CN208492095U - A kind of uterotonic monitoring device - Google Patents
A kind of uterotonic monitoring device Download PDFInfo
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- CN208492095U CN208492095U CN201820078951.4U CN201820078951U CN208492095U CN 208492095 U CN208492095 U CN 208492095U CN 201820078951 U CN201820078951 U CN 201820078951U CN 208492095 U CN208492095 U CN 208492095U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 19
- 230000003191 uterotonic effect Effects 0.000 title claims abstract description 11
- 208000036029 Uterine contractions during pregnancy Diseases 0.000 claims abstract description 61
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 9
- 230000003187 abdominal effect Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 9
- 230000032798 delamination Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002999 depolarising effect Effects 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 210000004291 uterus Anatomy 0.000 description 9
- 230000008602 contraction Effects 0.000 description 6
- 230000001605 fetal effect Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000035935 pregnancy Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 210000002458 fetal heart Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000036387 respiratory rate Effects 0.000 description 2
- 208000006893 Fetal Hypoxia Diseases 0.000 description 1
- 208000008589 Obesity Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000035606 childbirth Effects 0.000 description 1
- 238000013211 curve analysis Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 210000000568 mesometrium Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 235000003715 nutritional status Nutrition 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The utility model is suitable for uterine contraction and monitors field, provide a kind of uterotonic monitoring device, the monitoring device includes uterine contraction patch, the uterine contraction patch one side and the bond for the uterine contraction patch to be attached to her abdominal are set, the outer housing of the uterine contraction patch another side is set, uterine contraction monitoring system inside the outer housing is set, the uterine contraction monitoring system includes the processor module for data processing, connect the signal acquisition module and data memory module of the processor module, the electrode for connecting the signal acquisition module and being arranged on the uterine contraction patch another side, it is electrically connected the processor module, the power supply of the signal acquisition module and the data memory module.Solution must not effective, accurate, portable, sustainable dynamic monitoring uterine contraction the problem of.
Description
Technical field
The utility model belongs to uterine contraction monitoring field more particularly to a kind of uterotonic monitoring device.
Background technique
Electronic fatal monitoring (electronic fetal monitoring, EFM) is used as a kind of assessment fetal in utero shape
The means of state have been widely used in whole nation midwifery medical institutions at different levels.The uterine contraction curve of mother's uterine pressure
The monitoring of (tocography, TOCO) is one of important parameter of EFM, and doctor passes through to fetal heart rate curve (fetal heart
Rate, FHR) and uterine contraction curve analysis, can find intrauterine fetal anoxia, in time to take further measures in time.
Electrometrogram (Electrohysterogram, EHG) can be from the non-invasive monitoring mesometrium of abdominal surface
Electrical activity, which is the spontaneous generation of physiology course in uterus, reflects uterotonic frequency, intensity etc..Study table
It is bright the mankind be pregnant 18 weeks when, so that it may measure uterine myoelectricity signal in body surface.
Pregnancy period uterine myoelectricity signal has important clinical meaning in foetus health monitoring, and power reflects uterus receipts
The intensity of contracting.
And the monitoring of existing uterine contraction there is once the shortcomings that, pressure probe need to be placed in palace bottom position and measure, different
The palace bottom position of pregnant woman is variant, and palace bottom position can also change as pregnant age increases, this just needs medical staff
Judged with experience abundant, it is complicated for operation.Pressure probe can generate an initial pressure and read when being fixed on her abdominal
Number, the reading as pressure reference, all make comparisons therewith by the pressure value measured later, it is seen that the uterine contraction pressure that this mode detects
It is a relative value, it cannot be said that bright intrauterine real pressure size.Movement, position chanP of pregnant woman etc. are easy to cause pressure to visit
Head be bonded not tight with her abdominal or generates position deviation, to monitored parameters mistake occur, causes to need when time guarding in vain
Again it guards, increases the workload of medical staff.Pressure probe needs to be fixed on abdomen by bandage, and comfort is poor, and easily hair
Raw probe-shift, influences measurement result.It can not identify uterine contraction type, cannot distinguish between true property uterine contraction and false uterine contraction.BMI(height
Body mass index-Body Mass Index, BMI is the index for measuring whole nutritional status) higher pregnant woman's measurement result compared with
Difference.Pregnant woman can not be monitored in process of production.
