CN107550477B - Organism sign detection device - Google Patents
Organism sign detection device Download PDFInfo
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- CN107550477B CN107550477B CN201710890486.4A CN201710890486A CN107550477B CN 107550477 B CN107550477 B CN 107550477B CN 201710890486 A CN201710890486 A CN 201710890486A CN 107550477 B CN107550477 B CN 107550477B
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- 238000001514 detection method Methods 0.000 title claims abstract description 126
- 230000007246 mechanism Effects 0.000 claims abstract description 108
- 238000012545 processing Methods 0.000 claims abstract description 48
- 230000036544 posture Effects 0.000 claims description 32
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 9
- 230000036387 respiratory rate Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 5
- 238000004590 computer program Methods 0.000 claims description 2
- 201000010099 disease Diseases 0.000 abstract description 15
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 210000000779 thoracic wall Anatomy 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000001766 physiological effect Effects 0.000 description 4
- 210000004072 lung Anatomy 0.000 description 3
- 230000036391 respiratory frequency Effects 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
Abstract
The invention relates to the technical field of medical equipment, in particular to a biological sign detection device. The invention provides a biological sign detection device, which comprises a radar detection mechanism, a video detection mechanism and a processing mechanism, wherein the radar detection mechanism and the video detection mechanism are respectively and electrically connected with the processing mechanism; compared with the existing detection technology, the detection device in the application does not need to be in direct contact with a patient, is more convenient to use, does not harm human bodies by electromagnetic wave signals emitted by the radar, is safer and more reliable in the detection process, and simultaneously corrects detected human body sign information by gesture images detected by the video detection mechanism, so that the detection result is more accurate and reliable; in addition, the video detection mechanism can detect potential problems under the condition that the body does not have obvious sign change in the early stage of the disease, can discover the problems earlier, and wins precious time for early discovery and prevention of the disease.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a biological sign detection device.
Background
For many home applications, as well as personal healthcare and patient detection, measuring vital signs of an individual is considered necessary for a sustainable future healthcare system, as it will help substantially reduce the cost of healthcare. At present, the detection of human diseases is generally carried out by technologies such as X-ray, B-ultrasonic and CT imaging technologies, or by a contact type electronic sensor and a mechanical sensor, however, rays in the CT, X-ray and B-ultrasonic detection processes can damage human bodies to different degrees, and meanwhile, the detection technology can only detect after the disease is formed in the disease detection process, but cannot form effective detection in the early stage of the disease.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the existing disease detection means can cause certain damage to human bodies, and can not effectively detect the early stage of the disease, thereby influencing the treatment time.
(II) technical scheme
In order to solve the technical problems, the invention provides a biological sign detection device, which comprises a radar detection mechanism, a video detection mechanism and a processing mechanism, wherein the radar detection mechanism and the video detection mechanism are respectively and electrically connected with the processing mechanism; the radar detection mechanism is used for transmitting electromagnetic waves to a preset direction, receiving reflected echo signals and transmitting the received echo signals to the processing mechanism, and the processing mechanism is used for processing the received echo signals to obtain preliminary human body sign information; the video detection mechanism is used for collecting video signals during human detection and transmitting the collected video signals to the processing mechanism, and the processing mechanism corrects the preliminary human body sign information according to the detected video signals to obtain final human body sign information.
The invention has the beneficial effects that:
the invention provides a biological sign detection device, which comprises a radar detection mechanism, a video detection mechanism and a processing mechanism, wherein the radar detection mechanism and the video detection mechanism are respectively and electrically connected with the processing mechanism; the human body surface micro-motion information can reflect certain physiological activities of a human body, such as detecting vibration of a chest wall, obtaining heart and lung information of respiration, heartbeat and the like, transmitting electromagnetic signals through a radar, receiving reflected echo signals, obtaining preliminary heart rate and respiratory frequency information according to the echo signals by a processing mechanism, meanwhile, acquiring video signals of the human body in the detection process by a video detection mechanism, forming a gesture image according to the acquired video signals by the processing mechanism, and correcting the radar device to detect the preliminary human body sign information according to the gesture image to obtain final human body sign information; compared with the existing detection technology, the detection device in the application does not need to be in direct contact with a patient, is more convenient to use, meanwhile, electromagnetic wave signals emitted by the radar do not harm to human bodies, the detection process is safer and more reliable, detected human body sign information is corrected through gesture images detected by the video detection mechanism, and the detection result is more accurate and reliable; the biological sign detection device provided by the invention can detect potential problems under the condition that no obvious sign change occurs in the body at the early stage of the disease, can discover the problems earlier, and wins precious time for early discovery and prevention of the disease.
