CN210903047U - Blood sampling and flushing device and full-automatic blood gas monitoring system - Google Patents
Blood sampling and flushing device and full-automatic blood gas monitoring system Download PDFInfo
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- CN210903047U CN210903047U CN201920971683.3U CN201920971683U CN210903047U CN 210903047 U CN210903047 U CN 210903047U CN 201920971683 U CN201920971683 U CN 201920971683U CN 210903047 U CN210903047 U CN 210903047U
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Abstract
The utility model provides a blood sampling washing unit and full-automatic blood gas monitoring system, blood sampling washing unit includes the cushion flask, the sample bottle, the negative pressure source, the malleation source, first solenoid valve, the second solenoid valve, the third solenoid valve, the fourth solenoid valve, the first end and the first solenoid valve of second solenoid valve are connected, the second end and the cushion flask of second solenoid valve are connected, the first end and the third end of second solenoid valve of third solenoid valve are connected, the second end and the sample bottle of third solenoid valve are connected, the first end and the cushion flask of fourth solenoid valve are connected, the second end and the third end of third solenoid valve are connected, the third end and the positive pressure source or the negative pressure source of fourth solenoid valve are connected. The utility model provides a blood sampling washing unit and full-automatic blood gas monitoring system through control solenoid, realizes automatic blood sampling and the process of washing, and the blood sampling personnel need not with patient direct contact, does not have the occupation to expose, has also reduced the risk of iatrogenic source nature infection.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, more specifically say, relate to a blood sampling washing unit and full-automatic blood gas monitoring system.
Background
In the process of clinical work, blood is often collected from a patient, and then blood detection such as blood gas analysis is performed. There are generally two methods of blood collection: the utility model relates to a manual blood sampling device which can move the blood sample to a blood detecting device such as a blood engine as soon as possible after necessary sanitary protection is directly carried out; the other type adopts a handheld detection device, and blood is collected manually by using the device and blood gas analysis is carried out. Both of these blood sampling methods have the following disadvantages: occupational exposure is serious, blood sampling personnel can directly contact the blood of a patient in each link, and the method belongs to high-risk exposure operation; the iatrogenic infection risk is high, and iatrogenic infection is easily caused when the suction operation is performed on the infusion pipeline of a patient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blood sampling washing unit to solve the occupation that exists among the prior art and expose serious, the high technical problem of iatrogenic source nature infection risk.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a blood sampling washing unit, including the buffer bottle that is used for storing liquid, be used for collecting the sample bottle of blood, provide the negative pressure source of negative pressure and provide the positive pressure source of positive pressure for washing the pipeline for taking a blood sample, blood sampling washing unit still includes:
the first electromagnetic valve is used for controlling the input and output of blood in the blood vessel;
the first end of the second electromagnetic valve is connected with the first electromagnetic valve, and the second end of the second electromagnetic valve is connected with the buffer bottle;
the first end of the third electromagnetic valve is connected with the third end of the second electromagnetic valve, and the second end of the third electromagnetic valve is connected with the sample bottle;
and the fourth electromagnetic valve is at least provided with three ports, the first end of the fourth electromagnetic valve is connected with the buffer bottle, the second end of the fourth electromagnetic valve is connected with the third end of the third electromagnetic valve, and the third end of the fourth electromagnetic valve is connected with the positive pressure source or the negative pressure source.
Further, the first electromagnetic valve has at least two ports, a first end of the first electromagnetic valve is connected with the blood vessel, and a second end of the first electromagnetic valve is connected with a first end of the second electromagnetic valve.
Furthermore, the first electromagnetic valve is a three-way electromagnetic valve, the third end of the first electromagnetic valve is connected with a pressurizing bottle, and pressurized flushing liquid is contained in the pressurizing bottle.
Further, the pressurized flush fluid is a pressurized heparin flush fluid.
Furthermore, the fourth solenoid valve is a four-way solenoid valve, a third end of the fourth solenoid valve is connected with the negative pressure source, and a fourth end of the fourth solenoid valve is connected with the positive pressure source.
Further, the electromagnetic valve assembly further comprises a fifth electromagnetic valve, wherein the fourth electromagnetic valve is a three-way electromagnetic valve, the third end of the fourth electromagnetic valve is connected with the first end of the fifth electromagnetic valve, the second end of the fifth electromagnetic valve is connected with the positive pressure source, and the third end of the fifth electromagnetic valve is connected with the negative pressure source.
Further, the second end of the third electromagnetic valve is detachably connected with the sample bottle.
The utility model also provides a full-automatic blood gas monitoring system, including foretell blood sampling washing unit.
