CN207370703U - Biological information detection device and wearable device - Google Patents
Biological information detection device and wearable device Download PDFInfo
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- CN207370703U CN207370703U CN201720304703.2U CN201720304703U CN207370703U CN 207370703 U CN207370703 U CN 207370703U CN 201720304703 U CN201720304703 U CN 201720304703U CN 207370703 U CN207370703 U CN 207370703U
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Abstract
The utility model provides a kind of biological information detection device and wearable device, for wearable device, including device body, the differential signal detector being arranged on inside device body and optical signal detector, the first electrode for being arranged on device body bottom surface and reference electrode, it is arranged on the side of device body or the second electrode of upper surface and is arranged on the side of device body or the PPG sensors of upper surface；First electrode, second electrode and reference electrode are connected with differential signal detector, and PPG sensors are connected with optical signal detector；PPG sensors are more than 90 ° with second electrode compared with angle formed by the center of device body.The utility model additionally provides a kind of wearable device, which includes the body surface electric signals detection device on the face contacted with body.The utility model can be widely used for detecting bio signal in wearable device, and reliable health data, such as heart rate data are provided for user.
Description
Technical field
The utility model is related to a kind of detection devices more particularly to a kind of biological information for wearable device to detect dress
It puts.
Background technology
At present, the convenience that wearable device is used due to it, by one kind more and more as measuring of human health
Instrument, for example, monitoring the blood pressure of human body, heart rate etc. by smartwatch or Intelligent bracelet.In wearable device, generally adopt
Blood pressure is measured, it is necessary to same with the operation principle of PWTT (Pulse Wave Translation Time, pulse wave passing time)
When gather pulse signal and electrocardiosignal, meanwhile, heart rate information can also be obtained from pulse signal or electrocardiosignal.
In general wearable blood pressure/heartbeat detection device, the mode that sensor is set is：In the bottom surface of device body
PPG sensors are configured, for detecting pulse signal；Electrode is set in the bottom surface of device and side, for detecting electrocardiosignal.It surveys
During amount, therefore, to assure that the interference that the PPG of bottom surface tries one's best from ambient light, it is ensured that electrode contacts effectively and smoothly to drop with human body
Low electrode-skin contact noise, improve contact area, make acquisition pulse signal and electrocardiosignal quality more preferably, can just obtain
Obtain accurate blood pressure information and heart rate information.
Utility model content
In order to overcome the above problem, the utility model provides a kind of biological information detection device, for wearable device,
The biological information detection device includes device body, the differential signal detector being arranged on inside device body, is arranged on dress
It puts the optical signal detector of body interior and is arranged on the first electrode, second electrode, reference electrode on device body surface
And PPG sensors, the first electrode, second electrode and reference electrode are connected with the differential signal detector, described
PPG sensors are connected with the optical signal detector, and the first electrode and the reference electrode are arranged on described device
The bottom surface of body, the second electrode are arranged on the side or upper surface of described device body, which is characterized in that the PPG is passed
Sensor is arranged on the side or upper surface of described device body, and the PPG sensors are with the second electrode compared with the dress
Angle formed by the center of body is put more than 90 °.
Preferably, in one embodiment, the second electrode and the PPG sensors are compared with described device body
Center symmetric setting is in the side of described device body or upper surface.
Preferably, in another embodiment, put down when the upper surface of described device body is included in wearing with being worn limbs
Capable first direction and the second direction vertical with first direction；The second electrode and the PPG sensors are along described first
Direction scattering device in the side of described device body and/or upper surface or along the second direction scattering device in described
The side and/or upper surface of device body.
On the other hand, the utility model provides a kind of wearable device, and the wearable device is being contacted with body
Include the biological information detection device on face.Preferably, which is wrist-watch, bracelet, bracelet or foot ring.
