CN117281976B - Infusion device capable of automatically switching, intercepting and calling and application method thereof - Google Patents
Infusion device capable of automatically switching, intercepting and calling and application method thereofInfo
- Publication number
- CN117281976B CN117281976B CN202310052636.XA CN202310052636A CN117281976B CN 117281976 B CN117281976 B CN 117281976B CN 202310052636 A CN202310052636 A CN 202310052636A CN 117281976 B CN117281976 B CN 117281976B
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- infusion
- shell
- calling
- intercepting
- branch pipe
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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
-
- 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
- A61M5/1414—Hanging-up devices
-
- 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
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- 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
- A61M5/16804—Flow controllers
- A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths
-
- 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
-
- 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
- A61M5/16877—Adjusting flow; Devices for setting a 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
- 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
- A61M5/172—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 electrical or electronic
-
- 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
- A61M2205/35—Communication
- A61M2205/3546—Range
- A61M2205/3561—Range local, e.g. within room or hospital
Landscapes
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
本发明公开了一种自动切换、截流和传唤的输液装置及其使用方法，包括有第一、二输液瓶/袋、无线传唤器、基板、第一、二输液支管和输液主管，无线传唤器包括有无线信号发射、接收模块、传唤铃和传唤灯，基板上分别安装有第一、二液体检测元件、第一、二截流组件、电源和第一、二继电器，第一、二液体检测元件分别对应用于检测输液主管和第一输液支管中有无药液流过，第一、二继电器一方面分别对应用于连接第一、二截流组件与电源，第一、二截流组件分别对应用于阻断输液主管和第二输液支管。本发明实现了在线自动切换输液、自动截流和传唤的功能，提高了输液效率，还能够防止血液经输液管倒流，以此减少了医疗事故的发生，避免了医患纠纷。
The present invention discloses an infusion device capable of automatic switching, interception, and summoning, and a method for using the device. The device comprises first and second infusion bottles/bags, a wireless summoner, a base plate, first and second infusion branches, and an infusion main pipe. The wireless summoner comprises a wireless signal transmitting and receiving module, a summoning bell, and a summoning light. The base plate is respectively equipped with first and second liquid detection elements, first and second interception assemblies, a power supply, and first and second relays. The first and second liquid detection elements are respectively used to detect whether liquid medicine flows through the infusion main pipe and the first infusion branch pipe. The first and second relays are respectively used to connect the first and second interception assemblies to the power supply. The first and second interception assemblies are respectively used to block the infusion main pipe and the second infusion branch pipe. The present invention realizes the functions of online automatic switching of infusion, automatic interception, and summoning, improves infusion efficiency, and can also prevent blood from flowing back through the infusion pipe, thereby reducing the occurrence of medical accidents and avoiding medical disputes.
Description
Technical Field
The invention relates to the technical field of infusion, in particular to an infusion device capable of automatically switching, intercepting and calling and a use method thereof.
Background
In medical institutions such as clinics and hospitals, infusion, also called intravenous injection, is a common treatment mode, namely, large-dose liquid medicine is infused into a body by intravenous drip, and one-time administration is usually more than 100 ml. The liquid medicine is usually packaged in a glass or plastic infusion bottle or bag, and the infusion rate is regulated by an infusion apparatus when the liquid medicine is used, so that the liquid medicine is continuously and stably infused into a body.
