CN110403598A - The processing method and processing device of three-dimensional electrocardio scatter plot - Google Patents
The processing method and processing device of three-dimensional electrocardio scatter plot Download PDFInfo
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- 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
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/0245—Detecting, measuring or recording pulse rate or heart rate by using sensing means generating electric signals, i.e. ECG signals
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
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- A—HUMAN NECESSITIES
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- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/352—Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/366—Detecting abnormal QRS complex, e.g. widening
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Abstract
The invention discloses a kind of processing method and processing devices of three-dimensional electrocardio scatter plot.Wherein, this method comprises: obtaining multiple RR interphases in electrocardiosignal, wherein RR interphase is the distance between R wave in two QRS complexes；Three-dimensional electrocardio scatter plot is constructed using multiple RR interphases；The selection target point set on three-dimensional electrocardio scatter plot carries out playback in reverse to target point set and obtains the corresponding electrocardiogram segment of target point set.The present invention is solved and can not carry out the technical issues of having some limitations in some special arrhythmia analysis caused by playback in reverse to the three-dimensional electrocardio scatter plot generated based on electrocardiosignal in the related technology.
Description
Technical field
The present invention relates to ECG techniques field, a kind of processing method in particular to three-dimensional electrocardio scatter plot and
Device.
Background technique
Dynamic ECG is that one kind can continuously record human heart electrocardiogram under activity and rest state becomes for a long time
The method of change.This technology was initially applied to monitor the research of cardiac electrical activity by Holter in nineteen fifty-seven, so also known as Holter
Monitor ECG instrument has become one of important diagnostic method of noninvasive testing in clinical cardiovascular field at present.
Due to dynamic ecg monitoring human body 1 day to 30 days or the magnanimity electrocardiogram (ECG) data of longer time, clinician is right
When dynamic ECG is analyzed, a large amount of time can be consumed, current most of dynamic ECG analysis systems use continuous 3
The two-dimentional Lorenz Discrete point analysis of 2 RR interphases production of heartbeat composition.
Current two dimension Lorenz scatter plot mapping and analysis method:
1. the ambulatory ecg signal that pair acquisition comes carries out automatically analyzing identification R wave position, adjacent R R interphase is calculated.
2. being iterated mapping using adjacent RR interphase, continuous 3 heartbeats constitute 2 RR interphases, in two-dimensional surface
In make a corresponding point set, often normal person is for 24 hours close to 100,000 times or so heartbeats, then can be 100,000 times or so by this
RR interphase iteration maps to form a plan view with a large amount of point sets.
3. clinician on two-dimentional Lorenz scatter plot according to different arrhythmia cordis, between caused difference agglomerates distribution comes
It connects the quickly magnanimity electrocardiogram (ECG) data of analysis dynamic ECG and two-dimentional playback in reverse technology is combined to clarify a diagnosis, so as to
To achieve the purpose that quick and precisely to analyze and edit magnanimity electrocardiogram (ECG) data.
Above-mentioned, two-dimentional Lorenz electrocardio scatter plot advantage is the mesh to the analysis of magnanimity electrocardiogram (ECG) data rapid batch, still
Existing two dimension Lorenz scatter plot is to be iterated mapping using continuous 2 RR interphases, in some special arrhythmia cordis
There is certain limitation.Such as meeting when needing to identify by more RR interphases in some special arrhythmia cordis or cardiac electrical event
Because point set is overlapped or can not expose.Such as the overlapping of premature beat bigeminy, trigeminy can not be shown.
For above-mentioned playback in reverse can not be carried out to the three-dimensional electrocardio scatter plot generated based on electrocardiosignal in the related technology
Caused the problem of having some limitations in some special arrhythmia analysis, not yet proposes effective solution at present
Scheme.
Summary of the invention
The embodiment of the invention provides a kind of processing method and processing devices of three-dimensional electrocardio scatter plot, at least to solve related skill
The three-dimensional electrocardio scatter plot generated based on electrocardiosignal can not be carried out caused by playback in reverse in some special hearts rate in art
The technical issues of being had some limitations in not normal analysis.
According to an aspect of an embodiment of the present invention, a kind of processing method of three-dimensional electrocardio scatter plot is provided, comprising: obtain
Multiple RR interphases in coring electric signal, wherein the RR interphase is the distance between R wave in two QRS complexes；Using multiple
The RR interphase constructs three-dimensional electrocardio scatter plot；The selection target point set on the three-dimensional electrocardio scatter plot, to the target point
Collection carries out playback in reverse and obtains the corresponding electrocardiogram segment of the target point set.
Optionally, obtaining multiple RR interphases in electrocardiosignal includes: to carry out in advance to the signal acquisition region of predetermined object
Processing, wherein the signal acquisition region is in the predetermined object for carrying out the position of ecg signal acquiring；It is pre-processing
The signal acquisition region afterwards carries out signal acquisition, obtains the electrocardiosignal；The electrocardiosignal is analyzed, and base
The R wave position of R wave in each QRS wave is extracted in analysis result；Based on the R wave position of R wave in each QRS wave of extraction
Calculate multiple RR interphases.
