CN101954134B - Automatic transfusion auxiliary device - Google Patents
Automatic transfusion auxiliary device Download PDFInfo
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- CN101954134B CN101954134B CN2010102967603A CN201010296760A CN101954134B CN 101954134 B CN101954134 B CN 101954134B CN 2010102967603 A CN2010102967603 A CN 2010102967603A CN 201010296760 A CN201010296760 A CN 201010296760A CN 101954134 B CN101954134 B CN 101954134B
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Abstract
The invention discloses an automatic transfusion auxiliary device which comprises a controller, at least two normally closed solenoid valves and tuning-fork type liquid level sensors corresponding to the solenoid valves, wherein the fork body of each tuning-fork type liquid level sensor extends into a liquid channel in each solenoid valve; the signal output end of each tuning-fork type liquid level sensor is connected with the signal input end of the controller; and the control signal output ends of the controller are respectively connected with control circuits of the solenoid valves. When in use, the solenoid valves are respectively communicated between a plurality of medicine containers and one drip cup; the controller opens the corresponding solenoid valve according to the settings to start transfusion, the corresponding sensor transmits a signal to the controller when detecting that all the medicine in the medicine container is transfused, the controller controls the corresponding solenoid valve to close and open another solenoid valve at the same time, and the process is repeated until the transfusion finishes. The controller is used for setting to realize automatic transfusion in order; and the solenoid valves can be reutilized and cooperate with other disposable transfusion apparatuses after being cleaned and disinfected, thereby effectively lowering the use cost.
Description
Technical field
The present invention relates to medical apparatus and instruments, particularly a kind of automatic infusion auxiliary device that is used fast with general infusion set.
Background technology
Transfusion device is very common medical apparatus and instruments, is mainly used in the medicine liquid channel between medical containers such as setting up infusion bottle or transfusion bag and the vein.
For simplifying transfusion operation, avoiding makeing mistakes, existing transfusion device can be communicated with a kettle by many bags of medicinal liquids usually simultaneously, controls blocking-up of medicinal liquid transfer passage or circulation through aids such as clips; Realize many bags of medicinal liquids afferent veins successively in certain sequence, but whether the transfusion device of this structure need carry and finish through the manual observation medicinal liquid, and the prior notice nursing staff operates; Do not find in time that the medicinal liquid conveying finishes if the patient is sleeping in the infusion process; Be very easy to cause gas to get into the venous malpractice, in addition, concerning the nursing staff; Use the workload of existing transfusion device also comparatively loaded down with trivial details; Often need operation clip conversion infusion channel, concerning the medicinal liquid that need infuse in order, also occur maloperation easily.
Because existing transfusion device generally all is disposable, if develop a kind of automatic transfusion device, its production cost is high; Can only cause bigger economic pressures to the patient, be unfavorable for applying, therefore; Need to explore a kind of automatic infusion auxiliary device that can be used fast with existing transfusion device, address the above problem, realize automatically transfusion in order; And it can be reused, the transfusion expense is not exerted an influence.
Summary of the invention
In view of this, the present invention provides a kind of automatic infusion auxiliary device, and this device can be used with existing transfusion device fast, makes existing transfusion device realize automatic infusion in order, and simultaneously, this device can reuse, and does not increase patient's transfusion expense.
Automatic infusion auxiliary device of the present invention; Comprise controller, at least two be used for being communicated with respectively different medical containers and same kettle normally closed solenoid valve and with electromagnetic valve tuning-fork type liquid level sensor one to one, the fork body of said tuning-fork type liquid level sensor stretches in the fluid passage in the electromagnetic valve; The signal output part of said tuning-fork type liquid level sensor connects the signal input part of controller respectively, and the control signal output ends of said controller connects the control circuit of electromagnetic valve respectively.
Further, the quantity of said electromagnetic valve is 3, and the labelling that numbers in order;
Further, the connection of the inlet of said electromagnetic valve is provided with the medical thrust needle tubing, and the outlet of electromagnetic valve is sealed by the medical grade rubber plug;
Further, said medical thrust needle tubing is arranged at the inlet of electromagnetic valve removably, and said medical grade rubber plug embeds the outlet of electromagnetic valve removably;
Further, said automatic infusion auxiliary device also comprises buzzer, and the signal output part of said controller connects the signal input part of buzzer;
Further, said controller is provided with link.