In the actual transfusion process, because patients are more, and related medical staff are relatively less or busy, or the medical staff is not on site, after the liquid medicine in the transfusion bottle is completely output, the medical staff cannot arrive timely, so that the needle head, the transfusion tube and the transfusion bottle are removed, or the transfusion bottle is replaced, the transfusion efficiency is low, and the medical staff and the patient are contradicted. When the needle is not removed in time due to carelessness of patients and medical staff, serious consequences are often caused, namely backflow of blood vessels through the infusion tube is caused, medical accidents are caused, and even life safety of the patients can be endangered, so that doctor-patient disputes are caused.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides an automatic switching, intercepting and calling transfusion device and a use method thereof, which can realize the functions of on-line automatic switching transfusion, automatic intercepting and calling so as to improve transfusion efficiency, prevent blood from flowing backwards through a transfusion tube, reduce medical accidents and avoid disputes of doctors and patients.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The automatic switching, intercepting and calling transfusion device is arranged on a patient side and comprises a first transfusion bottle/bag and a second transfusion bottle/bag which are used for storing liquid medicine, a wireless calling device and a substrate, wherein the first transfusion bottle/bag and the second transfusion bottle/bag are respectively and correspondingly connected with a first transfusion branch pipe and a second transfusion branch pipe, the front ends of the first transfusion branch pipe and the second transfusion branch pipe are converged at one position and are connected with a drip cup and then are connected with a transfusion main pipe, the wireless calling device comprises a wireless signal transmitting module, a wireless signal receiving module, a calling bell and a calling lamp, and is characterized in that a first liquid detecting element, a first intercepting component, a second liquid detecting element, a second intercepting component, a power supply, a first relay and a second relay are respectively arranged on the substrate, the wireless signal transmitting module is arranged on the substrate, the first liquid detecting element and the second liquid detecting element are respectively and correspondingly connected with the first main pipe and the first branch pipe respectively, and the second main pipe respectively, and the first liquid detecting element and the second main pipe are respectively and correspondingly connected with the first intercepting component and the second main pipe respectively, and the second main pipe are respectively and the first intercepting component and the second main pipe are correspondingly connected with the first intercepting component and the second main pipe respectively, and the second main pipe respectively, and the first intercepting component and the second main pipe are respectively and the first intercepting component and the second main pipe and the transfusion device respectively.
Furthermore, the first liquid detection element and the second liquid detection element are respectively and fixedly arranged at one side of the bottom and the upper part of the substrate respectively by adopting non-contact pipeline liquid level sensors.
Further, the two non-contact type pipeline liquid level sensors are fixedly connected with pipe clamps for correspondingly fixing the first infusion branch pipe and the infusion main pipe.
Further, the first closure assembly comprises a first shell fixedly mounted on the base plate and arranged along the width direction of the base plate, a first stop seat fixedly connected with the front end of the first shell and located above the first liquid detection element, a first channel for the main infusion tube to pass through is arranged between the front end of the first shell and the first stop seat, a first lock tongue capable of extending out of the front end of the first shell and retracting back to the inside of the first shell is arranged in the first shell, a first spring is connected between the rear end of the first lock tongue and the inner wall of the rear end of the first shell, a first positioning hole is formed in the first lock tongue, a first cylinder body communicated with the inside of the first shell is arranged in the middle of the upper end of the first shell, a second spring is arranged between the middle of the first pin body and the inner wall of the top end of the first cylinder body, a first push-pull direct-current electromagnet is arranged above the first shell, a first push-pull direct-current electromagnet extends out of the first shell from the front end of the first shell through the first spring, a first push-pull electromagnet is connected with a first iron core, and a first positioning slot is arranged between the first push-pull electromagnet and the front end of the first shell, and the first electromagnet is connected with the first push-pull electromagnet, and the first positioning hole is connected with the first electromagnet, and the first plug pin is connected with the first electromagnet through the first plug pin.
