CN215017618U - Low-power-consumption physical sign monitoring system - Google Patents
Low-power-consumption physical sign monitoring system Download PDFInfo
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- CN215017618U CN215017618U CN202120120262.7U CN202120120262U CN215017618U CN 215017618 U CN215017618 U CN 215017618U CN 202120120262 U CN202120120262 U CN 202120120262U CN 215017618 U CN215017618 U CN 215017618U
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Abstract
The utility model relates to a sign monitoring system provides a sign monitoring system that can switch into low-power consumption state, include: the optical fiber sensor is used for acquiring vibration information of an object; an electrocardiograph sensor for acquiring ECG information of the subject; and the signal processing equipment is used for switching the optical fiber sensor between a low power consumption state and a normal state according to the ECG information of the object and/or the vibration information of the object.
Description
Technical Field
The utility model belongs to sign monitoring field especially relates to a low-power consumption sign monitoring system.
Background
The non-direct contact type sign monitoring equipment can continuously acquire the vital sign information of a user for a long time, and then analyzes the physical condition of the user or performs disease early warning according to the vital sign information. The optical fiber sensor is used in the field of vital sign monitoring due to high sensitivity, but the optical fiber sensor, as an active sensor, faces a problem of high power consumption in a long-term continuous use environment, and particularly can face a problem of poor heat dissipation performance when placed below a user mattress for all-weather vital sign monitoring, so that a low-power-consumption vital sign monitoring method and system are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-power consumption sign monitoring system aims at solving current optic fibre sensing type and marks monitoring facilities under long-term vital sign monitoring scene, the high and not good problem of heat dispersion of consumption that faces.
In a first aspect, the present invention provides a sign monitoring system, the system comprising:
an optical fiber sensor for acquiring vibration information of an object, the optical fiber sensor comprising:
optical fibers arranged in a plane;
a light source coupled to one end of the optical fiber;
a light source driver coupled with the light source for adjusting the power of the light source;
a receiver coupled to the other end of the optical fiber and configured to receive an optical signal;
a signal acquisition unit coupled with the receiver for implementing photoelectric conversion, analog-to-digital conversion and
signal acquisition;
an electrocardiograph sensor for acquiring ECG information of the subject;
and the signal processing equipment is used for switching the optical fiber sensor between a low power consumption state and a normal state according to the ECG information of the object and/or the vibration information of the object.
Further, the low power consumption state of the optical fiber sensor means that at least one of a light source and a signal acquisition unit of the optical fiber sensor is in an off state.
Further, the optical fiber sensor and the electrocardiograph sensor are initially configured in a normally on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state according to the ECG information of the subject, specifically: when the ECG information of the object shows that the leads fall off, the optical fiber sensor is switched to a low power consumption state; when the ECG information of the subject shows that the leads are normal, the optical fiber sensor switches or maintains a normal state.
Further, the optical fiber sensor is initially configured in a normally-on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state according to the vibration information of the object, specifically: when the vibration information of the object is displayed as abnormal vibration information of a human body, the optical fiber sensor is switched to a low power consumption state; and when the vibration information of the object shows normal vibration information of the human body, the optical fiber sensor is switched or kept in a normal state.
Further, the optical fiber sensor and the electrocardiograph sensor are initially configured in a normally on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state according to the ECG information and the vibration information of the subject, specifically: when the ECG information of the object shows that leads fall off and the vibration information of the object shows abnormal vibration information of a human body, the optical fiber sensor is switched to a low power consumption state; when the ECG information of the object shows that the leads are normal or the vibration information of the object shows that the vibration information is normal vibration information of a human body, the optical fiber sensor is switched or kept in a normal state.