Biological information detection device provided by the utility model, it is apart from each other in the side of detection device and/or upper surface
The position PPG sensors that are respectively arranged to detection pulse signal and second electrode for detecting electrocardiosignal, during measurement
To device apply contact force limbs two positions (such as thumb and forefinger) respectively with PPG sensors apart from each other
It is contacted with second electrode, avoiding device tilts, and improves the electrode of device bottom surface and the contact area of human body；It is connect simultaneously because applying
The limbs of touch are contacted by two positions apart from each other with device, and contact is more steady, can reduce the limb for applying contact force
Body trembles, and reduces the electrode-skin contact noise in measurement process, improves the quality of electrocardiosignal；Moreover, because finger with
PPG sensors directly block contact, reduce that PPG sensors are disturbed by ambient light, improve the quality of pulse signal.
Description of the drawings
Fig. 1 is the utility model detection device and the connection diagram of wearable device；
Fig. 2 is the sensor of the utility model and the setting schematic diagram of electrode；
Fig. 3 a-3b are a kind of sensor of embodiment of the utility model and the setting schematic diagram of electrode；
Fig. 4 a-4d are the sensor of another embodiment of the utility model and the setting schematic diagram of electrode.
Specific embodiment
Fig. 1 be the utility model biological information detection device and wearable device connection diagram, wearable device
Biological information detection device, processor module and display module including the utility model.The detection device includes：It is arranged on
The differential signal detector module of the inside of device body and optical signal detector module；It is arranged on the outer surface of device body
The first electrode being connected with differential signal detector module, second electrode and reference electrode, for gather for example electrocardio believe
Number；The PPG sensors being connected with optical signal detector module of the outer surface of device body are arranged on, for gathering such as arteries and veins
It fights signal.Wherein differential signal detector can be for gathering the instrument difference amplifier of faint electricity physiological signal.Difference
Signal detector module and signal being further processed through processor module of optical signal detector module output, such as drop
After making an uproar, amplifying again, extraction obtains characteristic physiological data (such as heart rate, electrocardiogram or blood pressure information), passes through wearable device
The display module carried shows or is transmitted by near field (such as bluetooth) communications to mobile terminal, then by mobile terminal
To data service center for further handling, analysis and decision.
The biological information detection device of the utility model sets first electrode and reference electrode in the bottom surface of device body,
In the upper surface of device body and/or side position apart from each other, PPG sensors and second electrode are set.For example, this practicality
New left finesse is contacted with first electrode and reference electrode when being worn on left finesse for wrist-watch, and when measurement can allow the right hand
Thumb and PPG sensor contacts, the forefinger of the right hand are contacted with second electrode.Since PPG sensors and second electrode are in device
The upper surface of body or the space type of side are set, and right hand during measurement is enable smoothly to be contacted with device, reduces the shake of arm,
Can also avoiding device tilt, ensure that the first electrode of bottom surface is effectively contacted with left finesse, improve the acquisition quality of electrocardiosignal.Together
When, since thumb contact with PPG sensors is bonded measurement method, influence of the ambient light to PPG sensors can be reduced, it can
To improve the acquisition quality of pulse signal.
With reference to figure 2, the bottom surface of the device body of detection device 10 is provided with first electrode 11 and reference electrode 13, and side is set
There are second electrode 12 and PPG sensors 21.Wherein, second electrode 12 is pressed from both sides with PPG sensors 21 compared with formed by device center
Angle α is more than 90 °.For example, when the detection device 10 is worn on left finesse, first electrode 11 and reference electrode 13 connect with left finesse
Touch, second electrode 12 and PPG sensors 21 can fingers different with the right hand contact.In a kind of measurement method, can be allowed
Two electrodes 12 and PPG sensors 21 forefinger and thumb with the right hand respectively, first electrode 11 and reference electrode 13 with it is left
Wrist contacts.It should be noted that foregoing second electrode 12 and PPG sensors 21 can be arranged on the side of device body；The
Two electrodes 12 and PPG sensors 21 can be arranged on the upper surface of device body；Can device sheet be arranged on second electrode 12
The upper surface of body, PPG sensors 21 are arranged on the side of device body；Or second electrode 12 is arranged on the side of device body
Face, PPG sensors 21 are arranged on the upper surface of device body.Since PPG sensors and second electrode are in the upper table of device body
The space type of face and/or side is set, and right hand during measurement is enable smoothly to be contacted with device, reduces the shake of arm, moreover it is possible to keep away
Exempt from device tilting, ensure that the first electrode of bottom surface is effectively contacted with left finesse, improve the acquisition quality of electrocardiosignal.Meanwhile by
Measurement method is bonded in thumb contact with PPG sensors, influence of the ambient light to PPG sensors, Ke Yiti can be reduced
The acquisition quality of high pulse signal.