The second intercepting component comprises a second shell fixedly mounted on the substrate and arranged along the width direction of the substrate, a second stop seat fixedly connected with the front end of the second shell and located above the second liquid detection element, a second channel for the second infusion branch tube to pass through is arranged between the front end of the second shell and the second stop seat, a second lock tongue capable of extending out of and retracting back to the inside of the second shell is arranged in the second shell, a fourth spring is connected between the front end of the second lock tongue and the inner wall of the front end of the second shell, a second positioning hole is formed in the second lock tongue, a second cylinder body communicated with the inside of the second shell is arranged in the middle of the upper end of the second shell, a fifth spring is connected between the middle of the second pin body and the inner wall of the top end of the second cylinder body, a second push-pull direct-current electromagnet is arranged above the second shell, the second push-pull electromagnet is connected with the second switch, the second switch tongue is connected with the inner wall of the second shell through a second push-pull electromagnet, and the second switch is connected with the second switch, and the second switch tongue is connected with the top end of the second switch, and the second switch is connected with the second switch tongue, and the second switch is connected with the top end of the second switch, and the second switch is connected with the second switch.
Further, the wireless signal receiving module, the calling bell and the calling lamp are all arranged on the medical side, when the first liquid detecting element detects that no medicine in the infusion main pipe flows, the wireless signal transmitting module transmits a wireless signal, and after receiving the wireless signal, the wireless signal receiving module triggers the calling bell and simultaneously triggers the calling lamp to light or flash.
Further, the first transfusion branch pipe, the second transfusion branch pipe and the transfusion main pipe all adopt hoses.
Furthermore, the first relay and the second relay are normally open type relays.
Furthermore, the top end of the base plate is provided with a hanging lug for hanging on a hook with a certain height from the ground, and the bottom end of the base plate is provided with a cannula for being inserted on the top end of a vertical rod arranged on the ground.
The application method of the infusion device capable of automatically switching, intercepting and calling is characterized by comprising the following steps of:
S1, assembling an infusion apparatus, namely, firstly connecting the first infusion bottle/bag and the second infusion bottle/bag with one end of a first infusion branch pipe and one end of a second infusion branch pipe respectively correspondingly, and then connecting the other ends of the first infusion branch pipe and the second infusion branch pipe with an infusion main pipe sequentially through a three-way pipe and a drip cup;
S2, installing an infusion apparatus, namely enabling the main infusion pipe to pass through and be clamped in a pipe clamp on the first liquid detection element, enabling the main infusion pipe to pass through the first channel, enabling the first infusion branch pipe to pass through and be clamped in a pipe clamp on the second liquid detection element, lifting the second pin column, pulling the second pulling piece backwards to enable the second lock tongue to retract into the second shell, pulling the second pulling piece forwards after the second infusion branch pipe passes through the second channel, enabling the second lock tongue to extend out of the front end of the second shell, locking the second infusion branch pipe between the second lock tongue and the second stopping seat, and blocking the second infusion branch pipe;
S3, transfusion, namely after a needle is inserted into a vein of a patient, opening a flow speed regulator connected to the transfusion main pipe, and performing transfusion by the first transfusion bottle/bag;
S4, switching, namely after all stored liquid medicine of the first infusion bottle/bag is output, no liquid medicine flows through the first infusion branch pipe, the second liquid detection element sends a signal to the second relay, the second relay is closed, a coil of the second push-pull direct current electromagnet is electrified, an iron core of the second push-pull direct current electromagnet is retracted to be lifted, the second pin is sprung to be lifted, the second lock tongue is sprung to be retracted to the inside of the second shell, locking of the second infusion branch pipe is released, the second infusion branch pipe is conducted, and the second infusion branch pipe is switched to be infused by the second infusion bottle/bag;
S5, intercepting and calling, namely after all stored liquid medicine of the second infusion bottle/bag is output, no liquid medicine flows through the infusion main tube, one side of the first liquid detection element sends a signal to the first relay, the first relay is closed, a coil of the first push-pull direct-current electromagnet is electrified, an iron core of the first push-pull direct-current electromagnet is retracted to be lifted, the first pin is lifted up, the first lock tongue is lifted up to extend out of the front end of the first shell, the infusion main tube is locked between the first lock tongue and the first stop seat, the infusion main tube is blocked, blood of a blood vessel is prevented from flowing backwards through the infusion main tube, on the other hand, a wireless signal is transmitted through the wireless signal transmitting module, the wireless signal receiving module triggers the bell calling bell, and simultaneously triggers the calling lamp to be lightened or twinkled, and the medical staff is called.