Optionally, constructing three-dimensional electrocardio scatter plot using multiple RR interphases includes: using interim between multiple RR
Continuous three RR interphases, construct the three-dimensional array of predetermined dimension；Using first RR interphase interim between three RR as
First dimension of the three-dimensional array, using second RR interphase interim between three RR as the second of the three-dimensional array
Dimension, and using third RR interphase interim between three RR as the third dimension of the three-dimensional array, construct initial three-dimensional
Electrocardio scatter plot；Using the three-dimensional array of the composition per continuous three RR interphases interim between multiple RR to the initial three-dimensional
Electrocardio scatter plot is filled, and obtains the three-dimensional electrocardio scatter plot.
Optionally, after constructing three-dimensional electrocardio scatter plot using multiple RR interphases, the three-dimensional electrocardio scatter plot
Processing method further include: the density for determining different zones in the three-dimensional electrocardio scatter plot obtains multiple density areas；Based on institute
The density for stating multiple density areas carries out color coding to each density area in the multiple density area.
Optionally, after constructing three-dimensional electrocardio scatter plot using multiple RR interphases, the three-dimensional electrocardio scatter plot
Processing method further include: determine the corresponding observation side of each observation dimension in multiple observation dimensions of the three-dimensional electrocardio scatter plot
Formula；Based on the observed pattern, the observation dimension corresponded in the three-dimensional electrocardio scatter plot to the observed pattern is seen
It surveys.
Optionally, the selection target point set on the three-dimensional electrocardio scatter plot, carries out playback in reverse to the target point set
Obtaining the corresponding electrocardiogram segment of the target point set includes: to carry out point by point scanning to the target point set, obtains the target
Coordinate of each point that point is concentrated in its corresponding observation dimension；Based on each point in its corresponding observation dimension
Coordinate and the attribute value of the observation dimension obtain the three-dimensional array that each pair of point is answered；Three answered using each pair of point
Dimension group carries out playback in reverse to the target point set, obtains the corresponding electrocardiogram segment of the target point set.
Optionally, the selection target point set on the three-dimensional electrocardio scatter plot, carries out playback in reverse to the target point set
After obtaining the corresponding electrocardiogram segment of the target point set, the processing method of the three-dimensional electrocardio scatter plot further include: using newly
The electrocardiosignal of acquisition modifies to the corresponding heartbeat attribute of the electrocardiogram segment.
Another aspect according to an embodiment of the present invention additionally provides a kind of processing unit of three-dimensional electrocardio scatter plot,
It include: acquiring unit, for obtaining multiple RR interphases in electrocardiosignal, wherein the RR interphase is R in two QRS complexes
The distance between wave；Construction unit, for constructing three-dimensional electrocardio scatter plot using multiple RR interphases；Playback in reverse unit,
For the selection target point set on the three-dimensional electrocardio scatter plot, playback in reverse is carried out to the target point set and obtains the target
The corresponding electrocardiogram segment of point set.
Optionally, the acquiring unit includes: preprocessing module, is carried out for the signal acquisition region to predetermined object pre-
Processing, wherein the signal acquisition region is in the predetermined object for carrying out the position of ecg signal acquiring；Acquire mould
Block carries out signal acquisition for the signal acquisition region after the pre-treatment, obtains the electrocardiosignal；Extraction module is used
It is analyzed in the electrocardiosignal, and extracts the R wave position of R wave in each QRS wave based on analysis result；Computing module,
R wave position for R wave in each QRS wave based on extraction calculates multiple RR interphases.
Optionally, the construction unit includes: the first building module, for utilizing between multiple RR interim continuous three
A RR interphase, constructs the three-dimensional array of predetermined dimension；Second building module, for by first RR interim between three RR
First dimension of the interphase as the three-dimensional array, using second RR interphase interim between three RR as the three-dimensional array
The second dimension, and using third RR interphase interim between three RR as the third dimension of the three-dimensional array, at the beginning of building
Begin three-dimensional electrocardio scatter plot；Module is filled, for utilizing the three of the composition per continuous three RR interphases interim between multiple RR
Dimension group is filled the initial three-dimensional electrocardio scatter plot, obtains the three-dimensional electrocardio scatter plot.
Optionally, the processing unit of the three-dimensional electrocardio scatter plot further include: the first determination unit, for utilizing multiple institutes
After stating the three-dimensional electrocardio scatter plot of RR interphase building, determines the density of different zones in the three-dimensional electrocardio scatter plot, obtain more
A density area；Color coding unit, for the density based on the multiple density area in the multiple density area
Each density area carries out color coding.
Optionally, the processing unit of the three-dimensional electrocardio scatter plot further include: the second determination unit, for utilizing multiple institutes
After stating the three-dimensional electrocardio scatter plot of RR interphase building, each observation in multiple observation dimensions of the three-dimensional electrocardio scatter plot is determined
The corresponding observed pattern of dimension；Observing unit corresponds to the three-dimensional to the observed pattern for being based on the observed pattern
Observation dimension in electrocardio scatter plot is observed.
