CN108355196B

CN108355196B - Infusion device for field operation frigid zone

Info

Publication number: CN108355196B
Application number: CN201810272023.6A
Authority: CN
Inventors: 曾冬梅; 孙溦; 王钰姝; 齐君; 游晴; 张芳利
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2018-03-29
Filing date: 2018-03-29
Publication date: 2023-09-26
Anticipated expiration: 2038-03-29
Also published as: CN108355196A

Abstract

The application discloses an infusion device for a field operation frigid zone, which is applied to the field of field medical facilities and comprises a pressurizing air bag with a barometer, an inflating device communicated with the pressurizing air bag and a heating device connected with an infusion tube. Under the environment of a cold zone of field operations, the traditional infusion device does not have a pressurizing or heating function, so that infusion discomfort or incapability of infusion can be caused. When the infusion bag is placed beside a wounded person, the controllable heating and pressurizing can be performed, so that the wounded person can be treated in time, valuable rescuing time is striven for, the comfort level of the wounded person in treatment is improved, and the trouble of medical staff is reduced.

Description

Infusion device for field operation frigid zone

Technical Field

The application belongs to the field of field medical facilities, and particularly relates to an infusion device for a field operation frigid zone area.

Background

Under the condition of field combat in the alpine region, after fighters are injured, the fighters can not wait to transfer to the treatment base, and the infusion treatment is needed to be immediately carried out on the battlefield, so that medicines such as blood or physiological saline are supplemented, and precious rescuing time is strived for injured people. Under this kind of environment, traditional infusion set has the problem: 1. the medical liquid is too cool under the condition of no heating and heat preservation device and severe cold, and is easy to cause cold and stinging after being input into the body of a patient, and even has adverse symptoms such as chills, convulsions and the like; 2. the infusion bag is hung at a proper and stable high position under the field environment without a pressurizing device, and a patient with a negative injury is transferred on the stretcher, so that the infusion bag is inconvenient and unstable due to long-term holding of the infusion bag by medical staff, and the infusion bag is placed beside a wounded without proper infusion pressure, so that the medicine cannot enter the body.

Disclosure of Invention

Therefore, the application aims to provide the infusion device for the cold zone area of the field operation, which can perform controllable heating and pressurizing when the infusion bag is placed beside the wounded, timely treat the wounded, fight for precious rescuing time, improve the comfort level of the wounded during the treatment and reduce the trouble of medical staff.

In order to achieve the above purpose, the present application provides the following technical solutions:

an infusion device for a cold zone area of field operations comprises a pressurizing air bag with a barometer, an inflating device communicated with the pressurizing air bag, and a heating device connected with an infusion tube; the pressurizing air bag is provided with a pressurizing surface for placing the infusion bag and a fastening sleeve member for fixing the infusion bag on the pressurizing surface; the barometer is provided with a monitoring module capable of acquiring barometer readings; the air charging device comprises a box body, an air charging air bag which is arranged in the box body and communicated with the pressurizing air bag through an air inlet pipe, and a touch screen which is arranged on the surface of the box body; the touch screen can set an air pressure value and is in signal communication with the monitoring module; one side of the inflatable air bag is fixed at the bottom of the box body, and the other side of the inflatable air bag is connected to the propulsion plate; the propelling plate is connected with a crank rocker mechanism arranged in the box body and performs periodical extrusion-expansion movement of the inflatable air bag under the action of the crank rocker mechanism; the crank rocker mechanism is driven by a motor; the rotation/stop of the motor is controlled by a driving module capable of receiving the touch screen instruction; the air inlet pipe is spirally connected with a one-way air inlet valve; the heating device comprises an upper shell, a lower shell and two copper plates, wherein the upper shell and the lower shell are arranged in a buckled mode, and the copper plates are arranged in the upper shell and the lower shell respectively and are connected with the heating wires in a heat conduction mode; the two copper plates are completely attached when the upper shell and the lower shell are buckled, and a groove which is used for placing the infusion tube and takes a zigzag shape is formed in the attaching surface in a penetrating way; the front end and the rear end of the groove are respectively provided with an outlet pipe orifice and an inlet pipe orifice; a temperature sensor is arranged at the outlet; the surface of the upper shell is provided with a display screen which is communicated with the temperature sensor and can display a temperature value, and a temperature control knob which is connected with a temperature control circuit in an adjustable mode; the temperature control circuit comprises a power supply, a switch, an electric heating wire and a slide rheostat which are connected in series to form a loop; the temperature control knob is in transmission connection with a sliding rod of the sliding rheostat.