Compared with the prior art, the invention has the beneficial effects that:
The invention adopts two infusion bottles/bags, adopts an infusion set mainly composed of two infusion branch pipes and an infusion main pipe and a wireless calling device composed of a wireless signal transmitting module, a wireless signal receiving module, a calling bell and a calling lamp, and simultaneously adopts two liquid detection elements respectively corresponding to detecting whether liquid medicine flows through the infusion main pipe and the first infusion branch pipe, two shutoff components respectively corresponding to blocking the infusion main pipe and the second infusion branch pipe and two relays respectively corresponding to controlling the on-off of power supply loops of the two shutoff components; when the infusion device is used, one of the infusion bottles/bags is kept conducting for infusion, the other infusion bottle/bag is blocked, after the infusion of the one infusion bottle/bag is completed, the other infusion bottle/bag is switched to conduct the infusion, the function of on-line automatic switching of the infusion is realized, the infusion can be continuously conducted without waiting and redundant operation, the infusion efficiency is improved, after the infusion of the other infusion bottle/bag is completed, the infusion tube is blocked in time, and a calling signal is sent to medical staff, the functions of on-line automatic interception and calling are realized, the backflow of blood through the infusion tube can be prevented, the patient can safely operate under the condition that the patient cannot self-care and no worker is protected, the whole-course infusion is realized, the occurrence of medical accidents is reduced, the disputes of doctors and patients are avoided, the workload of the medical staff is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first liquid detection element or a second liquid detection element according to a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first cut-off switch according to a first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second cut-off switch according to a first embodiment of the present invention.
Fig. 5 is a schematic block diagram of electrical control according to a first embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-5, an automatic switching, intercepting and calling transfusion device is arranged on a patient side and comprises a first transfusion bottle/bag 1 and a second transfusion bottle/bag 2 which store liquid medicine, a wireless calling device and a base plate 20, wherein the first transfusion bottle/bag 1 and the second transfusion bottle/bag 2 are respectively and correspondingly connected with a first transfusion branch pipe 3 and a second transfusion branch pipe 4, the front ends of the first transfusion branch pipe 3 and the second transfusion branch pipe 4 are converged at one position and are connected with a drip cup 5, then are connected with a transfusion main pipe 6, the wireless calling device comprises a wireless signal transmitting module 7, a wireless signal receiving module 8, a calling bell 9 and a calling lamp 10, a first liquid detecting element 11, a first intercepting component 12, a second liquid detecting element 13, a second intercepting component 14, a power supply 15, a first relay 16 and a second relay 17 are respectively arranged on the base plate 20, the wireless signal transmitting module 7 is respectively and correspondingly connected with the first transfusion branch pipe 3 and the second transfusion branch pipe 3 and the first main pipe 6 and the first intercepting component 16 and the second main pipe 14 respectively, and the wireless signal transmitting module 13 is correspondingly connected with the first intercepting component 14 and the second main pipe 14 and the second liquid detecting element 13 respectively, and the wireless signal transmitting module 13 is correspondingly connected with the first intercepting component 14 and the second main pipe 14 respectively, and the first liquid detecting component and the second main component 14 respectively, the first liquid detecting component and the first and the second liquid detecting component and the first liquid.
In this embodiment, the first liquid detecting element 11 and the second liquid detecting element 13 are non-contact pipeline liquid level sensors, and can respectively and correspondingly detect whether the liquid medicine passes through the main infusion tube 6 and the first branch infusion tube 3, so as to determine whether the liquid medicine passes through the main infusion tube 6 and the first branch infusion tube 3, and the first liquid detecting element 11 and the second liquid detecting element 13 are respectively and correspondingly fixedly mounted on one side of the bottom and the upper part of the substrate 20.