Optionally, the playback in reverse unit includes: scan module, for carrying out point by point scanning to the target point set,
Obtain coordinate of each point in its corresponding observation dimension in the target point set；Module is obtained, for based on described every
The attribute value of coordinate and the observation dimension of a point in its corresponding observation dimension obtains the three-dimensional that each pair of point is answered
Array；Playback in reverse module, the three-dimensional array for being answered using each pair of point carry out playback in reverse to the target point set,
Obtain the corresponding electrocardiogram segment of the target point set.
Optionally, the processing unit of the three-dimensional electrocardio scatter plot further include: modification unit, for being dissipated in the three-dimensional electrocardio
Selection target point set on point diagram carries out playback in reverse to the target point set and obtains the corresponding electrocardiogram segment of the target point set
Later, it is modified using the electrocardiosignal newly obtained to the corresponding heartbeat attribute of the electrocardiogram segment.
In embodiments of the present invention, using the multiple RR interphases obtained in electrocardiosignal, wherein RR interphase is two QRS
The distance between R wave in wave group；Three-dimensional electrocardio scatter plot is constructed using multiple RR interphases；Mesh is selected on three-dimensional electrocardio scatter plot
Punctuate collection handles three-dimensional electrocardio to the mode that target point set progress playback in reverse obtains the corresponding electrocardiogram segment of target point set and dissipates
Point diagram, the processing method of the three-dimensional electrocardio scatter plot provided through the embodiment of the present invention, the three-dimensional electrocardio realized in generation dissipate
It on the basis of point diagram, selects local point set to carry out playback in reverse and obtains electrocardiogram segment, to carry out the accurate heart to diagnosis object
The purpose of rate analysis to improve the accuracy of diagnosis, and can carry out heart rate analysis to diagnosis object more fully hereinafter,
Solving in turn in the related technology can not carry out caused by playback in reverse the three-dimensional electrocardio scatter plot generated based on electrocardiosignal
The technical issues of being had some limitations in some special arrhythmia analysis.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the processing method of three-dimensional electrocardio scatter plot according to an embodiment of the present invention；
Fig. 2 (a) is the schematic diagram of three-dimensional electrocardio scatter plot according to an embodiment of the present invention；
Fig. 2 (b) is the schematic diagram of three-dimensional electrocardio scatter plot adjusted according to an embodiment of the present invention；
Fig. 3 (a) is the schematic diagram for the three-dimensional electrocardio scatter plot that XY dimension according to an embodiment of the present invention observes；
Fig. 3 (b) is the schematic diagram for the three-dimensional electrocardio scatter plot that XZ dimension according to an embodiment of the present invention observes；
Fig. 3 (c) is the schematic diagram for the three-dimensional electrocardio scatter plot that YZ dimension according to an embodiment of the present invention observes；
Fig. 3 (d) is the schematic diagram for the three-dimensional electrocardio scatter plot that XYZ dimension according to an embodiment of the present invention observes；
Fig. 4 is the flow chart of the processing method of optional three-dimensional electrocardio scatter plot according to an embodiment of the present invention；
Fig. 5 is the schematic diagram of the processing unit of three-dimensional electrocardio scatter plot according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
Embodiment 1
According to embodiments of the present invention, a kind of embodiment of the method for the processing method of three-dimensional electrocardio scatter plot is provided, is needed
Illustrate, step shown in the flowchart of the accompanying drawings can be in a computer system such as a set of computer executable instructions
It executes, although also, logical order is shown in flow charts, and it in some cases, can be to be different from herein suitable
Sequence executes shown or described step.
Fig. 1 is the flow chart of the processing method of three-dimensional electrocardio scatter plot according to an embodiment of the present invention, as shown in Figure 1, should
The processing method of three-dimensional electrocardio scatter plot includes the following steps:
Step S102 obtains multiple RR interphases in electrocardiosignal, wherein RR interphase is between R wave in two QRS complexes
Distance.
Optionally, it before obtaining multiple RR interphases in electrocardiosignal, needs to acquire using ecg signal acquiring equipment
Electrocardiosignal.It should be noted that in embodiments of the present invention, the type of ecg signal acquiring equipment is not specifically limited,
It can be various types of ecg signal acquiring equipment.
Optionally, QRS complex reflection Ventricular removes the variation of electrode potential and time, and first downward wave is Q wave,
Upward wave is R wave, and then downward wave is S wave.It is the QRS time limit from QRS complex starting point to the time of QRS complex terminal.RR
Interphase is the time in two QRS waves between R wave, for calculating ventricular rate.
Step S104 constructs three-dimensional electrocardio scatter plot using multiple RR interphases.
Optionally, the mode for making two-dimentional electrocardio scatter plot at present is to be iterated mapping using adjacent RR interphase, even
Continuous 3 heartbeats constitute 2 RR interphases and make a corresponding point set in a two-dimensional plane.However, two dimension Lorenz electrocardio dissipates
The advantages of point diagram and two-dimentional playback in reverse is mesh to the analysis of magnanimity electrocardiogram (ECG) data rapid batch, but existing two dimension
Lorenz scatter plot is to be iterated mapping using continuous 2 RR interphases, has certain office in some special arrhythmia cordis
It is sex-limited.Therefore, three-dimensional electrocardio scatter plot is constructed using multiple RR interphases in embodiments of the present invention.
