CN121754370A - Device for heatstroke first aid and sub-low temperature treatment - Google Patents

Abstract

The invention relates to the technical field of medical emergency equipment, in particular to a device for heatstroke emergency and sub-low temperature treatment. Comprises a foldable cabin body; the composite cooling unit comprises a contact type conduction cooling module, a targeted craniocerebral cooling module and an environment convection cooling module; the intelligent monitoring and control unit is connected with the ice blanket, the ice cap and the refrigeration equipment and used for adjusting the temperatures of the ice blanket and the ice cap and the cold air output power of the refrigeration equipment. The device provided by the invention integrates the functions of cooling, monitoring and brain protection, has the advantages of high-efficiency cooperation of cooling and accurate temperature control, can have the craniocerebral protection effect, improves the treatment safety, is portable and portable, and is suitable for environments of complex and non-fixed medical facilities in the field, battlefield and the like.

Description

Device for heatstroke first aid and sub-low temperature treatment

Technical Field

The invention relates to the technical field of medical emergency equipment, in particular to a device for heatstroke emergency and sub-low temperature treatment.

Background

The heat-jet disease is a serious acute heatstroke type, and is mainly characterized by the rapid rise of core body temperature and dysfunction of the central nervous system, and is often accompanied by multi-organ injury, rapid in disease progress and extremely high in death rate. In complex environments lacking fixed medical facilities such as field operation, battlefield deployment, high-strength training and the like, timely and effective treatment of the hot-shooting wounded is important, and rapid and accurate cooling is a key measure for saving life.

The existing heatstroke cooling technology mostly adopts traditional modes such as cold water bath, ice bag cold compress and the like, and has the defects that firstly, the targeted nerve protection measures are lacked, the core damage target point of the heatstroke is the brain, but the existing technology cannot realize accurate sub-low temperature treatment on the cranium, secondly, the portability is poor, the heatstroke cooling technology is of a separated design, the integration level is low, and the heatstroke cooling technology is inconvenient to rapidly deploy and use in complex environments such as the field, the battlefield and the like.

Therefore, developing an integrated, portable heatstroke emergency cooling device with a neuroprotection function becomes an urgent need for solving the pain point in the prior art.

Disclosure of Invention

Aiming at the problems of lack of neuroprotection and poor portability in the existing heatstroke cooling treatment technology, the invention provides a device for heatstroke first aid and sub-low temperature treatment, which realizes efficient collaborative cooling, accurate target management, craniocerebral protection, is highly integrated and portable, and is suitable for environments of complex non-fixed medical facilities.

The invention provides a device for heatstroke emergency treatment and sub-low temperature treatment, which comprises:

the cabin body is of a foldable structure, and a cabin door is arranged on the cabin body;

the composite cooling unit comprises a contact type conduction cooling module, a target craniocerebral cooling module and an environment convection cooling module, wherein the contact type conduction cooling module is an ice blanket arranged at the bottom of the cabin body, the target craniocerebral cooling module is an ice cap which is arranged in the cabin body and is matched with the head area of the wounded, and the environment convection cooling module comprises a cold air inlet arranged at the top end of the cabin body, an air outlet at the bottom of the cabin body and refrigerating equipment connected with the cold air inlet;

And the intelligent monitoring and control unit is connected with the ice blanket, the ice cap and the refrigerating equipment and used for adjusting the temperature of the ice blanket and the ice cap and the cold air output power of the refrigerating equipment.

Further, the intelligent monitoring and control unit comprises a vital sign monitoring module, a central controller and a display terminal;

The vital sign monitoring module is arranged in the cabin and used for monitoring the body temperature, heart rate, respiratory rate and blood oxygen saturation of a wounded person in real time;

The central controller and the display terminal are arranged outside the cabin body or integrated on the refrigerating equipment, and the central controller is connected with the vital sign monitoring module, the ice blanket, the ice cap and the refrigerating equipment.

Further, the intelligent monitoring and control unit further comprises a data recording and alarming system, wherein the data recording and alarming system is connected with the central controller, and the data recording and alarming system is provided with an audible and visual alarming module.

