CN112535571A - Limb warm-keeping belt - Google Patents

Abstract

The invention discloses a limb thermal insulation belt which comprises a transparent thermal insulation belt body, a control system, a temperature sensor, a heat source and a power supply, wherein the thermal insulation belt body is provided with an interlayer, a circulating pipeline is arranged in the interlayer, heat-conducting fluid flows in the circulating pipeline, the heat source is arranged in the interlayer, the temperature sensor is arranged on the inner wall of the interlayer, and the control system can control the heating power of the heat source according to the temperature fed back by the temperature sensor. The limb thermal insulation belt can be wrapped on limbs to perform local thermal insulation, has no dead angle of 360 degrees, has uniform wound heating, does not emit light, does not influence the sleep of a user, can not influence the free movement of the affected limb, has the function of automatically adjusting the temperature, can automatically alarm when being overheated or overcooled, and can display the temperature in real time by the display screen on the thermal insulation belt.

Description

Limb warm-keeping belt

Technical Field

The invention relates to the field of medical auxiliary instruments, in particular to a limb warm-keeping belt.

Background

Clinically, after the operation of a patient with severed fingers and limbs replantation or a skin-making operation, vasospasm often appears, and the stimulation of low temperature is one of common reasons for inducing the vasospasm, so that the temperature of the local wound needs to be maintained, the blood circulation is promoted, and the survival rate of the replantated limbs is increased. At present, most of the goose neck lamps are clinically used for irradiating the limb local area to keep warm, so that capillaries are expanded, blood flow is accelerated, metabolism is enhanced, and the vitality and the regeneration capacity of tissue cells are improved, thereby improving the local blood circulation, reducing the excitability of a nervous system, further improving the success rate of the replantation or the skin-making operation of the upper severed finger and the limb and promoting the postoperative recovery of a patient. But current gooseneck lamp can not accurately carry out temperature control when shining, and the irradiation distance is the time temperature can be too high, uses uncomfortably, and when far away, the temperature is crossed lowly and is unfavorable for the wound to resume. The patient can not stand up when shining at will, can lead to suffering from the side to keep away from the irradiation region because of standing up and influence and suffer from limb blood circulation, leads to suffering from limb necrosis, and the limb only can keep warm by the region that is shone in addition, and the partial unable cold-proof that keeps warm in a poor light influences and suffers from the limb and resume. Meanwhile, the gooseneck lamp has strong irradiation brightness, so that a patient is difficult to fall asleep under strong light at night, and the sleep quality of the patient is influenced.

Disclosure of Invention

The present invention is directed to at least one of the above-mentioned technical problems, and provides a limb warming belt, which can be wrapped around the limb to perform local warming, and is uniformly heated without affecting the sleep and posture of the user.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a limbs thermal insulation area, includes transparent thermal insulation area body, control system, temperature sensor, heat source and power, the thermal insulation area body has the intermediate layer, be provided with circulation pipeline in the intermediate layer, it has heat-conducting fluid to flow in the circulation pipeline, the heat source sets up in the intermediate layer, temperature sensor sets up on the intermediate layer inner wall, control system can be according to the temperature control of temperature sensor feedback the heating power of heat source, control system temperature sensor with the heat source all with power electric connection.

As an improvement of the technical scheme, a connecting piece is arranged on the interlayer, and the circulating pipeline is installed in the interlayer through the connecting piece.

As an improvement of the above technical scheme, the connecting piece is a bracket, one end of the bracket is arranged on the inner wall of the interlayer, the other end of the bracket is provided with a clamping part, and the circulating pipeline is clamped on the clamping part.

As an improvement of the technical scheme, a heat conduction assembly for promoting heat transfer and a driving pump are arranged on the circulating pipeline.

As an improvement of the above technical solution, the circulation pipeline is a corrugated pipe, the heat conducting component is a fin, the fin is arranged on an outer wall of the corrugated pipe, and the driving pump is arranged in the corrugated pipe and can promote the heat conducting fluid to flow in the corrugated pipe.

As an improvement of the technical scheme, the interlayer is filled with a heat-conducting medium.

As an improvement of the above technical solution, the heat transfer fluid is glycerol.

As an improvement of the above technical scheme, the control system comprises a single chip microcomputer, an alarm and a display screen, the display screen is arranged on the outer wall of the thermal insulation belt body, the heat source is an electric heater, the temperature sensor, the alarm and the display screen are both electrically connected with the single chip microcomputer, the power supply is a storage battery, and the electric heater and the single chip microcomputer are both electrically connected with the storage battery.

As an improvement of the technical scheme, protection pads are respectively arranged on two sides of the thermal insulation belt body in the length direction.

As the improvement of the technical scheme, the two ends of the thermal belt body are connected through magic tapes.