The utility model provides a blood sampling washing unit and full-automatic blood gas monitoring system's beneficial effect lies in: compared with the prior art, the utility model discloses blood sampling washing unit includes buffer bottle, sample bottle, positive voltage source and negative pressure source, and negative pressure source work makes blood realize automatic blood sampling through first solenoid valve, second solenoid valve, third solenoid valve entering sample bottle, and positive voltage source work is with the mixed liquid pump in the pipeline back to the blood vessel in order to realize automatic washing, and the blood sampling personnel need not with patient direct contact, does not have the occupation to expose, has also reduced the risk of iatrogenic source infection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural view of a first blood sampling and flushing device provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of a second blood sampling and flushing device provided by the embodiment of the present invention;
wherein, in the figures, the respective reference numerals:
010-blood vessels; 1-a first solenoid valve; 2-a second solenoid valve; 3-a third electromagnetic valve; 4-a fourth solenoid valve; 5-pressurizing the bottle; 6-a buffer bottle; 7-sample bottle; 8-a positive pressure source; 9-a source of negative pressure; 11-a first conduit; 12-a second conduit; 13-a third line; 14-a fourth line; 15-fifth solenoid valve.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, the blood sampling and flushing device provided by the present invention will now be described. In this embodiment, the blood sampling and flushing device comprises a buffer bottle 6, a sample bottle 7, a positive pressure source 8 and a negative pressure source 9, and further comprises a first solenoid valve 1, a second solenoid valve 2, a third solenoid valve 3 and a fourth solenoid valve 4. The buffer bottle 6 is used for storing the mixed liquid, the sample bottle 7 is used for collecting blood, and the positive pressure source 8 and the negative pressure source 9 provide power for the flow of the liquid in the pipeline. More specifically, the first electromagnetic valve 1 is used to control inflow and outflow of blood in the blood vessel 010. The second solenoid valve 2 has three ports at least, and the first end of second solenoid valve 2 is connected with first solenoid valve 1, and the second end of second solenoid valve 2 is connected with buffer bottle 6, and third solenoid valve 3 has three ports at least, the first end of third solenoid valve 3 is connected with the third end of second solenoid valve 2, and the second end of third solenoid valve 3 is connected with sample bottle 7, and fourth solenoid valve 4 has three ports at least, and the first end of fourth solenoid valve 4 is connected with buffer bottle 6, and the second end of fourth solenoid valve 4 is connected with the third end of third solenoid valve 3, and the third end of fourth solenoid valve 4 is connected with positive pressure source 8 or negative pressure source 9.
Optionally, this blood sampling washing unit still includes control chip for opening and closing of each solenoid valve is controlled, and control chip embeds has control program, can realize the function of a key blood sampling, washing and regularly taking a blood sample, has avoided the occupation to expose, and has greatly reduced medical personnel's working strength.
Alternatively, the first solenoid valve 1 has at least two ports. In one embodiment, the first solenoid has two ports, a first end of the first solenoid is connected to the blood vessel 010, and a second end of the first solenoid is connected to a first end of the second solenoid 2. In another embodiment, the first solenoid valve 1 has three ports, and is a three-way solenoid valve, the first end of the first solenoid valve 1 is connected to the blood vessel 010, the second end of the first solenoid valve 1 is connected to the first end of the second solenoid valve 2, the third end of the first solenoid valve 1 is connected to the pressurization bottle 5, and the pressurization bottle 5 contains a pressurized flushing liquid. When the blood vessel 010 is an arterial blood vessel, the pressure in the blood vessel 010 is high, and the pressurizing bottle 5 functions to prevent the blood in the blood vessel 010 from flowing out. The pressurized flush fluid may be selected to be a pressurized heparin flush fluid, which is harmless to the human body and prevents blood coagulation while in the tubing within the system.
The pipeline between the first solenoid valve 1 and the second solenoid valve 2 is a first pipeline 11, the pipeline between the second solenoid valve 2 and the third solenoid valve 3 is a second pipeline 12, the pipeline between the third solenoid valve 3 and the fourth solenoid valve 4 is a third pipeline 13, and the pipeline between the fourth solenoid valve 4 and the buffer bottle 6 is a fourth pipeline 14. The first end of the first solenoid valve 1 is 1a, the second end of the first solenoid valve 1 is 1b, the third end of the first solenoid valve 1 is 1c, the first end of the second solenoid valve 2 is 2a, the second end of the second solenoid valve 2 is 2b, the third end of the second solenoid valve 2 is 2c, the first end of the third solenoid valve 3 is 3a, the second end of the third solenoid valve 3 is 3b, the third end of the third solenoid valve 3 is 3c, the first end of the fourth solenoid valve 4 is 4a, the second end of the fourth solenoid valve 4 is 4b, the third end of the fourth solenoid valve 4 is 4c, and the fourth end of the fourth solenoid valve 4 is 4 d.