In a kind of preferable embodiment, with reference to figure 3a and Fig. 3 b, second electrode 12 is with PPG sensors 21 compared with dress
The center symmetric setting put in the side of device body, i.e., second electrode 12 and PPG sensors 21 compared with device center institute into
Angle α be 180 °.In a kind of measurement method, when device is worn on left finesse, second electrode 12 and PPG can be allowed to pass
The forefinger and thumb with the right hand, first electrode 11 and reference electrode 13 contact sensor 21 with left finesse respectively.It needs
Bright, second electrode 12 can also be arranged on the upper surface of device body with PPG sensors 21.Since device body generally has
Have symmetrical shape, by second electrode 12 and PPG sensors 21 compared with device center symmetric setting, in measurement process the right hand with
Symmetrically arranged second electrode 12 and PPG sensors 21 contact simultaneously, can be tilted with avoiding device, farthest ensure bottom surface
First electrode effectively contacted with left finesse, further improve electrocardiosignal and pulse signal extraction quality.
In another preferably embodiment, with reference to figure 4a to Fig. 4 d, the upper surface of the device body of detection device 10
When being included in wearing with the parallel first direction by limbs are worn and the second direction vertical with first direction；Limb is worn for example, working as
When body is wrist, first direction is parallel with forearm.Such as Fig. 4 a or Fig. 4 b, along the first direction, it is provided in the side of device body
Second electrode 12 and PPG sensors 21；Alternatively, such as Fig. 4 c or Fig. 4 d, in a second direction, the is provided in the side of device body
Two electrodes 12 and PPG sensors 21.In a kind of measurement method, when device is worn on left finesse, second electrode 12 can be allowed
The forefinger and thumb with the right hand, first electrode 11 and reference electrode 13 are contacted with left finesse respectively with PPG sensors 21.
It should be noted that second electrode 12 can also be arranged on device sheet along the first direction or in a second direction with PPG sensors 21
The upper surface of body；Alternatively, along the first direction, second electrode 12 is arranged on the upper surface of device body, PPG sensors 21 are arranged on
The side of device body；Alternatively, along the first direction, second electrode 12 is arranged on the side of device body, PPG sensors 21 are set
In the upper surface of device body；Alternatively, in a second direction, second electrode 12 is arranged on the upper surface of device body, PPG sensors
21 are arranged on the side of device body；Alternatively, in a second direction, second electrode 12 is arranged on the side of device body, PPG sensings
Device 21 is arranged on the upper surface of device body.By second electrode 12 and PPG sensors 21 along the first direction or second direction set,
The way of contact when right hand is contacted with device more meets the operating habit of user, makes contact measurement process more steady, into
One step reduces electrode-skin contact noise, improves signal-to-noise ratio.
The upper surface and bottom surface of the utility model detection device are not limited to specific shape, can be close for what is shown in figure
It is square, or circular, oval or other shapes.When the detection device of the utility model is used in wearable device
When, bottom shell which contacts usually as wearable device with body surface.Second electrode and PPG sensors are usual
It is arranged on the side wall upwardly extended by bottom or allows in wearable device shape, be arranged on wearable device
Upper surface.
The detection device of the utility model be used in wearable device (such as include but not limited to wrist-watch, bracelet, bracelet and foot
Ring) in when, wearable device can by differential signal detector export electrocardiosignal and optical signal detector output arteries and veins
Signal of fighting is sent to mobile terminal, and user can check data on mobile terminals, and mobile terminal can also be by the electrocardio number of acquisition
The heart rate data and blood pressure data extracted according to, pulse data and from electrocardiogram (ECG) data and pulse data is transmitted to data clothes
Business center, data service center are further processed analysis, help the potential such as angiocardiopathy of user's identification or help to suffer from
Person monitors such as angiocardiopathy.