Step S106, the selection target point set on three-dimensional electrocardio scatter plot carry out playback in reverse to target point set and obtain mesh
The corresponding electrocardiogram segment of punctuate collection.
Optionally, in embodiments of the present invention, it can apply and be iterated work in 3 RR interphases of continuous 4 heartbeat composition
The three-dimensional electrocardio scatter plot of figure, operator can be with rotated three dimensional electrocardio scatter plots, to show the Z for having third RR interphase to make
Axis shows the third dimension of three-dimensional electrocardio scatter plot, thus the more heart rate duration agglomerate distributions of exposure, and can choose corresponding point
Collect agglomerate using three-dimensional electrocardio scatter plot playback in reverse, corresponding electrocardiogram segment is quickly consulted to realize, to be goed deep into
Accurately judge that heart rate problem.
It can be seen from the above, in the scheme recorded in the embodiment of the present invention 1, between multiple RR in available electrocardiosignal
Phase constructs three-dimensional electrocardio scatter plot using multiple RR interphases；The selection target point set on three-dimensional electrocardio scatter plot, to target point set
It carries out playback in reverse and obtains the corresponding electrocardiogram segment of target point set, realize three-dimensional electrocardio scatterplot map generalization and to generation
The playback in reverse of three-dimensional electrocardio scatter plot obtains the purpose of the electrocardiogram segment of partial dot collection in three-dimensional electrocardio scatter plot.
It is easily noted that, constructs three-dimensional electrocardio scatter plot due to can use multiple RR interphases, and in three-dimensional electrocardio scatterplot
Selection target point set on figure carries out playback in reverse to target point set and obtains the corresponding electrocardiogram segment of target point set, so as to
It realizes and more accurate heart rate analysis is carried out to diagnosis object based on three-dimensional electrocardio scatter plot.Therefore, through the embodiment of the present invention
Provided scheme may be implemented on the basis of the three-dimensional electrocardio scatter plot of generation, and local point set is selected to carry out playback in reverse
Electrocardiogram segment is obtained, to carry out the purpose of accurate heart rate analysis to diagnosis object, so that the accuracy of diagnosis is improved, and
And heart rate analysis can be carried out to diagnosis object more fully hereinafter.
The above scheme recorded in the above embodiment of the present invention 1 as a result, solves in the related technology can not be to based on the heart
There are one in some special arrhythmia analysis caused by the three-dimensional electrocardio scatter plot progress playback in reverse that electric signal generates
The technical issues of fixed limitation.
Through the above steps, multiple RR interphases in available electrocardiosignal, wherein RR interphase is two QRS complexes
The distance between middle R wave；Three-dimensional electrocardio scatter plot is constructed using multiple RR interphases；The selection target point on three-dimensional electrocardio scatter plot
Collection carries out playback in reverse to target point set and obtains the corresponding electrocardiogram segment of target point set.
It should be noted that needing to obtain accurate electrocardiosignal to realize above scheme, thus to generate the three-dimensional heart
Electric scatter plot provides the RR interphase of high accuracy, and then improves the accuracy of the three-dimensional electrocardio scatter plot generated.
Therefore, according to the above embodiments of the present application, obtaining multiple RR interphases in electrocardiosignal may include: to predetermined pair
The signal acquisition region of elephant is pre-processed, wherein signal acquisition region is in predetermined object for carrying out ecg signal acquiring
Position；Signal acquisition region after the pre-treatment carries out signal acquisition, obtains electrocardiosignal；Electrocardiosignal is analyzed,
And the R wave position of R wave in each QRS wave is extracted based on analysis result；Based on the R wave position of R wave in each QRS wave of extraction
Calculate multiple RR interphases.
Optionally, above-mentioned predetermined object can diagnose object, and signal acquisition region can be under normal circumstances, carry out electrocardio
The region of signal acquisition.
Optionally, the signal acquisition region of predetermined object is pre-processed, can be the signal acquisition to predetermined object
Region is cleaned, for example, carrying out skin cleaning treatment to predetermined object, guarantees that the interference for the electrocardiosignal that acquisition comes is smaller.
According to the above embodiments of the present application, in step S104, constructing three-dimensional electrocardio scatter plot using multiple RR interphases can
To include: to construct the three-dimensional array of predetermined dimension using interim continuous three RR interphases between multiple RR；It will be interim between three RR
First RR interphase as three-dimensional array first dimension, using second RR interphase interim between three RR as three-dimensional array
Second dimension, and using third RR interphase interim between three RR as the third dimension of three-dimensional array, construct initial three-dimensional electrocardio
Scatter plot；Using the composition per continuous three RR interphases interim between multiple RR three-dimensional array to initial three-dimensional electrocardio scatter plot into
Row filling, obtains three-dimensional electrocardio scatter plot.
Optionally, above-mentioned every three RR interphases are made of continuous 4 heartbeat.By first RR interim between continuous three RR
X-axis of the interphase as three-dimensional electrocardio scatter plot, second interim RR interphase is as three-dimensional electrocardio scatterplot between continuous three RR
The Y-axis of figure, interim third RR interphase obtains the initial three-dimensional heart as the Z axis of three-dimensional electrocardio scatter plot between continuous three RR
Electrograph frame, and using the three-dimensional array of the composition per continuous three RR interphases interim between multiple RR to initial three-dimensional electrocardio scatterplot
Figure is filled, to obtain three-dimensional electrocardio scatter plot.