Referring to fig. 1, in one embodiment, the fourth solenoid valve 4 is a four-way solenoid valve, a third end of the fourth solenoid valve 4 is connected to a negative pressure source 9, and a fourth end of the fourth solenoid valve 4 is connected to a positive pressure source 8. When the positive pressure source 8 or the negative pressure source 9 is needed, the fourth electromagnetic valve 4 is directly controlled to enable the positive pressure source 8 or the negative pressure source 9 to be communicated with the pipeline.
Referring to fig. 2, in another embodiment, the fourth solenoid valve 41 is a three-way solenoid valve, the blood sampling and flushing device further includes a fifth solenoid valve 15, the fifth solenoid valve 15 is also a three-way solenoid valve, a third end of the fourth solenoid valve 41 is connected to a first end of the fifth solenoid valve 15, a second end of the fifth solenoid valve 15 is connected to the positive pressure source 8, and a third end of the fifth solenoid valve 15 is connected to the negative pressure source 9. When the positive pressure source 8 is needed to be used, the first end and the second end of the fifth electromagnetic valve 15 are opened, and the first end and the third end of the fifth electromagnetic valve 15 are closed; when the negative pressure source 9 is needed, the first end and the second end of the fifth solenoid valve 15 are closed, and the first end and the third end of the fifth solenoid valve 15 are opened.
The first solenoid valve 1 has three ports, and the fourth solenoid valve 4 is a four-way solenoid valve:
the first solenoid valve 1 is normally open in 1a and 1b, and the second solenoid valve 2, the third solenoid valve 3, and the fourth solenoid valve 4 are normally closed.
When blood sampling is carried out, firstly 1a and 1c are closed, 1a and 1b are opened, 2a and 2c are opened, 4a and 4c are opened, the negative pressure source 9 works to suck the liquid in the first pipeline 11 to the buffer bottle 6, and then the negative pressure source 9 continues to work to fill the first pipeline 11 with blood; then 2a and 2b are closed, 4a and 4c are closed, 2a and 2c are opened, 3a and 3b are opened, 3b and 3c are opened, 4b and 4c are opened, and the negative pressure source 9 works to enable blood to enter the sample bottle 7 through the first pipeline 11 and the second pipeline 12 in sequence, so that automatic blood sampling is realized; after blood sampling, the first electromagnetic valve 1a and the second electromagnetic valve 1c are closed, and the second electromagnetic valve 2, the third electromagnetic valve 3 and the fourth electromagnetic valve 4 are closed.
After the blood sampling is finished, the sample bottle 7 can be manually disassembled or the sample bottle 7 can be automatically popped out, the sample bottle 3b is closed, and the sample bottle 7 is automatically sent to an analysis device such as a blood gas analyzer.
After the sample bottle 7 is taken out, firstly opening 2b and 2c, opening 3a and 3c, opening 4b and 4d, and enabling the blood in the second pipeline 12 and the third pipeline 13 to enter the buffer bottle 6 by the operation of the positive pressure source 8; then 1a and 1c are closed, 1a and 1b are opened, 2a and 2b are opened, 2b and 2c are closed, 3a and 3c are closed, 4b and 4d are closed, 4a and 4d are opened, and the positive pressure source 8 works to enable the mixed liquid in the fourth pipeline 14, the buffer bottle 6 and the first pipeline 11 to enter the blood vessel 010; and finally, the first electromagnetic valve 1a and the second electromagnetic valve 1c are opened, the second electromagnetic valve 2, the third electromagnetic valve 3 and the fourth electromagnetic valve 4 are closed, and the initial state is returned.
The first solenoid valve has two ports, and the fourth solenoid valve 4 is a four-way solenoid valve:
the first electromagnetic valve, the second electromagnetic valve 2, the third electromagnetic valve 3 and the fourth electromagnetic valve 4 are in a normally closed state.
When blood sampling is carried out, firstly, 1a and 1b are opened, 2a and 2c are opened, 4a and 4c are opened, the negative pressure source 9 works to suck the mixed liquid in the first pipeline 11 to the buffer bottle 6, and then the negative pressure source 9 continues to work to fill the first pipeline 11 with blood; then 2a and 2b are closed, 4a and 4c are closed, 2a and 2c are opened, 3a and 3b are opened, 3b and 3c are opened, 4b and 4c are opened, and the negative pressure source 9 works to enable blood to enter the sample bottle 7 through the first pipeline 11 and the second pipeline 12 in sequence, so that automatic blood sampling is realized; and after blood collection, the first electromagnetic valve, the second electromagnetic valve 2, the third electromagnetic valve 3 and the fourth electromagnetic valve 4 are closed.
After the blood sampling is finished, the sample bottle 7 can be manually disassembled or the sample bottle 7 can be automatically popped out, the sample bottle 3b is closed, and the sample bottle 7 is automatically sent to an analysis device such as a blood gas analyzer.
