CN201798736U - Wrist-type infrared pulse monitor - Google Patents

Abstract

A wrist-type infrared pulse monitor mainly comprises a host casing part, a master control circuit board inside a host, and a watchband. A display screen is arranged on the facade of the host casing part, and an operation button and a USB interface are arranged on a side surface; a pulse monitoring digital circuit, a three-dimensional acceleration transducer circuit, a wireless communication radio frequency circuit or a wireless module, a center base band processor, a power supply management circuit, an interface circuit and an SIM card circuit are integrated on the master control circuit board; an LED (light-emitting diode) tightly contacted with the skin of a wrist is mounted on the inner side of the watchband, and the light of the LED directly radiates into the skin of the wrist; and an infrared photosensitive diode is mounted on the back surface of the host, and can detect the infrared light passing through the tissue of the wrist to calculate the pulse. The utility model adopts the infrared sensor to sense the proportional change of oxygen-carrying hemoglobin and hemoglobin in blood and calculate the pulse, and overcomes the problems that the method adopting a piezoelectric transducer to measure the wrist pulse suffers from multiple interferences and is unstable; and the wrist-type infrared pulse monitor has the characteristics of simple structure, convenience for use, small volume, low cost, comfortable wearing and the like.

Description

The infrared monitoring of pulse instrument of a kind of wrist formula

Technical field

The utility model relates to a kind of wrist that is worn on, be used for the real-time monitoring of human pulse and movable information, (GPRS/CDMA/EDGE/WCDMA/CDMA2000/TD-SCDMA) is sent to the monitoring center with real time information by cordless communication network, obtain in real time by the infrared monitoring of pulse instrument of the wrist formula of guardianship positional information by cordless communication network simultaneously, can be used for the individual, family and community are to the old people, child and patient's real-time monitoring, by its pulse, the activity situation, information such as energy expenditure and position, understand its real-time situation, when critical condition takes place, so that in advance or in time provide emergency aid and treatment measure or help for it.

Background technology

Raising along with social senilization's degree, increasing old people need be in and carry out secular medical monitoring, for a long time suffer from the people of heart disease or the old man of long-term bed, more need their some important vital signs (as pulse, movable information) are monitored in real time, so that when emergency takes place, can in time give first aid to.Current social custody of child problem also becomes increasingly conspicuous, and father and mother wish in time to understand child's position and active state, ensures their safety so that in time take appropriate measures or take action, and helps more healthy, safer, the growth more blessedly of child.

In addition, along with the quickening of people's rhythm of life and the increase of operating pressure, cardiopathic sickness rate constantly increases.Because heart attack has very big occasionality and sudden, the heart disease monitoring is expanded to community, family from hospital, utilize the current network technology of popularizing day by day that the heart patient is implemented long distance monitoring, no matter be from alleviating patient's financial burden, improving early prevention ability to the state of an illness.Still from strengthening the service ability of hospital, all have very important realistic meaning and promotional value.And the infrared pulse monitoring device volume of wrist formula is little, light weight, function practicality, and it is free movable not influence the wearer, especially is subjected to the welcome of user.

Summary of the invention

The purpose of this utility model is to overcome the deficiency that prior art exists, a kind of volume is little, cost is low, comfortable wearing and provide, checkout gear, acceleration transducer and the wireless communication module of pulse can be integrated in the wrist formula Wristwatch-type device, can be worn on the infrared monitoring of pulse instrument of wrist formula at wrist place.

The purpose of this utility model is finished by following technical solution, it mainly is made up of the main control board and the watchband of host shell part, main frame inside, described host shell part front is provided with display screen, and the side is provided with action button and USB interface; Described main control board is integrated with monitoring of pulse digital circuit, three dimension acceleration sensor circuit, wireless telecommunications radio circuit or wireless module, central baseband processor, electric power management circuit, interface circuit, SIM circuit; The installed inside of described watchband has with wrist skin and closely contacts, and the light of described light emitting diode is vertically injected wrist skin; The back side of described main frame is equipped with can detect through wrist organizes infrared light to calculate the infrared light sensitive diode of pulse.

The inside of described main frame also is equipped with antenna, battery, speaker, motor, mike, usb data/charging inlet; The pulse of described infrared sensor measurement device human body, and produce 100HZ pulse signal control constant-current source by the monitoring of pulse digital circuit and be added on the light emitting diode, make the infrared light of its HONGGUANG of sending wavelength 660nm and wavelength 940nm; Preamplifier will tentatively amplify from the signal that light sensitive diode obtains, by analog switch HONGGUANG and infrared signal are separated, become digital signal by the built-in frequency measurement circuit interface conversion of pulse detection processing unit MPU at last, after high pass, low-pass digital filter and Digital Signal Processing, calculate pulse.

Oxygenated blood red eggs ratio white and hemoglobin changes the red pulse that calculates in this utility model employing infrared sensor induction blood flow, and it has overcome present employing piezoelectric transducer and has measured many, the problem of unstable of wrist place pulse method interference; Movable information and activity situation that three dimension acceleration sensor can be used for real-time monitoring human have been increased simultaneously, calculate the energy consumption status of human body, and determine the position by the base station location technology of wireless communication networks, thereby determine physiology, activity situation, energy expenditure and the positional information of monitored target, so that provide emergency aid and treatment measure or necessary help for it in advance or in time many-sidedly; In addition, functions such as its auxiliary conversation, note, distress call button provide further means for the two way communication at monitored target and monitoring center.It has simple in structure, and is easy to use, characteristics such as volume is little, cost is low, comfortable wearing.

Description of drawings

Fig. 1 is a Facad structure sketch map of the present utility model;

Fig. 2 is a reverse side structural representation of the present utility model;

Fig. 3 is a theory diagram of the present utility model;

Fig. 4 monitoring of pulse schematic block circuit diagram.

The specific embodiment

Below in conjunction with accompanying drawing this utility model is described in detail: shown in Fig. 1,2, the infrared monitoring of pulse instrument of wrist formula described in the utility model is similar to the wrist-watch form, it mainly is made up of the main control board and the watchband 1-2 of host shell part 1-1, main frame inside, described host shell part front is provided with display screen 1-3, and the side is provided with action button 1-4 (as the distress call key, key and switch switch are set) etc. and usb 1-5 (charging and transfer of data); The bottom be battery cover 2-3 and infrared light sensitive diode 2-1, see shown in Figure 2, the watchband installed inside shown in the figure light emitting diode 2-2.

Shown in Figure 3, main control board described in the utility model is integrated with monitoring of pulse digital circuit 3-2, three dimension acceleration sensor circuit 3-3, wireless telecommunications radio circuit or wireless module 3-4, central baseband processor 3-1, electric power management circuit 3-5, interface circuit 3-6, SIM circuit 3-11; The installed inside of described watchband has with wrist skin and closely contacts, and the light of described light emitting diode is vertically injected wrist skin; The back side of described main frame is equipped with can detect through wrist organizes infrared light to calculate the infrared light sensitive diode 3-13 of pulse, detects the infrared light that sees through the wrist tissue and calculates pulse.

The inside of main frame described in the utility model also is equipped with antenna 3-14, battery 3-15, speaker 3-10, motor 3-16, mike 3-9, usb data/charging inlet 3-6; The outside is equipped with button 3-7, display 3-8; The pulse of described infrared sensor measurement device human body, and produce 100HZ pulse signal control constant-current source 4-2 by monitoring of pulse digital circuit 3-2 and be added on the infrarede emitting diode 4-5, make the infrared light of its HONGGUANG of sending wavelength 660nm and wavelength 940nm; Preamplifier 4-6 will tentatively amplify from the signal that infrared light sensitive diode 4-7 obtains, by analog switch HONGGUANG and infrared signal are separated, become digital signal by the built-in frequency measurement circuit interface conversion of pulse detection processing unit 4-1MPU at last, through high pass, calculate pulse after low-pass digital filter and the Digital Signal Processing, see monitoring of pulse schematic block circuit diagram shown in Figure 4, pulse detection processing unit 4-1 is arranged among the figure, LED constant current source driving circuit 4-2, infrarede emitting diode 4-5, the back level is amplified 4-3, infrared demodulation, filtering 4-4, preposition amplification 4-6, infrared light sensitive diode 4-7.

This utility model is also built-in three dimension acceleration sensor circuit is used to judge by the movable information of guardianship and active state, draws by the energy expenditure of guardianship by the computing formula under the various motor patterns.In addition, the pulse information that obtains with detection and the age information of monitored target combine, and can make judgement to active appropriate degree, are advised timely and early warning by guardianship and monitoring center.

This utility model can pass through display screen display pulse value, leg speed, also can carry out the two way communication of voice, short message by wireless communication line and monitoring center.When being in emergency by guardianship, can carry out distress call by lateral button, inform that in time the monitoring center needs rescue.

This utility model is set up the data at monitor and monitoring center, the wireless connections of voice by its integrated radio communication circuit, and by the location of wireless network base station location technology realization, so that the monitoring center provides timely, give first aid to accurately and necessity helps to monitored target.