In an alternative embodiment, after constructing three-dimensional electrocardio scatter plot using multiple RR interphases, the three-dimensional heart
The processing method of electric scatter plot can also comprise determining that the density of different zones in three-dimensional electrocardio scatter plot, obtain multiple density
Region；Density based on multiple density areas carries out color coding to each density area in multiple density areas.
Optionally, the three-dimensional electrocardio scatter plot that collection of material is completed can be calculated into density point according to normal heartbeat point set
Cloth encodes the above Density Distribution using color, and is according to progress color filling with low-density, middle density, high density；Fig. 2
(a) be three-dimensional electrocardio scatter plot according to an embodiment of the present invention schematic diagram, as shown in Fig. 2 (a), the electrocardio scatter plot is in difference
Region has different density.
Alternatively, it is also possible to show that more density areas, Fig. 2 (b) are bases by predetermined operation mode regulation coefficient
The schematic diagram of the three-dimensional electrocardio scatter plot adjusted of the embodiment of the present invention, as shown in Fig. 2 (b), three-dimensional electrocardio adjusted dissipates
Point diagram can show more density areas.
In an alternative embodiment, after constructing three-dimensional electrocardio scatter plot using multiple RR interphases, the three-dimensional
The processing method of electrocardio scatter plot can also comprise determining that each observation dimension in multiple observation dimensions of three-dimensional electrocardio scatter plot
Corresponding observed pattern；Based on observed pattern, the observation dimension corresponded in three-dimensional electrocardio scatter plot to observed pattern is seen
It surveys.
Optionally, operation doctor can select to watch different dimensions, example on the display interface of three-dimensional electrocardio scatter plot
Such as, XY dimension, XZ dimension, YZ dimension, XYZ dimension.Fig. 3 (a) is the three-dimensional that XY dimension according to an embodiment of the present invention observes
The schematic diagram of electrocardio scatter plot, Fig. 3 (b) are showing for the three-dimensional electrocardio scatter plot that XZ dimension according to an embodiment of the present invention observes
It is intended to, Fig. 3 (c) is the schematic diagram for the three-dimensional electrocardio scatter plot that YZ dimension according to an embodiment of the present invention observes, Fig. 3 (d) is
The schematic diagram for the three-dimensional electrocardio scatter plot that XYZ dimension according to an embodiment of the present invention observes.
Optionally, in different observation dimensions shown in Fig. 3, operator can be realized by predetermined operation to three-dimensional electrocardio
The left rotation and right rotation of scatter plot.
In addition, the processing method of the three-dimensional electrocardio scatter plot provided through the embodiment of the present invention also may be implemented to the three-dimensional heart
Different observation dimensions are rotated up and down in electrograph.
That is, the processing method operation doctor of the three-dimensional electrocardio scatter plot provided through the embodiment of the present invention not only can choose
Different observation dimensions, and different selections can be carried out to different observation dimensions, for example, being carried out to different observation dimensions
Lower left and right overturning.
According to that above embodiment of the present invention, in step s 106, the selection target point set on three-dimensional electrocardio scatter plot, to mesh
Punctuate collection carries out playback in reverse and obtains the corresponding electrocardiogram segment of target point set to may include: to sweep target point set point by point
It retouches, obtains coordinate of each point in its corresponding observation dimension in target point set；Based on each point in its corresponding observation
The attribute value of coordinate and observation dimension in dimension obtains the three-dimensional array that each pair of point is answered；Three dimensions answered using each pair of point
Group carries out playback in reverse to target point set, obtains the corresponding electrocardiogram segment of target point set.
Optionally, operation doctor can select interested point set agglomerate entirely, point-by-point to carry out to this point set region
Scanning, the point reverse-direction derivation that scanning is obtained calculate the three dimensional space coordinate of each point to three-dimensional space, further enumerate
Position of the selected point set in electrocardiogram goes out three-dimensional playback in reverse to realize three-dimensional electrocardio scatter plot playback in reverse function
The corresponding heartbeat attribute of electrocardiogram segment come can modify.
Optionally, the coordinate reverse-direction derivation of the point of point by point scanning is obtained into its three-dimensional coordinate into three-dimensional space, can adopted
It, can also be using other modes, in embodiments of the present invention, to the point for reversely obtaining point by point scanning and obtaining with ray intersection method
The mode of three-dimensional coordinate be not specifically limited.
In an alternative embodiment, the selection target point set on three-dimensional electrocardio scatter plot carries out target point set inverse
After obtaining the corresponding electrocardiogram segment of target point set to playback, the processing method of the three-dimensional electrocardio scatter plot can also include:
It is modified using the electrocardiosignal newly obtained to the corresponding heartbeat attribute of electrocardiogram segment.
It optionally, can be in the portion of three-dimensional electrocardio scatter plot display interface when carrying out playback in reverse to the point set of circle choosing
Subregion shows three-dimensional electrocardio scatter plot, and shows the corresponding electrocardiogram segment of point set in the other parts of the display interface, with
Just it modifies to the corresponding heartbeat attribute of electrocardiogram segment.
