CN1262918A - Portable continuous dynamic fetal heart recording monitor - Google Patents
Portable continuous dynamic fetal heart recording monitor Download PDFInfo
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- CN1262918A CN1262918A CN00102733.6A CN00102733A CN1262918A CN 1262918 A CN1262918 A CN 1262918A CN 00102733 A CN00102733 A CN 00102733A CN 1262918 A CN1262918 A CN 1262918A
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- fetal heart
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Abstract
The portable continuous dynamic fetal heart recording-monitoring instrument capable of storing and displaying change of fetal heart rate, change of uterine contraction pressure and fetal movement signal, alarming, analyzing recorded data by utilizing computer software package, graph-plotting, making decision and obtaining necessary diagnosis belongs to a non-destructive fetal heart recording-monitoring equipment with the advantages of convenient, safe and reliable application, accurate recording, unlimited in time, place and condition, and can be repeatedly used.
Description
The invention belongs to a kind of medical monitoring equipment, relate to a kind of portable continuous dynamic fetal heart recording monitor.
Enclose the health care level of producing in order to improve the women, reduce and enclose the product mortality rate, the way of science is carried out the Medical Instruments monitoring to the anemia of pregnant woman exactly.The practice of hospital's routine is at present: the family members by anemia of pregnant woman and company thereof frequently are to and between residence and the hospital, through line up, registers, goes to a doctor, preengages complicated program such as inspect by instrument, thereby to enclosing that the product fetus is guarded or anemia of pregnant woman's fetal rhythm, fetal movement, uterine contraction etc. being checked and record.This has increased the prescription on individual diagnosis amount of hospital patient on the one hand, and on the other hand, along with the continuous increase in pregnant week of anemia of pregnant woman, action is inconvenience gradually, and at this moment the anemia of pregnant woman goes to a doctor often needs the household to accompany, and brings burden and inconvenience can for undoubtedly anemia of pregnant woman family.In case accompany people's time of can not taking out, will influence and check and monitoring to the anemia of pregnant woman is normal.Simultaneously the anemia of pregnant woman is when making conventional fetus situation and check, not necessarily the time that can catch fetal heart frequency to change when checking.And general F/A is opposite with adult's mechanics: the time of F/A, the existing hospital outpatient time was daytime at night, in case F/A takes place unusually, the anemia of pregnant woman can only emergency treatment or endured daybreak on the secondth and go to see a doctor.Increase fetus so greatly anoxybiotic chance is in utero taking place, thereby increased the mortality rate of fetus.In case fetal in utero death takes place, to anemia of pregnant woman and family members thereof, all can cause huge grieved and affectional strike.Therefore for the accurate father and mother of youth, along with the increase in pregnant week of anemia of pregnant woman, misgivings and worry thereof also can grow with each passing day, the food unable to sleep soundly.
At present the medical matters bound pair encloses the monitoring way of producing fetus has " B ultrasonic ", " foetus ECG monitor " or by anemia of pregnant woman's F/A etc. of testing oneself, though above way has effect to protection pregnant women and fetus, also exists a lot of unsatisfactory parts:
1, B ultrasound.It can carry out the monitoring of Placenta Hominis, amniotic fluid, fetal umbilical blood stream, fetal rhythm rate etc.But these monitorings can only be monitorings for a single second, and not reach dynamic monitoring.If realize dynamic monitoring, the anemia of pregnant woman just needs to be in hospital, the B ultrasonic doctor supervision of need constantly operating machines.This has not only increased medical personnel's workload, and the anemia of pregnant woman has also been increased burden economically greatly.
2, foetus ECG monitor.This is a kind of Medical Instruments of heaviness, and the anemia of pregnant woman can only go to see a doctor, could use when doing routine examination, and need the specialty personnel analyze, just can reach a conclusion.During monitoring, if fetus has a rest, the external world then needs to adopt external stimuluss such as " sound ", " music ", " rocking " to impel F/A.So just once checking sometimes needs 20 minutes even 40 minutes, also will register to hospital in second day of having again, prescription on individual diagnosis, subscription time etc., cause virtually the anemia of pregnant woman mentally with financial resources on burden.
