CN210844658U - Venous transfusion device capable of accurately adjusting dropping number - Google Patents
Venous transfusion device capable of accurately adjusting dropping number Download PDFInfo
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- CN210844658U CN210844658U CN201921552255.3U CN201921552255U CN210844658U CN 210844658 U CN210844658 U CN 210844658U CN 201921552255 U CN201921552255 U CN 201921552255U CN 210844658 U CN210844658 U CN 210844658U
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Abstract
The utility model discloses a vein infusion apparatus capable of accurately adjusting the number of drops, which comprises an air pressure bag, wherein the air pressure bag is connected with a conduit, the conduit is sequentially connected with a flow controller, a manual adjusting device and a needle head respectively, the flow controller is added in the infusion apparatus, a singlechip can automatically match out an optimal infusion speed interval by inputting the age and the physical sign condition of a patient in a condition input module, the automatic adjustment of the infusion speed is realized, the manual adjusting device is arranged, and the displayed infusion speed interval can also be used for reference; and the manual adjusting device is arranged to adjust the infusion speed, so that the potential safety hazard generated when the flow is in fault is avoided, and the intelligent, simple, humanized and precise infusion device has the characteristics of intelligence, simplicity, humanization and precision.
Description
Technical Field
The utility model belongs to the technical field of medical apparatus, concretely relates to but vein transfusion system of accurate regulation drop number.
Background
Most of the infusion sets in the current ordinary ward are composed of needles, needle tubes and rollers, and when the number of drops is adjusted, the rollers are often manually adjusted by nurses or accompanying personnel, so that the use is inconvenient; in addition, people of different ages and physical conditions need different liquid medicine dripping speeds in clinic, accompanying personnel or patients do not know pharmacological knowledge, and the liquid medicine dripping speed is often adjusted by themselves during transfusion, so that dangerous situations occur.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide a venous transfusion device capable of accurately adjusting the number of drops, which can automatically match the optimal transfusion speed interval by adding a flow controller into the transfusion device and inputting the age and physical sign conditions of a patient during use, can realize the automatic adjustment of the transfusion speed, is provided with a manual adjusting button, and the displayed transfusion speed interval can be used for reference; and the manual adjusting device is arranged to adjust the infusion speed, so that the potential safety hazard generated when the flow controller breaks down is avoided, and the intelligent, simple, accurate and humanized characteristics are realized.
In order to achieve the above purpose, the technical solution of the present invention is realized as follows:
the intravenous infusion apparatus capable of accurately adjusting the number of drops comprises a first conduit, wherein the top end of the first conduit is connected with one end of a pneumatic bag, the other end of the pneumatic bag is connected with an infusion bottle through a conduit, the tail end of the first conduit is connected with a liquid input end of a flow controller, a liquid output end of the flow controller is connected with the top end of a second conduit, and the flow controller controls the liquid medicine dropping speed of the whole infusion apparatus by adjusting the liquid medicine dropping speed of an internal conduit.
Preferably, the flow controller comprises a power supply, a control panel, a stm32 single chip microcomputer, a keyboard, a liquid crystal display, a manual adjusting button and a buzzer alarm; the keyboard is arranged below the control panel, the liquid crystal display is arranged above the control panel, the manual adjusting buttons are symmetrically arranged between the liquid crystal display and the keyboard, and the buzzer alarm is arranged above the right of the control panel.
Preferably, the manual adjustment button is divided into an infusion rate increasing button and an infusion rate decreasing button.
Preferably, the signal output end of the keyboard is connected with a pin INPUT1 of the stm32 single chip microcomputer through a lead, the signal output end of the manual adjusting button is connected with a pin INPUT2 of the stm32 single chip microcomputer through a lead, the signal INPUT and output end of the liquid crystal display is connected with a pin OUT1 of the stm32 single chip microcomputer through a lead, and the signal INPUT end of the buzzer alarm is connected with a pin OUT2 of the stm32 single chip microcomputer through a lead.
Preferably, the intravenous infusion apparatus further comprises a manual adjusting device, a liquid input end of the manual adjusting device is connected with the tail end of the second catheter, a liquid output end of the manual adjusting device is connected with the top end of the third catheter, and the tail end of the third catheter is connected with the needle head; the manual adjusting device comprises an adjusting component and a display component, and the adjusting component is meshed with the display component through a gear.
Preferably, the adjusting assembly comprises a manual knob, a first gear, a screw and a ball valve, wherein the manual knob is connected with the first gear, the first gear is connected with the screw, and the screw is connected with the ball valve; during adjustment, the manual knob is rotated to drive the first gear to rotate, and the first gear drives the screw rod and the ball valve to rotate to control the dropping speed of the liquid medicine.
Preferably, the display device comprises a pointer, a dial, a second gear and a pointer adjusting button, the pointer is fixedly connected to the pointer adjusting button, the pointer adjusting button is connected with the second gear, when the manual knob is rotated, the manual knob is rotated to drive the first gear to rotate, the first gear drives the second gear to rotate through occlusion force, and the pointer is driven to rotate on the dial.