Summary of the invention
The purpose of this utility model is to provide a kind of uterotonic monitoring devices, it is intended to solution must not effectively, precisely,
The problem of portable, sustainable dynamic monitoring uterine contraction.
The utility model is realized in this way a kind of uterotonic monitoring device, the monitoring device includes uterine contraction patch
Piece is arranged in the uterine contraction patch one side and the bond for the uterine contraction patch to be attached to her abdominal, is arranged described
The outer housing of uterine contraction patch another side, is arranged in the uterine contraction monitoring system inside the outer housing, and the uterine contraction monitors system packet
The processor module for data processing is included, the signal acquisition module and data memory module of the processor module are connected, even
The electrode for connecing the signal acquisition module and being arranged on the uterine contraction patch another side, be electrically connected the processor module,
The power supply of the signal acquisition module and the data memory module.
The further technical solution of the utility model is: the uterine contraction monitoring system further includes connecting the processor module
Data transmission module, connect the display equipment of the data transmission module, the data transmission module is electrically connected the electricity
Source.
The further technical solution of the utility model is: the uterine contraction monitoring system further includes connecting the processor module
Indicator light, the indicator light is electrically connected the power supply.
The further technical solution of the utility model is: the signal acquisition module includes connecting the instrument of the electrode to put
Big unit and electrode delamination detection unit connect the depolarizing voltage unit of the instrument amplifying unit, connect the depolarising
The bandpass filtering unit of voltage cell connects the second level amplifying unit of the bandpass filtering unit, and it is single to connect the second level amplification
The voltage of member is lifted unit, and the electrode delamination detection unit and voltage lifting unit are all connected with the processor module.
The further technical solution of the utility model is: the electrode is at least three, and respectively one provides relatively
The first electrode of signal, at least one second electrode for collecting body surface light current negative signal and at least one collection body surface light current are just
The third electrode of pole signal.
The further technical solution of the utility model is: the bond is cloth-one-side sheet or cloth insertion sheet.
The beneficial effects of the utility model are: can effective, accurate, portable, sustainable dynamic monitoring uterus contraction.
Detailed description of the invention
Fig. 1 is a kind of structure of the uterine contraction monitoring system of uterotonic monitoring device provided by the embodiment of the utility model
Block diagram；
Fig. 2 is a kind of structure of the signal acquisition module of uterotonic monitoring device provided by the embodiment of the utility model
Block diagram.
Specific embodiment
Fig. 1-2 shows a kind of uterotonic monitoring device provided by the utility model, and the monitoring device includes palace
Contracting patch, is arranged in the uterine contraction patch one side and the bond for the uterine contraction patch to be attached to her abdominal, setting exist
The uterine contraction monitoring system inside the outer housing, uterine contraction monitoring system is arranged in the outer housing of the uterine contraction patch another side
System includes the processor module for data processing, connects the signal acquisition module and data storage mould of the processor module
Block, the electrode for connecting the signal acquisition module and being arranged on the uterine contraction patch another side, is electrically connected the processor
The power supply of module, the signal acquisition module and the data memory module.The light current that signal acquisition module receiving electrode is collected
After signal is handled, analog voltage signal will be obtained and be sent to processor module, processor module is for receiving and processing letter
The analog voltage signal that number acquisition module is sent.Analog-digital converter (A/D) in processor module carries out analog voltage signal
After analog-to-digital conversion obtains uterine myoelectricity digital signal, the letters such as processor module is filtered uterine myoelectricity digital signal, separates
Uterine contraction signal, mother's breath signal, mother's heart rate and Fetal Movement Signal are extracted in number processing, and processor module can be to uterine myoelectricity
Digital signal is further analyzed processing, carries out bandpass filtering to uterine myoelectricity digital signal using digital filtering technique,
Mother's electrocardio, mother's breathing, Fetal ECG, electromagnetic interference noise are filtered out, the signal of 0.3Hz or less 3Hz or more is filtered out, to uterus
Myoelectricity digital signal carries out envelope extraction, obtains uterine contraction signal, by uterine contraction signal identification uterine contraction event and contraction strength, and makes
Feature extraction carried out to uterine myoelectricity digital signal with Digital Signal Processing, calculate characteristic value root-mean-square value, median frequency,
The parameters such as crest frequency.Features described above parameter and index when childbirth are compared, identify true property uterine contraction and false uterine contraction, it is right
Above-mentioned signal carries out algorithm and analyzes to obtain the analysis result such as contraction strength, uterine contraction type, mother's respiratory rate, mother's heart rate, movement of the foetus.