3, anemia of pregnant woman's F/A of testing oneself.This way is in one hour time, by anemia of pregnant woman's F/A of testing oneself, the situation of rough calculation F/A.This rough calculation, the anemia of pregnant woman often can not adhere to, the time not to own with regard to tired falling asleep (anemia of pregnant woman's self-testing method, divides early, middle and late respectively once, each one hour.Fetus during this period of time continuously active be can be regarded as once, even if the interval is for the second time movable again after a few minutes).Therefore this method anemia of pregnant woman is difficult for grasping, and poor accuracy.
The objective of the invention is to design a kind of small-sized, light, can carry and can transmit information by telephone, thereby but make the monitor of medical personnel's continuous monitoring anemia of pregnant woman fetal rhythm, fetal movement, uterine contraction situation.
For achieving the above object, the present invention takes following design: portable continuous dynamic fetal heart recording monitor is made up of pick off, signal amplifier, traffic filter, A-D analog-digital converter, stationary digital input block, display circuit, LCDs, data storage, telephone transmission line etc.The signal output part of described pick off connects signal amplifier and traffic filter respectively, its output connects the A-D analog-digital converter, this digital signal is input to by in monolithic processor controlled signal storage chip or the hard disk, also can be input on the magnetic tape recorder by Single-chip Controlling relay and motor; This signal storage outfan connects wired telephone transmission line, and the other end of telephone wire links to each other with computer software package; The stationary digital signal input unit connects display circuit and LCDs; Connect display circuit and LCDs simultaneously, also have the signal output part of A-D analog-digital converter.
The invention discloses a kind of portable continuous dynamic fetal heart recording monitor, can store, show, report to the police the change of the change of fetal rhythm rate, uterine contraction pressure, Fetal Movement Signal etc., and by computer software package to the data of record analyze, graphic plotting, criterion and make necessary diagnosis.This equipment belongs to the non-invasive apparatus of fetal heart recording monitoring.It can pass through pick off, and the mechanical oscillation signal of experiencing is transformed into digital signal, and is stored in the memorizer (hard-disk system or internal memory ROM or magnetic disk recorder).Storage signal can demonstrate instantaneous basic fetal rhythm rate (basic fetalline) by display and LCDs, be higher than (high fetal heart rate) normal tire heart rate, is lower than (low fetal heart rate) normal tire heart rate and sends warning (alarm).Simultaneously instantaneous uterine contraction pressure (pressline) curve numerical value can be demonstrated, and identification number (ID), the length of equipment records time (time) of user can be shown.And above-mentioned transfer of data is in time analyzed to the data analysis center of corresponding hospital by telephone transmission line.Because feedback information is timely, can reduce the generation of fetal distress in uterus, the fetal death of minimizing unknown cause is phenomenon in utero, has reduced perinatal mortality rate.The anemia of pregnant woman can all can use to expected date of confinement (40 thoughtful 42 weeks) from pregnant 32 weeks.It has conveniently, simple and direct, safe, reliable, noinvasive, orthobiosis of not influencing the anemia of pregnant woman are accustomed to, and compares with quasi-instrument, is not subjected to the restriction of time, place, condition, thereby reaches the purpose of dynamic monitoring, monitoring.In addition, this instrument also has easy to carry, writes down advantages such as accurate.This monitor can be repeatedly used, and is worth to give full play to himself.
The invention will be further described below in conjunction with accompanying drawing.
Fig. 1 forms sketch map for the structure of monitor among the present invention
Fig. 2 is the shape schematic front view of monitor among the present invention
Fig. 3 is the shape diagrammatic side view of monitor among the present invention
Fig. 4 is the sketch map of the shown numeral of LCDs, figure among the present invention
The workflow diagram that Fig. 5 uses for instrument among the present invention
As shown in Figure 1, portable continuous dynamic fetal heart recording monitor is by pick off 1,2, signal amplifier 3, traffic filter 4, A-D analog-digital converter 5, stationary digital input block 6, are made up of monolithic processor controlled data storage 8,9, telephone line 10 etc. display circuit and LCDs 7.Wherein pick off 1,2 is made up of two trochotrones, and 1 couple of anemia of pregnant woman of the polynary transducer of ultrasonic doppler and fetus do not have physiological hazard.During work, it is attached to anemia of pregnant woman's fetal rhythm reflection position the most clearly, transducer sends the 2.5MHZ frequency, receives the heart of fetus motion simultaneously, the fetal rhythm vibration wave of reflected back different frequency, thus the mechanical vibration wave of heart of fetus is converted into analog electrical signal.Polynary pressure converter 2 is converted into the electrotonus analogue signal to the uterine pressure that the anemia of pregnant woman experiences by this pick off.The outfan of described pick off 1,2 all connects signal amplifier 3 and traffic filter 4 respectively, thereby the analogue signal that ultrasonic doppler transducer 1 and polynary pressure converter 2 obtain is amplified and select, remove various myoelectricity interfering signals, select fetus heart beating signal and uterine contraction signal, this signal is sent into A-D analog-digital converter 5 again, thereby analogue signal is converted into digital signal.During use, the A-D transducer need be selected high accuracy (more than 16 s') transducer for use, improves and adopts a figure place, thereby can reduce the distortion of signal.The digital signal of output is input to by in monolithic processor controlled signal storaging chip 8 or the hard disk 9 again.Wherein storaging chip 8 can adopt internal memory (ROM) 32M or 64M.Described stationary digital signal input unit 6 is made up of counting circuit, identification circuit, electronic clock etc.Its outfan connects liquid crystal display circuit and display screen 7.Connect this display circuit and LCDs 7 simultaneously, also have A-D analog-digital converter 5.