Preferably, the scale interval of the dial is: 0d/m-60d/m, each grade is 5 scale values, and the total grade is 13.
The utility model has the advantages that:
because the utility model provides a can accurate vein transfusion system who adjusts the number of drips adds flow controller in the transfusion system, through the analysis of singlechip to patient's age and sign condition, can match out the best infusion speed interval automatically, can realize automatically regulated to be provided with manual adjustment button, the infusion speed interval that shows still can be used for adjusting the reference, has realized the intellectuality of infusion process; and the manual adjusting device is arranged in the infusion apparatus to adjust the dropping speed of the liquid medicine, so that the potential safety hazard generated when the flow controller breaks down is avoided, and the infusion apparatus is simple to operate and has the characteristics of controllability, accuracy and humanization.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a plan view of the flow controller.
Fig. 3 is a schematic diagram of a circuit configuration of the flow controller.
Fig. 4 is a plan view of the manual adjustment device.
Fig. 5 is a schematic structural diagram of the manual adjusting device.
In the figure: 1. the automatic control device comprises a pneumatic bag, 2a, a first conduit, 2b, a second conduit, 2c, a third conduit, 3, a flow controller, 4, a needle, 5, a manual adjusting device, 6, a keyboard, 7, a liquid crystal display, 8, a manual adjusting button, 9, a manual knob, 10, a pointer, 11, a dial, 12, a buzzer alarm, 13, a first gear, 14, a second gear, 15, a screw rod, 16, a ball valve and 17 a pointer adjusting button.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, an intravenous infusion apparatus capable of accurately adjusting the number of drops comprises a first conduit 2a, wherein the top end of the first conduit 2a is connected with an air pressure bag 1, air pressure in an infusion tube and the infusion bottle is adjusted through the air pressure bag 1 to form a pressure difference, so that liquid medicine flows into the first conduit 2a from the infusion bottle, the liquid medicine flowing through the first conduit 2a flows into a liquid input end of a flow controller 3 from the tail end of the first conduit 2a, the dropping speed of the liquid medicine is controlled through the flow controller 3, after the optimal dropping speed of the liquid medicine is matched, the liquid medicine flows out from a liquid output end of the flow controller 3, enters the top end of a second conduit 2b, flows into a needle 4 through the second conduit 2b, and is infused to a patient through the needle 4; when the flow controller 3 has a fault, the liquid medicine flows into the liquid input end of the manual adjusting device 5 through the tail end of the second conduit 2b, the dropping speed of the liquid medicine is adjusted through the manual adjusting device 5, the liquid output end of the manual adjusting device 5 is connected with the top end of the third conduit 2c, the tail end of the third conduit 2c is connected with the needle head 4, and the liquid medicine is infused to a patient through the needle head 4.
Referring to fig. 2-3, the circuit structure of the flow controller 3 comprises a power supply, an stm32 single chip microcomputer, a keyboard 6, a liquid crystal display 7, a manual adjusting button 8 and a buzzer alarm 12, medical staff INPUT the age and the condition of a patient into the controller through the keyboard 6, the condition signal transmits the condition of the patient to the stm32 single chip microcomputer through a pin INPUT1, the optimal infusion dripping speed is automatically matched after the condition signal is processed by the single chip microcomputer, and the optimal infusion dripping speed interval is displayed on the liquid crystal display through the liquid crystal display 7 through a pin OUT1 for the medical staff and accompanying staff to refer; the liquid medicine dripping speed can be adjusted through a manual adjusting button 8, when the liquid medicine dripping speed is close to a threshold value during adjustment, the number on the liquid crystal display 7 is changed into red, a threshold value signal is transmitted to the stm32 single chip microcomputer through a pin OUT1, the signal is transmitted to the buzzer alarm 12 through a pin OUT2 after being processed by the single chip microcomputer, and the buzzer alarm 12 gives a prompt.