Three-dimensional electrocardio scatter plot provided in an embodiment of the present invention is illustrated with reference to the accompanying drawing.
Fig. 4 is the flow chart of the processing method of optional three-dimensional electrocardio scatter plot according to an embodiment of the present invention, such as Fig. 4 institute
Show, firstly, carrying out ambulatory ecg signal acquisition, then, the ambulatory ecg signal that acquisition comes is carried out to automatically analyze identification R wave position
It sets, calculates RR interphase.Specifically, dynamic electrocardiogram (ECG) data acquisition is carried out to patient, pays attention to carrying out skin cleaning treatment, guarantees acquisition
The data interference come is smaller；Interference is removed to the electrocardiogram (ECG) data that acquisition comes, then carries out R wave positioning again, and calculate adjacent
RR interphase numerical value is unit calculating with millisecond (ms).
Next, all RR interphases of the electrocardiogram (ECG) data of acquisition are made as three-dimensional electrocardio scatter plot, specifically, using continuous
3 RR interphase iteration mapping, using the 3rd RR interphase be used as Z plane, selection 2 dimensional planes there is Z axis.For example, with X-axis: RRn,
Y-axis: RRn+1；Z axis: RRn+2 tri- continuous RR interphases construct a three-dimensional array, and the dimension of three-dimensional array first is RRn (X-axis),
Second dimension is RRn+1 (Y-axis), and the third dimension is RRn+2 (Z axis), and the three-dimensional array of every continuous three RR interphases composition is filled
For the attribute value of RRn heartbeat, and three-dimensional mapping is carried out using this three-dimensional array and is fabricated to three-dimensional electrocardio scatter plot.
Then, by collection of material complete three-dimensional electrocardio scatter plot calculates Density Distribution according to normal heartbeat point set, it is right
The above Density Distribution is encoded using color, and with low-density (blue), middle density (yellow), high density (red) is according to progress
Color filling, and by Ctrl+ mouse intermediate pulley regulation coefficient adjusting parameter T, show more density concentrated areas.
Again in dynamic analysis software, three-dimensional electrocardio scatter plot is rotated, ventricular premature beat is presented under two-dimensional state.
Patient's scatter plot is found after using the rotation of three-dimensional electrocardio scatter plot, can be can see by three-dimensional electrocardio scatter plot more oversensitive
Restrain not normal point set.
It, can be by the trouble if patient's three-dimensional electrocardio scatter plot rotated in X/Y plane around 45 degree of lines to the left
Person is overlapped point set and separates, and is ventricular premature beat trigeminy by the three-dimensional one of agglomerate of playback in reverse scientific discovery, thus
The quick diagnosis arrhythmic events occur.
In embodiments of the present invention, which can also be rotated to the right in X/Y plane, it can be with
Insertion property ventricular premature beat point is combined in sinus property point set to be completely separated out in the lap of two-dimentional scatter plot.
In addition, operator can carry out circle choosing to interested point set, system carries out point by point scanning to this point set region, will
The point reverse-direction derivation scanned calculates the three dimensional space coordinate of each point to three-dimensional space, further enumerates selected point set
Position in electrocardiogram carries out three-dimensional playback in reverse function, and the agglomerate of discovery circle choosing is ventricular premature beat trigeminy, this agglomerate exists
It is not found on two-dimentional electrocardio scatter plot；For circle choosing agglomerate be insertion property ventricular premature beat, on two-dimentional scatter plot with Dou Xingdian
Collection overlapping, can not separate.
In an alternative embodiment, the scatter plot combination playback in reverse technical clarification atrial premature beats under two-dimensional state,
Part atrial premature beats do not pass down and with junctional area escape beats.Two dimension shape is found in when rotating using three-dimensional electrocardio scatter plot to the face XZ
The face XY is significantly different under state.
Patient's three-dimensional electrocardio scatter plot is switched into XZ plane in X/Y plane, it can be by patient part's escape beat (X escape beat
Interphase；Y sinus property interphase；Z escape interval) point set is fully exposed to 45 degree of lines, and the point set for being exposed to 45 degree of lines above is carried out
Circle choosing, system carry out point by point scanning to this point set region, by the point reverse-direction derivation scanned to three-dimensional space, and calculate each point
Three dimensional space coordinate, further enumerate selected position of the point set in electrocardiogram, carry out three-dimensional playback in reverse function, discovery
The part is that ease is rich.
The processing method of the three-dimensional electrocardio scatter plot provided through the embodiment of the present invention is existed using continuous 4 heartbeat 3RR interphase
The mapping of three-dimensional space iteration, rotates freely the three-dimensional electrocardio scatter plot drawn, to the point for exposing more arrhythmia cordis
Collection carries out three-dimensional scatter plot playback in reverse, and the electrocardiogram segment come out to playback in reverse is checked, the operation such as modification avoids
The defect of point set overlapping under two-dimensional state, so the invention compensates for current two-dimentional scatter plot and two-dimentional playback in reverse technology
Deficiency.