Preferably, the fastening kit comprises felt belts and binding belts respectively arranged at two sides of the pressing surface; the free end of the binding belt is provided with a felt matched with the felt belt.

Preferably, the upper shell and the lower shell are connected in a buckled mode through hinges arranged on the same side, and buckles and clamping grooves which are mutually matched on the other same side and are respectively arranged on the upper side and the lower side.

Preferably, at least two supporting rods for supporting and positioning the infusion bag are vertically arranged below the pressurizing surface; at least one supporting rod for supporting and positioning the infusion bag is vertically arranged above the infusion bag.

Preferably, the power supply is a rechargeable battery.

Preferably, the compression faces and binding bands are made of a thermal insulation material.

The application has the beneficial effects that:

1. the infusion bag can not be hung at a proper and stable high position in a field environment, or when a wounded person is on a stretcher and is transferred, the infusion bag can be horizontally placed beside a wounded person for infusion by using the device, so that medicines can enter the body, a proper pressure value can be selected according to the actual requirement pressurization condition, and the infusion bag has good adjustability.

2. Under the high and cold environment of the battlefield, a proper temperature value can be regulated according to the heating condition of actual demands, the adjustable and controllable performance is realized, and the adverse symptoms such as stinging, convulsion and the like caused by the fact that excessive cool medicinal liquid is input into the body of a patient under the high and cold environment of the battlefield are avoided.

Drawings

In order to make the objects, technical solutions and advantageous effects of the present application more clear, the present application provides the following drawings for description:

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a front view of a heating device;

FIG. 3 is a top view of the lower housing;

fig. 4 is a schematic diagram of a temperature control circuit.

The figures are marked as follows: the air bag 1, the barometer 11, the pressurizing surface 12, the monitoring module 13, the felt belt 14, the binding belt 15, the felt 16, the supporting rod 17, the box body 2, the air inlet pipe 21, the air bag 22, the touch screen 23, the pushing plate 24, the crank rocker mechanism 25, the motor 26, the driving module 27, the one-way air inlet valve 28, the upper shell 3, the heating wire 31, the copper plate 32, the groove 33, the display screen 34, the temperature control knob 35, the hinge 36, the buckle 37, the clamping groove 38, the lower shell 4, the outlet pipe 41, the inlet pipe 42, the temperature sensor 43, the power supply 44, the switch 45, the slide rheostat 46, the slide rod 47, the infusion tube 100 and the infusion bag 200.

Detailed Description

Preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings.

1-3, an infusion device for a field operation frigid zone comprises a pressurizing air bag 1 with a barometer 11, an inflating device communicated with the pressurizing air bag 1, and a heating device connected with an infusion tube 100; the pressurizing air bag 1 is provided with a pressurizing surface 12 for placing the infusion bag 200 and a fastening sleeve part for fixing the infusion bag 200 on the pressurizing surface 12; the barometer 11 is provided with a monitoring module 13 which can acquire barometer readings; the air charging device comprises a box body 2, an air charging bag 22 which is arranged in the box body 2 and communicated with the pressurizing air bag 1 through an air inlet pipe 21, and a touch screen 23 which is arranged on the surface of the box body 2; the touch screen 23 can set an air pressure value and is in signal communication with the monitoring module 13; one side of the inflatable air bag 22 is fixed at the bottom of the box body 2, and the other side is connected to the propulsion plate 24; the propulsion plate 24 is connected with a crank rocker mechanism 25 arranged inside the box body 2 and performs periodical extrusion-expansion movement of the inflatable air bag 22 under the action of the crank rocker mechanism; the crank and rocker mechanism is driven by a motor 26; the rotation/stop of the motor 26 is controlled by a driving module 27 which can receive the instruction of the touch screen 23; the air inlet pipe 21 is spirally connected with a one-way air inlet valve 28; the heating device comprises an upper shell 3, a lower shell 4 which can be buckled, and two copper plates 32 which are arranged in the upper shell and connected with the electric heating wires 31 in a heat conduction way; the two copper plates 32 are completely attached when the upper shell 3 and the lower shell 4 are buckled, and a groove 33 which is used for placing the infusion tube 100 and takes a zigzag shape is formed on the attaching surface in a penetrating way; the front end and the rear end of the groove 33 are respectively provided with an outlet 41 and an inlet 42; a temperature sensor 43 is arranged at the outlet 41; the surface of the upper shell 3 is provided with a display screen 34 which is communicated with a temperature sensor 43 and can display a temperature value, and a temperature control knob 35 which is connected with a temperature control circuit in an adjustable mode; the temperature control circuit comprises a power supply 44, a switch 45, an electric heating wire 31 and a slide rheostat 46 which are connected in series to form a loop; the temperature control knob 35 is in transmission connection with a sliding rod 47 of a sliding rheostat 46.