Processor module sends above-mentioned signal and analysis result to data memory module and saves.Data memory module is for saving
Uterine contraction signal, mother's breath signal, mother's heart rate and the Fetal Movement Signal and contraction strength, uterine contraction class of processor module output
Result is analyzed in type, mother's respiratory rate, mother's heart rate, movement of the foetus etc..Power supply provides electric energy needed for work, power supply continuation of the journey for modules
Ability is strong, can be continuous work 24 hours or more, and can using charge power supply power, it is possible to use other kinds of battery or
Power supply unit, as long as being able to satisfy, miniaturized structure, cruising ability are strong, and power supply can be wireless charging mode and be also possible to have
Line charging modes.Outer housing is designed using waterproof enclosure, and electrode and modules are integrated in same shell.It is solid by bond
On skin of abdomen near the pregnant woman uterus.
The uterine contraction monitoring system further includes the data transmission module for connecting the processor module, connects the data and passes
The display equipment of defeated module, the data transmission module are electrically connected the power supply.Data transmission module is using wireless transmission skill
Art breathes uterine contraction signal, mother's breath signal, mother's heart rate and Fetal Movement Signal and contraction strength, uterine contraction type, mother
The analysis result such as rate, mother's heart rate, movement of the foetus is transferred to corresponding display equipment, the display equipment can be any mobile terminal,
Computer is also possible to other generic display devices or dedicated display device.
The uterine contraction monitoring system further includes the indicator light for connecting the processor module, and the indicator light is electrically connected institute
State power supply.Indicator light is used to show data memory module, data transmission module, the working condition of power supply and electrode delamination shape
State indicates whether memory space inadequate, wireless transmission ON/OFF, electric quantity of power supply, electrode the letter such as fall off with different lighting effects
Breath.
The signal acquisition module includes the instrument amplifying unit and electrode delamination detection unit for connecting the electrode, connection
The depolarizing voltage unit of the instrument amplifying unit connects the bandpass filtering unit of the depolarizing voltage unit, connects institute
The second level amplifying unit for stating bandpass filtering unit connects the voltage lifting unit of the second level amplifying unit, the electrode delamination
Detection unit and voltage lifting unit are all connected with the processor module.Electrode delamination detection unit for judge electrode with
Whether skin separates, and will test result and is transmitted to processor module；The light current that instrument amplifying unit gets electrode is believed
Number carry out differential amplification；Depolarizing voltage unit is for removing polarizing voltage；Bandpass filtering unit is used for designated frequency range
Interior signal component passes through as useful signal, decayed to using the signal component of other frequency ranges as interference signal it is extremely low,
Interference blocker signal passes through；Very faint voltage signal is done gain amplification by secondary amplifying unit, so as to signal acquisition；Voltage
The amplitude range of useful signal is lifted to the input range of analog-digital converter (A/D) by lifting unit.
The electrode is at least three, and respectively one provides the first electrode of opposite earth signal, at least one collection body
The third electrode of the second electrode of table light current negative signal and at least one collection body surface light current positive signal.
The bond is the adhesive patches of cloth-one-side sheet or cloth insertion sheet or other forms.
