CN203988027U - A kind of small-sized continuously dynamic fetal monitoring instrument - Google Patents
A kind of small-sized continuously dynamic fetal monitoring instrument Download PDFInfo
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- CN203988027U CN203988027U CN201420069220.5U CN201420069220U CN203988027U CN 203988027 U CN203988027 U CN 203988027U CN 201420069220 U CN201420069220 U CN 201420069220U CN 203988027 U CN203988027 U CN 203988027U
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Abstract
The utility model discloses a kind of small-sized continuously dynamic fetal monitoring instrument, comprise that housing, touching display screen, volume adjusting button, on and off switch, probe interface, wound form signal filter, fetal rhythm fetal movement probe, uterine contraction probe, speaker, uterine contraction zero key, memory card receptacle, power supply indicator, data line interface, cable interface, CPU control mainboard, bonnet, cellular network card draw-in groove, battery compartment, hook knot, elastic cord, netted type restraining waist belt, coupler body, described housing front and back is respectively equipped with touching display screen and battery compartment.Solve clinically the problem of the index such as dynamic monitoring fetal rhythm, fetal movement and uterine contraction continuously, can be for clinical position provides much more more foetus health indexs, for clinical can correctly solve fast fetus while there is fortuitous event in time quick solution effective support is provided.
Description
Technical field
This utility model relates to medical instruments field, is particularly related to a kind of small-sized continuously dynamic fetal monitoring instrument.
Background technology
Fetal rhythm, fetal movement monitoring can reflect whether anoxia of fetus, and domestic fetus-voice meter can only be monitored fetal rhythm at present, can not monitor the situation of fetal movement, fetal movement is at present all to remove number by anemia of pregnant woman oneself, interference from human factor is too large, many times cannot accurately know fetal movement situation accurately, if not there is not uterine contraction (particularly regular uterine contraction) to expected date of confinement, it is likely threatened abortion, but because present monitoring Jun Shiyaodao hospital goes to monitor, and can only be discontinuity monitoring, the situation of uterine contraction so can not note abnormalities in time, can not accomplish early to find early treatment to threatened abortion.Fetal rhythm, fetal movement monitoring at present can only be all discontinuity monitoring, the real-time condition of continuous dynamic reflection fetus in time, the comprehensively monitoring that can not understand in time and solve in time current fetal rhythm, fetal movement and uterine contraction if there is abnormal conditions is all to want anemia of pregnant woman to complete at the large-scale instrument of hospital, and this large-scale instrument also can only be monitored 1 to 2 hours in the time of diagnosis, can not accomplish constantly fetus to be monitored.Also there is no at present a small-sized fetal monitoring instrument that can simultaneously allow long-time dynamic monitoring fetal rhythm, fetal movement and uterine contraction that anemia of pregnant woman carries.
Utility model content
The purpose of this utility model is the fetal monitoring instrument that provides quick, simple and safe and can monitor constantly fetus, to solve the problem proposing in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of small-sized continuously dynamic fetal monitoring instrument, comprise that housing, touching display screen, volume adjusting button, on and off switch, speaker, fetal rhythm fetal movement probe, signal filter, uterine myoelectricity probe, probe interface, uterine contraction probe, power supply indicator, memory card receptacle, USB line interface, data line interface, cable interface, CPU control mainboard, bonnet, cellular network card draw-in groove, battery compartment, hook knot, elastic cord, netted type restraining waist belt, coupler body, described housing front and back is respectively equipped with touching display screen and battery compartment; Enclosure interior is provided with CPU and controls mainboard, and described CPU controls mainboard electrical connection case top and is provided with fetal rhythm fetal movement probe insertion, uterine contraction probe insertion, uterine myoelectricity probe insertion, memory card receptacle and power supply indicator; CPU controls volume adjusting button, on and off switch, USB line interface, data line interface and the cable interface of mainboard electrical connection housing both sides, the front of described housing is provided with speaker, and described battery compartment bottom is provided with the cellular network card draw-in groove being connected on CPU control mainboard.
As further program of the utility model, fetal rhythm fetal movement probe insertion, uterine contraction probe insertion and the uterine myoelectricity probe insertion of described case top is plugged with respectively fetal rhythm fetal movement probe, uterine contraction probe and uterine myoelectricity probe, between described fetal rhythm fetal movement probe, uterine contraction probe and uterine myoelectricity probe and its corresponding probe interface, is provided with signal filter.
As further program of the utility model, the band air vent circuit board briquetting of described fetal rhythm fetal movement probe, uterine contraction probe is provided with screw, screw is threaded with the screwed hole at probe cap center, between described screw and probe cap, be provided with netted type restraining waist belt, the both sides of described netted type restraining waist belt are provided with two elastic cords, and the positive one end of described elastic cord is provided with the coupler body that hook knot and the elastic cord back side other end be provided with and articulates.
