A device that continuously and accurately assesses the effectiveness of chest compressions

Abstract

The utility model discloses a device for continuously and accurately evaluating the effect of chest compression, characterized in that it includes an infrared detection body for attaching to the carotid artery, a digital, sound and light signal display, and a circuit and signal processing system, the infrared detection body is provided with an inner surface, the digital, sound and light signal display is connected with the circuit and signal processing system, the circuit and signal processing system is arranged in the infrared detection body, and includes an infrared generator, an infrared receiving controller, an infrared communication module, a digital signal processor, and a signal and data storage device, the infrared generator is connected with a plurality of infrared emitting ports, the input end of the infrared receiving controller is connected with an infrared receiving window, the infrared receiving controller is connected with the digital signal processor through the infrared communication module, and the digital signal processor is connected with the signal and data storage device. The utility model is easy to operate and has good stability.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, and more specifically to a device for continuously and accurately evaluating the effect of chest compression. Background Art

[0002] At present, the chest compression depth for adults is unified as 5-6 cm in medicine. Whether the compression depth is consistent for different body types of the same race, how to monitor whether different compression depths produce effective blood flow. From various guidelines, it can be known that the compression effect is appropriate when the carotid artery pulsation can be touched, so the compression depth should be individualized. For this reason, it is necessary to further improve the existing technology. Summary of the invention

[0003] The purpose of the utility model is to solve the deficiencies of the prior art and to provide a stable, reliable, easy-to-operate device for continuously and accurately evaluating the effect of chest compressions.

[0004] The utility model adopts the following technical solutions to achieve the above-mentioned purpose: a device for continuously and accurately evaluating the effect of chest compression, characterized in that it includes an infrared detection body for attaching to the carotid artery, a digital, sound and light signal display and a circuit and signal processing system, and the infrared detection body is provided with an inner surface.

[0005] The digital and sound-light signal display is connected with the circuit and signal processing system. The circuit and signal processing system are arranged in the infrared detection body, including an infrared generator, an infrared receiving controller, an infrared communication module, a digital signal processor, and a signal and data storage device. The infrared generator is connected with a plurality of infrared transmitting ports. The infrared generated by the infrared generator is transmitted to the carotid artery through the infrared transmitting port to detect changes in the blood flow and hemoglobin content of the carotid artery. The input end of the infrared receiving controller is connected with an infrared receiving window. The infrared receiving controller is connected with the digital signal processor through the infrared communication module. The digital signal processor is connected with the signal and data storage device. The infrared feedback signal received by the infrared receiving window is converted into an electrical signal through the infrared communication module. The signal and data storage device compare the signal and the normal value through the digital signal processor to calculate the blood flow value and the blood oxygen saturation. The blood flow value reaches 10% of the normal value, and the display number is 10. By analogy, the blood flow value reaches 60 as the compression target, and the compression depth is adjusted by comparing it with the blood oxygen saturation.

[0006] As a further explanation of the above scheme, the infrared generator is connected to an emission port 1 with an infrared wavelength of 660nm, an emission port 2 with an infrared wavelength of 940nm, and emission ports 3 and 4 with infrared wavelengths of 800-900nm. Emission ports 1, 2, 3 and 4 are arranged on the inner surface of the infrared detection body.

[0007] Furthermore, a digital, sound and light signal display is arranged on the back of the infrared detection body, and the infrared detection body detects the carotid artery blood flow velocity and skin blood oxygen saturation to adjust the depth of chest compression and monitor the compression effect.

[0008] Furthermore, the digital, sound and light signal display is provided with a skin blood oxygen saturation display window and a carotid artery blood flow display window.

[0009] Furthermore, the digital signal processor adopts an IR driver chip for infrared signal transmission and reception, and the model of the IR driver chip is IR2153STRPBF.

[0010] Furthermore, a battery is provided in the infrared detection body, and the battery provides power for the digital, sound and light signal display and the circuit and signal processing system.