Can effective, accurate, portable, sustainable dynamic monitoring uterus contraction, uterus muscle is electrometric the result is that in utero
The equivalent absolute pressure of pressure, description uterine contraction state is more acurrate, and measurement result is not influenced by BMI, and Obesity Pregnant Women can also have
Effect accurately measures uterine contraction, fixes without bandage, without connecting line, can be fully adhered in skin of pregnant women, and pregnant woman moves not
It will affect measurement accuracy, improve the efficiency and accuracy rate of monitoring, can recognize uterine contraction type, prediction just before giving birth uterine contraction can be supervised continuously
The uterine contraction variation of entire birth process is surveyed, can be guarded in antenatal/production, maternal heart rate, breathing and automatic tire can be monitored simultaneously
Dynamic detection, superpower cruising ability are not limited by when and where, are being needed, it can be achieved that above ultra-long time is continuously monitored for 24 hours
When uterine contraction monitors, in institute/institute outside can be used, the pregnancy period check it is more convenient, for realization pregnancy period internet+create condition, bonding
Part is disposable, much cleaner, comfortable.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of uterotonic monitoring device, it is characterised in that: the monitoring device includes uterine contraction patch, is arranged in the palace
Contracting patch one side and the bond for the uterine contraction patch to be attached to her abdominal, are arranged in the uterine contraction patch another side
The uterine contraction monitoring system inside the outer housing is arranged in outer housing, and the uterine contraction monitoring system includes for data processing
Processor module connects the signal acquisition module and data memory module of the processor module, connects the signal acquisition mould
Block and the electrode being arranged on the uterine contraction patch another side, are electrically connected the processor module, the signal acquisition module
And the power supply of the data memory module.
2. monitoring device according to claim 1, which is characterized in that the uterine contraction monitoring system further includes connecting the place
The data transmission module for managing device module, connects the display equipment of the data transmission module, the data transmission module electrically connects
Connect the power supply.
3. monitoring device according to claim 2, which is characterized in that the uterine contraction monitoring system further includes connecting the place
The indicator light of device module is managed, the indicator light is electrically connected the power supply.
4. monitoring device according to claim 3, which is characterized in that the signal acquisition module includes connecting the electrode
Instrument amplifying unit and electrode delamination detection unit, connect the depolarizing voltage unit of the instrument amplifying unit, connect institute
The bandpass filtering unit for stating depolarizing voltage unit connects the second level amplifying unit of the bandpass filtering unit, connection described two
The voltage of grade amplifying unit is lifted unit, and the electrode delamination detection unit and voltage lifting unit are all connected with the processing
Device module.
5. monitoring device according to claim 4, which is characterized in that the electrode is at least three, and respectively one mentions
For the first electrode of opposite earth signal, the second electrode of at least one collection body surface light current negative signal and at least one collection body
The third electrode of table light current positive signal.
6. monitoring device according to claim 5, which is characterized in that the bond is cloth-one-side sheet or cloth insertion sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078951.4U CN208492095U (en) | 2018-01-17 | 2018-01-17 | A kind of uterotonic monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078951.4U CN208492095U (en) | 2018-01-17 | 2018-01-17 | A kind of uterotonic monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN208492095U true CN208492095U (en) | 2019-02-15 |
Family
ID=65302805
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820078951.4U Active CN208492095U (en) | 2018-01-17 | 2018-01-17 | A kind of uterotonic monitoring device |
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| Country | Link |
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| CN (1) | CN208492095U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113598777A (en) * | 2021-08-09 | 2021-11-05 | 南通大学 | A kind of childbirth breath-holding detector and using method thereof |
| CN114795253A (en) * | 2022-04-22 | 2022-07-29 | 广东粤港澳大湾区国家纳米科技创新研究院 | A method and system for monitoring uterine contractions based on multi-dimensional information fusion |
-
2018
- 2018-01-17 CN CN201820078951.4U patent/CN208492095U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113598777A (en) * | 2021-08-09 | 2021-11-05 | 南通大学 | A kind of childbirth breath-holding detector and using method thereof |
| CN114795253A (en) * | 2022-04-22 | 2022-07-29 | 广东粤港澳大湾区国家纳米科技创新研究院 | A method and system for monitoring uterine contractions based on multi-dimensional information fusion |
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