CN110812575B - Automatic medicine feeding device of medical intravenous infusion apparatus - Google Patents
Automatic medicine feeding device of medical intravenous infusion apparatus Download PDFInfo
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- CN110812575B CN110812575B CN201911081213.0A CN201911081213A CN110812575B CN 110812575 B CN110812575 B CN 110812575B CN 201911081213 A CN201911081213 A CN 201911081213A CN 110812575 B CN110812575 B CN 110812575B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/1407—Infusion of two or more substances
- A61M5/1408—Infusion of two or more substances in parallel, e.g. manifolds, sequencing valves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/07—General characteristics of the apparatus having air pumping means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6063—Optical identification systems
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention relates to an automatic medicine feeding device of a medical intravenous infusion apparatus. A new dosing controller is designed, the dosing controller can automatically control the dosing process according to different medicines, and the control process only uses an air pump to directly operate liquid, so that the accuracy is higher than that of the existing syringe type controlled dosing device; the medicine storage bottle used by the invention can be recycled and can be directly stored when not used, so that the defect that a plurality of small-packaged medicine bottles are inconvenient to store is avoided; the code scanner is used for scanning the medicine bottle, so that the computer can automatically identify the medicine in the medicine bottle, and in addition, the code scanner fails to scan when the medicine is insufficient through a special design, so that the safety and the effectiveness of an instrument are ensured; the liquid receiving piece is arranged in the medicine adding dropper, so that the medicine can flow in more accurately. The invention calculates the medicine flow according to the viscosity of the medicine, thereby ensuring the accuracy of the medicine adding process.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an automatic medicine adding device of a medical intravenous infusion apparatus.
Background
Intravenous infusion is a method of infusing a large amount of sterile liquid, electrolyte and medicine into the body from veins by utilizing the principles of atmospheric pressure and hydrostatic pressure. Intravenous infusion of large quantities of fluid, electrolytes or blood is known as intravenous infusion. The injection site and the transfusion are different, and the injection can be classified into peripheral venous transfusion, central venous transfusion, high nutrient Transfusion (TPN), blood transfusion and the like. Intravenous infusion therapy is a highly specialized technique, and the therapeutic aspects of which include parenteral infusion, nutritional support, medication and infusion.
Application No.: 201410166436.8 discloses a pressure extension tube with a drug adding device, which mainly comprises a spiral joint, a drug adding pot, a supporting plate and a concave joint, wherein the spiral joint is used for directly connecting a vein indwelling needle to ensure sterility; but it does not allow for automatic dosing.
Application No.: 201510810858.9 discloses an infusion pump, which comprises a casing, a door, a fixed seat, a lock plate, a motor and a main control board; although the medicine can be automatically added, the structure is complex, the use condition is single, the medicine cannot be recycled, and the medicine bottle cannot be recycled after the medicine is added at one time. In addition, the accuracy of the liquid control is not high enough.
Disclosure of Invention
In view of the above, to solve the above problems, the present invention provides: an automatic medicine adding device of a medical intravenous infusion apparatus comprises a liquid storage bottle, a medicine adding dropper and a medicine adding controller; a plurality of preparation cavities and a plurality of air pumps are arranged in the dosing controller, and a plurality of medicine storage bottles are arranged on the dosing controller; the air pump controls the liquid storage bottle to add the medicine into the preparation cavity, and then the air pump controls the air pressure to add the medicine in the preparation cavity into the medicine adding dropper; the medicine adding controller can control the simultaneous or interval addition of a plurality of medicines into the medicine adding dropper.
The liquid storage bottle is internally stored with natural saline and is connected to the top end of the dosing dropper through a first infusion tube, and the physiological saline is dripped into the dosing dropper; a second infusion tube is arranged at the bottom of the dosing dropper and is used for connecting a needle head and a flow controller of venous infusion;
the dosing controller is provided with a dosing groove which can accommodate a medicine storage bottle; a preparation cavity is arranged at the bottom of the dosing groove; the outlet of the medicine storage bottle is connected with the top end of the preparation cavity in a one-way connection mode, gas and liquid can flow to the preparation cavity from the inside of the medicine storage bottle only in one way, and the connection part of the medicine storage bottle and the preparation cavity is a capillary passage and cannot automatically flow out under atmospheric pressure; the volume of the medicine storage bottle is more than 100 times of the volume of the preparation cavity; the bottom in the preparation cavity is connected to the upper part of the side wall of the medicine adding dropper through a medicine adding pipe, a one-way on-off valve is arranged at the bottom of the preparation cavity, and an air pump is connected to the top of the preparation cavity;
a medicine storage bottle, a preparation cavity and an air pump together form a medicine feeding unit; each medicine adding controller is provided with more than three medicine adding units; the plurality of dosing units are connected with the same dosing pipe.