After the sample bottle 7 is taken out, firstly opening 2b and 2c, opening 3a and 3c, opening 4b and 4d, and enabling the blood in the second pipeline 12 and the third pipeline 13 to enter the buffer bottle 6 by the operation of the positive pressure source 8; then 1a and 1b are opened, 2a and 2b are opened, 2b and 2c are closed, 3a and 3c are closed, 4b and 4d are closed, and 4a and 4d are opened, and the positive pressure source 8 works to enable the mixed liquid in the fourth pipeline 14, the buffer bottle 6 and the first pipeline 11 to enter the blood vessel 010; and finally, closing the first electromagnetic valve, the second electromagnetic valve 2, the third electromagnetic valve 3 and the fourth electromagnetic valve 4 and returning to the initial state.
Optionally, a sample bottle 7 is detachably connected to the second end of the third solenoid valve 3. In one embodiment, the sample bottle 7 is automatically pushed out by a pushing mechanism such as an air cylinder, a spring and the like; in another embodiment, the sample bottle 7 is connected with the second end of the third electromagnetic valve 3 in a snap-fit manner, and the sample bottle 7 is manually disassembled after the blood collection is completed.
The utility model also provides a full-automatic blood gas monitoring system, including the blood sampling washing unit of above-mentioned arbitrary embodiment to realize automatic blood sampling, wash and the function of blood gas analysis, need not medical personnel manual operation.
Optionally, the fully automatic blood gas monitoring system further comprises a blood gas analysis mechanism for blood gas analysis and a sample receiving mechanism for receiving the sample bottle 7. After the sample bottle 7 is pushed into the sample receiving structure, the blood gas analysis mechanism collects blood in the sample bottle 7 and automatically analyzes and outputs an analysis result and the like.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Blood sampling washing unit, its characterized in that, including the buffer bottle that is used for storing liquid, the sample bottle that is used for collecting blood, for the blood sampling provides the negative pressure source of negative pressure and for the positive pressure source that the flushing line provided the positive pressure, blood sampling washing unit still includes:
the first electromagnetic valve is used for controlling the input and output of blood in the blood vessel;
the first end of the second electromagnetic valve is connected with the first electromagnetic valve, and the second end of the second electromagnetic valve is connected with the buffer bottle;
the first end of the third electromagnetic valve is connected with the third end of the second electromagnetic valve, and the second end of the third electromagnetic valve is connected with the sample bottle;
and the fourth electromagnetic valve is at least provided with three ports, the first end of the fourth electromagnetic valve is connected with the buffer bottle, the second end of the fourth electromagnetic valve is connected with the third end of the third electromagnetic valve, and the third end of the fourth electromagnetic valve is connected with the positive pressure source or the negative pressure source.
2. The lancing flush device of claim 1, wherein: the first electromagnetic valve is provided with at least two ports, the first end of the first electromagnetic valve is connected with the blood vessel, and the second end of the first electromagnetic valve is connected with the first end of the second electromagnetic valve.
3. The lancing flush device of claim 2, wherein: the first electromagnetic valve is a three-way electromagnetic valve, the third end of the first electromagnetic valve is connected with a pressurizing bottle, and pressurized flushing liquid is contained in the pressurizing bottle.
4. The lancing flush device of claim 3, wherein: the pressurized flushing fluid is a pressurized heparin flushing fluid.
5. The lancing flush device of claim 1, wherein: the fourth electromagnetic valve is a four-way electromagnetic valve, the third end of the fourth electromagnetic valve is connected with the negative pressure source, and the fourth end of the fourth electromagnetic valve is connected with the positive pressure source.
6. The lancing flush device of claim 1, wherein: still include the fifth solenoid valve, the fourth solenoid valve is three-way solenoid valve, the third end of fourth solenoid valve with the first end of fifth solenoid valve is connected, the second end of fifth solenoid valve with the malleation source is connected, the third end of fifth solenoid valve with the negative pressure source is connected.
7. The lancing flush device of claim 1, wherein: and the second end of the third electromagnetic valve is detachably connected with the sample bottle.
8. Fully automatic blood gas monitoring system, characterized in that it comprises a blood collection and flushing device according to any one of claims 1 to 7.
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| CN201920971683.3U CN210903047U (en) | 2019-06-25 | 2019-06-25 | Blood sampling and flushing device and full-automatic blood gas monitoring system |
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| CN201920971683.3U CN210903047U (en) | 2019-06-25 | 2019-06-25 | Blood sampling and flushing device and full-automatic blood gas monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112120713A (en) * | 2019-06-25 | 2020-12-25 | 任牧龙 | Blood sampling and flushing device and method and full-automatic blood gas monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112120713A (en) * | 2019-06-25 | 2020-12-25 | 任牧龙 | Blood sampling and flushing device and method and full-automatic blood gas monitoring system |
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