In this embodiment, the two non-contact pipeline liquid level sensors are fixedly connected with pipe clamps 18 for correspondingly fixing the first infusion branch pipe 3 and the infusion main pipe 6, and can pass through and fixedly clamp the first infusion branch pipe 3 and the infusion main pipe 6.
In this embodiment, the first intercepting assembly 12 includes a first housing 121 fixedly mounted on the base plate 20 and disposed along a width direction of the base plate 20, a first stop seat 122 fixedly connected to a front end of the first housing 121 and located above the first liquid detecting element 11, a first channel 123 for passing the infusion main 6 between the front end of the first housing 121 and the first stop seat 122, a first lock tongue 124 extending from the front end of the first housing 121 and retracting into the first housing 121, a first spring 125 connected between a rear end of the first lock tongue 124 and an inner wall of a rear end of the first housing 121, and a first positioning hole (not shown in the figure) disposed on the first lock tongue 124; the middle part of the upper end of the first shell 121 is provided with a first cylinder body 126 communicated with the inside of the first cylinder body, the inside of the first cylinder body 126 is provided with a first pin column 127 penetrating upwards, a second spring 128 is connected between the middle part of the first pin column 127 and the inner wall of the top end of the first cylinder body 126, a first push-pull direct current electromagnet 129 is arranged above the first shell 121, the first push-pull direct current electromagnet 129 is electrically connected with a power supply 15 through a first relay 16, an iron core 1291 of the first push-pull direct current electromagnet 129 extends downwards and pushes the top end of the first pin column 127, the bottom end of the first pin column 127 is inserted into a first positioning hole and used for preventing the first lock tongue 124 from extending out of the front end of the first shell 121, a third spring 1210 is connected between the iron core 1291 of the first push-pull direct current electromagnet 129 and a shell 1292 of the first push-pull direct current electromagnet 129, a first bar slot 1211 is arranged on the rear side of the side wall of the upper end of the first shell 121, and the rear end of the first lock tongue 124 is fixedly connected with a first poking piece extending out of the front end 1212 of the first slot 1211.
In this embodiment, the second intercepting component 14 includes a second housing 141 fixedly mounted on the substrate 20 and disposed along the width direction of the substrate 20, a second stopping seat 142 fixedly connected to the front end of the second housing 141 and located above the second liquid detecting element 13, a second channel 143 passing through the second infusion branch 4 is disposed between the front end of the second housing 141 and the second stopping seat 142, a second lock tongue 144 capable of extending and retracting from the front end of the second housing 141 to the inside of the second housing 141 is disposed inside the second housing 141, a fourth spring 145 is connected between the front end of the second lock tongue 144 and the inner wall of the front end of the second housing 141, a second positioning hole (not shown in the drawing) is disposed on the second lock tongue 144, a second cylinder 146 communicating with the inside of the second housing, a second pin 147 extending upward is disposed inside the second cylinder 146, a fifth spring 148 is connected between the middle of the second cylinder 147 and the inner wall of the second cylinder 146, a second electromagnet 149 is disposed above the second housing 141 and is connected to the second cylinder 149, a second electromagnet is disposed on the second cylinder 149, and the second electromagnet is connected to the second cylinder 149 by a second electromagnet 1491 is disposed on the second cylinder 147, and the second electromagnet is connected to the second electromagnet is disposed on the second cylinder 147, and the second cylinder 147 is connected to the second electromagnet through the second electromagnet 1491.
In this embodiment, the wireless signal receiving module 8, the calling bell 9 and the calling lamp 10 are all disposed on the medical side, and when the first liquid detecting element 11 detects that no medicine in the infusion main tube 6 flows, the wireless signal transmitting module 7 transmits a wireless signal, and after the wireless signal receiving module 8 receives the wireless signal, the calling bell 9 is triggered to ring, and meanwhile, the calling lamp 10 is triggered to light or flash.