Further, the physical signs monitoring system further comprises one or more acceleration sensors, the one or more acceleration sensors are configured to be normally open and are arranged on the upper layer or the lower layer of the optical fiber sensor, and the signal processing device is further configured to switch the optical fiber sensor between a low power consumption state and a normal state based on pulse signals of the acceleration sensors. The signal processing device switches the optical fiber sensor between a low power consumption state and a normal state based on the pulse signal of the acceleration sensor, and specifically comprises: when the amplitude of the pulse signal of the acceleration sensor is smaller than a threshold value, the optical fiber transmitter is switched to a low power consumption state; and when the amplitude of the pulse signal of the acceleration sensor is greater than or equal to a threshold value, switching or keeping the optical fiber sensor in a normal state.
Further, the fiber sensor is a planar mat with a thickness of not more than 5 mm.
In the utility model, by judging the electrocardio lead connection condition of the test object, when the display lead falls off, at least one of the light source and the signal acquisition unit is closed, thereby switching the optical fiber sensor into a low power consumption state; or judging whether an object is tested according to the vibration signal acquired by the optical fiber sensor, and switching the optical fiber sensor to a low power consumption state; or judging whether a test object is tested or not based on the acceleration sensor, and switching the optical fiber sensor to a low power consumption state when no test object is tested. The utility model provides a sign monitoring system can switch optical fiber sensor between low-power consumption state and normal state, has reduced optical fiber sensor's energy consumption, has improved heat-sinking capability, under optical fiber sensor adopted battery powered's the condition, lifting means's time of endurance.
Drawings
Fig. 1 is a specific structural block diagram of the physical sign monitoring system according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Referring to fig. 1, the utility model provides a sign monitoring system 100 includes optical fiber sensor 101, electrocardio sensor 102 and signal processing equipment 103, wherein, optical fiber sensor 101, electrocardio sensor 102 are connected with signal processing equipment 103.
The optical fiber sensor 101 is configured to acquire vibration information of an object, and further includes:
optical fibers arranged in a plane;
a light source coupled to one end of the optical fiber;
a light source driver coupled to the light source for adjusting the power of the light source;
a receiver coupled to the other end of the optical fiber and configured to receive an optical signal;
and the signal acquisition unit is coupled with the receiver and is used for realizing photoelectric conversion, analog-to-digital conversion and signal acquisition.
In the embodiment of the utility model, optical fiber sensor 101's outward appearance can be a cushion, is arranged in on objects such as medical examination bed, domestic bed, chair, sofa, and optical fiber sensor 101's thickness is not more than 5mm, and the area size can be with the examination bed size phase-match.
The electrocardiograph sensor 102 is used for acquiring ECG information of a subject, and the electrocardiograph sensor 102 can be an electrocardiograph lead limb clamp which is clamped on the wrist of the subject; the electrocardiograph sensor 102 can also be an electrocardiograph ball, when an object lies on the optical fiber sensor 101, two hands can touch the electrocardiograph ball to obtain ECG data; the electrocardiograph sensor 102 may also be a handheld electrocardiograph lead; the ecg sensor 102 may be of the limb lead type or of the chest lead type.
A signal processing device 103 for switching the optical fiber sensor 101 between a low power consumption state and a normal state according to the ECG information and/or vibration information of the subject.
In the embodiment of the present invention, the low power consumption state of the optical fiber sensor 101 means that at least one of the light source 202 and the signal acquisition unit 205 of the optical fiber sensor 101 is in the off state. The normal state of the optical fiber sensor 101 is a state of normal operation. The optical fiber sensor 101 and the electrocardio sensor 102 are initially configured to be in a normal on state signal, and the processing device 103 switches the optical fiber sensor 101 between a low power consumption state and a normal state according to the ECG information and/or the vibration information of the subject, and includes:
A. the signal processing device 103 switches the optical fiber sensor 101 between a low power consumption state and a normal state according to the ECG information of the subject, specifically: when the ECG information of the subject shows that the leads fall off, the optical fiber sensor 101 is switched to a low power consumption state, and the leads fall off, so that the optical fiber sensor 101 is switched to the low power consumption state when no test subject is subjected to physical sign monitoring; when the subject's ECG information indicates that the leads are normal, it is determined that the test subject is in condition monitoring, and the fiber optic sensor 101 remains or switches to a normal state.
B. The signal processing device 103 switches the optical fiber sensor 101 between a low power consumption state and a normal state according to vibration information of the object, specifically: when the vibration information of the object shows abnormal vibration information of a human body, the optical fiber sensor 101 is switched to a low power consumption state, at this time, it is determined that no person is on the optical fiber sensor 101, and an application scene is that the optical fiber sensor 101 is laid below a mattress for monitoring human body signs, at this time, no person is in the bed, so that the optical fiber sensor 101 is switched to the low power consumption state; when the vibration information of the object is displayed as the normal vibration information of the human body, the optical fiber sensor 101 is switched to or maintained in the normal state.
C. The signal processing device 103 switches the optical fiber sensor 101 between a low power consumption state and a normal state according to the ECG information and the vibration information of the subject, specifically: when the ECG information of the subject shows that the leads are normal or the vibration information of the subject shows that the vibration information is normal vibration information of a human body, the optical fiber sensor 101 is switched or kept in a normal state; when the ECG information of the subject shows that the leads are dropped and the vibration information of the subject shows abnormal vibration information of the human body, the optical fiber sensor 101 is switched to a low power consumption state.
In another embodiment of the present invention, the vital signs monitoring device 100 can further comprise an acceleration sensor 104 for determining whether a subject is performing vital signs monitoring. The acceleration sensors 104 may be one or more, and are configured to be normally open, and are disposed on the upper layer or the lower layer of the optical fiber sensor 101, for example, the optical fiber sensor 101 is a mattress adapted to a bed, and one acceleration sensor is disposed on the upper layer of each of four corners of the mattress, or one acceleration sensor is disposed in the middle of the optical fiber sensor 101, which may be selected according to a specific use scenario. As long as the subject lies or sits on the optical fiber sensor 101, that is, simultaneously lies or sits on at least one of the acceleration sensors.
The signal processing device 103 can switch the optical fiber sensor 101 between the low power consumption state and the normal state based on the pulse signal of the acceleration sensor 104, specifically:
when the amplitude of the pulse signal of the acceleration sensor 104 is smaller than the threshold value, the optical fiber sensor 101 is switched to a low power consumption state;
when the amplitude of the pulse signal of the acceleration sensor 104 is greater than or equal to the threshold value, the optical fiber sensor 101 is switched to or kept in a normal state.
The threshold is the signal amplitude of the acceleration sensor after noise interference signals are eliminated when the acceleration sensor is static and is not interfered by external force.
The acceleration sensor 104 can be configured to be in a normally open state due to its low power consumption, the initial states of the optical fiber sensor 101 and the electrocardiograph sensor 102 can be configured to be opened, and then whether a subject is performing sign monitoring is determined according to a pulse signal of the acceleration sensor 104, so that the optical fiber sensor 101 is switched between a low power consumption state and a normal state. In addition, the initial states of the optical fiber sensor 101 and the electrocardiograph sensor 102 can also be configured to be not started, then whether a subject is performing physical sign monitoring is judged according to the pulse signal of the acceleration sensor 104, when a subject is performing physical sign monitoring, the optical fiber sensor 101 and the electrocardiograph sensor 102 are started, then whether a subject is performing physical sign monitoring is judged according to the subsequently obtained pulse signal of the acceleration sensor 104, and then the optical fiber sensor 101 is switched between the low power consumption state and the normal state. Since the acceleration sensor is passive measurement, it can be determined as long as a subject lies or sits thereon, and the electrocardiograph sensor 102 needs to be actively connected with the subject, there may be a case where the subject lies on the optical fiber sensor 101 without connecting the electrocardiograph sensor 102. Therefore, the acceleration sensor can be used for more conveniently judging whether an object exists or not to carry out physical characterization monitoring on the optical fiber sensor.