Compared with the prior art, the beneficial effects of this application are:

the limb thermal insulation belt can be wrapped on limbs to perform local thermal insulation, has no dead angle of 360 degrees, has uniform wound heating, does not emit light, does not influence the sleep of a user, can not influence the free movement of the affected limb, has the function of automatically adjusting the temperature, can automatically alarm when being overheated or overcooled, and can display the temperature in real time by the display screen on the thermal insulation belt. The transparent thermal insulation belt is convenient for exposing affected limbs and observing blood circulation, and patients or medical staff observe the blood circulation condition of the replanted severed limbs at any time through the thermal insulation belt, if pathological changes exist, the pathological changes can be found in time, the illness state is not delayed, and the quick recovery of the affected limbs is facilitated. Circulation line and heat-conducting medium's use ability rapid heating up reduces preheating time to in the use, temperature fluctuation is more steady, and the temperature in each region of area body is more even. The circulating pipeline adopts the bellows, can follow the area body and carry out the bending in order to laminate human curve. Meanwhile, the bracket is adopted to limit the circulating pipeline, and the phenomenon that the belt body generates heat unevenly due to displacement of the circulating pipeline cannot occur. The fins and the driving pump are used, so that the temperature in the belt body is more uniform. The protection pads on the two sides of the band body can prevent the band body from touching the wound, which is beneficial to the recovery of the wound and more comfortable in use. The two ends of the belt body are connected through the magic tapes, so that the tightness can be conveniently adjusted, and the belt can adapt to different thick and strong limbs while being comfortable and reliable to use.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the interior of an interlayer in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a connector according to an embodiment of the present invention;

FIG. 4 is a top view of an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items

As shown in fig. 1 to 4, the invention provides a limb thermal insulation belt, which comprises a transparent thermal insulation belt body 1, a control system 2, a temperature sensor 3, a heat source 4 and a power supply 5, wherein the thermal insulation belt body 1 is a transparent sealed flexible belt body and is composed of two layers of transparent materials, and an interlayer 6 is arranged between the two layers of materials. Specifically, the thermal insulation belt body 1 can be made of one of transparent and flexible materials such as silica gel and PE. A circulation pipeline 7 is arranged in the interlayer 6, and a heat transfer fluid flows in the circulation pipeline 7, preferably, the heat transfer fluid is glycerol, but water may also be used as the heat transfer fluid in other embodiments. The interlayer 6 is filled with a heat-conducting medium, the preferable heat-conducting medium can be glycerol in the heat-conducting fluid, the liquid has insulation property, the whole device is more stable in operation, the phenomenon that the heat-conducting fluid causes short circuit in operation is avoided, and the heat-conducting fluid can be air in other examples.

The heat source 4 is arranged in the interlayer 6, the temperature sensor 3 is arranged on the inner wall of the interlayer 6, the control system 2 can control the heating power of the heat source 4 according to the temperature fed back by the temperature sensor 3, and it should be noted that the control system 2 can control the heating power of the heat source 4 by adopting a closed-loop control method in the prior art. The control system 2, the temperature sensor 3 and the heat source 4 are all electrically connected with the power supply 5. Specifically, control system 2 includes singlechip 21, alarm 22 and display screen 23, display screen 23 sets up on the thermal insulation belt body 1 outer wall to can show in real time the temperature that temperature sensor 3 detected. The heat source 4 may be a conventional electric heater. The temperature sensor 3, the alarm 22 and the display screen 23 are all electrically connected with the single chip microcomputer 21. The power supply 5 is a storage battery, and the electric heater and the single chip microcomputer 21 are electrically connected with the storage battery. In other embodiments, an external power source may be used. It should be noted that the temperature sensor 3, the alarm 22, the display screen 23 and the single chip microcomputer 21 are all selected conventionally in the prior art, and only the requirement that the size is small enough to be arranged in the interlayer is met, and detailed description is omitted here.

Referring to fig. 2 and 3, a connecting piece 8 is arranged on the interlayer 6, and the circulating pipeline 7 is installed in the interlayer 6 through the connecting piece 8. Specifically, the connecting member 8 is a bracket 81, one end of the bracket 81 is disposed on the inner wall of the interlayer 6, the other end is provided with a clamping portion 82, and the circulation pipeline 7 is clamped on the clamping portion 82. In another embodiment, the connecting element 8 can also be a band which is glued to the inner wall of the intermediate layer 6 by means of an adhesive, by means of which the circulation line 7 is retained in the intermediate layer 6.

Referring to fig. 1 to 3, a heat transfer assembly 71 and a driving pump 72 for promoting heat transfer are provided on the circulation line 7.