A liquid receiving sheet is obliquely arranged at the outlet of the medicine adding pipe in the medicine adding dropper, and the distance between the liquid receiving sheet and the outlet of the medicine adding pipe is less than 3mm, so that the liquid medicine flowing out of the medicine adding pipe contacts the liquid receiving sheet before forming a liquid drop and flows into the medicine adding dropper from the liquid receiving sheet;
the outlet of the first infusion tube is positioned at the upper part of the liquid receiving piece, so that the physiological saline flowing out of the first infusion tube can flush the liquid receiving piece.
The medicine adding controller is provided with a code scanner, and the bottom of the interior of each medicine storage bottle is provided with a two-dimensional code; the medicine adding controller is connected with the computer, and the code scanner scans the two-dimensional code through the bottle body on the opposite side of the two-dimensional code arranged on the medicine storage bottle; the code scanner sends the scanning result to the computer, and the computer identifies the detection result so as to identify the medicine information in the bottle;
when the medicine in the medicine storage bottle is sufficient, the liquid level of the medicine liquid is higher than the two-dimensional code, and the code scanner can scan the two-dimensional code; when the liquid level of the medicine in the medicine storage bottle is lower than the two-dimensional code, the two-dimensional code is located on the opposite side of the code scanner, and the code scanner cannot identify the two-dimensional code due to residual liquid medicine on the inner wall of the bottle and unsmooth inner wall of the bottle, so that the medicine is judged to be insufficient by the computer.
When adding medicine, the computer controls the air pump according to the quantity of the medicine to be added in each medicine adding time period, so that the air pressure in the preparation cavity is reduced, and the liquid medicine in the medicine storage bottle flows into the preparation cavity under the action of pressure difference; after a certain time, the computer controls the air pump to pressurize the preparation cavity, so that the medicine storage bottle stops discharging medicine, and the medicine liquid in the preparation cavity flows into the medicine adding dropper under the action of the pressure.
The flow rate of each medicine flowing into the preparation cavity from the medicine storage bottle under a fixed pressure difference is stored in the computer in advance, and when medicine is added, the computer can control the amount of the medicine flowing into the preparation cavity by controlling the pressure of the preparation cavity and the time for maintaining the pressure;
the computer stores the flow rate of each medicine flowing into the medicine adding dropper from the preparation cavity under a fixed pressure difference in advance, the air pump injects air when pressurizing the preparation cavity, and the computer can control the amount of the medicine flowing into the medicine adding dropper by controlling the pressure of the preparation cavity and the time for maintaining the pressure.
The time length of each dosing time period is 20 seconds to 40 seconds; and after the dosing time period is over, the computer executes the next dosing process.
The invention has the beneficial effects that:
a new dosing controller is designed, the dosing controller can automatically control the dosing process according to different medicines, and the control process only uses an air pump to directly operate liquid, so that the accuracy is higher than that of the existing dosers for controlling the type of injectors; the medicine storage bottle used by the invention can be recycled and can be directly stored when not used, so that the defect that a plurality of small-packaged medicine bottles are inconvenient to store is avoided;
the invention uses the code scanner to scan the medicine bottle, so that the computer can automatically identify the medicine in the medicine bottle, and in addition, the code scanner fails to scan when the medicine is insufficient through a special design, thereby ensuring the safety and effectiveness of the instrument; the liquid receiving piece is arranged in the medicine adding dropper, so that the medicine can flow in more accurately. The invention calculates the medicine flow according to the viscosity of the medicine, thereby ensuring the accuracy of the medicine adding process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosed subject matter, are incorporated in and constitute a part of this specification. The drawings illustrate the implementations of the disclosed subject matter and, together with the detailed description, serve to explain the principles of implementations of the disclosed subject matter. No attempt is made to show structural details of the disclosed subject matter in more detail than is necessary for a fundamental understanding of the disclosed subject matter and various modes of practicing the same.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the dosing controller of the present invention connected to a computer;
FIG. 3 is a code scanning diagram of a code scanner according to the present invention.