Referring to fig. 4-5, the manual adjustment device 5 comprises an adjustment assembly and a display assembly, wherein the adjustment assembly is engaged with the display assembly through a gear; the adjusting assembly comprises a manual knob 9, a first gear 13, a screw 15 and a ball valve 16, wherein the manual knob 9 is connected with the first gear 13, the first gear 13 is connected with the screw 15, and the screw 15 is connected with the ball valve 16; when the dropping speed of the liquid medicine is adjusted, the manual knob 9 is rotated, the manual knob 9 drives the first gear 13 to rotate, the first gear 13 drives the screw rod 15 to rotate, the screw rod 15 drives the ball valve 16 to rotate, and the dropping speed of the liquid medicine is controlled by controlling the opening and closing of the ball valve 16; the display assembly comprises a pointer 10, a dial 11, a second gear 14 and a pointer adjusting button 17, wherein the pointer 10 is fixedly connected to the pointer adjusting button 17, the pointer adjusting button 17 is connected with the second gear 14, when the manual knob 9 is rotated, the first gear 13 rotates to rotate, the first gear 13 drives the second gear 14 to rotate through occlusion force, the second gear 14 drives the pointer adjusting button 17 arranged on the dial 11 to rotate, and the pointer adjusting button 17 drives the pointer 10 to rotate on the dial 11 to point to an adjusted scale value; the scale interval of the dial 11 is as follows: 0d/m-60d/m, d/m = drop/min, each grade is 5 scale values, and 13 grades are total.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An intravenous infusion apparatus capable of accurately adjusting the number of drops is characterized by comprising a first conduit (2a), wherein the top end of the first conduit (2a) is connected with one end of an air pressure bag (1), the other end of the air pressure bag (1) is connected with an infusion bottle through a conduit, the tail end of the first conduit (2a) is connected with a liquid input end of a flow controller (3), a liquid output end of the flow controller (3) is connected with the top end of a second conduit (2b), and the flow controller (3) controls the liquid medicine dropping speed of the whole infusion apparatus by adjusting the liquid medicine dropping speed of an internal conduit.
2. The intravenous infusion set capable of accurately adjusting the number of drops according to claim 1, characterized in that the flow controller (3) comprises a power supply, a control panel, a stm32 single chip microcomputer, a keyboard (6), a liquid crystal display (7), a manual adjusting button (8) and a buzzer alarm (12); the keyboard (6) is arranged below the control panel, the liquid crystal display (7) is arranged above the control panel, the manual adjusting buttons (8) are symmetrically arranged between the liquid crystal display (7) and the keyboard (6), and the buzzer alarm (12) is arranged above the right of the control panel.
3. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 2, characterized in that: the manual adjusting button (8) is divided into an infusion rate increasing button and an infusion rate decreasing button.
4. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 2, characterized in that: the signal output part of keyboard (6) link to each other through the pin INPUT1 of lead and stm32 singlechip, the signal output part of manual adjustment button (8) passes through the lead and links to each other with the pin INPUT2 of stm32 singlechip, the signal INPUT output part of LCD (7) passes through the lead and links to each other with the pin OUT1 of stm32 singlechip, the signal INPUT part of buzzer siren (12) passes through the lead and links to each other with the pin OUT2 of stm32 singlechip.
5. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 1, characterized in that: the intravenous infusion apparatus further comprises a manual adjusting device (5), a liquid input end of the manual adjusting device (5) is connected with the tail end of the second catheter (2b), a liquid output end of the manual adjusting device (5) is connected with the top end of the third catheter (2c), and the tail end of the third catheter (2c) is connected with the needle head (4); the manual adjusting device (5) comprises an adjusting component and a display component, and the adjusting component is meshed with the display component through a gear.
6. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 5, characterized in that: the adjusting assembly comprises a manual knob (9), a first gear (13), a screw rod (15) and a ball valve (16), wherein the manual knob (9) is connected with the first gear (13), the first gear (13) is connected with the screw rod (15), and the screw rod (15) is connected with the ball valve (16); during adjustment, the manual knob (9) is rotated to drive the first gear (13) to rotate, and the first gear (13) drives the screw rod (15) and the ball valve (16) to rotate to control the dropping speed of the liquid medicine.
7. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 5 or 6, characterized in that: the display assembly comprises a pointer (10), a dial (11), a second gear (14) and a pointer adjusting button (17), the pointer (10) is fixedly connected to the pointer adjusting button (17), and the pointer adjusting button (17) is connected with the second gear (14); when the manual knob (9) is rotated, the manual knob (9) is rotated to drive the first gear (13) to rotate, the first gear (13) drives the second gear (14) to rotate through occlusion force, and the pointer (10) is driven to rotate on the dial (11).
8. An intravenous infusion set capable of accurately adjusting the number of drops according to claim 7, characterized in that: the scale interval of the dial (11) is as follows: 0d/m-60d/m, each grade is 5 scale values, and the total grade is 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921552255.3U CN210844658U (en) | 2019-09-18 | 2019-09-18 | Venous transfusion device capable of accurately adjusting dropping number |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921552255.3U CN210844658U (en) | 2019-09-18 | 2019-09-18 | Venous transfusion device capable of accurately adjusting dropping number |
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| Publication Number | Publication Date |
|---|---|
| CN210844658U true CN210844658U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921552255.3U Expired - Fee Related CN210844658U (en) | 2019-09-18 | 2019-09-18 | Venous transfusion device capable of accurately adjusting dropping number |
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| CN (1) | CN210844658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288172A (en) * | 2022-01-13 | 2022-04-08 | 贵州乐恩生物科技有限公司 | Intelligent self-service nasal cavity irrigator |
-
2019
- 2019-09-18 CN CN201921552255.3U patent/CN210844658U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288172A (en) * | 2022-01-13 | 2022-04-08 | 贵州乐恩生物科技有限公司 | Intelligent self-service nasal cavity irrigator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20210918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |