CN206560437U - A kind of stress assessment system - Google Patents
A kind of stress assessment system Download PDFInfo
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- CN206560437U CN206560437U CN201620816337.4U CN201620816337U CN206560437U CN 206560437 U CN206560437 U CN 206560437U CN 201620816337 U CN201620816337 U CN 201620816337U CN 206560437 U CN206560437 U CN 206560437U
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Abstract
The utility model discloses a kind of stress assessment system, including：Portable cardiac harvester, stress Evaluation Platform, database, sound prompt device, device displaying result；Described stress Evaluation Platform includes instantaneous heart rate and calculates module, and heart rate power spectrum computing module, breath signal computing module breathes fundamental frequency computing module, Neurological features parameter calculating module, stress evaluation module；The device displaying result shows stress assessment result and suggestion, and the sound prompt device plays stress value and suggestion content.Database preserves electrocardiogram (ECG) data and stress assessment result.The system assesses nervous system poised state using objective physiological signal, so as to assess stress state, it is to avoid the subjectivity that stress is assessed, and has the advantages that operation is simple and Clinical practicability is strong.
Description
Technical field
The utility model is related to a kind of computer-aided diagnosis technology, more particularly to a kind of stress assessment system.
Background technology
Modern increasingly payes attention to physical and mental health, when people refer to the physically and mentally healthy problem of people, is often related to stress.
Stress is excessive, can give people to cause many deleterious effects, for example, work, life are lost confidence, depressed, is tired of
Hot-tempered, dyssomnias etc..Be continuously in stress it is excessive in the state of, it is easy to trigger mental illness such as depression, anxiety disorder.
It is also social concern that stress, which is not only Psychologic Problems, not only makes the quality of life of people and reduces, and also constrains economy
Development, and then influence the process of social development.Stress is studied, and it is estimated, it has also become the problem of must solving.
Current stress assay method mainly has subjective assessment method and the class of objective evaluation method two.Subjective assessment is by tested
Person's subjectivity fills in Self-assessment Scale, and subject selects appropriate answer according to personal actual conditions, has the disadvantage to subject from figure
Part requires higher, and it must have the ability read, understand and judged, could complete effective Self-assessment Scale.Objective evaluation method
There are the methods such as blood biochemical evaluation, iconography evaluation, physiologic index evaluation.Wherein blood biochemical and iconography evaluation operation is multiple
Miscellaneous, cost is high, is unfavorable for the popularization and popularization of stress assessment.In view of the above-mentioned problems, being based on the utility model proposes one kind
The stress assessment system of physiological signal, system energy is objective, quantitative, neurostatus is neatly assessed, so as to assess
Stress state.
Utility model content
The purpose of this utility model is to overcome the shortcoming and deficiency of existing evaluation method and evaluation system smart there is provided one kind
Refreshing Stress appraisal system, the system exports the stress value of testee by gathering electrocardiogram (ECG) data, and according to stress shape
State provides suggestion.
The purpose of this utility model is achieved through the following technical solutions：A kind of stress assessment system, including：It is portable
ECG collection device, stress Evaluation Platform, database, sound prompt device and device displaying result；The portable heart
Electric harvester is connected with stress Evaluation Platform, and the database is connected with stress Evaluation Platform, and the voice is carried
Showing device is connected with stress Evaluation Platform, and the device displaying result is connected with stress Evaluation Platform；
Described portable cardiac harvester includes external device (ED) and interior arrangement, and described external device (ED) is led including three
Join electrode wires, wrist strap and shell, described three crosslinking electrode lines with wrist strap and cage connection；Described interior arrangement includes the heart
Electric acquisition module and Bluetooth communication modules, the electrocardiogram acquisition module are connected with Bluetooth communication modules.Described portable cardiac
Harvester is used to gather electrocardiosignal, and electrocardiosignal is transferred into stress Evaluation Platform through Bluetooth communication modules.
Described stress Evaluation Platform includes instantaneous heart rate and calculates module, heart rate power spectrum computing module, breathing letter
Number computing module, breathes fundamental frequency computing module, Neurological features parameter calculating module, stress evaluation module；The wink
When rate calculation module be connected with heart rate power spectrum computing module, the breath signal computing module with breathing fundamental frequency computing module
It is connected, the input of the Neurological features parameter calculating module is calculated with heart rate power spectrum computing module with breathing fundamental frequency respectively
Module is connected, and the output of Neurological features parameter calculating module is connected with stress evaluation module.The stress is commented
Estimate platform input ecg signal, export stress value, evaluate stress state, and provided and build according to stress state
View.
The database preserves the electrocardiogram (ECG) data and stress assessment result of testee；
Sound prompt device prompt time during electrocardiogram acquisition, after stress evaluation module output result
Voice message stress value and the suggestion content provided according to stress state；
The device displaying result shows stress assessment result and the suggestion provided according to stress state.
The utility model has the following advantages and effect relative to prior art：
1st, nervous system poised state is assessed using objective physiological signal, so as to assess stress state, it is to avoid essence
The subjectivity of refreshing Stress appraisal；
2nd, during stress is assessed, it is only necessary to gather the electrocardiosignal of testee, operation is simple, with clinic
Practicality；
3rd, stress value is expressed in concrete numerical value mode, facilitates doctor and testee to understand assessment result, and according to being
The suggestion provided of uniting is improved.
Brief description of the drawings
Fig. 1 is the stress assessment system structure chart.