Embodiment 2
Another aspect according to an embodiment of the present invention, additionally provides one kind and remembers in the embodiment of the present invention 1 for executing
The Installation practice of the processing method of the three-dimensional electrocardio scatter plot of load, Fig. 5 are three-dimensional electrocardio scatterplots according to an embodiment of the present invention
The schematic diagram of the processing unit of figure, the processing unit of the three-dimensional electrocardio scatter plot may include: acquiring unit 51, construction unit 53
And playback in reverse unit 55.The processing unit of three-dimensional electrocardio scatter plot is described in detail below.
Acquiring unit 51, for obtaining multiple RR interphases in electrocardiosignal, wherein RR interphase is R in two QRS complexes
The distance between wave.
Construction unit 53, for constructing three-dimensional electrocardio scatter plot using multiple RR interphases.
Playback in reverse unit 55 carries out target point set reverse for the selection target point set on three-dimensional electrocardio scatter plot
Playback obtains the corresponding electrocardiogram segment of target point set.
Herein it should be noted that above-mentioned acquiring unit 51, construction unit 53 and playback in reverse unit 55 correspond in fact
Apply the step S102 to S106 in example 1, the example and application scenarios that above-mentioned module and corresponding step are realized are identical but unlimited
In 1 disclosure of that of above-described embodiment.It should be noted that above-mentioned module can be at such as one group as a part of of device
It is executed in the computer system of computer executable instructions.
From the foregoing, it will be observed that multiple RR interphases in electrocardiosignal are obtained by acquiring unit in the above embodiments of the present application,
Wherein, RR interphase is the distance between R wave in two QRS complexes；And three-dimensional is constructed using multiple RR interphases by construction unit
Electrocardio scatter plot；And playback in reverse unit selection target point set on three-dimensional electrocardio scatter plot is utilized, target point set is carried out
Playback in reverse obtains the corresponding electrocardiogram segment of target point set.It is being generated using the processing unit realization of the three-dimensional electrocardio scatter plot
Three-dimensional electrocardio scatter plot on the basis of, select local point set to carry out playback in reverse and obtain electrocardiogram segment, to diagnosis object
The purpose of accurate heart rate analysis is carried out, to improve the accuracy of diagnosis, and can be more fully hereinafter to diagnosis object
Carry out heart rate analysis.
In an alternative embodiment, acquiring unit includes: preprocessing module, for the signal acquisition to predetermined object
Region is pre-processed, wherein signal acquisition region is in predetermined object for carrying out the position of ecg signal acquiring；Acquire mould
Block carries out signal acquisition for signal acquisition region after the pre-treatment, obtains electrocardiosignal；Extraction module, for electrocardio
Signal is analyzed, and the R wave position of R wave in each QRS wave is extracted based on analysis result；Computing module, for based on extraction
Each QRS wave in the R wave position of R wave calculate multiple RR interphases.
In an alternative embodiment, construction unit includes: the first building module, for utilizing interim company between multiple RR
Three continuous RR interphases, construct the three-dimensional array of predetermined dimension；Second building module, for by first interim between three RR
First dimension of the RR interphase as three-dimensional array, is tieed up second RR interphase interim between three RR as the second of three-dimensional array,
And using third RR interphase interim between three RR as the third dimension of three-dimensional array, construct initial three-dimensional electrocardio scatter plot；
Module is filled, initial three-dimensional electrocardio is dissipated for the three-dimensional array using the composition per continuous three RR interphases interim between multiple RR
Point diagram is filled, and obtains three-dimensional electrocardio scatter plot.
In an alternative embodiment, the processing unit of the three-dimensional electrocardio scatter plot further include: the first determination unit is used
In after constructing three-dimensional electrocardio scatter plot using multiple RR interphases, the density of different zones in three-dimensional electrocardio scatter plot is determined,
Obtain multiple density areas；Color coding unit, for the density based on multiple density areas to every in multiple density areas
A density area carries out color coding.
In an alternative embodiment, the processing unit of the three-dimensional electrocardio scatter plot further include: the second determination unit is used
It is every in multiple observation dimensions of three-dimensional electrocardio scatter plot in determining after constructing three-dimensional electrocardio scatter plot using multiple RR interphases
The corresponding observed pattern of a observation dimension；Observing unit corresponds to three-dimensional electrocardio to observed pattern and dissipates for being based on observed pattern
Observation dimension in point diagram is observed.
In an alternative embodiment, playback in reverse unit includes: scan module, point-by-point for carrying out to target point set
Scanning obtains coordinate of each point in its corresponding observation dimension in target point set；Module is obtained, for being based on each point
The attribute value of coordinate and observation dimension in its corresponding observation dimension obtains the three-dimensional array that each pair of point is answered；Playback in reverse
Module, the three-dimensional array for being answered using each pair of point are carried out playback in reverse to target point set, obtain the corresponding heart of target point set
Electrograph segment.
In an alternative embodiment, the processing unit of the three-dimensional electrocardio scatter plot further include: modification unit is used for
Selection target point set on three-dimensional electrocardio scatter plot carries out playback in reverse to target point set and obtains the corresponding electrocardio picture of target point set
After section, modified using the electrocardiosignal newly obtained to the corresponding heartbeat attribute of electrocardiogram segment.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of processing method of three-dimensional electrocardio scatter plot characterized by comprising
Obtain multiple RR interphases in electrocardiosignal, wherein the RR interphase is the distance between R wave in two QRS complexes；
Three-dimensional electrocardio scatter plot is constructed using multiple RR interphases；
The selection target point set on the three-dimensional electrocardio scatter plot, carries out playback in reverse to the target point set and obtains the target
The corresponding electrocardiogram segment of point set.
2. the method according to claim 1, wherein the multiple RR interphases obtained in electrocardiosignal include:
The signal acquisition region of predetermined object is pre-processed, wherein the signal acquisition region is in the predetermined object
For carrying out the position of ecg signal acquiring；
The signal acquisition region after the pre-treatment carries out signal acquisition, obtains the electrocardiosignal；
The electrocardiosignal is analyzed, and extracts the R wave position of R wave in each QRS wave based on analysis result；
The R wave position of R wave calculates multiple RR interphases in each QRS wave based on extraction.
3. the method according to claim 1, wherein constructing three-dimensional electrocardio scatter plot using multiple RR interphases
Include:
Using continuous three RR interphases interim between multiple RR, the three-dimensional array of predetermined dimension is constructed；
Using first RR interphase interim between three RR as the first dimension of the three-dimensional array, by three RR interphases
In second dimension of second RR interphase as the three-dimensional array, and by third RR interphase interim between three RR
As the third dimension of the three-dimensional array, initial three-dimensional electrocardio scatter plot is constructed；
The initial three-dimensional electrocardio is dissipated using the three-dimensional array of the composition per continuous three RR interphases interim between multiple RR
Point diagram is filled, and obtains the three-dimensional electrocardio scatter plot.
4. the method according to claim 1, wherein constructing three-dimensional electrocardio scatterplot using multiple RR interphases
After figure, further includes:
The density for determining different zones in the three-dimensional electrocardio scatter plot, obtains multiple density areas；
Density based on the multiple density area carries out color coding to each density area in the multiple density area.
5. the method according to claim 1, wherein constructing three-dimensional electrocardio scatterplot using multiple RR interphases
After figure, further includes:
Determine the corresponding observed pattern of each observation dimension in multiple observation dimensions of the three-dimensional electrocardio scatter plot；
Based on the observed pattern, the observation dimension corresponded in the three-dimensional electrocardio scatter plot to the observed pattern is seen
It surveys.
6. the method according to claim 1, wherein the selection target point set on the three-dimensional electrocardio scatter plot,
Obtaining the corresponding electrocardiogram segment of the target point set to target point set progress playback in reverse includes:
Point by point scanning is carried out to the target point set, obtains each point in the target point set in its corresponding observation dimension
Coordinate；
Attribute value based on coordinate of each point in its corresponding observation dimension and the observation dimension obtains described every
The corresponding three-dimensional array of a point；
Playback in reverse is carried out to the target point set using the three-dimensional array that each pair of point is answered, obtains the target point set pair
The electrocardiogram segment answered.
7. method according to any one of claim 1 to 6, which is characterized in that selected on the three-dimensional electrocardio scatter plot
Target point set is selected, after obtaining the corresponding electrocardiogram segment of the target point set to target point set progress playback in reverse, also
Include:
It is modified using the electrocardiosignal newly obtained to the corresponding heartbeat attribute of the electrocardiogram segment.
8. a kind of processing unit of three-dimensional electrocardio scatter plot characterized by comprising
Acquiring unit, for obtaining multiple RR interphases in electrocardiosignal, wherein the RR interphase is R wave in two QRS complexes
The distance between；
Construction unit, for constructing three-dimensional electrocardio scatter plot using multiple RR interphases；
Playback in reverse unit carries out the target point set inverse for the selection target point set on the three-dimensional electrocardio scatter plot
The corresponding electrocardiogram segment of the target point set is obtained to playback.
9. device according to claim 8, which is characterized in that the acquiring unit includes:
Preprocessing module is pre-processed for the signal acquisition region to predetermined object, wherein the signal acquisition region is
For carrying out the position of ecg signal acquiring in the predetermined object；
Acquisition module carries out signal acquisition for the signal acquisition region after the pre-treatment, obtains the electrocardiosignal；
Extraction module extracts the R wave of R wave in each QRS wave for analyzing the electrocardiosignal, and based on analysis result
Position；
Computing module, the R wave position for R wave in each QRS wave based on extraction calculate multiple RR interphases.
10. device according to claim 8, which is characterized in that the construction unit includes:
First building module, for constructing the three-dimensional of predetermined dimension using interim continuous three RR interphases between multiple RR
Array；
Second building module, for using first RR interphase interim between three RR as the first of the three-dimensional array
Dimension, using second RR interphase interim between three RR as the second dimension of the three-dimensional array, and by three RR
Between the third dimension of interim third RR interphase as the three-dimensional array, construct initial three-dimensional electrocardio scatter plot；
Module is filled, for the three-dimensional array using the composition per continuous three RR interphases interim between multiple RR to described first
The three-dimensional that begins electrocardio scatter plot is filled, and obtains the three-dimensional electrocardio scatter plot.
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