This utility model utilizes the white and hemoglobin of Oxygenated blood red eggs in the blood different to the absorbance of infrared light, detects two kinds of hemoglobin variations in the wrist place blood flow and calculates pulse.This method realizes simply, cost is low, it is convenient comfortable to wear, and adopts the described structural design of patent to reach stable pulse signal and detects, and capacity of resisting disturbance is strong.Overcome that adopts pressure sensor detects the pulse method and the capacity of resisting disturbance that exists is weak, wear uncomfortable shortcoming for a long time.In addition, this patent combines the heart rate information detection innovatively with the detection of the action message of human body, the combination of two kinds of information can be judged Human Physiology, psychology and active state more accurately, and the service of more accurate, properer and hommization is provided for different suitable crowds.

This utility model adopts the inboard that the light emitting diode 2-2 of built-in infrared pulse transducer device is positioned over watchband, and closely contacts with wrist skin, and the infrared light of light emitting diode is vertically injected wrist skin and tissue.Infrared reception light sensitive diode 2-1 places the bottom of monitor, and closely contacts with wrist skin, can detect the light emitting diode light through the wrist tissue.After amplification, conversion, filtering and Digital Signal Processing, calculate pulse.

This utility model adopts the kinestate of three dimension acceleration sensor induction human body, by three-dimensional motion vector induction, thereby judge that monitored target is in static resting state, walking state, running state or the state of tumbling down suddenly etc., and estimate out the activity energy expenditure of human body by formula.

This utility model is integrated radio communication function, the pulse that infrared pulse transducer device and three dimension acceleration sensor can be recorded, active state, ability consume the wireless central monitoring center that is sent to of situation, and can carry out real-time communication by mode such as voice, note and central monitoring center; Also can utilize the base station location technology of wireless communication networks (GPRS/CDMA/EDGE/WCDMA/CDMA2000/TD-SCDMA) that the positional information of monitored target is provided simultaneously.This patent can be used for the real-time monitoring of old people, child, heart disease or sub-health population, disability special population, for family, community and mechanism provide long-range monitoring means, provides the living guarantee of convenient a, safety and health for above-mentioned these crowds.

This utility model in real time is sent to monitoring center with pulse, motion and the positional information of human body by wireless communication networks by above-mentioned monitor, in case during monitored target generation emergency, so that in advance or in time provide emergency aid and treatment measure or help for it; This monitoring method mainly is the pulse that goes out human body by Oxygenated blood red eggs ratio change calculations white and hemoglobin in the infrared sensing apparatus induction blood that includes, movable information by built-in three dimension acceleration sensor induction human body, then these information are sent to monitoring center, backstage by integrated wireless communication line behind date processing, adopt the base station location technology of wireless communication networks to determine the real time position of monitored target simultaneously, so that provide more timely, service accurately for monitored target.

The movable information of human body described in the utility model comprises walking rhythm, the running leg speed of human body, movable information such as fall.

Claims (2)

1. infrared monitoring of pulse instrument of wrist formula, it mainly is made up of the main control board and the watchband (1-2) of host shell part (1-1), main frame inside, it is characterized in that described host shell part front is provided with display screen (1-3), the side is provided with action button (1-4) and USB interface (1-5); Described main control board is integrated with monitoring of pulse digital circuit (3-2), three dimension acceleration sensor circuit (3-3), wireless telecommunications radio circuit or wireless module (3-4), central baseband processor (3-1), electric power management circuit (3-5), interface circuit (3-6), SIM circuit (3-11); The installed inside of described watchband has with wrist skin and closely contacts, and the light of described light emitting diode is vertically injected wrist skin; The back side of described main frame is equipped with can detect through wrist organizes infrared light to calculate the infrared light sensitive diode (3-13) of pulse.

2. the infrared monitoring of pulse instrument of wrist formula according to claim 1 is characterized in that the inside of described main frame also is equipped with antenna (3-14), battery (3-15), speaker (3-10), motor (3-16), mike (3-19), usb data/charging inlet (3-6); The pulse of described infrared sensor measurement device human body, and produce 100HZ pulse signal control constant-current source (4-2) by monitoring of pulse digital circuit (3-2) and be added on the infrarede emitting diode (4-5), make the infrared light of its HONGGUANG of sending wavelength 660nm and wavelength 940nm; Preamplifier (4-6) will tentatively amplify from the signal that infrared light sensitive diode (4-7) obtains, by analog switch HONGGUANG and infrared signal are separated, become digital signal by the built-in frequency measurement circuit interface conversion of pulse detection processing unit (4-1) MPU at last, after high pass, low-pass digital filter and Digital Signal Processing, calculate pulse.

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