steps: a communication device having a first connection port, a second connection port, and a third connection port; the dispensing device is communicated with the first connecting port, and is used for containing liquid and dispensing medicines; an extraction device which is communicated with the second connecting port; the pre-preparing device is communicated with the third connecting port and is used for containing the medicament; the communication device is provided with a switch valve, the switch valve controls the first connecting port to be communicated with the second connecting port to form a first pipeline, and the switch valve controls the second connecting port to be communicated with the third connecting port to form a second pipeline. According to the invention, the three interfaces of the communication device are respectively communicated with the dispensing device, the extracting device and the premixing device, so that the whole dispensing process is ensured to be carried out in a closed environment, the pollution of dust and bacteria can be effectively avoided, and the safety of dispensing is improved.
Description
Technical Field
The invention relates to the technical field of dispensing systems, in particular to a sterile dispensing system and a dispensing method of the dispensing system.
Background
At present, the hospital dosage is usually prepared by injecting the pre-mixed liquid into a medicine bottle containing powder for premixing after the pre-set normal saline is extracted by an injector, and then the pre-mixed liquid is extracted and injected into the normal saline with the pre-set capacity by the injector, and the required dosage is obtained by stirring and mixing.
The continuous extraction and injection in the operation method are carried out in an air environment, so that dust and bacteria are easy to pollute, the safety is low, and a closed environment is lacked to finish the dispensing operation.
Disclosure of Invention
In view of the above, in order to solve the technical problem of easy pollution of dust and bacteria in the existing dispensing method, on one hand, the invention provides a sterile dispensing system, which is respectively communicated with a dispensing device, a drawing device and a premixing device through three interfaces of a communication device, so that the whole dispensing process is ensured to be carried out in a closed environment, the pollution of dust and bacteria can be effectively avoided, and the dispensing safety is improved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a sterile dispensing system comprising:
a communication device having a first connection port, a second connection port, and a third connection port;
the dispensing device is communicated with the first connecting port, and is used for containing liquid and dispensing;
extraction means in communication with the second connection port;
the pre-dispensing device is communicated with the third connecting port and is used for containing the medicament;
the communication device is provided with a switch valve, the switch valve controls the first connecting port to be communicated with the second connecting port to form a first pipeline, and the switch valve controls the second connecting port to be communicated with the third connecting port to form a second pipeline.
Preferably, the communication device is a medical tee.
Preferably, the dispensing device is a dispensing bag or a dispensing bottle.
Preferably, the extraction device is a syringe.
Preferably, the syringe is graduated.
Preferably, the pre-dispensing device is a drug vial or a drug bag.
Preferably, the liquid is physiological saline.
Preferably, the medicament is a powder.
On the other hand, the invention also provides a dispensing method of the sterile dispensing system, which comprises the following steps:
1) Respectively sterilizing the communication device, the dispensing device, the extracting device and the pre-dispensing device;
2) The first connecting port is connected with the dispensing device in a sealing way, the first connecting port stretches below the liquid level in the dispensing device, the extracting device is connected with the second connecting port in a sealing way, and the third connecting port is connected with the pre-dispensing device in a sealing way;
3) The on-off valve is controlled to enable the first pipeline to be communicated, the first pipeline is closed after the required liquid is extracted by the extracting device, then the second pipeline is opened, and the liquid in the extracting device is injected into the pre-preparing device for pre-mixing, so that a pre-mixed liquid is obtained;
4) And 3) pumping the premix in the step 3) by using a pumping device, closing the second pipeline, opening the first pipeline, and injecting the premix into the dispensing device.
Compared with the prior art, the invention has the following beneficial effects:
1) According to the sterile dispensing system provided by the invention, the dispensing device, the extracting device and the premixing device are respectively communicated through the three interfaces of the communicating device, so that the whole dispensing process is ensured to be carried out in a closed environment, the pollution of dust and bacteria can be effectively avoided, and the dispensing safety is improved. The method comprises the following steps:
the switching valve on the communication device controls the connection port on the communication device to form a first pipeline and a second pipeline, the medicine dispensing work is completed by switching different pipelines, the medicine dispensing process is formed in the communication device and is not in direct contact with air, and pollution of dust and bacteria can be effectively avoided.
2) In the dispensing method of the sterile dispensing system, the communication between the first pipeline and the second pipeline is controlled only through the switch valve, and the dispensing method is simple and is carried out in a closed sterile environment, and is easy to operate and simple and easy to implement.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
in the figure, 1, a communication device, 11, a first connection port, 12, a second connection port, 13, a third connection port, 14, a switching valve, 2, a dispensing device, 21, a liquid, 3, an extracting device, 4, a pre-dispensing device and 41, a medicament.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the present invention provides a sterile dispensing system comprising:
a communication device 1 having a first connection port 11, a second connection port 12, and a third connection port 13;
a dispensing device 2 in communication with the first connection port 11, containing a liquid 21 therein and for dispensing;
extraction means 3 communicating with said second connection port 12;
a pre-dispensing device 4, which is communicated with the third connecting port 13 and is used for containing a medicament 41 therein;
the communication device 1 is provided with a switch valve 14, the switch valve 14 controls the first connection port 11 to be communicated with the second connection port 12 to form a first pipeline, and the switch valve 14 controls the second connection port 12 to be communicated with the third connection port 13 to form a second pipeline.