In use, the infusion bag 200 is secured to the compression surface 12 by the fastening kit, the upper and lower housings 3, 4 are opened, the infusion tube 100 is passed through the inlet and outlet ports 42, 41 and disposed along the groove 33, and then the upper and lower housings 3, 4 are closed.

The pressurizing process comprises the following steps: according to the use requirement, inputting a required air pressure value on the touch screen 23, and obtaining a set air pressure value by the monitoring module 13 through signal intercommunication with the touch screen 23; then the touch screen 23 gives a motion instruction to the driving module 27, so that the crank rocker mechanism 25 acts, the pushing plate 24 performs periodic piston motion, and the inflatable air bag 22 performs extrusion-expansion inflation motion between the pushing plate 24 and the bottom of the box body 2, namely, the inflatable air bag 1 is inflated through the air inlet pipe 21, wherein external air is sucked by the unidirectional air inlet valve 28; at this time, the infusion bag 200 will be extruded by the pressurizing air bag 1 until the pressure value in the pressurizing air bag 1 is measured by the barometer 11 to be equal to the set pressure value, the monitoring module 13 reversely communicates the information to the touch screen 23, the touch screen 23 gives a stop instruction to the driving module 27, and the inflation is not continued, so that the constant pressure value is maintained. When the pressure in the infusion bag 200 drops after the infusion, the monitoring module 13 is activated again, and the control mode is repeated. Thereby realizing the pressurization of the transfusion device. Even if a proper and stable high position can not be found under the field environment to hang the infusion bag, or when a wounded person is on a stretcher and is transferring, the infusion bag can be horizontally placed beside the wounded person to carry out infusion by using the device, so that the medicine enters the body. The design of the touch screen 23 can select proper pressure value according to the actual requirement pressurization condition, and has good controllability.

The heating process comprises the following steps: according to the requirement, the switch 45 is closed (wherein the power supply 44, the switch 45, the slide rheostat 46 and the slide rod 47 are arranged conventionally in the art, and are not shown in the structure diagram), the temperature control knob 35 is rotated to enable the slide rod 47 to be shifted to a smaller position of the slide rheostat 46 (the transmission connection between the temperature control knob 35 and the slide rod 47 is also arranged conventionally in the art, and not described in detail), the electric heating wire 31 is enabled to generate heat rapidly, and the electric heating wire 31 transmits heat to the copper plate 32 and the groove 33 thereof, so that the heating of the liquid medicine in the infusion tube 100 is achieved. At this time, the temperature of the heated liquid medicine can be measured by the temperature sensor 43 at the pipe outlet 41, the temperature is reacted on the display screen 34, and then the temperature is regulated by the temperature control knob 35, so that a closed-loop temperature regulation monitoring system is formed, and a proper temperature value can be regulated according to the heating condition of actual demands, so that the liquid medicine has good adjustability. Avoid the bad symptoms of stinging, convulsion and the like caused by the over-cool drug liquid after being infused into the body of a patient in the environment of the high-cold field.

The unidirectional air inlet valve 28 adopted in the embodiment is spirally connected to the air inlet pipe 21, has both the unidirectional air inlet function and the air leakage function, and specifically, the unidirectional air inlet valve 28 can be screwed out when the air in the pressurized air bag 1 is required to be released to reduce the pressure.

The copper plate 32 adopted in the embodiment is used as a transition conductor of the heating wire 31 after being heated, has the excellent characteristics of fast heat transfer, uniform heating, difficult rusting and the like, and can stably transfer the unstable heat input of the heating wire 31 to the infusion tube 100.

The grooves 33 adopted in the embodiment are zigzag and can be of an N type or an S type, so that the heat conduction area of the infusion tube 100 between the copper plates 32 can be greatly increased, and a better heating and heat preservation effect is achieved.

Further, the fastening kit adopted in the present embodiment includes felt belts 14 and binding belts 15 provided on both sides of the pressing surface 12, respectively; the free end of the binding band 15 is provided with a felt 16 cooperating with the felt band 14, although other ways of securing the infusion bag 200 to the pressure surface 12 are possible.