[0011] Furthermore, the inner surface is provided with emission windows corresponding to emission port one, emission port two, emission port three and emission port four.

[0012] The beneficial effects that can be achieved by the utility model by adopting the above technical solution are:

[0013] The utility model adopts a device for evaluating the effect of chest compression, which is mainly composed of an infrared generator, an infrared receiving controller, an infrared communication module, a digital signal processor, and a signal and data storage device. The infrared generator is connected to a plurality of infrared emission ports. It is attached to the carotid artery to detect the blood flow of the carotid artery and the skin blood oxygen saturation to monitor whether the compression produces effective blood flow, so as to adjust the compression depth in real time and monitor the compression effect, thereby realizing individualized compression to achieve high-quality compression. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front structural schematic diagram of the utility model.

[0015] Figure 2 It is a schematic diagram of the inner veneer structure of the utility model.

[0016] Figure 3 It is the principle diagram of the utility model.

[0017] Explanation of the reference numerals: 1. Infrared detection body 2. Digital, sound and light signal display 2-1. Skin blood oxygen saturation display window 2-2. Carotid artery blood flow display window 3. Infrared generator 3-1. Transmitting port one 3-2. Transmitting port two 3-3. Transmitting port three 3-4. Transmitting port four 4. Infrared receiving controller 5. Infrared communication module 6. Digital signal processor 7. Signal and data storage device 8. Transmitting window 9. Infrared receiving window 10. Battery. DETAILED DESCRIPTION

[0018] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and cannot be understood as limiting the specific protection scope of the present invention.

[0019] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, "at least" means one or more, unless otherwise clearly and specifically defined.

[0020] In the present invention, unless otherwise specified and limited, the terms "assembly", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can also be a mechanical connection; it can be directly connected, or it can be connected through an intermediate medium, or the two elements can be internally connected. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the utility model, unless otherwise specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "below" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the horizontal height of the first feature is higher than the height of the second feature. A first feature being "above", "below" and "below" a second feature includes that the first feature is directly below or obliquely below the second feature, or simply means that the horizontal height of the first feature is lower than the second feature.

[0022] The following is a further description of the specific implementation of the utility model in conjunction with the drawings of the specification, so that the technical solution and its beneficial effects of the utility model are clearer and more explicit. The following description of the embodiments with reference to the drawings is exemplary and intended to explain the utility model, and cannot be understood as limiting the utility model.

[0023] like Figure 1-Figure 3As shown, the utility model is a device for continuously and accurately evaluating the effect of chest compression, comprising an infrared detection body 1 for attaching to the carotid artery, a digital, sound and light signal display 2 and a circuit and signal processing system, the infrared detection body 1 is provided with an inner surface 1-1, the digital, sound and light signal display 2 is connected to the circuit and signal processing system, the circuit and signal processing system are arranged in the infrared detection body 1, and include an infrared generator 3, an infrared receiving controller 4, an infrared communication module 5, a digital signal processor 6, a signal and data storage 7, the infrared generator is connected to a plurality of infrared transmitting ports, in this embodiment, the infrared generator is connected to four transmitting ports, namely, a transmitting port 1 3-1 with an infrared wavelength of 660nm, a transmitting port 2 3-2 with an infrared wavelength of 940nm, and a transmitting port 3 3-3 and a transmitting port 4 3-4 with infrared wavelengths of 800-900nm, and the transmitting ports 1, 2, 3 and 4 are arranged on the inner surface of the infrared detection body. Correspondingly, the inner surface is provided with an emission window 8 corresponding to the emission port 1, emission port 2, emission port 3, and emission port 4. The infrared generated by the infrared generator is emitted to the carotid artery through the infrared emission port to detect changes in the blood flow and hemoglobin content of the carotid artery. The input end of the infrared receiving controller is connected to the infrared receiving window 9. The infrared receiving controller is connected to the digital signal processor through the infrared communication module. The digital signal processor is connected to the signal and data storage device. The infrared feedback signal received by the infrared receiving window is converted into an electrical signal through the infrared communication module. The digital signal processor is compared with the normal value of the signal and data storage device to calculate the blood flow value and blood oxygen saturation. The blood flow value reaches 10% of the normal value, and the display number is 10. By analogy, the blood flow value reaches 60 as the pressing target, and the pressing depth is adjusted by comparing it with the blood oxygen saturation.