Further, the processing mechanism comprises a control unit and a storage unit, and the control unit is respectively and electrically connected with the radar detection mechanism and the video detection mechanism.
Further, the storage unit is pre-stored with a plurality of detection postures and corresponding human body sign information under the detection postures; one of the plurality of detection postures is used as a standard detection posture, and the human body sign information detected under the standard detection posture is used as standard human body sign information.
Further, the vital sign detection device further comprises a display mechanism electrically connected with the processing mechanism, the processing mechanism forms a posture image when the human body is detected according to the detected video signal, and the display mechanism is used for displaying the posture image.
Further, the display mechanism is a display.
Further, the control mechanism compares the detected gesture image with the detected gesture pre-stored in the storage unit, determines the current detected gesture of the detected human body, and corrects the detected human body sign information into human body sign information under the standard gesture according to the relation of the human body sign information between the detected gesture pre-stored in the storage unit and the standard detected gesture.
Further, the human sign information includes heart rate and respiratory rate.
Further, the processing mechanism is a microprocessor.
Drawings
The advantages of the foregoing and/or additional aspects of the present invention will become apparent and readily appreciated from the description of the embodiments, taken in conjunction with the accompanying drawings, wherein:
FIG. 1 is a schematic diagram of a vital sign detection device as described herein;
wherein the correspondence between the reference numerals and the component names in fig. 1 is:
1. the biological sign detection device 11, radar detection mechanism 12, video detection mechanism 13, processing mechanism 14, installation mechanism 2, patient.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, 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 relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1, the present invention provides a biological sign detection device 1, comprising a radar detection mechanism 11, a video detection mechanism 12 and a processing mechanism 13, wherein the radar detection mechanism 11 and the video detection mechanism 12 are respectively and electrically connected with the processing mechanism 13; the radar detection mechanism 11 is configured to emit electromagnetic waves in a preset direction, receive reflected echo signals, and transmit the received echo signals to the processing mechanism 13, where the processing mechanism processes the received echo signals to obtain preliminary human body sign information; the video detection mechanism 12 is used for collecting video signals during human detection, and transmitting the collected video signals to the processing mechanism 13, and the processing mechanism 13 corrects the preliminary human body sign information according to the detected video signals to obtain final human body sign information.
The biological sign detection device 1 provided by the invention comprises a radar detection mechanism 11, a video detection mechanism 12 and a processing mechanism 13, wherein the radar detection mechanism 11 and the video detection mechanism 12 are respectively and electrically connected with the processing mechanism 13; the human body surface micro-motion information can reflect certain physiological activities of a human body, such as detecting vibration of a chest wall, obtaining heart and lung information of respiration, heartbeat and the like, transmitting electromagnetic signals through a radar, receiving reflected echo signals, obtaining preliminary heart rate and respiratory frequency information according to the echo signals by a processing mechanism 13, meanwhile, acquiring video signals of the human body in the detection process by a video detection mechanism 12, forming a gesture image according to the acquired video signals by the processing mechanism 13, and correcting the preliminary human body sign information detected by a radar device according to the gesture image by the processing mechanism 13 to obtain final human body sign information; compared with the existing detection technology, the detection device in the application does not need to be in direct contact with the patient 2, is more convenient to use, meanwhile, electromagnetic wave signals emitted by the radar do not harm to human bodies, the detection process is safer and more reliable, detected human body sign information is corrected through gesture images detected by the video detection mechanism 12, and the detection result is more accurate and reliable; the biological sign detection device 1 provided by the invention can detect potential problems under the condition that no obvious sign change occurs in the body at the early stage of the disease, can discover the problems earlier, and wins precious time for early discovery and prevention of the disease. The radar detection mechanism 11 and the video detection mechanism 12 are integrated on one installation mechanism 14, wherein the installation mechanism 14 can be an installation table, an installation box body and the like, so that the integration level of the whole upper object detection device is higher, the occupied space is smaller, and the use is more convenient.
