CN113456491A - Intelligent transfusion liquid discharging device and method - Google Patents
Intelligent transfusion liquid discharging device and method Download PDFInfo
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- CN113456491A CN113456491A CN202110828369.1A CN202110828369A CN113456491A CN 113456491 A CN113456491 A CN 113456491A CN 202110828369 A CN202110828369 A CN 202110828369A CN 113456491 A CN113456491 A CN 113456491A
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- liquid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/22—Arrangements for transferring or mixing fluids, e.g. from vial to syringe with means for metering the amount of fluid
Abstract
The invention discloses an intelligent transfusion liquid discharger which comprises a liquid taking needle, wherein the liquid taking needle is connected with a guide pipe, the guide pipe is connected with a liquid storage bag, a valve is arranged on the guide pipe below the liquid taking needle, a metering device is arranged on the guide pipe above the liquid storage bag, the metering device comprises an outer shell, the outer shell is clamped on the guide pipe, a metering sensor is arranged on the outer shell, a display screen is arranged on the outer shell, a digital key and a determining button are arranged below the display screen, and the metering sensor, the display screen, the digital key and the determining button are all electrically connected with a controller. The invention discloses a liquid drainage method which comprises steps S1-S7 and aims to guarantee the precise and accurate calculation of infusion amount, the safe and efficient guarantee of the pediatric intravenous infusion safety and the effective reference for improving the pediatric intravenous infusion safety management so as to further reduce the working pressure of clinical medical staff, reduce the medical cost and guarantee the safety of patients.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an intelligent transfusion liquid discharging device and method.
Background
Intravenous infusion is one of the widely used treatment means in clinical treatment, ensuring the infusion safety is a key link for implementing diagnosis and treatment by hospitals and medical workers, pediatric infusion is different from adult departments, the development of each organ of a child body is not complete, the tolerable infusion solution amount of an organism is limited, and the infusion solution amount and the medicine dosage for medical treatment are closely related to weight, age and the like. However, the scales of the existing medical infusion bag packaging are 50ml, 100ml, 250ml and 500ml, the liquid amount of 50ml for young children and children with low weight is still more, and meanwhile, under different disease conditions, the liquid medicine usage amount of children rarely and directly matches the packaging for use, and most of the liquid medicine needs to be discharged through a liquid discharge process.
The unnecessary liquid measure is got rid of to the waste liquid measure of adopting empty needle suction, perhaps weighing to come to the flowing back process clinically, not only increases time, human cost, has also increased the medical consumptive material use of unnecessary, simultaneously, causes the liquid measure to calculate the mistake easily during a lot of suction flowing back, and it is higher to the flowing back skill requirement of weighing calculation, has the flowing back error usually.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the intelligent transfusion liquid discharging device and the intelligent transfusion liquid discharging method for ensuring the precise and accurate calculation of the transfusion quantity.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
the utility model provides an intelligence infusion leakage fluid dram, it is including getting the liquid needle, get liquid needle and pipe connection, the pipe is connected with the liquid storage bag, be provided with the valve on getting the pipe of liquid needle below, be provided with the counter on the pipe of liquid storage bag top, the counter includes the shell body, the shell body centre gripping is on the pipe, be provided with the measurement sensor on the shell body, be provided with the display screen on the shell body, the below of display screen is provided with digital button and confirm the button, the measurement sensor, the display screen, digital button and confirm that the button all is connected with the controller electricity.
Further, the valve comprises a clamping shell, a first clamping pipe is arranged on the side face of the clamping shell, a strip-shaped opening is formed in the first clamping pipe along the length direction, a cavity perpendicular to the first clamping pipe is formed in the clamping shell and communicated with the first clamping pipe, and a stopping mechanism for plugging the conduit is arranged in the cavity.
Further, the stopping mechanism comprises a pushing head, the pushing head is installed at the end portion of the electric telescopic rod, the electric telescopic rod is installed in the cavity, and the electric telescopic rod is electrically connected with the controller.