Fig. 2 is the stress Evaluation Platform structure chart.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Embodiment
A kind of stress assessment system as shown in figure 1, including：Portable cardiac harvester, stress are assessed flat
Platform, database, sound prompt device and device displaying result；The portable cardiac harvester and stress Evaluation Platform
It is connected, the database is connected with stress Evaluation Platform, and the sound prompt device is connected with stress Evaluation Platform,
The device displaying result is connected with stress Evaluation Platform；
Described portable cardiac harvester includes external device (ED) and interior arrangement, and described external device (ED) is led including three
Join electrode wires, wrist strap and shell, described three crosslinking electrode lines with wrist strap and cage connection；Described interior arrangement includes the heart
Electric acquisition module and Bluetooth communication modules, the electrocardiogram acquisition module are connected with Bluetooth communication modules.
Described stress Evaluation Platform as shown in Fig. 2 including：Module, heart rate power spectrum are calculated including instantaneous heart rate
Computing module, breath signal computing module, breathing fundamental frequency computing module, Neurological features parameter calculating module and stress
Evaluation module.The instantaneous heart rate calculates the electrocardiosignal of module input portable cardiac harvester collection, exports the instantaneous heart
Rate signal is to heart rate power spectrum computing module, and heart rate power spectrum computing module output heart rate power spectrum, the breath signal is calculated
Module exports breath signal to breathing fundamental frequency computing module, breathing fundamental frequency computing module output breathing fundamental frequency, the nervous system
Calculation of characteristic parameters module inputs heart rate power spectrum and breathing fundamental frequency, and output nerve system characteristic parameters, the stress is commented
Estimate module input Neurological features parameter, export stress value, and suggestion is provided according to stress state.
The stress assessment system specific implementation step is as follows：
Step 1, portable cardiac harvester by wrist strap is fixed on wrist, using the collection of three crosslinking electrode lines very
The electrocardiogram (ECG) data of clock, electrocardiosignal is transferred to stress Evaluation Platform through Bluetooth communication modules；
Step 2, the instantaneous heart rate of stress Evaluation Platform calculate module input electrocardiogram (ECG) data, using depositing in the prior art
Method of derivation and thresholding method extract R ripple wave crest points, obtain RR between phase signal, utilize phase signal and instantaneous heart rate between RR
Relation conversion, obtain instantaneous heart rate signal, instantaneous heart rate signal is entered row interpolation and resampling processing, instantaneous heart rate calculate mould
Block exports instantaneous heart rate signal.
Step 2, heart rate power spectrum computing module input instantaneous heart rate signal, Fourier change is carried out to instantaneous heart rate signal
Change, obtain heart rate power spectrum.Heart rate power spectrum computing module exports heart rate power spectrum.
Step 3, breath signal calculate QRS wave area in ecg wave form, obtain breath signal and breath signal is inserted
Value and resampling.Breath signal computing module exports breath signal.
Step 4, breathing fundamental frequency computing module input breath signal, the power of breath signal is calculated using Fourier transform
The corresponding frequency of peak power is used as breathing fundamental frequency in spectrum, extraction breathing power spectrum.Breathe fundamental frequency computing module output breathing base
Frequently.
The heart rate power spectrum and step 4 obtained in step 5, Neurological features parameter calculating module input step 2 is obtained
Breathing fundamental frequency, with reference to heart rate power spectrum breathing fundamental frequency using prior art calculate Neurological features parameter.Nervous system is special
Levy parameter calculating module output nerve system characteristic parameters.
Step 6, stress evaluation module input Neurological features parameter, using stress assessment models calculate by
The stress value of survey person, evaluates the stress state of testee, and provides suggestion according to stress state.
Step 7, device displaying result show stress assessment result and the suggestion provided according to stress state.
Step 8, sound prompt device play stress value and the suggestion content provided according to stress state.
Step 9, database preserve the electrocardiogram (ECG) data and stress assessment result of testee.
Above-described embodiment is the utility model preferably embodiment, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplification, should be equivalent substitute mode, are included within protection domain of the present utility model.
Claims (2)
1. a kind of stress assessment system, it is characterised in that assess flat including portable cardiac harvester, stress
Platform, database, sound prompt device and device displaying result；The portable cardiac harvester and stress Evaluation Platform
It is connected, the database is connected with stress Evaluation Platform, and the sound prompt device is connected with stress Evaluation Platform,
The device displaying result is connected with stress Evaluation Platform.
2. stress assessment system according to claim 1, it is characterised in that described portable cardiac harvester
Including external device (ED) and interior arrangement, described external device (ED) includes three crosslinking electrode lines, wrist strap and shell, three described leads
Electrode wires and wrist strap are and cage connection；Described interior arrangement includes electrocardiogram acquisition module and Bluetooth communication modules, the heart
Electric acquisition module is connected with Bluetooth communication modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620816337.4U CN206560437U (en) | 2016-07-29 | 2016-07-29 | A kind of stress assessment system |
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| CN201620816337.4U CN206560437U (en) | 2016-07-29 | 2016-07-29 | A kind of stress assessment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137226A (en) * | 2016-07-29 | 2016-11-23 | 华南理工大学 | A kind of stress appraisal procedure based on heart source property breath signal |
| WO2021097731A1 (en) * | 2019-11-20 | 2021-05-27 | 林千寻 | Human mental stress test method and system |
-
2016
- 2016-07-29 CN CN201620816337.4U patent/CN206560437U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137226A (en) * | 2016-07-29 | 2016-11-23 | 华南理工大学 | A kind of stress appraisal procedure based on heart source property breath signal |
| WO2021097731A1 (en) * | 2019-11-20 | 2021-05-27 | 林千寻 | Human mental stress test method and system |
| CN113194829A (en) * | 2019-11-20 | 2021-07-30 | 林千寻 | Human body mental stress testing method and system |
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