[0024] In this embodiment, the digital, sound and light signal display is arranged on the back of the infrared detection body, and the infrared detection body detects the carotid blood flow velocity and the skin blood oxygen saturation to adjust the depth of chest compression and monitor the effect of compression. The digital, sound and light signal display 2 is provided with a skin blood oxygen saturation display window 2-1 and a carotid blood flow display window 2-2. The digital signal processor adopts an IR driver chip for infrared signal transmission and reception. The model of the IR driver chip is IR2153STRPBF. Since the application of the IR driver chip is relatively mature, the peripheral circuit of the IR driver chip will not be described here. A battery 10 is arranged in the infrared detection body, and the battery provides power for the digital, sound and light signal display and the circuit and signal processing system.

[0025] Compared with the prior art, the utility model detects carotid artery blood flow and skin blood oxygen saturation through an infrared detection detector attached to the carotid artery to monitor whether compression produces effective blood flow, thereby adjusting the compression depth and monitoring the compression effect.

[0026] The above is only a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several modifications and improvements without departing from the inventive concept of the present invention, and these modifications and improvements all fall within the protection scope of the present invention.

Claims

1. A device for continuously and accurately evaluating the effect of chest compression, characterized in that: It includes an infrared detection body for attaching to the carotid artery, a digital, sound and light signal display, a circuit and a signal processing system. The infrared detection body is provided with an inner surface. The digital and sound and light signal display is connected with the circuit and signal processing system. The circuit and signal processing system are arranged in the infrared detection body, including an infrared generator, an infrared receiving controller, an infrared communication module, a digital signal processor, and a signal and data storage device. The infrared generator is connected with a plurality of infrared transmitting ports. The infrared generated by the infrared generator is transmitted to the carotid artery through the infrared transmitting ports to detect changes in carotid artery blood flow and hemoglobin content. The input end of the infrared receiving controller is connected with an infrared receiving window. The infrared receiving controller is connected with the digital signal processor through the infrared communication module, and the digital signal processor is connected with the signal and data storage device.

2. The device for continuously and accurately evaluating chest compression effect according to claim 1, characterized in that: The infrared generator is connected to an emission port 1 with an infrared wavelength of 660nm, an emission port 2 with an infrared wavelength of 940nm, and emission ports 3 and 4 with infrared wavelengths of 800-900nm. The emission ports 1, 2, 3 and 4 are arranged on the inner surface of the infrared detection body.

3. The device for continuously and accurately evaluating chest compression effect according to claim 2, characterized in that: The inner surface is provided with emission windows corresponding to the emission ports one, two, three and four.

4. The device for continuously and accurately evaluating chest compression effect according to claim 1, characterized in that: The digital, sound and light signal display is arranged on the back of the infrared detection body, and the infrared detection body detects the carotid artery blood flow velocity and skin blood oxygen saturation to adjust the depth of chest compression and monitor the compression effect.

5. The device for continuously and accurately evaluating chest compression effect according to claim 4, characterized in that: The digital, sound and light signal display is provided with a skin blood oxygen saturation display window and a carotid artery blood flow display window.

6. The device for continuously and accurately evaluating chest compression effect according to claim 1, characterized in that: The digital signal processor uses an IR driver chip for infrared signal transmission and reception.

7. The device for continuously and accurately evaluating chest compression effect according to claim 1, characterized in that: A battery is arranged in the infrared detection body, and the battery provides power for the digital, sound and light signal display and circuit and signal processing system.

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