Further, the side of shell body is provided with the second centre gripping pipe, and the second centre gripping pipe also is provided with the opening of bar along length direction, is provided with along length distribution's first photoelectric sensor and second photoelectric sensor on the inner wall of second centre gripping pipe, and first photoelectric sensor and second photoelectric sensor all are connected with the controller electricity.
Furthermore, the outer shell is provided with a red light indicator lamp and a green light indicator lamp which are both electrically connected with the controller.
Furthermore, an alarm and an alarm button are arranged on the outer shell, and the alarm button are electrically connected with the controller.
Furthermore, a needle cap is arranged on the liquid taking needle.
The liquid discharge method using the intelligent liquid transfusion liquid discharge device comprises the following steps:
s1: the infusion bag is inserted into the infusion bag through the liquid taking needle, medical personnel input the liquid amount L required to be input by a patient through a digital key, a determination button is pressed down, and a green light indicator lamp is turned on;
s2: the controller calculates the amount of liquid C to be discharged: c ═ a-L, where a is the total fluid volume of the infusion bag and is displayed on the display screen;
s3: opening the valve, discharging the liquid into the liquid storage bag along the pipeline, and respectively collecting the time t when the first photoelectric sensor and the second photoelectric sensor detect the liquid1And t2；
S4: calculating the flow velocity V of the liquid in the conduit: v ═ VB/(t2-t1) Wherein B is the length between the first photosensor and the second photosensor;
s5: the amount of liquid discharged C and the flow rate V were used to calculate the time T required for liquid discharge:
T＝(C-C1-C2)/(S·V)
wherein C is1The amount of residual liquid in the liquid-extracting needle, C1The amount of liquid remaining in the catheter;
s6: starting to calculate from the moment of opening the valve, closing the valve after T time, giving an alarm, lighting a red light indicator lamp, and displaying the amount C of the discharged liquid on a display;
s7: and (4) pulling out the liquid taking needle, and taking down the liquid discharging device to discharge the redundant liquid.
The invention has the beneficial effects that: the invention ensures the precise and accurate calculation of the infusion amount, safely and efficiently ensures the safety of pediatric intravenous infusion, provides effective reference for improving the safety management of pediatric intravenous infusion, and further relieves the working pressure of clinical medical personnel, reduces the medical cost and ensures the safety of patients.
The intelligent transfusion liquid discharge device is small and exquisite, is simple to operate and use, is integrally designed with the catheter and the liquid taking needle, can be used as a disposable medical consumable, is convenient to install on the catheter and take down, and reduces metering errors.
Drawings
Fig. 1 is a structural diagram of an intelligent transfusion drainage device.
Fig. 2 is a block diagram of the meter.
Fig. 3 is a structural view of the valve.
The liquid storage device comprises a liquid taking needle 1, a liquid taking needle 2, a valve 3, a guide pipe 4, a meter 5, a liquid storage bag 6, a first clamping pipe 7, a clamping shell 8, a cavity 9, an electric telescopic rod 10, a pushing head 11, an anti-slip pad 12, a first photoelectric sensor 13, a second photoelectric sensor 14, a second clamping pipe 15, a digital key 16, a green light indicator lamp 17, a red light indicator lamp 18, a determination button 19, an outer shell 20 and a display screen.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1 to 3, the intelligent transfusion liquid discharger of the present scheme includes a liquid taking needle 1, the liquid taking needle 1 is connected with a conduit 3, the conduit 3 is connected with a liquid storage bag 5, a valve 2 is arranged on the conduit 3 below the liquid taking needle 1, a meter 4 is arranged on the conduit 3 above the liquid storage bag 5, the meter 4 includes an outer shell 19, the outer shell 19 is clamped on the conduit 3, a metering sensor is arranged on the outer shell 19, a display screen 20 is arranged on the outer shell 19, a number key 15 and a determination button 18 are arranged below the display screen 20, the metering sensor, the display screen 20, the number key 15 and the determination button 18 are electrically connected with a controller.