By Fig. 2 and Fig. 3 as can be known, the supersonic Doppler transducer 1 of portable continuous dynamic fetal heart recording monitor and polynary pressure converter 2 can be worn on anemia of pregnant woman's the sensitive part of fetal rhythm, fetal movement by degree of tightness bracelet 11.The signal output of above-mentioned transducer 1,2 then enters corresponding instrument input port 12 by connecting line.The input of the signal amplifier 3 in this input port and this instrument is connected.Also dispose fetal rhythm sounding and warning system 13, Flexible clamp 14, rechargeable battery 15, charger socket 16, data output 17 etc. in this instrument.Because it is small and exquisite, light that this instrument design gets, only need can be worn on this instrument on one's body the anemia of pregnant woman by being installed in the lateral Flexible clamp 14 of instrument, use very convenient.
Fig. 4 is the shown numeral of LCDs among the present invention 7, the sketch map of figure.In this display, can demonstrate instantaneous basic fetal rhythm rate (basic fetal line), be higher than (high fetal heart rate) normal tire heart rate, be lower than (low fetal heart rate) normal tire heart rate and send warning (alarm), simultaneously instantaneous uterine contraction pressure (press line) curve numerical value can be demonstrated, and identification number (ID), the length of equipment records time (time) of user can be shown.
As shown in Figure 5, signals such as the fetal rhythm pollex signal that obtains by the polynary transducer 1 of ultrasonic doppler and polynary pressure converter 2, uterine contraction pressure signal, fetal in utero activity number of times, send into A-D transducer 5 through amplification, filtering, thereby analogue signal is converted into digital signal, this digital signal is by display circuit and display screen, can demonstrate the correlation values of fetal rhythm rate and uterine contraction pressure, then send warning being higher or lower than the normal tire heart rate; Pass through digital signal input block 6 and display circuit, display screen etc. simultaneously, can demonstrate year, month, day, hour, min, second and identification signal etc.; Above-mentioned modulus signal also is connected with ROM, hard disk or the magnetic tape recorder controlled by CPU, the output of described memory or connect computer software analysis center in the hospital by telephone wire, maybe will store the hard disk and the tape of signal and deliver to hospital, and make judgement by the computer software center, will feed back to the anemia of pregnant woman place simultaneously for information about.Also can related data, figure be got paper spare by printer, and keep properly, be convenient to lasting preservation and the analysis of medical record of hospital data according to the needs of the state of an illness as case history.
Claims (7)
1, a kind of portable continuous dynamic fetal heart recording monitor, form by pick off, signal amplifier, traffic filter, A-D analog-digital converter, stationary digital input block, display circuit, LCDs, data storage, telephone transmission line etc., it is characterized in that: the signal output part of described pick off connects signal amplifier and traffic filter respectively, its output connects the A-D analog-digital converter, and this digital signal is input to by in monolithic processor controlled signal storage chip or the hard disk; Also can be input on the magnetic tape recorder by Single-chip Controlling relay and motor; This signal storage outfan connects wired telephone transmission line, and the other end of telephone wire links to each other with computer software package; The stationary digital signal input unit connects display circuit and LCDs; Connect display circuit and LCDs simultaneously, also have the signal output part of A-D analog-digital converter.
2, portable continuous dynamic fetal heart recording monitor according to claim 1 is characterized in that: described pick off is made up of polynary transducer of ultrasonic doppler and polynary pressure converter.
3, portable continuous dynamic fetal heart recording monitor according to claim 2 is characterized in that: the outfan of polynary transducer of described ultrasonic doppler and polynary pressure converter all connects signal amplifier and traffic filter respectively.
4, portable continuous dynamic fetal heart recording monitor according to claim 1 is characterized in that: described stationary digital signal input unit is made up of counting circuit, identification circuit, electronic clock etc.
5, portable continuous dynamic fetal heart recording monitor according to claim 1 is characterized in that: also dispose fetal rhythm sounding and warning system, Flexible clamp, rechargeable battery, charger socket, data output etc. in the instrument.
6, portable continuous dynamic fetal heart recording monitor according to claim 1 is characterized in that: numeral and pictorial display such as described LCDs is provided with instantaneous basic fetal rhythm rate, is higher than the normal tire heart rate, is lower than the normal tire heart rate, the identification number of instantaneous uterine contraction pressure curve numerical value, user, equipment records time length.
7, according to claim 2 or 3 described portable continuous dynamic fetal heart recording monitors, it is characterized in that: supersonic Doppler transducer and polynary pressure converter are fixed on elastic cord and buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102733.6A CN1262918A (en) | 2000-02-22 | 2000-02-22 | Portable continuous dynamic fetal heart recording monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102733.6A CN1262918A (en) | 2000-02-22 | 2000-02-22 | Portable continuous dynamic fetal heart recording monitor |
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| Publication Number | Publication Date |
|---|---|
| CN1262918A true CN1262918A (en) | 2000-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN00102733.6A Pending CN1262918A (en) | 2000-02-22 | 2000-02-22 | Portable continuous dynamic fetal heart recording monitor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100401977C (en) * | 2002-07-11 | 2008-07-16 | Ge医疗系统信息技术公司 | Method and device for detecting weak physiological signal |
| US7402143B2 (en) | 2002-08-01 | 2008-07-22 | Biopad Ltd | Bio-filter pad for facilitating the detection of an occurrence of a physiological action and method therefor and fetal activity monitoring apparatus |
| WO2010148601A1 (en) * | 2009-06-22 | 2010-12-29 | 深圳京柏医疗设备有限公司 | Device, system and method for detecting fetal heart rate |
| US8075500B2 (en) | 2007-07-17 | 2011-12-13 | Biopad Ltd. | Fetal wellbeing monitoring apparatus and pad therefor |
| CN104224226A (en) * | 2014-06-03 | 2014-12-24 | 甘欣悦 | Fetal heart sound and uterine contraction signal integrated sensor module |
| CN107343783A (en) * | 2016-09-29 | 2017-11-14 | 苏州能斯达电子科技有限公司 | A kind of Fetal Heart Rate, movement of the foetus and uterine contraction intelligent monitor system and method |
| CN109199445A (en) * | 2018-11-14 | 2019-01-15 | 中聚科技股份有限公司 | A kind of Intelligence Ultrasound fetal rhythm monitoring system |
-
2000
- 2000-02-22 CN CN00102733.6A patent/CN1262918A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100401977C (en) * | 2002-07-11 | 2008-07-16 | Ge医疗系统信息技术公司 | Method and device for detecting weak physiological signal |
| US7402143B2 (en) | 2002-08-01 | 2008-07-22 | Biopad Ltd | Bio-filter pad for facilitating the detection of an occurrence of a physiological action and method therefor and fetal activity monitoring apparatus |
| US8075500B2 (en) | 2007-07-17 | 2011-12-13 | Biopad Ltd. | Fetal wellbeing monitoring apparatus and pad therefor |
| WO2010148601A1 (en) * | 2009-06-22 | 2010-12-29 | 深圳京柏医疗设备有限公司 | Device, system and method for detecting fetal heart rate |
| CN104224226A (en) * | 2014-06-03 | 2014-12-24 | 甘欣悦 | Fetal heart sound and uterine contraction signal integrated sensor module |
| CN107343783A (en) * | 2016-09-29 | 2017-11-14 | 苏州能斯达电子科技有限公司 | A kind of Fetal Heart Rate, movement of the foetus and uterine contraction intelligent monitor system and method |
| CN109199445A (en) * | 2018-11-14 | 2019-01-15 | 中聚科技股份有限公司 | A kind of Intelligence Ultrasound fetal rhythm monitoring system |
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