In this embodiment, the first infusion branch pipe 3, the second infusion branch pipe 4 and the infusion main pipe 6 all adopt hoses, so as to be convenient for arrangement.
In this embodiment, the first relay 16 and the second relay 17 are both normally open relays.
The application method of the infusion device capable of automatically switching, intercepting and calling comprises the following steps:
1. the infusion apparatus is assembled by connecting the first infusion bottle/bag 1 and the second infusion bottle/bag 2 with one end of the first infusion branch pipe 3 and one end of the second infusion branch pipe 4 respectively, and then connecting the other ends of the first infusion branch pipe 3 and the second infusion branch pipe 4 with the infusion main pipe 6 sequentially through the three-way pipe 19 and the drip cup 5.
2. The infusion apparatus is installed by first passing and clamping the main infusion tube 6 into the tube clamp 18 on the first liquid detection element 11, passing the main infusion tube 6 through the first channel 123, and passing and clamping the first branch infusion tube 3 into the tube clamp 18 on the second liquid detection element 13.
Then, the second pin 147 is manually lifted, so that the bottom end of the second pin 147 is separated from the second positioning hole, the fifth spring 148 is retracted, the iron core 1491 of the second push-pull dc electromagnet 149 is lifted, and the sixth spring 1410 is compressed.
Then, the second pulling piece 1412 is pulled backward, so that the second lock tongue 144 is retracted into the second housing 141, the fourth spring 145 is stretched, and after the second infusion branch pipe 4 passes through the second channel 143, the second pulling piece 1412 is pulled forward, so that the second lock tongue 144 extends out from the front end of the second housing 141, and the second infusion branch pipe 4 is locked between the second lock tongue 144 and the second stop seat 142, so as to block the second infusion branch pipe 4. At this time, the fourth spring 145 is compressed, the iron core 1491 of the second push-pull dc electromagnet 149 is extended downward, and the top end of the second pin 147 is pressed, so that the bottom end of the second pin 147 is inserted into the second positioning hole, the fifth spring 148 is extended, and the sixth spring 1410 is extended.
3. Infusion is performed by the first infusion bottle/bag 1 by opening a flow rate regulator (not shown) connected to the infusion main tube 6 after the needle is inserted into the vein of the patient.
4. Switching, when all the stored liquid medicine in the first infusion bottle/bag 1 is output, no liquid medicine flows through the first infusion branch pipe 3, the second liquid detection element 13 sends a signal to the second relay 17, the second relay 17 is closed, a coil (not shown in the figure) of the second push-pull direct-current electromagnet 149 is electrified, an iron core 1491 of the second push-pull direct-current electromagnet 149 is retracted to lift, the sixth spring 1410 is compressed, the fifth spring 148 is retracted, the second pin 147 is sprung to lift, the fourth spring 145 is stretched, the second lock tongue 144 is sprung to retract into the second shell 141, locking of the second infusion branch pipe 4 is released, the second infusion branch pipe 4 is conducted, and the second infusion bottle/bag 2 is switched to perform infusion, so that the function of on-line automatic switching infusion is realized, the infusion can be continuously performed without waiting and redundant operation, and the infusion efficiency is improved.
5. When all the stored liquid medicine in the second infusion bottle/bag 2 is output, no liquid medicine flows through the infusion main tube 6, the first liquid detection element 11 sends a signal to the first relay 16 on one side, the first relay 16 is closed, a coil (not shown in the figure) of the first push-pull direct-current electromagnet 129 is electrified, an iron core 1291 of the first push-pull direct-current electromagnet 129 is retracted and lifted, the third spring 1210 is compressed, the second spring 128 is retracted, the first pin 127 is sprung and lifted, the first spring 125 is stretched, the first lock tongue 124 is sprung and stretches out from the front end of the first shell 121, the infusion main tube 6 is locked between the first lock tongue 124 and the first stop seat 122, the infusion main tube 6 is blocked, blood of a blood vessel is prevented from flowing backwards through the infusion main tube 6, the function of on-line automatic cut-off is realized, a patient can safely operate under the conditions that no care is achieved, the whole course of infusion accident is avoided, and medical accidents are avoided;
The first liquid detection element 11 transmits wireless signals through the wireless signal transmitting module 7 on the other hand, after the wireless signal receiving module 8 receives the wireless signals, the wireless signal receiving module 8 triggers the calling bell 9 to ring, and simultaneously triggers the calling lamp 10 to light or flash to call medical staff, so that the on-line calling function is realized, the workload of the medical staff can be reduced, and the working efficiency is improved.
