CN105769139A - Pulse signal acquisition and data wireless transmission device located on fingernail - Google Patents
Pulse signal acquisition and data wireless transmission device located on fingernail Download PDFInfo
- Publication number
- CN105769139A CN105769139A CN201610162349.4A CN201610162349A CN105769139A CN 105769139 A CN105769139 A CN 105769139A CN 201610162349 A CN201610162349 A CN 201610162349A CN 105769139 A CN105769139 A CN 105769139A
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- pulse
- pulse signal
- fingernail
- module
- signal
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
- A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6825—Hand
- A61B5/6826—Finger
Abstract
The invention discloses a pulse signal acquisition and data wireless transmission device located on a fingernail. The device comprises a pulse transducer (1), a non-closed clamping elastic piece (2), a hinge (3), a non-closed finger part fixing sleeve (4), a signal conditioning circuit module (5) and a single chip microcomputer acquiring and sending module (6), wherein the pulse transducer (1) is arranged at the front end of the clamping elastic piece (2) which can fix the pulse transducer (1) stably on the fingernail; the clamping elastic piece (2) is connected with the finger part fixing sleeve (4) through the hinge (3) and can rotate along with the movement of a finger part; the pulse signals are processed by the signal conditioning circuit module (5), and processed data are acquired by the single chip microcomputer acquiring and sending module (6) and are transmitted wirelessly to another equipment through Bluetooth of the single chip microcomputer acquiring and sending module (6).
Description
Technical field
The present invention relates to the detection of the pulse information of photoelectric sphyg sensor and data wireless base station apparatus.
Background technology
Along with the development of society, improving constantly of living standards of the people, people increasingly pay close attention to the monitoring of self health status in daily life.Beating of pulse comes from the periodic pulses of heart, it is possible to effectively react the health status of heart.Compared with the gatherer process of electrocardiosignal, the acquisition mode of pulse signal is more easy to the monitoring realizing daily physiological signal.Pulse signal contains abundant physiological and pathological information, as clinical and daily life important physical signs, there is important Research Significance and clinical value.
At present, photoelectric sphyg signal supervisory instrument is broadly divided into transmission-type and reflective from detection mode.Transmittance type pulse sensor is widely used at clinical field, sensors with auxiliary electrode mainly includes photoemission cell and photoelectric receiving tube, transmittance type pulse sensor is the both sides that transmitting tube and reception pipe are placed in tissue, measure position to be limited to, the pulse signal being suitable for the relatively thin position of tissue is measured, such as finger, foot portion, ear etc., the mode measured frequently with finger clinically at present gathers the pulse signal of human body, sensors with auxiliary electrode mostly is finger-clipped, the movement of limbs easily has influence on the detection of pulse signal, in measurement process, prevent sensor from coming off and ensure stable collection pulse signal, certain chucking power is often applied at tested position, long-time use can bring discomfort.The detection equipment of sensors with auxiliary electrode usually because being connected by the factors such as wired mode, detection equipment volume are bigger, is not easy to realize the monitoring of daily pulse signal.In recent years, reflection pulse signal detection apparatus starts to be applied in portable consumer product.Reflection pulse sensor is made up of photoemission cell and photoelectric receiving tube, but with transmission-type the difference is that, the reflective side that photoemission cell and photoelectric receiving tube are placed in tissue.Have benefited from the detection mode of its pulse signal, decrease the restriction measuring position, improve the motility of pulse signal detection.
Although the application of photoelectric sphyg signal supervisory instrument is more and more extensive, but some problems demand existed in using solve: transmission-type or reflection pulse sensor are in use, no matter use is pasted, clamps, is fixed the modes such as device constraint, is required for being stably fixed to photoelectric sphyg tested portion faces.But, human muscle, skin etc. have elasticity, the measurement process of pulse signal is easily subject to the impact of the factors such as body moves, make pulse transducer and tested position be moved, the situation such as pressure change, these situations will affect the collection of pulse signal, and such pulse signal will have a strong impact on processing further and analyzing of pulse signal.These problems make the practicality of photoelectric sphyg harvester be greatly limited, and constrain the clinical analysis and research with the pulse signal in daily life and application.
Summary of the invention
Present invention aim to address in the clinical problem inaccurate, unstable with pulse signal detection in daily life.
In order to solve above-mentioned technical problem, the present invention devises pulse detection and the data wireless base station apparatus of photoelectric sensor, adopt the mode that clamping flexure strip and fingerstall are fixed, stable for pulse transducer is pressed against on fingernail, improve pulse detecting device in the static deficiency detected with pulse signal under current intelligence, the present invention is under ensure that the premise that pulse signal accurate stable detects, the wireless transmission of data is realized by the bluetooth that utilization rate in daily life is higher, not only ensure that the detection of this equipment pulse signal under static state and current intelligence, also improve pulse signal detection and send portability and the practicality of transposition.