The catheter 3 is made of polyvinyl chloride PVC, the liquid taking needle 1 is used for puncturing an infusion bag to take liquid rubber, and the safety protection device for preventing needle stick injuries is matched, so that a needle point and a needle body can be shielded after use. The catheter 3 is connected with the liquid taking needle 1 and the liquid storage bag 5, and the outer diameter and the inner diameter of the catheter 3 are 6mm and 4mm respectively; the valve 2 is clamped on the conduit 3, and is in a normally closed state, the top of the valve is provided with a clamping groove for fixing the bottom of the meter 4, and the valve is opened during use and is used for sealing the conduit 3 after liquid is taken out. The liquid storage bag 5 is of a bag-shaped structure and has various volume types, and the volumes are respectively 200ml, 500ml and 1000 ml.
The valve 2 of this scheme includes centre gripping casing 7, and the side of centre gripping casing 7 is provided with first centre gripping pipe 6, and first centre gripping pipe 6 is provided with the opening of bar along length direction, is provided with in the centre gripping casing 7 with first centre gripping pipe 6 vertically cavity 8, cavity 8 and first centre gripping pipe 6 intercommunication, is provided with in the cavity 8 and carries out the stop mechanism of shutoff to pipe 3. The stopping mechanism comprises a push head 10, the push head 10 is installed at the end part of the electric telescopic rod 9, the electric telescopic rod 9 is installed in the cavity 8, and the electric telescopic rod 9 is electrically connected with the controller. After the liquid is taken out, the electric telescopic rod 9 extends to push the push head 10 to extrude the conduit 3, so that the conduit 3 stops discharging liquid.
The side of shell body 19 is provided with second centre gripping pipe 14, and second centre gripping pipe 14 also is provided with the opening of bar along length direction, is provided with along the first photoelectric sensor 12 and the second photoelectric sensor 13 of length distribution on the inner wall of second centre gripping pipe 14, and first photoelectric sensor 12 and second photoelectric sensor 13 all are connected with the controller electricity.
The first clamping tube 6 and the second clamping tube 14 are both provided with anti-slip pads 11, and are clamped on the catheter 3 and are not easy to slip. The valve 2 and the meter 4 can be recycled.
The outer shell 19 is provided with a red light indicator lamp 17 and a green light indicator lamp 16, and the red light indicator lamp 17 and the green light indicator lamp 16 are both electrically connected with the controller. Is used for indicating the working state of the liquid taking device.
An alarm and an alarm button are arranged on the outer shell 19, and the alarm button are electrically connected with the controller. The liquid taking needle 1 is provided with a needle cap which stabs a safety protection device and can shield the needle point and the needle body after use.
The liquid discharge method of the intelligent liquid transfusion and discharge device comprises the following steps:
s1: the liquid taking needle 1 is inserted into the infusion bag, medical staff inputs the liquid amount L required to be input by a patient through the number key 15, a confirming button 18 is pressed, and a green light indicator lamp 16 is turned on;
s2: the controller calculates the amount of liquid C to be discharged: C-a-L, wherein a is the total fluid volume of the infusion bag and is displayed on the display screen 20;
s3: the valve 2 is opened, liquid is discharged into the liquid storage bag 5 along the pipeline, and the time t when the first photoelectric sensor 12 and the second photoelectric sensor 13 detect the liquid is respectively collected1And t2；
S4: calculating the flow rate V of the liquid in the conduit 3: v is B/(t)2-t1) Where B is the length between the first photosensor 12 and the second photosensor 13;
s5: the amount of liquid discharged C and the flow rate V were used to calculate the time T required for liquid discharge:
T＝(C-C1-C2)/(S·V)
wherein C is1The amount of residual liquid in the liquid-extracting needle 1, C1The amount of liquid remaining in the conduit 3;
s6: starting to calculate from the moment of opening the valve 2, closing the valve 2 after T time, giving an alarm, lighting a red light indicator lamp 17, and displaying the amount C of the discharged liquid on a display;
s7: and (4) pulling out the liquid taking needle 1, and taking down the liquid discharging device to discharge the redundant liquid.