Detailed Description
The advantages, features and methods of accomplishing the same will become apparent from the drawings and the detailed description that follows.
Referring to fig. 1-3, an automatic medicine adding device for a medical intravenous infusion apparatus comprises a liquid storage bottle 1, a medicine adding dropper 2 and a medicine adding controller 3; a plurality of preparation cavities 31 and a plurality of air pumps 32 are arranged in the drug adding controller 3, and a plurality of drug storage bottles 4 are arranged on the drug adding controller; the air pump 32 firstly controls the liquid storage bottle 1 to add the medicine into the preparation cavity 31, and then the air pump 32 controls the air pressure to add the medicine in the preparation cavity 31 into the medicine adding dropper 2; the medicine adding controller 3 can control the medicine adding dropper 2 to add a plurality of medicines simultaneously or at intervals.
The liquid storage bottle 1 stores natural saline, the liquid storage bottle 1 is connected to the top end of the medicine adding dropper 2 through a first liquid conveying pipe 11, and the physiological saline is dripped into the medicine adding dropper 2; the bottom of the medicine adding dropper 2 is provided with a second infusion tube 12, and the second infusion tube 12 is used for connecting a needle head and a flow controller of venous infusion;
the medicine adding controller 3 is provided with a medicine adding groove which can accommodate the medicine storage bottle 4; a preparation cavity 31 is arranged at the bottom of the dosing groove; the outlet of the medicine storage bottle 4 is connected with the top end of the preparation cavity 31 in a one-way connection mode, gas and liquid can flow from the medicine storage bottle 4 to the preparation cavity 31 only in one direction, and the connection part of the medicine storage bottle 4 and the preparation cavity 31 is a capillary passage and cannot automatically flow out under atmospheric pressure; the volume of the medicine storage bottle 4 is more than 100 times of the volume of the preparation cavity 31; the bottom in the preparation cavity 31 is connected to the upper part of the side wall of the medicine adding dropper 2 through a medicine adding pipe 33, the bottom of the preparation cavity 31 is provided with a one-way on-off valve, and the air pump 32 is connected to the top of the preparation cavity 31;
a drug storage bottle 4, a preparation chamber 31, an air pump 32 together constitute a dosing unit; more than three dosing units are arranged on each dosing controller 3; a plurality of dosing units are connected to the same dosing tube 33.
The liquid receiving sheet 21 is obliquely arranged at the outlet of the medicine adding pipe 33 in the medicine adding dropper 2, and the distance between the liquid receiving sheet and the outlet of the medicine adding pipe 33 is less than 3mm, so that the liquid medicine flowing out of the medicine adding pipe 33 contacts the liquid receiving sheet before forming a liquid drop and flows into the medicine adding dropper 2 from the liquid receiving sheet;
the outlet of the first infusion tube 11 is positioned at the upper part of the liquid receiving piece, so that the physiological saline flowing out of the first infusion tube 11 can flush the liquid receiving piece.
The medicine adding controller 3 is provided with a code scanner 5, and the bottom of the interior of each medicine storage bottle 4 is provided with a two-dimensional code 41; the medicine adding controller 3 is connected with the computer 6, the code scanner 5 is arranged on the opposite side of the two-dimensional code 41 arranged on the medicine storage bottle 4, and the two-dimensional code 41 is scanned through the bottle body; the code scanner 5 sends the scanning result to the computer 6, and the computer 6 identifies the detection result to identify the medicine information in the bottle;
when the medicine in the medicine storage bottle 4 is sufficient, the liquid level of the medicine is higher than the two-dimensional code 41, and the code scanner 5 can scan the two-dimensional code 41; when the liquid level of the medicine in the medicine storage bottle 4 is lower than the two-dimensional code 41, the two-dimensional code 41 is positioned at the opposite side of the code scanner 5, the code scanner 5 cannot identify the two-dimensional code 41 due to the residual liquid medicine on the inner wall of the bottle and the unsmooth inner wall of the bottle, and the computer 6 judges that the medicine is insufficient.
When adding medicine, the computer 6 controls the air pump 32 according to the amount of medicine to be added in each medicine adding time period, so that the air pressure in the preparation cavity 31 is reduced, and the liquid medicine in the medicine storage bottle 4 flows into the preparation cavity 31 under the action of pressure difference; after a certain time, the computer 6 controls the air pump 32 to pressurize the preparation chamber 31, so that the medicine storage bottle 4 stops discharging medicine, and the medicine liquid in the preparation chamber 31 flows into the medicine adding dropper 2 under the action of the pressure.