The present invention is in the pulse signal collection on fingernail and data wireless base station apparatus, there is a untight finger fixed cover 4, this device also includes pulse transducer 1, untight clamping flexure strip 2, hinge 3, signal conditioning circuit module 5 and single-chip microcomputer and gathers sending module 6, described pulse transducer 1 is fixed on the front end of clamping flexure strip 2, and pulse transducer 1 can be stably fixed on fingernail by clamping flexure strip 2；Clamping flexure strip 2 is connected by hinge 3 with finger fixed cover 4, and can rotate with the activity of finger；By signal conditioning circuit module 5, pulse signal is processed, gathered by single-chip microcomputer and sending module 6 gathers data after treatment, and gathered by single-chip microcomputer and data are transmitted to other equipment by the bluetooth of sending module 6 wirelessly.
Usefulness of the present invention is: by pulse transducer design on fingernail, because fingernail is rigidity, as long as relative displacement will not be there is with tested position in fixing-stable, greatly reduce the impact of the fixing detection on pulse signal of sensor, improve pulse detecting device and detect inaccurate deficiency static with pulse signal under current intelligence, improve the accuracy of system, stability.
Accompanying drawing explanation
The isometric that Fig. 1 is pulse signal collection of the present invention and data wireless base station apparatus attempts, and Fig. 2 is the left view of pulse signal collection of the present invention and data wireless base station apparatus, and Fig. 3 is the system block diagram of pulse signal collection of the present invention and data wireless base station apparatus.
Specific embodiments
As shown in Figure 1, it is the pulse signal collection of the present invention and the isometric of data wireless base station apparatus attempts, the present invention is in the pulse signal collection on fingernail and data wireless base station apparatus, there is a untight finger fixed cover 4, this device also includes pulse transducer 1, untight clamping flexure strip 2, hinge 3, signal conditioning circuit module 5 and single-chip microcomputer and gathers sending module 6, described pulse transducer 1 is fixed on the front end of clamping flexure strip 2, and pulse transducer 1 can be stably fixed on fingernail by clamping flexure strip 2；Clamping flexure strip 2 is connected by hinge 3 with finger fixed cover 4, and can rotate with the activity of finger；By signal conditioning circuit module 5, pulse signal is processed, gathered by single-chip microcomputer and sending module 6 gathers data after treatment, and gathered by single-chip microcomputer and data are transmitted to other equipment by the bluetooth of sending module 6 wirelessly.
As in figure 2 it is shown, for fixing pulse transducer and stable for pulse transducer being pressed against fingernail.Described pulse transducer 1 is reflection type photoelectricity pulse transducer, and its primary structure includes photoemission cell and photoelectric receiving tube, and photoemission cell and photoelectric receiving tube are integrated in side.There are some researches show, the ripple about 560nm wavelength how reflects skin superficial part arteriole information, is adapted to extract pulse signal, and wherein, photoemission cell selects wavelength at the green emission pipe of 500-560nm；Meanwhile, the photoelectric receiving tube experiencing green glow is selected, it is ensured that the sensitivity that sensor is higher.This kind of reflection pulse sensor adopts photoemission light and the photoelectric receiving tube of low-power consumption, and long-time use will not change sensor sheet surface temperature, the monitoring of pulse signal in applicable daily life.Photoelectric sphyg sensor is fixed on the front portion of clamping flexure strip 2, for the collection of the pulse signal at fingernail place.
As in figure 2 it is shown, clamping flexure strip 2 belongs to non-enclosed construction, there is certain elasticity, finger can be stably fixed on, can use flexibly in different crowd meanwhile.Fingernail is rigid body, as long as fixing proper collection pulse signal that just can be stable, clamping flexure strip 2 is designed in stable wearing when referring on joint, certain power can be applied to fingernail, stable for pulse transducer is pressed against on fingernail, prevent it from moving or come off, it is simple to stablizing, gather accurately the pulse signal at fingernail place.This mode improves the deficiency of traditional finger-clipped pulse transducer, the long-time sense of discomfort that will not bring clamping that uses, the monitoring of the pulse signal in applicable supervision situation long-time, unmanned.