The invention ensures the precise and accurate calculation of the infusion amount, safely and efficiently ensures the safety of pediatric intravenous infusion, provides effective reference for improving the safety management of pediatric intravenous infusion, and further relieves the working pressure of clinical medical personnel, reduces the medical cost and ensures the safety of patients.
The intelligent transfusion liquid discharge device is small and exquisite, is simple to operate and use, and the catheter 3 and the liquid taking needle 1 are designed in an integrated mode, can be used as disposable medical consumables, are convenient to install on the catheter 3 and take down, and reduce metering errors.
Claims (8)
1. The utility model provides an intelligence infusion leakage fluid dram, its characterized in that, is including getting the liquid needle, get liquid needle and pipe connection, the pipe is connected with the liquid storage bag, be provided with the valve on getting the pipe of liquid needle below, be provided with the counter on the pipe of liquid storage bag top, the counter includes the shell body, the shell body centre gripping is on the pipe, be provided with the metering sensor on the shell body, be provided with the display screen on the shell body, the below of display screen is provided with digital button and confirm the button, metering sensor, display screen, digital button and confirm the button all are connected with the controller electricity.
2. The intelligent transfusion drainage device according to claim 1, wherein the valve comprises a clamping shell, a first clamping tube is arranged on the side surface of the clamping shell, a strip-shaped opening is formed in the first clamping tube along the length direction, a cavity perpendicular to the first clamping tube is arranged in the clamping shell, the cavity is communicated with the first clamping tube, and a stop mechanism for blocking the conduit is arranged in the cavity.
3. The intelligent infusion liquid drain device according to claim 2, wherein the stopping mechanism comprises a pushing head, the pushing head is installed at the end of an electric telescopic rod, the electric telescopic rod is installed in the cavity, and the electric telescopic rod is electrically connected with the controller.
4. The intelligent transfusion liquid drainage device according to claim 1, wherein a second clamping tube is arranged on the side surface of the outer shell, a strip-shaped opening is also arranged in the second clamping tube along the length direction, a first photoelectric sensor and a second photoelectric sensor are arranged on the inner wall of the second clamping tube and distributed along the length direction, and the first photoelectric sensor and the second photoelectric sensor are both electrically connected with the controller.
5. The intelligent transfusion drain device according to claim 1, wherein a red light indicator and a green light indicator are arranged on the outer housing, and the red light indicator and the green light indicator are both electrically connected with the controller.
6. The intelligent transfusion drain device according to claim 1, wherein an alarm and an alarm button are arranged on the outer casing, and both the alarm and the alarm button are electrically connected with the controller.
7. The intelligent infusion drain device according to claim 1, wherein a needle cap is arranged on the liquid taking needle.