The computer 6 stores the flow rate of each medicine flowing into the preparation cavity 31 from the medicine storage bottle 4 under a fixed pressure difference in advance, and the computer 6 can control the amount of the medicine flowing into the preparation cavity 31 by controlling the pressure of the preparation cavity 31 and the time for maintaining the pressure during medicine adding;
the flow rate of each drug flowing from the preparation chamber 31 into the medicine adding dropper 2 under a fixed pressure difference is stored in the computer 6 in advance, air is injected when the air pump 32 pressurizes the preparation chamber 31, and the computer 6 can control the amount of the drug flowing into the medicine adding dropper 2 by controlling the pressure of the preparation chamber 31 and the time for maintaining the pressure.
The time length of each dosing time period is 20 seconds to 40 seconds; after the dosing time period is over, the computer 6 executes the next dosing process.
The flow rate of the drug stored in the computer is related as follows:
F＝△P×A×L；
wherein F is the flow rate in unit time, L is the viscosity coefficient of the liquid medicine, DeltaP is the pressure difference, and A is a constant;
for a new sample, the viscosity coefficient is measured under a certain condition, and then the flow rate can be obtained by measuring A in an instrument.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (4)
1. An automatic medicine adding device of a medical intravenous infusion apparatus is characterized by comprising a liquid storage bottle (1), a medicine adding dropper (2) and a medicine adding controller (3); a plurality of preparation cavities (31) and a plurality of air pumps (32) are arranged in the dosing controller (3), and a plurality of medicine storage bottles (4) are arranged on the dosing controller; the air pump (32) controls the liquid storage bottle (1) to add the medicine into the preparation cavity (31), and then the air pump (32) controls the air pressure to add the medicine in the preparation cavity (31) into the medicine adding dropper (2); the medicine adding controller (3) can control the medicine adding dropper (2) to add a plurality of medicines simultaneously or at intervals;
the liquid storage bottle (1) stores natural saline, the liquid storage bottle (1) is connected to the top end of the medicine adding dropper (2) through a first liquid conveying pipe (11), and the normal saline is dripped into the medicine adding dropper (2); a second infusion tube (12) is arranged at the bottom of the medicine adding dropper (2), and the second infusion tube (12) is used for connecting a needle head and a flow controller of the intravenous infusion apparatus;
the dosing controller (3) is provided with a dosing groove which can accommodate the medicine storage bottle (4); a preparation cavity (31) is arranged at the bottom of the dosing groove; the outlet of the medicine storage bottle (4) is connected with the top end of the preparation cavity (31) in a one-way connection mode, gas and liquid can flow into the preparation cavity (31) from the medicine storage bottle (4) only in one way, and the connection part of the medicine storage bottle (4) and the preparation cavity (31) is a capillary passage and cannot flow out automatically under atmospheric pressure; the volume of the medicine storage bottle (4) is more than 100 times of the volume of the preparation cavity (31); the bottom in the preparation cavity (31) is connected to the upper part of the side wall of the medicine adding dropper (2) through a medicine adding pipe (33), the bottom of the preparation cavity (31) is provided with a one-way on-off valve, and the air pump (32) is connected to the top of the preparation cavity (31);
a medicine storage bottle (4), a preparation cavity (31) and an air pump (32) together form a dosing unit; more than three dosing units are arranged on each dosing controller (3); a plurality of dosing units are connected with the same dosing tube (33);
a liquid receiving sheet (21) is obliquely arranged at the outlet of the medicine adding pipe (33) in the medicine adding dropper (2), and the distance between the liquid receiving sheet and the outlet of the medicine adding pipe (33) is less than 3mm, so that the liquid medicine flowing out of the medicine adding pipe (33) contacts the liquid receiving sheet before forming a liquid drop and flows into the medicine adding dropper (2) from the liquid receiving sheet;
the outlet of the first infusion tube (11) is positioned at the upper part of the liquid receiving piece, so that the physiological saline flowing out of the first infusion tube (11) can flush the liquid receiving piece;
the medicine adding controller (3) is provided with a code scanner (5), and the bottom inside each medicine storage bottle (4) is provided with a two-dimensional code (41); the medicine adding controller (3) is connected with the computer (6), the code scanner (5) is arranged on the opposite side of the two-dimensional code (41) arranged on the medicine storage bottle (4), and the two-dimensional code (41) is scanned through the bottle body; the code scanner (5) sends the scanning result to the computer (6), and the computer (6) identifies the detection result so as to identify the medicine information in the bottle;
when the medicine in the medicine storage bottle (4) is sufficient, the liquid level of the medicine liquid is higher than the two-dimensional code (41), and the code scanner (5) can scan the two-dimensional code (41); when the liquid level of the medicine in the medicine storage bottle (4) is lower than the two-dimensional code (41), the two-dimensional code (41) is positioned on the opposite side of the code scanner (5), the code scanner (5) cannot identify the two-dimensional code (41) due to residual liquid medicine on the inner wall of the bottle and unsmooth inner wall of the bottle, and the computer (6) judges that the medicine is insufficient.
2. The automatic medicine adding device of the medical intravenous infusion set according to claim 1, characterized in that:
when adding medicine, the computer (6) controls the air pump (32) according to the amount of medicine to be added in each medicine adding time period, so that the air pressure in the preparation cavity (31) is reduced, and the liquid medicine in the medicine storage bottle (4) flows into the preparation cavity (31) under the action of pressure difference; after a certain time, the computer (6) controls the air pump (32) to pressurize the preparation cavity (31) so that the medicine storage bottle (4) stops discharging medicine, and the medicine liquid in the preparation cavity (31) flows into the medicine adding dropper (2) under the action of pressure.
3. The automatic medicine adding device of the medical intravenous infusion set according to claim 2, characterized in that:
the flow rate of each medicine flowing into the preparation cavity (31) from the medicine storage bottle (4) under a fixed pressure difference is stored in the computer (6) in advance, and when medicine is added, the computer (6) can control the amount of the medicine flowing into the preparation cavity (31) by controlling the pressure of the preparation cavity (31) and the time for maintaining the pressure;
the flow rate of each medicine flowing into the medicine adding dropper (2) from the preparation cavity (31) under a fixed pressure difference is stored in the computer (6), air is injected when the air pump (32) pressurizes the preparation cavity (31), and the computer (6) can control the amount of the medicine flowing into the medicine adding dropper (2) by controlling the pressure of the preparation cavity (31) and the time for maintaining the pressure.
4. The automatic medicine adding device of the medical intravenous infusion set according to claim 3, characterized in that:
the time length of each dosing time period is 20 seconds to 40 seconds; after the dosing time period is over, the computer (6) executes the next dosing process.
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| US5950487A (en) * | 1996-09-20 | 1999-09-14 | Vista Research, Inc. | Gauge for measuring liquid levels |
| CN200977312Y (en) * | 2007-05-10 | 2007-11-21 | 青岛大学医学院附属医院 | Multi-plug transfusion apparatus |
| CN201189328Y (en) * | 2008-03-27 | 2009-02-04 | 杨兴华 | Double-bag transfusion device |
| CN104507516B (en) * | 2012-05-24 | 2018-02-16 | 德卡产品有限公司 | For being transfused the device of fluid |
| CN102935250A (en) * | 2012-11-30 | 2013-02-20 | 南京金同润医疗科技有限公司 | Transfusion device having automatic bottle change and safety protection functions |
| ES2669576T3 (en) * | 2014-07-09 | 2018-05-28 | Nestec S.A. | Capsule processing unit of a beverage preparation machine |
| DK3250263T3 (en) * | 2015-01-27 | 2022-07-04 | Shl Medical Ag | MEDICINE SUPPLY DEVICE |
| CN205108549U (en) * | 2015-11-02 | 2016-03-30 | 罗涛 | Novel multifunctional infusion set |
| CN206208248U (en) * | 2015-12-21 | 2017-05-31 | 秦钰晨 | Leveling rod device for mine and night measurement |
| CN106241012B (en) * | 2016-07-29 | 2018-09-14 | 北京爱创科技股份有限公司 | A kind of product and its manufacturing method for hiding label information |
| CN106620924A (en) * | 2016-10-12 | 2017-05-10 | 何燕 | Continuous infusion device controlled by computer |
| CN106983933A (en) * | 2017-05-08 | 2017-07-28 | 王云雷 | A kind of novel perfusion tube automatic stop liquid device |
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| CN109345264A (en) * | 2018-08-21 | 2019-02-15 | 太原理工大学 | A kind of alcohol product traceability anti-fake system and method based on block chain |
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