Further, the upper casing 3 and the lower casing 4 adopted in this embodiment are connected in a snap-fit manner by the hinge 36 disposed on the same side, and the snap-fit fastener 37 and the snap-fit groove 38 disposed on the other same side, which may, of course, be other manners for realizing the snap-fit connection of the upper casing 3 and the lower casing 4.

Further, two supporting rods 17 for supporting and positioning the infusion bag 200 are vertically arranged below the pressurizing surface 12 adopted in the embodiment; a supporting rod 17 for supporting and positioning the infusion bag 200 is vertically arranged above the binding belt 15, and the three positioning supporting rods 17 can just fix the infusion bag 200 between the pressurizing surface 12 and the binding belt 15, so that the infusion bag 200 is prevented from sliding out when the stretcher transports the wounded who is infusing.

Further, the power supply 44 used in this embodiment is a rechargeable battery, where the power supply is an electric energy source for supplying heat to the heating wire, and similarly, the application omits the power supply for operating the driving motor, and also can be a rechargeable battery, so as to realize that the infusion device can be used without power supply from a socket in a field battle area in high and cold, and meanwhile, the application is rechargeable, thereby ensuring that the infusion device can be recycled and reducing pollution caused by a disposable battery.

Further, the pressurizing surface 12 and the binding belt 15 are made of heat insulating material, and the design can slow down the cooling speed of the infusion bag 200 fixed between the pressurizing surface 12 and the binding belt 15 to a certain extent.

Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the application, and that, although the application has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the application as defined by the appended claims.

Claims

1. An infusion set for field operation frigid zone areas, which is characterized in that: comprises a pressurizing air bag with a barometer, an inflating device communicated with the pressurizing air bag and a heating device connected with a transfusion tube; the pressurizing air bag is provided with a pressurizing surface for placing the infusion bag and a fastening sleeve member for fixing the infusion bag on the pressurizing surface; the barometer is provided with a monitoring module capable of acquiring barometer readings; the air charging device comprises a box body, an air charging air bag which is arranged in the box body and communicated with the pressurizing air bag through an air inlet pipe, and a touch screen which is arranged on the surface of the box body; the touch screen can set an air pressure value and is in signal communication with the monitoring module; one side of the inflatable air bag is fixed at the bottom of the box body, and the other side of the inflatable air bag is connected to the propulsion plate; the propelling plate is connected with a crank rocker mechanism arranged in the box body and performs periodical extrusion-expansion movement of the inflatable air bag under the action of the crank rocker mechanism; the crank rocker mechanism is driven by a motor; the rotation/stop of the motor is controlled by a driving module capable of receiving the touch screen instruction; the air inlet pipe is spirally connected with a one-way air inlet valve; the heating device comprises an upper shell, a lower shell and two copper plates, wherein the upper shell and the lower shell are arranged in a buckled mode, and the copper plates are arranged in the upper shell and the lower shell respectively and are connected with the heating wires in a heat conduction mode; the two copper plates are completely attached when the upper shell and the lower shell are buckled, and a groove which is used for placing the infusion tube and takes a zigzag shape is formed in the attaching surface in a penetrating way; the front end and the rear end of the groove are respectively provided with an outlet pipe orifice and an inlet pipe orifice; a temperature sensor is arranged at the outlet; the surface of the upper shell is provided with a display screen which is communicated with the temperature sensor and can display a temperature value, and a temperature control knob which is connected with a temperature control circuit in an adjustable mode; the temperature control circuit comprises a power supply, a switch, an electric heating wire and a slide rheostat which are connected in series to form a loop; the temperature control knob is in transmission connection with a sliding rod of the sliding rheostat;

the fastening sleeve comprises felt belts and binding belts which are respectively arranged at two sides of the pressing surface; the free end of the binding belt is provided with a felt matched with the felt belt;

the upper shell and the lower shell are connected in a buckled mode through hinges arranged on the same side, buckles and clamping grooves which are respectively arranged on the other same side in an up-down mode and matched with each other;

at least two supporting rods for supporting and positioning the infusion bag are vertically arranged below the pressurizing surface; at least one supporting rod for supporting and positioning the infusion bag is vertically arranged above the infusion bag.

2. An infusion device for use in a field operation frigid zone as claimed in claim 1, wherein: the power supply is a rechargeable battery.

3. An infusion device for use in a field operation frigid zone as claimed in claim 1, wherein: the pressurizing surface and the binding belt are made of heat-insulating materials.