As shown in Figure 1 to Figure 3, clamping flexure strip 2 is connected by hinge 3 with finger fixed cover 4, and can rotate according to the activity of finger.The stable fixing of finger fixed cover 4 can prevent clamping flexure strip 2 from use moving forward and backward or coming off, and further ensures the accurate stable collection of pulse signal.While stable collection signal, can on finger fixed cover 4 fixed signal conditioning circuit module 5 and single-chip microcomputer collection and sending module 6.Wherein, pulse transducer 1, signal conditioning circuit module 5 and single-chip microcomputer collection sending module 7 all adopt wired mode to connect.Signal conditioning circuit module 5 is for processing the signal of pulse transducer 1 output, including low-pass filter circuit 5-1, high-pass filtering circuit 5-2 and amplifying circuit 5-3.High pass and low-pass filter circuit can effectively suppress the high frequency of non-pulse signal, low-frequency component in signal, amplifying circuit can after filtering noise, faint pulse signal is amplified, it is made to export signal within certain scope, it is suitable for the collection range of single-chip microcomputer, it is simple to the measurement of pulse signal and monitoring.Single-chip microcomputer gathers sending module 6 and comprises power module 6-1, one-chip computer module 6-2, clock module 6-3 and bluetooth module 6-4, power module is single-chip microcomputer, signal conditioning circuit and pulse transducer provide power supply, one-chip computer module is used for signals collecting and transmission, clock module provides stable operating frequency for single-chip microcomputer, and bluetooth module is that single-chip microcomputer sends data and provides hardware supported.Single-chip microcomputer gathers sending module 6 and uses wired mode, gathers the pulse signal after being processed by signal conditioning circuit module 5, converts analog signals into digital quantity, and the bluetooth being encoded by single-chip microcomputer and being carried by single-chip microcomputer sends the pulse signal collected.Finger fixed cover 4 belongs to non-enclosed construction, can improve the motility of use.Pulse signal collection and data wireless base station apparatus can be stably fixed on the basis of finger by finger fixed cover 4, further ensure the collection that pulse signal is accurate, stable, rear end fingerstall can be placed pulse signal conditioning circuit module 5 and single-chip microcomputer collection and wireless sending module 6, improve portability and the practicality of pulse signal collection and the data wireless base station apparatus being positioned on fingernail.
The invention is not restricted to the structure of Fig. 1 to Fig. 3 illustrated embodiment.The fingerstall of the present invention can also have other malformations, for instance, sensor placement location, fingerstall can be enclosed construction, and fingerstall can also be other surface configurations.As long as using fingerstall structure and sensor being positioned on fingernail and all falls within protection scope of the present invention.
Claims (4)
1. it is positioned at the pulse signal collection on fingernail and data wireless base station apparatus, there is untight finger fixed cover (4), it is characterized in that this device also includes pulse transducer (1), untight clamping flexure strip (2), hinge (3), untight finger fixed cover (4), signal conditioning circuit module (5) and single-chip microcomputer and gathers sending module (6), described pulse transducer (1) is fixed on the front end of clamping flexure strip (2), and pulse transducer (1) can be stably fixed on fingernail by clamping flexure strip (2)；Clamping flexure strip (2) is connected by hinge (3) with finger fixed cover (4), and can rotate with the activity of finger；By signal conditioning circuit module (5), pulse signal is processed, gathered by single-chip microcomputer and sending module (6) gathers data after treatment, and gathered by single-chip microcomputer and data are transmitted to other equipment by the bluetooth of sending module (6) wirelessly.
2. the pulse signal collection being positioned on fingernail described in claim 1 and data wireless base station apparatus, it is characterized in that: described pulse transducer (1) is reflection type photoelectricity pulse transducer, photoemission cell and photoelectric receiving tube are become one, and photoelectric sphyg sensor is fixed on the front end clamping flexure strip (2), for the collection of the pulse signal at fingernail place.
3. the pulse signal collection being positioned on fingernail described in claim 1 and data wireless base station apparatus, it is characterized in that: signal conditioning circuit module (5) and pulse transducer (1) connect in the way of wired, the signal that signal conditioning circuit module (5) place reason pulse transducer (1) exports；Wherein, signal conditioning circuit module (5) includes low-pass filter circuit (5-1), high-pass filtering circuit (5-2) and signal amplification circuit (5-3), the high frequency of non-pulse signal, low-frequency component in energy filtered signal, and while filtering noise, faint pulse signal is amplified.
4. the pulse signal collection being positioned on fingernail described in claim 1 and data wireless base station apparatus, it is characterized in that: single-chip microcomputer gathers sending module (6) and comprises power module (6-1), one-chip computer module (6-2), clock module (6-3) and bluetooth module (6-4), and connects in the way of wired with signal conditioning circuit module (5)；Single-chip microcomputer gathers sending module (6) and gathers the pulse signal after being processed by signal conditioning circuit module (5), converts analog signals into digital quantity, and the bluetooth carried by single-chip microcomputer is encoded and sends the pulse signal collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162349.4A CN105769139B (en) | 2016-03-22 | 2016-03-22 | Pulse signal acquisition on nail and data wireless base station apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162349.4A CN105769139B (en) | 2016-03-22 | 2016-03-22 | Pulse signal acquisition on nail and data wireless base station apparatus |
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| Publication Number | Publication Date |
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| CN105769139A true CN105769139A (en) | 2016-07-20 |
| CN105769139B CN105769139B (en) | 2018-09-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018121704A (en) * | 2017-01-30 | 2018-08-09 | 独立行政法人国立高等専門学校機構 | Wearable pulse wave sensor |
| CN110251113A (en) * | 2019-06-14 | 2019-09-20 | 广东工业大学 | A kind of wireless heart rate detector and detection method |
| CN112450922A (en) * | 2021-01-02 | 2021-03-09 | 乐开琼 | Pulse oximeter for treating new coronavirus and using method thereof |
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| CN112450922A (en) * | 2021-01-02 | 2021-03-09 | 乐开琼 | Pulse oximeter for treating new coronavirus and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN105769139B (en) | 2018-09-11 |
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