Further, a refrigerant circulation pipeline is arranged in the ice blanket, and the refrigerant circulation pipeline is connected with the refrigeration equipment.

Further, a cooling component is arranged in the ice cap, and the cooling component adopts a semiconductor cooling element connected with the central controller or a refrigerant circulating pipeline connected with the refrigeration equipment.

Further, the cabin body is made of transparent materials, is of a folding tent structure, and is connected with the cabin body through a zipper or a magic tape.

Further, a plurality of air outlets are uniformly distributed on the periphery of the bottom of the cabin body.

Further, an air filtering device is arranged at the cold air inlet, and a dust screen is arranged at the air outlet.

Further, the control filtering device is detachably connected with the cold air inlet.

Further, a treatment opening is formed in the side wall of the cabin body, a treatment door curtain is arranged at the treatment opening, and the treatment door curtain is connected with the treatment opening through a zipper.

In summary, compared with the prior art, the invention has the following advantages:

The composite cooling unit combines three physical cooling ways of conduction, convection and targeting to form a multi-dimensional heat exchange network, compared with the traditional single cooling way, the cooling rate and efficiency are obviously improved, the core body temperature of the wounded can be reduced to a safe range in a short time, and precious time is striven for saving life.

The ice cap is arranged in the cabin body, so that regional sublow-temperature treatment of cranium and brain can be realized, the brain metabolism rate can be obviously reduced, cerebral edema and nerve injury can be lightened, and the prognosis effect of wounded can be improved.

The cabin body provided by the invention adopts a foldable structure, integrates three core functions of cooling, monitoring and brain protection into a portable system, can be rapidly unfolded and stored, is convenient for transportation and deployment, is particularly suitable for complex environments lacking fixed medical facilities such as the field, battlefield and training field, and realizes rapid response of 'cabin to treatment'.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the apparatus in embodiment 1 of the present invention;

FIG. 2 is a schematic diagram of the apparatus in embodiment 2 of the present invention;

Fig. 3 is a schematic structural view of an air filtering device in embodiment 2 of the present invention.

The reference numerals indicate 1-cabin body, 101-cabin door, 102-cold air inlet, 103-air outlet, 104-treatment port, 105-treatment door curtain, 2-ice blanket, 201-refrigerant circulation pipeline, 3-ice cap, 4-refrigeration equipment, 401-air supply pipeline, 5-display terminal, 6-vital sign monitoring module, 7-air filter device, 701-air inlet, 702-air outlet, 703-primary filter layer, 704-active oxygen sterilization layer and 705-HEPA filter layer.

Detailed Description

The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "coupled," and "connected" are used in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intermediate medium, or may be in communication with the interior of two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Example 1

The device for heatstroke first aid and sub-low temperature treatment is shown in fig. 1, and comprises a cabin body 1, a composite cooling unit and an intelligent monitoring and control unit, and comprises the following specific contents:

The cabin body 1 adopts a transparent tent structure capable of being rapidly unfolded and stored, and is made of a high-strength flexible polyvinyl chloride transparent film, so that the material has good transparency and tear resistance, can ensure that medical staff can observe wounded states without dead angles at 360 degrees, and particularly can ensure facial expression, pupils, convulsion, vomiting and other nerve function changes. The folding structure of the cabin 1 is conventional in the art, for example, a tent structure disclosed in CN201495831U may be used. One end of the cabin body 1 is provided with a cabin door 101, and the edge of the cabin door 101 is connected with the cabin body 1 by adopting a waterproof sealing zipper, so that the wounded can conveniently move in and out, and the tightness of the cooling environment in the cabin can be ensured.

The composite cooling unit comprises a contact conduction cooling module, a targeted craniocerebral cooling module and an environment convection cooling module:

The contact type conduction cooling module adopts a temperature-controllable ice blanket 2, a refrigerant circulation pipeline 201 is coiled in the ice blanket 2, refrigerant is filled in the pipeline, two ends of the refrigerant circulation pipeline 201 penetrate through the side wall of the cabin body 1 and are connected with external refrigeration equipment 4, and the target temperature can be set, so that continuous and uniform conduction cooling of the back of a wounded person is realized;

The targeted craniocerebral cooling module adopts a temperature-controllable ice cap 3 which is matched with the head area of the wounded, a cooling component is arranged in the ice cap 3, and the cooling component can adopt a semiconductor cooling element connected with a central controller or a refrigerant circulation pipeline connected with a refrigeration device 4. The inner layer of the ice cap 3 is made of flexible silica gel, is attached to the outline of the head, can set the temperature, and realizes the independent and accurate sub-low temperature treatment of the cranium;

the ice cap 3 can be directly placed on the ice blanket 2, can be adhered to the upper surface of the ice blanket 2 through the magic tape, or is directly and fixedly connected with the ice blanket 2;

The environment convection cooling module comprises a cold air inlet 102 arranged at the top end of the cabin body 1, an air outlet 103 arranged at the bottom of the cabin body 1 and a refrigerating device 4 connected with the cold air inlet 102, wherein the refrigerating device 4 in the embodiment adopts an air cooling and water cooling integrated machine in the prior art, cold air and a refrigerant can be simultaneously output, a refrigerant outlet, a refrigerant inlet and a cold air outlet are arranged on the side wall of the device, an air supply pipeline 401 is arranged at the cold air outlet, the cold air inlet 102 arranged at the top end of the cabin body 1 is connected with the refrigerating device 4 through the air supply pipeline 401, the air outlet temperature and the air quantity of the refrigerating device 4 are adjustable, a plurality of air outlets 103 are uniformly arranged at the periphery of the bottom of the cabin body 1, the refrigerating device 4 continuously pumps cooled dry air into the cabin to form a cold air circulation from top to bottom, and takes away the ambient heat of the surface of an wounded person and the cabin in a convection mode, and the ice cap 3 form a composite cooling mode of conduction + convection + targeting.

The intelligent monitoring and control unit comprises a vital sign monitoring module 6, a central controller, a display terminal 5 and a data recording and alarming system.

The vital sign monitoring module 6 can adopt a contact type or non-contact type multi-parameter biological sensor, in this embodiment, the vital sign monitoring module 6 is arranged on the inner wall of the cabin body 1 near the chest or the head, and is integrated with a body temperature sensor, a heart rate sensor, a respiratory rate sensor, a blood oxygen sensor and other sensors for monitoring the core body temperature, heart rate, respiratory rate, blood oxygen saturation and other key physiological parameters of the wounded, and the vital sign monitoring module 6 adopts a noninvasive design, so that the wounded is prevented from being additionally damaged;

The central controller and the display terminal 5 are integrated on a control panel of the refrigeration equipment 4, the central controller adopts STM32 series single-chip microcomputer as a core control chip, a PID temperature control algorithm is built in, physiological parameters collected by the vital sign monitoring module 6 are transmitted to the central controller in a wireless Bluetooth module or wired mode, the central controller displays the data on the display terminal 5 in real time, the display terminal 5 adopts a touch display screen, and medical staff can set the body temperature of a target wounded person and alarm threshold values of all the parameters through the display screen;

The data recording and alarming system is connected with the central controller, can record vital sign data in the whole treatment process, and allows a user to set alarming threshold values of various parameters. The medical care instrument is provided with an audible and visual alarm module, and when abnormal parameters are monitored, such as too fast body temperature drop, arrhythmia and blood oxygen insufficiency, the central controller immediately drives the audible and visual alarm module to send out audible and visual alarm, so that medical care personnel are reminded of timely treatment.

The application method of the device provided by the embodiment is as follows:

After the device is transported to a heatstroke wounded person rescue site, medical staff rapidly unfolds the cabin body 1, ensures that the cabin body 1 is stably placed, moves the heatstroke wounded person onto the ice blanket 2 in the cabin, and wears the ice cap 3 for the heatstroke wounded person. The door 101 is closed. The cold air inlet 102 and the refrigerant circulation pipeline 201 are connected with the refrigerating equipment 4, the system is started, and the refrigerating equipment 4 starts to convey cold air into the cabin to form circulating air flow. The medical staff sets the target core body temperature (such as 39 ℃) and alarm threshold of each parameter through the display terminal 5. The system starts to work, the vital sign monitoring module 6 continuously monitors parameters such as the body temperature, the heart rate, the respiratory rate, the blood oxygen saturation and the like of the wounded, and transmits data to the central controller in real time, and the central controller automatically adjusts the refrigeration temperature of the ice blanket 2, the refrigeration temperature of the ice cap 3, the air outlet temperature and the air quantity according to the difference value between the real-time core body temperature and the target body temperature, so that closed loop feedback temperature control is realized until the core body temperature of the wounded is stably reduced to the target range and maintained. In the process, medical staff can continuously observe facial expression, pupil change, convulsion, emesis and other nerve function states of wounded through the transparent bulkhead, and simultaneously view vital sign data on the display terminal 5 in real time, and the system automatically records all physiological parameters in the whole treatment process.

If abnormal parameters (such as too fast temperature drop, arrhythmia and blood oxygen deficiency) are monitored, the system immediately gives out an audible and visual alarm, medical staff needs to timely open the cabin door 101 to conduct targeted treatment on the wounded, and after the treatment is completed, the door curtain is closed, and monitoring and treatment are continued until the wounded is stable in state of illness.

Example 2

As shown in fig. 2, the technical solution in this embodiment is basically the same as that in embodiment 1, except that a treatment port 104 and an air filtering device 7 are added in this embodiment, and the specific contents are as follows:

The treatment opening 104 is arranged at the position of the side wall of the cabin body 1, which is close to the upper limb of the wounded, the treatment opening 104 is provided with the treatment door curtain 105, the top and two sides of the treatment door curtain 105 are connected with the treatment opening 104 through zippers, the bottom of the treatment door curtain 105 is fixedly connected with the treatment opening 104, and the treatment door curtain 105 is folded downwards and opened, so that the medical staff is not influenced to extend hands to carry out necessary medical operations such as venipuncture, disease examination and the like.

An air filtering device 7 is arranged at the cold air inlet 102, and two ends of the air filtering device 7 are detachably connected with the cold air inlet 102 and the air supply pipeline 401. As shown in fig. 3, two ends of the air filtering device 7 are respectively provided with an air inlet 701 and an air outlet 702, and the air inlet 701 and the air outlet 702 are respectively connected with the air supply pipeline 401 and the cold air inlet 102 through threads. The inside of the air filtering device 7 is provided with a primary filter layer 703, an active oxygen sterilization layer 704 and a HEPA filter layer 705 from top to bottom in sequence, and the primary filter layer, the active oxygen sterilization layer 704 and the HEPA filter layer 705 are used for filtering cold air entering the cabin body 1.

The air filtering device 7 can perform multistage filtration on cold air pumped into the cabin by the refrigerating equipment 4, the primary filter layer 703 intercepts sand, fallen leaves, hair and other large particle impurities in the air, the active oxygen sterilizing layer 704 can kill bacteria, fungi and other pathogenic microorganisms in the air, the HEPA filter layer 705 filters fine dust and aerosol with the diameter of more than 0.3 mu m, and the dirty air is prevented from entering the cabin body 1 and then contacting the wound on the surface of a wounded person or being inhaled by the wounded person, so that the risk of secondary infection is reduced, and the air filtering device is particularly suitable for wounded persons with heatstroke and skin damage and consciousness disturbance.

And a dust screen is installed at the air outlet 103. After the cold air in the cabin body 1 circulates from top to bottom, the cold air is discharged through the bottom air outlet 103, and the dust screen can intercept dust, mosquitoes, small stones and other foreign matters in the external environment, so that the dust, the mosquitoes, the small stones and other foreign matters can be prevented from flowing back into the cabin body 1 along with the air flow, the treatment environment in the cabin is polluted, and the secondary injury caused by the contact of the foreign matters with wounded persons is prevented.

In summary, the device provided by the invention has the following remarkable beneficial effects:

1. The efficient synergistic cooling combines three physical cooling ways of conduction, convection and targeting to form a multi-dimensional heat exchange network, compared with a single cooling way, the cooling rate and the cooling efficiency are remarkably improved, the core body temperature of the wounded can be reduced to a safe range in a short time, and precious time is strived for saving life.