Preferably, the processing mechanism 13 includes a control unit and a storage unit, the control unit is electrically connected with the radar detection mechanism 11 and the video detection mechanism 12, wherein the storage unit stores a plurality of detection postures and corresponding human body sign information under the detection postures in the storage unit; one of the plurality of detection postures serves as a standard detection posture, and corresponds to standard human body sign information, for example, the heart rate of a healthy person in sitting detection is 80 times/min, the heart rate of the healthy person in standing measurement is 70 times/min, the heart rates of sitting postures and standing postures are different, if the standard sitting postures serve as the standard detection postures, the heart rate or respiratory rate information detected when the patient 2 is obliquely detected is different from that of the standard sitting postures, a video detection mechanism is used for detecting posture images of the patient 2 in measurement, then a certain proportion or functional relation is met between the heart rate and respiratory rate values corresponding to other nonstandard postures through the relation between the heart rate and respiratory rate values corresponding to the standard postures pre-stored in a storage unit, and further the heart rate or respiratory rate signals detected by the nonstandard measurement postures are corrected according to the corresponding relation through a computer program, so that the measured values can be more approximate to the actual heart rate and respiratory rate values, errors are avoided, and the accuracy of measurement can be improved through interaction of the radar and video detection.
Preferably, the vital sign detection device 1 further includes a display means electrically connected to the processing means 13, the processing means forming a posture image at the time of human body detection based on the detected video signal, the display means for displaying the posture image; then judging the part of the focus of the human body, the nature of the disease and the pathological change process, and providing reliable basis for clinical diagnosis.
Preferably, the vital sign information detected by the radar detection means 11 mainly includes the heart rate and respiratory rate of the human body; the radar emits continuous electromagnetic waves to a human body target, receives echoes reflected by the body surface of the human body, and extracts and calculates micro-motion information of the body surface through the change of the frequency or the phase of echo signals; the higher the electromagnetic wave frequency is, the stronger the reflection on the interface between the skin of the human body and the air is, but the reflection on the obstacles such as clothes and bedding can be increased at the same time, in order to obtain higher detection precision and reduce the clutter power, the biological radar usually adopts the carrier frequency of (2.4-60) GHz; in physiological aspects, the human body surface micro-motion information can reflect certain physiological activities of the human body, for example, the heart-lung activity related information such as respiration, heartbeat and the like can be obtained by detecting the vibration of the chest wall; the mechanical vibration amplitude of the body surface, which can be caused by the heart beat movement of a normal human body, is about 0.6 mm; the amplitude generated by respiration is about (4-12) mm; if a 10GHz band bio-radar is used to detect chest wall motion, every 1mm chest wall displacement will cause a maximum 25.2 ° phase shift, so theoretically, the phase shift reflected in the radar baseband can still be resolved when the carrier frequency is sufficiently high, although the chest wall vibration amplitude is small. Preferably, the processing mechanism 13 is a microprocessor, such as a single-chip microcomputer.