The beneficial effect of the invention: automatic infusion auxiliary device of the present invention; Comprise controller, at least two be used for being communicated with respectively different medical containers and same kettle normally closed solenoid valve and with electromagnetic valve tuning-fork type liquid level sensor one to one, the fork body of said tuning-fork type liquid level sensor stretches in the fluid passage in the electromagnetic valve; The signal output part of said tuning-fork type liquid level sensor connects the signal input part of controller respectively, and the control signal output ends of said controller connects the control circuit of electromagnetic valve respectively, during use; A plurality of electromagnetic valves are communicated to respectively between a plurality of medical containers and the same kettle, and controller is opened the respective electrical magnet valve and is begun transfusion by setting, after controller is received the signal that the tuning-fork type liquid level sensor sends; The closed electromagnetic valve that control is corresponding simultaneously, is opened another electromagnetic valve; Until the signal of receiving that corresponding tuning-fork type liquid level sensor sends; Repeat said process, accomplish, set through controller and realize infusing in order automatically up to transfusion; Through cleaning and sterilizing to electromagnetic valve, can utilize once more to be used with other disposable transfusion devices, effectively reduce use cost.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Connection sketch map when Fig. 1 uses for the present invention;
Fig. 2 is a principle schematic of the present invention.
The specific embodiment
Connection sketch map when Fig. 1 uses for the present invention; Fig. 2 is a principle schematic of the present invention; As shown in the figure: the automatic infusion auxiliary device of present embodiment; Comprise controller 1, three be used for being communicated with respectively the normally closed solenoid valve I 2a of different medical containers and same kettle, electromagnetic valve II 2b, electromagnetic valve III 2c and with electromagnetic valve I 2a, electromagnetic valve II 2b, electromagnetic valve III 2c tuning-fork type liquid level sensor I 3a, tuning-fork type liquid level sensor II 3b, tuning-fork type liquid level sensor III 3c one to one; The fork body of said tuning-fork type liquid level sensor I 3a stretches in the fluid passage in the electromagnetic valve I 2a; The fork body of tuning-fork type liquid level sensor II 3b stretches in the fluid passage in the electromagnetic valve II 2b, and the fork body of tuning-fork type liquid level sensor III 3c stretches in the fluid passage in the electromagnetic valve III 2c; The signal output part of said tuning-fork type liquid level sensor I 3a, tuning-fork type liquid level sensor II 3b, tuning-fork type liquid level sensor III 3c connects the signal input part of controller 1 respectively, and the control signal output ends of said controller 1 connects the control circuit of electromagnetic valve I 2a, electromagnetic valve II 2b, electromagnetic valve III 2c respectively, during use; Electromagnetic valve I 2a, electromagnetic valve II 2b, electromagnetic valve III 2c are communicated to respectively between 3 medical containers and the same kettle, because the operation principle of tuning-fork type liquid level sensor is through a pair of piezoquartz that is installed on the fork susceptor body fork body to be vibrated down at certain resonant frequency, when the fork body of tuning fork liquid level sensor contacts with measured medium; The frequency and the amplitude of fork body will change, and these variations of tuning fork liquid level sensor can be detected by smart circuit, handle and convert it to a signal; Therefore, when the medicinal liquid in the medical container be totally lost to after, change with the medium that contacts of fork body; Can accurately record through pick off; Controller begins transfusion by setting the opens solenoid valve I, and after controller was received the signal that tuning-fork type liquid level sensor I sends, control electromagnetic valve I was closed; Simultaneously; The opens solenoid valve II until the signal of receiving that tuning-fork type liquid level sensor II is sent, repeats said process; Accomplish up to transfusion, set through controller and realize infusing in order automatically; Through cleaning and sterilizing to electromagnetic valve, can utilize once more to be used with other disposable transfusion devices, effectively reduce use cost.Certainly, adopt electromagnetic valve and corresponding tuning-fork type liquid level sensor more than two or three according to actual needs, can realize the object of the invention equally.
In the present embodiment, three electromagnetic valves labelling that numbers in order, so that need under situation of transfusion in order at some, how the nursing staff can confirm and different medical container connections through the numbering on the electromagnetic valve.
In the present embodiment; The inlet connection of said electromagnetic valve is provided with medical thrust needle tubing 4; The outlet of electromagnetic valve is by 5 sealings of medical grade rubber plug; The puncture needle tubing can directly insert in the interface of containers such as transfusion bag, and the puncture needle insertion that the medical grade rubber plug also is convenient on the transfusion device pipeline connects, and attended operation is convenient and swift.
In the present embodiment; Said medical thrust needle tubing 4 is arranged at the inlet of electromagnetic valve removably; Said medical grade rubber plug 5 embeds the outlet of electromagnetic valve removably; Puncture needle and rubber stopper can be changed easily, and help taking off puncture needle and rubber stopper and electromagnetic valve is cleaned and sterilize.