2. The accurate target management is realized by monitoring the core body temperature of the wounded in real time through the vital sign monitoring module and feeding back the data to the central controller, and the central controller automatically or manually adjusts the working parameters of each cooling module, thereby realizing accurate temperature control from empirical cooling to data driving and effectively avoiding the problem that the curing effect is affected by insufficient cooling or the iatrogenic low-temperature damage is caused by excessive cooling.

3. Outstanding neuroprotection: the design of the special temperature-controllable ice cap can directly aim at the most central injury target point of the heat shooting disease, namely the brain, so that regional craniocerebral sub-low temperature treatment is realized, and compared with the traditional single cooling technology, the targeted craniocerebral sub-low temperature treatment of the device can more accurately realize neuroprotection, can obviously reduce brain metabolic rate, lighten cerebral edema and nerve injury, and improve the prognosis effect of wounded.

4. On one hand, the transparent dry cooling environment completely avoids the risks of aspiration and asphyxia caused by the traditional cold water bath, on the other hand, the transparent cabin is convenient for medical staff to continuously observe the nerve function state of wounded in 360 degrees, and the real-time monitoring of vital signs is combined, so that complications can be discovered and treated early, and the treatment safety is greatly improved.

5. The system is highly integrated and portable, integrates three core functions of cooling, monitoring and brain protection into a portable system, can be rapidly unfolded and stored, is convenient for transportation and deployment, is particularly suitable for complex environments lacking fixed medical facilities such as the field, battlefield and training field, and realizes rapid response of 'cabin-to-treatment'.

It should be noted that the above embodiments are merely for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present invention.

Claims (10)

1. A device for heatstroke emergency treatment and hypothermia therapy, characterized in that it comprises: The cabin is a foldable structure and has a door. The composite cooling unit includes a contact conduction cooling module, a targeted cranial cooling module, and an environmental convection cooling module. The contact conduction cooling module is an ice blanket built into the bottom of the cabin. The targeted cranial cooling module is an ice cap built into the cabin and adapted to the head area of the injured person. The environmental convection cooling module includes a cold air inlet located at the top of the cabin, an air outlet at the bottom of the cabin, and a refrigeration device connected to the cold air inlet. An intelligent monitoring and control unit is connected to the ice blanket, the ice cap, and the refrigeration equipment, and is used to adjust the temperature of the ice blanket and the ice cap, as well as the cold air output power of the refrigeration equipment. 2. The device according to claim 1, wherein the intelligent monitoring and control unit comprises a vital signs monitoring module, a central controller, and a display terminal; The vital signs monitoring module is installed inside the cabin and is used to monitor the injured person's body temperature, heart rate, respiratory rate, and blood oxygen saturation in real time. The central controller and the display terminal are located outside the cabin or integrated into the refrigeration equipment. The central controller is connected to the vital signs monitoring module, the ice blanket, the ice cap, and the refrigeration equipment. 3. The device according to claim 2, wherein the intelligent monitoring and control unit further includes a data recording and alarm system, the data recording and alarm system being connected to the central controller, and the data recording and alarm system being equipped with an audible and visual alarm module. 4. The device according to claim 1, wherein the ice blanket is provided with a refrigerant circulation pipeline, and the refrigerant circulation pipeline is connected to the refrigeration equipment. 5. The device according to claim 2, wherein the ice cap is provided with a cooling component, the cooling component being a semiconductor cooling element connected to the central controller or a refrigerant circulation pipeline connected to the refrigeration equipment. 6. The device according to claim 1, wherein the cabin is made of a transparent material; the cabin has a folding tent-like structure; and the cabin door is connected to the cabin by a zipper or Velcro. 7. The device according to claim 1, wherein a plurality of air outlets are evenly distributed around the bottom of the chamber. 8. The device according to claim 1, wherein an air filter is provided at the cold air inlet and a dustproof net is provided at the air outlet. 9. The apparatus according to claim 8, wherein the air filtration device is detachably connected to the cold air inlet. 10. The device according to claim 1, characterized in that a treatment port is provided on the side wall of the cabin, and a treatment curtain is provided at the treatment port, the treatment curtain being connected to the treatment port by a zipper.