8. The liquid discharge method adopting the intelligent liquid delivery liquid discharge device of any one of claims 1-7, characterized by comprising the following steps:
s1: the infusion bag is inserted into the infusion bag through the liquid taking needle, medical personnel input the liquid amount L required to be input by a patient through a digital key, a determination button is pressed down, and a green light indicator lamp is turned on;
s2: the controller calculates the amount of liquid C to be discharged: c ═ a-L, where a is the total fluid volume of the infusion bag and is displayed on the display screen;
s3: opening the valve, discharging the liquid into the liquid storage bag along the pipeline, and respectively collecting the time t when the first photoelectric sensor and the second photoelectric sensor detect the liquid1And t2；
S4: calculating the flow velocity V of the liquid in the conduit: v is B/(t)2-t1) Wherein B is the length between the first photosensor and the second photosensor;
s5: the amount of liquid discharged C and the flow rate V were used to calculate the time T required for liquid discharge:
T＝(C-C1-C2)/(S·V)
wherein C is1The amount of residual liquid in the liquid-extracting needle, C1The amount of liquid remaining in the catheter;
s6: starting to calculate from the moment of opening the valve, closing the valve after T time, giving an alarm, lighting a red light indicator lamp, and displaying the amount C of the discharged liquid on a display;
s7: and (4) pulling out the liquid taking needle, and taking down the liquid discharging device to discharge the redundant liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110828369.1A CN113456491A (en) | 2021-07-22 | 2021-07-22 | Intelligent transfusion liquid discharging device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110828369.1A CN113456491A (en) | 2021-07-22 | 2021-07-22 | Intelligent transfusion liquid discharging device and method |
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| Publication Number | Publication Date |
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| CN113456491A true CN113456491A (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110828369.1A Withdrawn CN113456491A (en) | 2021-07-22 | 2021-07-22 | Intelligent transfusion liquid discharging device and method |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086731A2 (en) * | 1982-02-16 | 1983-08-24 | José Luis Bozal Gonzalez | Volumetric pumping system for dosed infusion by means of an elastic membrane, for medical purposes |
| CN2085238U (en) * | 1991-03-12 | 1991-09-25 | 张世民 | Medical fluid discharging device |
| WO1996006332A1 (en) * | 1994-08-19 | 1996-02-29 | Pci Medical | Systems for testing intravenous pumps |
| CN104721909A (en) * | 2015-01-04 | 2015-06-24 | 涂家海 | Air evacuation detecting device for injection pump |
| CN105816940A (en) * | 2016-04-11 | 2016-08-03 | 上海电力学院 | Intelligent infusion alarm device |
| CN111035562A (en) * | 2019-12-30 | 2020-04-21 | 柳州市柳铁中心医院 | Quantitative liquid discharging device |
| CN112891675A (en) * | 2021-03-05 | 2021-06-04 | 四川大学华西第二医院 | Intelligent infusion pump |
| CN113018578A (en) * | 2021-05-06 | 2021-06-25 | 刘艳林 | Medical liquid drainage device |
| CN213667273U (en) * | 2020-09-29 | 2021-07-13 | 四川大学华西第二医院 | Infusion device |
-
2021
- 2021-07-22 CN CN202110828369.1A patent/CN113456491A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086731A2 (en) * | 1982-02-16 | 1983-08-24 | José Luis Bozal Gonzalez | Volumetric pumping system for dosed infusion by means of an elastic membrane, for medical purposes |
| CN2085238U (en) * | 1991-03-12 | 1991-09-25 | 张世民 | Medical fluid discharging device |
| WO1996006332A1 (en) * | 1994-08-19 | 1996-02-29 | Pci Medical | Systems for testing intravenous pumps |
| CN104721909A (en) * | 2015-01-04 | 2015-06-24 | 涂家海 | Air evacuation detecting device for injection pump |
| CN105816940A (en) * | 2016-04-11 | 2016-08-03 | 上海电力学院 | Intelligent infusion alarm device |
| CN111035562A (en) * | 2019-12-30 | 2020-04-21 | 柳州市柳铁中心医院 | Quantitative liquid discharging device |
| CN213667273U (en) * | 2020-09-29 | 2021-07-13 | 四川大学华西第二医院 | Infusion device |
| CN112891675A (en) * | 2021-03-05 | 2021-06-04 | 四川大学华西第二医院 | Intelligent infusion pump |
| CN113018578A (en) * | 2021-05-06 | 2021-06-25 | 刘艳林 | Medical liquid drainage device |
Non-Patent Citations (2)
| Title |
|---|
| 常玉锋 等: "注射泵质量控制实践及探讨", 《中国医学装备》, vol. 14, no. 8, pages 29 - 31 * |
| 董秀清 等: "预见性护理联合膀胱功能训练对宫颈癌术后尿潴留及下肢深静脉血栓的影响", 《白求恩医学杂志》, vol. 15, no. 6, pages 800 - 802 * |
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Application publication date: 20211001 |
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