In the present embodiment; Said automatic infusion auxiliary device also comprises buzzer 6; The signal output part of said controller 1 connects the signal input part of buzzer 6, after controller receives the signal that the tuning-fork type liquid level sensor sends at every turn, to the buzzer signal of giving notice; Buzzer is sounded, and reminds patient or nursing staff.
In the present embodiment, said controller 1 is provided with link, conveniently it is hung on the drip stand with infusion vessel, and is easy to use.
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (5)
1. automatic infusion auxiliary device; It is characterized in that: comprise controller (1), at least two be used for being communicated with respectively different medical containers and same kettle normally closed solenoid valve (2a, 2b, 2c) and with electromagnetic valve (2a, 2b, 2c) tuning-fork type liquid level sensor (3a, 3b, 3c) one to one, the fork body of said tuning-fork type liquid level sensor stretches in the fluid passage in the electromagnetic valve; The signal output part of said tuning-fork type liquid level sensor connects the signal input part of controller (1) respectively; The control signal output ends of said controller (1) connects the control circuit of electromagnetic valve (2a, 2b, 2c) respectively; The inlet connection of said electromagnetic valve is provided with medical thrust needle tubing (4), and the outlet of electromagnetic valve is sealed by medical grade rubber plug (5).
2. automatic infusion auxiliary device according to claim 1 is characterized in that: the quantity of said electromagnetic valve is 3, and the labelling that numbers in order.
3. automatic infusion auxiliary device according to claim 2 is characterized in that: said medical thrust needle tubing (4) is arranged at the inlet of electromagnetic valve removably, and said medical grade rubber plug (5) embeds the outlet of electromagnetic valve removably.
4. automatic infusion auxiliary device according to claim 3 is characterized in that: also comprise buzzer (6), the signal output part of said controller (1) connects the signal input part of buzzer (6).
5. automatic infusion auxiliary device according to claim 4 is characterized in that: said controller (1) is provided with link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102967603A CN101954134B (en) | 2010-09-29 | 2010-09-29 | Automatic transfusion auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102967603A CN101954134B (en) | 2010-09-29 | 2010-09-29 | Automatic transfusion auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101954134A CN101954134A (en) | 2011-01-26 |
| CN101954134B true CN101954134B (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102967603A Expired - Fee Related CN101954134B (en) | 2010-09-29 | 2010-09-29 | Automatic transfusion auxiliary device |
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| Country | Link |
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| CN (1) | CN101954134B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102371010A (en) * | 2011-09-29 | 2012-03-14 | 江苏美德康信息科技有限公司 | Medical infusion set |
| CN105999473A (en) * | 2016-05-05 | 2016-10-12 | 杭州市余杭区第五人民医院 | Multi-channel intelligent control infusion device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4637817A (en) * | 1984-11-29 | 1987-01-20 | Minnesota Mining & Manufacturing Company | Sequence valve for piggyback IV administration with occlusion failure sensing |
| US5207643A (en) * | 1991-05-08 | 1993-05-04 | Ballard Medical Products | Multi-lumen-catheter flow valve system |
| CN201088746Y (en) * | 2007-10-30 | 2008-07-23 | 余江 | Automatic dressing change infusion set |
| CN101239206A (en) * | 2008-03-21 | 2008-08-13 | 官继立 | Intravenous injection auxiliary control unit and intravenous injection device |
| CN201356848Y (en) * | 2009-03-03 | 2009-12-09 | 李雅楠 | Infusion apparatus capable of automatically changing medicine liquids |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09164201A (en) * | 1995-12-15 | 1997-06-24 | Omron Corp | Liquid state detector and detection using the same as well as centralized management system |
| EP2376146A2 (en) * | 2008-10-31 | 2011-10-19 | Mallinckrodt LLC | Multi-dose injection system |
-
2010
- 2010-09-29 CN CN2010102967603A patent/CN101954134B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4637817A (en) * | 1984-11-29 | 1987-01-20 | Minnesota Mining & Manufacturing Company | Sequence valve for piggyback IV administration with occlusion failure sensing |
| US5207643A (en) * | 1991-05-08 | 1993-05-04 | Ballard Medical Products | Multi-lumen-catheter flow valve system |
| CN201088746Y (en) * | 2007-10-30 | 2008-07-23 | 余江 | Automatic dressing change infusion set |
| CN101239206A (en) * | 2008-03-21 | 2008-08-13 | 官继立 | Intravenous injection auxiliary control unit and intravenous injection device |
| CN201356848Y (en) * | 2009-03-03 | 2009-12-09 | 李雅楠 | Infusion apparatus capable of automatically changing medicine liquids |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平9-164201A 1997.06.24 |
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| CN101954134A (en) | 2011-01-26 |
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