In the utility model, by judging the electrocardio lead connection condition of the test object, when the display lead falls off, at least one of the light source and the signal acquisition unit is closed, thereby switching the optical fiber sensor into a low power consumption state; or judging whether an object is tested according to the vibration signal acquired by the optical fiber sensor, and switching the optical fiber sensor to a low power consumption state; or judging whether a test object is tested or not based on the acceleration sensor, and switching the optical fiber sensor to a low power consumption state when no test object is tested. The utility model provides a sign monitoring system can switch optical fiber sensor between low-power consumption state and normal state, has reduced optical fiber sensor's energy consumption, has improved heat-sinking capability, under optical fiber sensor adopted battery powered's the condition, lifting means's time of endurance.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A vital signs monitoring system, the system comprising:
the optical fiber sensor is used for acquiring vibration information of an object;
an electrocardiograph sensor for acquiring ECG information of the subject;
and the signal processing equipment is used for switching the optical fiber sensor between a low power consumption state and a normal state according to the ECG information of the object and/or the vibration information of the object.
2. The system of claim 1, wherein the low power consumption state of the fiber optic sensor means that at least one of a light source and a signal acquisition unit of the fiber optic sensor is in an off state.
3. The system of claim 1, wherein the optical fiber sensor and the ECG sensor are initially configured in a normally on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state based on the ECG information of the subject, in particular:
when the ECG information of the object shows that the leads fall off, the optical fiber sensor is switched to a low power consumption state;
when the ECG information of the subject shows that the leads are normal, the optical fiber sensor switches or maintains a normal state.
4. The system of claim 1, wherein the optical fiber sensor is initially configured in a normally on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state according to the vibration information of the object, specifically:
when the vibration information of the object is displayed as abnormal vibration information of a human body, the optical fiber sensor is switched to a low power consumption state;
and when the vibration information of the object shows normal vibration information of the human body, the optical fiber sensor is switched or kept in a normal state.
5. The system of claim 1, wherein the optical fiber sensor and the electrocardiograph sensor are initially configured in a normally on state, and the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state according to the ECG information and vibration information of the subject, in particular:
when the ECG information of the object shows that leads fall off and the vibration information of the object shows abnormal vibration information of a human body, the optical fiber sensor is switched to a low power consumption state;
when the ECG information of the object shows that the leads are normal or the vibration information of the object shows that the vibration information is normal vibration information of a human body, the optical fiber sensor is switched or kept in a normal state.
6. The system of claim 1, wherein the vital signs monitoring system further comprises one or more acceleration sensors configured to be normally open, disposed on an upper or lower level of the fiber optic sensor, the signal processing device further configured to switch the fiber optic sensor between a low power consumption state and a normal state based on a pulse signal of the acceleration sensor.
7. The system of claim 6, wherein the signal processing device switches the optical fiber sensor between a low power consumption state and a normal state based on the pulse signal of the acceleration sensor, in particular:
when the amplitude of the pulse signal of the acceleration sensor is smaller than a threshold value, the optical fiber sensor is switched to a low power consumption state;
and when the amplitude of the pulse signal of the acceleration sensor is greater than or equal to a threshold value, switching or keeping the optical fiber sensor in a normal state.
8. The system of claim 1, wherein the fiber optic sensor is a flat mat having a thickness of no more than 5 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120120262.7U CN215017618U (en) | 2021-01-18 | 2021-01-18 | Low-power-consumption physical sign monitoring system |
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| CN202120120262.7U CN215017618U (en) | 2021-01-18 | 2021-01-18 | Low-power-consumption physical sign monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113892945A (en) * | 2021-12-09 | 2022-01-07 | 森思泰克河北科技有限公司 | Multi-radar association control method and control device in health monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113892945A (en) * | 2021-12-09 | 2022-01-07 | 森思泰克河北科技有限公司 | Multi-radar association control method and control device in health monitoring system |
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