It will be appreciated by those skilled in the art that the feature of embodiment disclosed herein can be combined,
It rearranges etc. to generate other embodiments in the scope of the utility model, various other changes can also be carried out, omitted
And addition, without departing from the spirit and scope of the utility model.
Claims (5)
1. a kind of biological information detection device, for wearable device, the biological information detection device includes device body, sets
It puts the differential signal detector inside device body, the optical signal detector being arranged on inside device body and sets
In the first electrode on device body surface, second electrode, reference electrode and PPG sensors, the first electrode, second electrode
And reference electrode is connected with the differential signal detector, the PPG sensors are connected with the optical signal detector, institute
It states first electrode and the reference electrode is arranged on the bottom surface of described device body, the second electrode is arranged on described device
The side or upper surface of body, which is characterized in that
The PPG sensors are arranged on the side or upper surface of described device body, the PPG sensors and the second electrode
It is more than 90 ° compared with angle formed by the center of described device body.
2. biological information detection device according to claim 1, which is characterized in that the second electrode is passed with the PPG
Sensor is compared with the center symmetric setting of described device body in the side of described device body or upper surface.
3. biological information detection device according to claim 1, which is characterized in that the upper surface of described device body includes
Wear when with the parallel first direction by limbs are worn and the second direction vertical with first direction；The second electrode with it is described
PPG sensors are along the first direction scattering device in the side of described device body and/or upper surface or along described second
Direction scattering device is in the side of described device body and/or upper surface.
4. a kind of wearable device, which is characterized in that the wearable device includes claim 1 on the face contacted with body
To the biological information detection device any one of 3.
5. wearable device according to claim 4, which is characterized in that the wearable device for wrist-watch, bracelet, bracelet or
Foot ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720304703.2U CN207370703U (en) | 2017-03-27 | 2017-03-27 | Biological information detection device and wearable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720304703.2U CN207370703U (en) | 2017-03-27 | 2017-03-27 | Biological information detection device and wearable device |
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| Publication Number | Publication Date |
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| CN207370703U true CN207370703U (en) | 2018-05-18 |
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| CN201720304703.2U Active CN207370703U (en) | 2017-03-27 | 2017-03-27 | Biological information detection device and wearable device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968935A (en) * | 2018-08-10 | 2018-12-11 | 章立美 | A kind of vital signs monitoring alarm and method suitable for old man |
| CN109907746A (en) * | 2019-04-22 | 2019-06-21 | 深圳仙苗科技有限公司 | A kind of healthy bracelet and its application method acquiring ultraviolet light and electrocardiosignal |
| WO2021098694A1 (en) * | 2019-11-18 | 2021-05-27 | Oppo广东移动通信有限公司 | Ppg testing circuit and method, and wearable electronic device |
| CN114469118A (en) * | 2020-10-23 | 2022-05-13 | Oppo广东移动通信有限公司 | Electronic equipment and wearable equipment |
| WO2022183872A1 (en) * | 2021-03-05 | 2022-09-09 | Oppo广东移动通信有限公司 | Information processing method, wearable system, and computer-readable storage medium |
-
2017
- 2017-03-27 CN CN201720304703.2U patent/CN207370703U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968935A (en) * | 2018-08-10 | 2018-12-11 | 章立美 | A kind of vital signs monitoring alarm and method suitable for old man |
| CN109907746A (en) * | 2019-04-22 | 2019-06-21 | 深圳仙苗科技有限公司 | A kind of healthy bracelet and its application method acquiring ultraviolet light and electrocardiosignal |
| WO2021098694A1 (en) * | 2019-11-18 | 2021-05-27 | Oppo广东移动通信有限公司 | Ppg testing circuit and method, and wearable electronic device |
| CN114469118A (en) * | 2020-10-23 | 2022-05-13 | Oppo广东移动通信有限公司 | Electronic equipment and wearable equipment |
| WO2022183872A1 (en) * | 2021-03-05 | 2022-09-09 | Oppo广东移动通信有限公司 | Information processing method, wearable system, and computer-readable storage medium |
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