In summary, the biological sign detection device provided by the invention comprises a radar detection mechanism, a video detection mechanism and a processing mechanism, wherein the radar detection mechanism and the video detection mechanism are respectively and electrically connected with the processing mechanism; the human body surface micro-motion information can reflect certain physiological activities of a human body, such as detecting vibration of a chest wall, obtaining heart and lung information of respiration, heartbeat and the like, transmitting electromagnetic signals through a radar, receiving reflected echo signals, obtaining preliminary heart rate and respiratory frequency information according to the echo signals by a processing mechanism, meanwhile, acquiring video signals of the human body in the detection process by a video detection mechanism, forming a gesture image according to the acquired video signals by the processing mechanism, and correcting the radar device to detect the preliminary human body sign information according to the gesture image to obtain final human body sign information; compared with the existing detection technology, the detection device in the application does not need to be in direct contact with a patient, is more convenient to use, meanwhile, electromagnetic wave signals emitted by the radar do not harm to human bodies, the detection process is safer and more reliable, detected human body sign information is corrected through gesture images detected by the video detection mechanism, and the detection result is more accurate and reliable; the biological sign detection device provided by the invention can detect potential problems under the condition that no obvious sign change occurs in the body at the early stage of the disease, can discover the problems earlier, and wins precious time for early discovery and prevention of the disease.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (4)
1. A biological sign detection device, characterized in that: the device comprises a radar detection mechanism, a video detection mechanism and a processing mechanism, wherein the radar detection mechanism and the video detection mechanism are respectively and electrically connected with the processing mechanism; the radar detection mechanism is used for transmitting electromagnetic waves to a preset direction, receiving reflected echo signals and transmitting the received echo signals to the processing mechanism, and the processing mechanism is used for processing the received echo signals to obtain preliminary human body sign information; the video detection mechanism is used for collecting video signals during human detection and transmitting the collected video signals to the processing mechanism, and the processing mechanism corrects the preliminary human body sign information according to the detected video signals to obtain final human body sign information;
the processing mechanism comprises a control unit and a storage unit, and the control unit is respectively and electrically connected with the radar detection mechanism and the video detection mechanism;
the storage unit is pre-stored with a plurality of detection postures and corresponding human body sign information under the detection postures; one of the detection postures is used as a standard detection posture, the human body sign information detected under the standard detection posture is used as standard human body sign information, the relation between the heart rate and the respiration frequency corresponding to the standard posture and the heart rate and the respiration frequency corresponding to other nonstandard postures prestored in the storage unit is a certain proportion or a function relation, and further, the signals of the heart rate or the respiration frequency measured by the nonstandard measurement posture are corrected according to the corresponding mathematical relation by a computer program, so that the measured numerical values can be more approximate to the actual heart rate and respiration frequency values;
the biological sign detection device further comprises a display mechanism, wherein the display mechanism is electrically connected with the processing mechanism, the processing mechanism forms a posture image during human body detection according to the detected video signal, and the display mechanism is used for displaying the posture image;
the control unit compares the detected gesture image with the detected gesture pre-stored in the storage unit, determines the current detected gesture of the detected human body, and corrects the detected human body sign information into human body sign information under the standard gesture according to the relation of the human body sign information between the detected gesture pre-stored in the storage unit and the standard detected gesture.
2. The vital sign detection device of claim 1, wherein: the display mechanism is a display.
3. The vital sign detection device according to any one of claims 1 to 2, wherein: the vital sign information includes heart rate and respiratory rate.
4. The vital sign detection device of claim 3, wherein: the processing mechanism is a microprocessor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710890486.4A CN107550477B (en) | 2017-09-27 | 2017-09-27 | Organism sign detection device |
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| CN201710890486.4A CN107550477B (en) | 2017-09-27 | 2017-09-27 | Organism sign detection device |
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| CN108784669A (en) * | 2018-06-08 | 2018-11-13 | 张洪平 | A kind of contactless heartbeat and disordered breathing monitor system and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106805940A (en) * | 2015-12-02 | 2017-06-09 | 由国峰 | A kind of continuous wave bioradar sign detection means |
| WO2017135492A1 (en) * | 2016-02-03 | 2017-08-10 | 동서대학교 산학협력단 | System for estimating degree of distraction on basis of unrestrained biometric information |
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| US20070156057A1 (en) * | 2005-12-30 | 2007-07-05 | Cho Yong K | Method and system for interpreting hemodynamic data incorporating patient posture information |
| US20150164437A1 (en) * | 2009-05-20 | 2015-06-18 | Sotera Wireless, Inc. | Graphical mapping system for continuously monitoring a patient's vital signs, motion, and location |
| US9173593B2 (en) * | 2010-04-19 | 2015-11-03 | Sotera Wireless, Inc. | Body-worn monitor for measuring respiratory rate |
| EP2747649A1 (en) * | 2011-12-20 | 2014-07-02 | Koninklijke Philips N.V. | Method and apparatus for monitoring the baroreceptor reflex of a user |
| NL2013551B1 (en) * | 2014-10-01 | 2016-10-03 | Medwear B V | Device and method for assessing respiratory data in a monitored subject. |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106805940A (en) * | 2015-12-02 | 2017-06-09 | 由国峰 | A kind of continuous wave bioradar sign detection means |
| WO2017135492A1 (en) * | 2016-02-03 | 2017-08-10 | 동서대학교 산학협력단 | System for estimating degree of distraction on basis of unrestrained biometric information |
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