The wireless signal receiving module 8, the call bell 9 and the call lamp 10 should be disposed in the same housing, and a reset button (not shown) should be mounted on the housing, and after the medical staff presses the reset button, both the call bell 9 and the call lamp 10 are turned off.
Also, manual reset operation of both the first closure assembly 12 and the second closure assembly 14 may be accomplished by toggling the corresponding dials.
In addition, this embodiment is also applicable to infusion of three or more infusion bottles/bags, and only the corresponding number of liquid detection elements, cut-off components and relays are required to be added, and the capacity of the power supply 15 is increased, so that the corresponding structure, connection relationship, position relationship and matching relationship and use method are equivalent, and are not repeated here.
Typically, one patient infuses no more than four infusion bottles/bags at a time.
Example two
Referring to fig. 6, in this embodiment, a hanging tab 21 is mounted on the top end of the base plate 20 for hanging on a hook (not shown) having a certain height from the ground, thereby enabling hanging of the whole infusion device, and in addition, a cannula 22 is mounted on the bottom end of the base plate 20 for insertion on the top end of a pole (not shown) provided on the ground, thereby enabling landing of the whole infusion device.
Whether the hanging arrangement or the landing arrangement is selected according to specific use needs, and the hanging arrangement or the landing arrangement is not limited herein.
Other components and structures of the present embodiment are the same as those of the first embodiment, and the working manner or the use method of the present embodiment is the same as that of the first embodiment, and will not be described herein.
Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.
Therefore, the above description is not intended to limit the scope of the application, but rather should be construed in view of the appended claims.
Claims (7)
1. The infusion device capable of automatically switching, intercepting and calling is arranged on a patient side and comprises a first infusion bottle/bag and a second infusion bottle/bag which are stored with liquid medicine, a wireless calling device and a substrate, wherein the first infusion bottle/bag and the second infusion bottle/bag are respectively and correspondingly connected with a first infusion branch pipe and a second infusion branch pipe, the front ends of the first infusion branch pipe and the second infusion branch pipe are converged at one position and are connected with an infusion main pipe after dripping a kettle, the wireless calling device comprises a wireless signal transmitting module, a wireless signal receiving module, a calling bell and a calling lamp, and is characterized in that a first liquid detecting element, a first intercepting component, a second liquid detecting element, a second intercepting component, a power supply, a first relay and a second relay are respectively arranged on the substrate;
The first intercepting component comprises a first shell fixedly arranged on the base plate and arranged along the width direction of the base plate, wherein the front end of the first shell is fixedly connected with a first stop seat positioned above the first liquid detection element, a first channel for the main infusion pipe to pass through is arranged between the front end of the first shell and the first stop seat, a first lock tongue which can extend from the front end of the first shell and retract to the inside of the first shell is arranged in the first shell, a first spring is connected between the rear end of the first lock tongue and the inner wall of the rear end of the first shell, a first positioning hole is formed in the first lock tongue, a first cylinder body which is communicated with the inside of the first shell is arranged in the middle of the upper end of the first shell, and a second spring is connected between the middle of the first cylinder body and the inner wall of the top end of the first cylinder body;
The second intercepting component comprises a second shell fixedly arranged on the base plate and arranged along the width direction of the base plate, a second stop seat fixedly connected with the front end of the second shell and located above the second liquid detecting element, a second channel for the second infusion branch tube to pass through is arranged between the front end of the second shell and the second stop seat, a second lock tongue capable of extending out of the front end of the second shell and retracting back to the inside of the second shell is arranged in the second shell, a fourth spring is connected between the front end of the second lock tongue and the inner wall of the front end of the second shell, a second positioning hole is formed in the second lock tongue, a second cylinder body communicated with the inside of the second shell is arranged in the middle of the upper end of the second shell, a fifth spring is arranged between the middle of the second pin body and the inner wall of the top end of the second cylinder body, a second push-pull direct-current electromagnet is arranged above the second shell, the second push-pull electromagnet is connected with an iron core through the second spring, and the second push-pull electromagnet is connected with the second lock tongue, and the second push-pull electromagnet is connected with the top end of the second cylinder body through the second spring, and the second push-pull electromagnet is connected with the second iron core through the second push-pull electromagnet, and the second electromagnet is connected with the top end of the second lock tongue, and the second electromagnet is connected with the second push-pull electromagnet is connected with the top end of the second electromagnet.