In the above-mentioned sterile dispensing system provided by the present invention, when the above-mentioned sterile dispensing system is used for drawing and injecting, the dispensing device 2 and the pre-dispensing device 4 are both communicated with external air, and the communicating means can be a medical infusion tube, but it should be noted that the filters are arranged at one ends of the dispensing device 2 and the pre-dispensing device 4, and the filters are preferably 0.22 micron filters, so as to form an effective bacterial and dust shielding environment, and the ends of the dispensing device 2 and the pre-dispensing device 4 are respectively positioned at the liquid level and the upper part of the medicament, so as to avoid the extrusion of the liquid 21 and the medicament 41 therein when the liquid is injected.
In the present invention, the communication device 1 is a medical tee.
In the present invention, the dispensing device 2 is a dispensing bag or a dispensing bottle, or other container capable of dispensing medical drugs.
In the present invention, the extraction device 3 is a syringe.
In the invention, the syringe is carved with scales, and the arrangement of the scales can ensure the extraction of the required liquid.
In the present invention, the pre-dispensing device 4 is a vial or pouch, or other container for containing a pre-mixed medicament.
In the present invention, the liquid 21 is normal saline.
In the present invention, the pharmaceutical agent 41 is a powder.
On the other hand, the invention also provides a dispensing method of the sterile dispensing system, which comprises the following steps:
1) The communication device 1, the dispensing device 2, the extracting device 3 and the pre-dispensing device 4 are respectively sterilized, and a specific sterilization method can be selected from a conventional sterilization mode of hospitals;
2) The first connecting port 11 is connected with the dispensing device 2 in a sealing way, the first connecting port 11 extends below the liquid level in the dispensing device, the extracting device 3 is connected with the second connecting port 12 in a sealing way, and the third connecting port 13 is connected with the pre-dispensing device 4 in a sealing way;
3) The switch valve 14 is controlled to enable the first pipeline to be communicated, the first pipeline is closed after the required liquid 21 is extracted by the extracting device 3, then the second pipeline is opened, and the liquid in the extracting device 3 is injected into the pre-preparing device 4 for pre-mixing to obtain pre-mixed liquid;
4) And 3) pumping the premix in the step 3) by using a pumping device, closing the second pipeline, opening the first pipeline, and injecting the premix into the dispensing device 2.
It should be noted that, in the present invention, the sealed connection means that the extracting device 3, the dispensing device 2 and the pre-dispensing device 4 are respectively connected with the communicating positions of the first connecting port 11, the second connecting port 12 and the third connecting port 13 in a sealed manner, and the communicating positions of the second connecting port 12 and the dispensing device 2 are connected in a sealed manner, but the communicating pipeline is ensured to extend into the liquid 21.
The above is only a preferred embodiment of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (9)
1. A sterile dispensing system comprising:
a communication device having a first connection port, a second connection port, and a third connection port;
the dispensing device is communicated with the first connecting port, and is used for containing liquid and dispensing;
extraction means in communication with the second connection port;
the pre-dispensing device is communicated with the third connecting port and is used for containing the medicament;
the communication device is provided with a switch valve, the switch valve controls the first connecting port to be communicated with the second connecting port to form a first pipeline, and the switch valve controls the second connecting port to be communicated with the third connecting port to form a second pipeline.
2. A sterile dispensing system according to claim 1 wherein the communication means is a medical tee.
3. A sterile dispensing system according to claim 1 wherein the dispensing device is a dispensing bag or a dispensing vial.
4. A sterile dispensing system according to claim 1 wherein the extraction device is a syringe.
5. A sterile dispensing system according to claim 4 wherein the syringe is graduated.
6. A sterile dispensing system according to claim 1 wherein the pre-dispensing device is a vial or a pouch.
7. A sterile dispensing system according to claim 1 wherein the liquid is physiological saline.
8. A sterile dispensing system according to any one of claims 1 to 7 wherein the medicament is a powder.
9. A dispensing method of a sterile dispensing system according to any one of claims 1-8, comprising the steps of:
1) Respectively sterilizing the communication device, the dispensing device, the extracting device and the pre-dispensing device;
2) The first connecting port is connected with the dispensing device in a sealing way, the first connecting port stretches below the liquid level in the dispensing device, the extracting device is connected with the second connecting port in a sealing way, and the third connecting port is connected with the pre-dispensing device in a sealing way;
3) The on-off valve is controlled to enable the first pipeline to be communicated, the first pipeline is closed after the required liquid is extracted by the extracting device, then the second pipeline is opened, and the liquid in the extracting device is injected into the pre-preparing device for pre-mixing, so that a pre-mixed liquid is obtained;
4) And 3) pumping the premix in the step 3) by using a pumping device, closing the second pipeline, opening the first pipeline, and injecting the premix into the dispensing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311165470.9A CN116942526A (en) | 2023-09-11 | 2023-09-11 | Sterile dispensing system and dispensing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311165470.9A CN116942526A (en) | 2023-09-11 | 2023-09-11 | Sterile dispensing system and dispensing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116942526A true CN116942526A (en) | 2023-10-27 |
Family
ID=88462270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311165470.9A Pending CN116942526A (en) | 2023-09-11 | 2023-09-11 | Sterile dispensing system and dispensing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116942526A (en) |
-
2023
- 2023-09-11 CN CN202311165470.9A patent/CN116942526A/en active Pending
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