Preferably, the circulation pipeline 7 is a corrugated pipe, and for better heat conduction, a corrugated pipe made of metal is selected. The heat conduction assembly 71 is a fin which is arranged on the outer wall of the corrugated pipe, the fin has a large surface area, heat transfer can be enhanced, and the temperature of the thermal insulation belt body 1 can be more uniform. The drive pump 72 is disposed within the bellows and is configured to facilitate the flow of the thermally conductive fluid within the bellows. In other embodiments, other tubing, such as plastic tubing, may be used, as long as it is flexible.

Referring to fig. 4, in order to prevent the belt body from touching the wound, protection pads 9 are respectively arranged on two sides of the thermal insulation belt body 1 in the length direction. The protection pad 9 is filled with cotton or sponge, and the surface of the protection pad 9 is covered with PU skin. In order to conveniently adjust the tightness, in this application, the two ends of the thermal insulation belt body 1 are connected through the magic tape 10, and it can be understood that the two ends of the thermal insulation belt body 1 can also be connected in the form of a buckle or a snap fastener.

In conclusion, the limb thermal insulation belt can be wrapped on limbs to perform local thermal insulation, no dead angle exists in 360 degrees, a wound is uniformly heated and does not emit light, the sleep of a user is not influenced, the affected limb can move freely and is not influenced, the limb thermal insulation belt has the function of automatically adjusting the temperature, an alarm can be automatically given when the affected limb is overheated or overcooled, and the display screen 23 on the thermal insulation belt can display the temperature in real time. The transparent thermal insulation belt is convenient for exposing affected limbs and observing blood circulation, and patients or medical staff observe the blood circulation condition of the replanted severed limbs at any time through the thermal insulation belt, if pathological changes exist, the pathological changes can be found in time, the illness state is not delayed, and the quick recovery of the affected limbs is facilitated. Circulation line 7 and heat-conducting medium's use ability rapid heating up reduces preheating time to in the use, temperature fluctuation is more steady, and the temperature in each region of area body is more even. Circulation pipeline 7 adopts the bellows, can follow the area body and carry out the bending in order to laminate human curve. Adopt the support to right simultaneously circulating line 7 carries on spacingly, circulating line 7 can not appear shifting and lead to the area body uneven phenomenon that generates heat. The use of fins and the drive pump 72 both enable a more uniform temperature inside the belt. The protection pads 9 on the two sides of the band body can prevent the band body from touching the wound, which is beneficial to the recovery of the wound and more comfortable in use. The area body both ends are passed through 10 connections are pasted to the magic, can conveniently adjust the elasticity, use comfortable reliable simultaneously, can also the different stout limbs of adaptation.

The above embodiments are only for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered within the technical solutions of the present invention.

Claims (10)

1. A limb thermal band, which is characterized in that: including transparent thermal insulation area body, control system, temperature sensor, heat source and power, the thermal insulation area body has the intermediate layer, be provided with the circulation pipeline in the intermediate layer, it has heat-conducting fluid to flow in the circulation pipeline, the heat source sets up in the intermediate layer, temperature sensor sets up on the intermediate layer inner wall, control system can be according to the temperature control of temperature sensor feedback the heating power of heat source, control system temperature sensor with the heat source all with power electric connection.

2. A limb warming band as claimed in claim 1 wherein said interlayer is provided with a connector through which said circulation line is mounted within said interlayer.

3. The limb warming band as claimed in claim 2, wherein the connecting member is a bracket, one end of the bracket is disposed on the inner wall of the interlayer, the other end of the bracket is disposed with a retaining part, and the circulation pipeline is retained on the retaining part.

4. A limb thermal band according to claim 3, wherein the circulation circuit is provided with a heat conducting component and a drive pump for promoting heat transfer.

5. The limb warming band of claim 4, wherein said circulation conduit is a bellows, said heat conducting member is a fin disposed on an outer wall of said bellows, said drive pump is disposed within said bellows and is capable of promoting the flow of a heat conducting fluid within said bellows.

6. A limb warming band as claimed in claim 1 wherein said interlayer is filled with a heat conducting medium.

7. The limb warming band of claim 5, wherein said heat transfer fluid is glycerol.

8. The limb thermal belt according to claim 1, wherein the control system comprises a single chip microcomputer, an alarm and a display screen, the display screen is arranged on the outer wall of the thermal belt body, the heat source is an electric heater, the temperature sensor, the alarm and the display screen are all electrically connected with the single chip microcomputer, the power source is a storage battery, and the electric heater and the single chip microcomputer are all electrically connected with the storage battery.

9. The limb warming belt according to claim 1, wherein the warming belt body is provided with a protection pad on each side in the length direction.

10. The limb warming band of claim 1, wherein the two ends of the warming band body are connected by magic tape.

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