2. The automatic switching, intercepting and calling infusion device according to claim 1, wherein the first liquid detection element and the second liquid detection element are non-contact pipeline liquid level sensors, and the first liquid detection element and the second liquid detection element are fixedly installed on one side of the bottom and the upper portion of the base plate respectively.
3. The automatic switching, intercepting and calling infusion device according to claim 2, wherein two non-contact type pipeline liquid level sensors are fixedly connected with pipe clamps for correspondingly fixing the first infusion branch pipe and the infusion main pipe.
4. The device for automatically switching, intercepting and calling the infusion device according to claim 1, wherein the wireless signal receiving module, the calling bell and the calling lamp are arranged on the medical side, when the first liquid detecting element detects that no medicine in the infusion main tube flows through, the wireless signal transmitting module transmits wireless signals, and the wireless signal receiving module triggers the calling bell after receiving the wireless signals and simultaneously triggers the calling lamp to light or flash.
5. The automatic switching, intercepting and calling infusion device according to claim 1, wherein the first infusion branch pipe, the second infusion branch pipe and the infusion main pipe are all flexible pipes.
6. The automatic switching, intercepting and calling infusion device according to claim 1, wherein the first relay and the second relay are normally open relays.
7. The automatic switching, intercepting and calling infusion device according to claim 1, wherein a hanging lug is arranged at the top end of the base plate and used for being hung on a hook with a certain height from the ground, and a cannula is arranged at the bottom end of the base plate and used for being inserted into the top end of a vertical rod arranged on the ground.
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| CN202310052636.XA CN117281976B (en) | 2023-02-02 | 2023-02-02 | Infusion device capable of automatically switching, intercepting and calling and application method thereof |
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| CN219110436U (en) * | 2023-02-02 | 2023-06-02 | 安徽蓝新创新技术有限公司 | Infusion device capable of automatically switching, intercepting and calling |
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| EP1782852A1 (en) * | 2005-11-04 | 2007-05-09 | F.Hoffmann-La Roche Ag | Device for automatic delivery of a liquid medicament into the body of a patient |
| CN203060451U (en) * | 2013-03-06 | 2013-07-17 | 熊小平 | Transfusion control calling system |
| CN103893854A (en) * | 2014-03-12 | 2014-07-02 | 西安理工大学 | Automatic multiple bottle/bag switching device |
| CN110743059B (en) * | 2019-10-30 | 2021-07-02 | 四川大学华西第四医院 | Auxiliary control device for automatic switching of ICU pipeline and stop of infusion |
| CN113730724A (en) * | 2021-10-18 | 2021-12-03 | 钱新苗 | Safety calling device for transfusion |
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| CN219110436U (en) * | 2023-02-02 | 2023-06-02 | 安徽蓝新创新技术有限公司 | Infusion device capable of automatically switching, intercepting and calling |
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