As further program of the utility model, pass through cable interface or the cellular network card signal of described fetal monitoring instrument connect Cloud Server, described Cloud Server will be sent to user mobile phone, guardian's mobile phone and medical institution server after signal processing, signal data is delivered to medical and nursing work station computer by described medical institution server, thereby reach the conduct monitoring at all levels to anemia of pregnant woman fetus.
As preferably, described uterine myoelectricity probe has 16, and uterine myoelectricity probe connects control circuit, and control circuit connects respectively touching display screen, data storage module and communication module.
As preferably, described fetal rhythm fetal movement probe is piezoelectricity sound pressure sensor probe or optical fibre sound pressure sensor probe, in described fetal rhythm fetal movement probe body bottom groove, be connected with plastic cushion, the main body middle part of described piezoelectricity sound pressure sensor probe is provided with elastic vibration fenestra.
As preferably, on the elastic vibration fenestra of described piezoelectricity sound pressure sensor probe body, be provided with successively bottom electrode, elastic vibration film, vibrating diaphragm pressure ring, band air vent briquetting and band air vent circuit board briquetting, described bottom electrode connects " 1 " the font sheet metal in main body wall, the lateral wall of vibrating diaphragm pressure ring is provided with " L " shape electrode of metal, described " 1 " font sheet metal and " L " shape electrode of metal go between through the circuit board of crossed beam trunking connecting band air vent circuit board briquetting inside by bottom electrode lead-in wire and the top electrode of contact resilient vibrating diaphragm, described band air vent circuit board briquetting is provided with screw, screw is threaded with the screwed hole at probe cap center.
As preferably, the elastic vibration film of described piezoelectricity sound pressure sensor probe produces vibrations receiving acoustic pressure in abdomen, by the bottom electrode lead-in wire on elastic vibration film and top electrode lead-in wire, vibration signal is converted into the signal of telecommunication and delivers to the amplifying circuit in circuit board, described amplifying circuit changes into digital signal by bandwidth-limited circuit, phase-sensitive detection circuit, low-pass filter circuit and A/D change-over circuit successively by the signal of telecommunication, finally digital signal is delivered to after single-chip microcomputer is processed and is presented on touching display screen.
As preferably, on the elastic vibration fenestra of described optical fibre sound pressure sensor probe body, be provided with successively elastic vibration film, vibrating diaphragm pressure ring, band air vent briquetting and band air vent circuit board briquetting, the described bottom with air vent circuit board briquetting is provided with incident optical access hole and receives optical fiber access hole.
As preferably, described incident optical access hole is respectively equipped with the incident optical being connected with optical cable and receives optical fiber with in reception optical fiber access hole, the front end of incident optical is provided with collimator, the optical cable of described incident optical connects light source through bonder, the optical cable that receives optical fiber connects photo-detector through bonder, described incident optical makes to receive optical fiber by transmitting light beam through elastic vibration vibration of membrane and receives the optical signal from the reflection of elastic vibration film, then optical signal is delivered to circuit board through photo-detector.
As preferably, described uterine contraction probe body comprises circuit board housing, described circuit board housing is provided with screw and is threaded and is fixed on netted type restraining waist belt with the screwed hole at probe cap center, described circuit board housing next coming in order are provided with top board, piezoelectric and lower lock block, described top board one side is provided with top electrode and contacts with piezoelectric upper surface, and described piezoelectric lower surface is provided with the bottom electrode being fixed on shell.
As preferably, described piezoelectric is subject to uterine contraction pressure and bellyband resistance, make the electron production signal of telecommunication of piezoelectric both sides, amplifying circuit on described electrode connecting circuit board, described amplifying circuit changes into digital signal by bandwidth-limited circuit, phase-sensitive detection circuit, low-pass filter circuit and A/D change-over circuit successively by the signal of telecommunication, finally digital signal is delivered to after single-chip microcomputer is processed and is presented on touching display screen.
Operation principle of the present utility model is: described fetal rhythm fetal movement probe and uterine contraction probe is attached on anemia of pregnant woman's belly the fetus heart beating signal detecting, uterine contraction pressure signal and fetus intrauterine activity mimics signal filter out interfering signal to deliver to CPU control mainboard through wound form signal filter, analogue signal is controlled mainboard analyzing and processing through CPU and is changed into digital signal and control memorizer on mainboard and storage and the analysis of CPU through CPU, digital signal is delivered to respectively to touching display screen and cellular network card, described touching display screen shows Fetal Heart Rate, fetal movement number of times and uterine contraction pressure, send warning if note abnormalities, cellular network card is sent to server through software analysis by signal simultaneously, extremely give the alarm if occur.
This device passes through battery powered, by the round-the-clock health status that continues to monitor continuously fetal rhythm, fetal movement, uterine contraction and uterine myoelectricity and detect fetus, if occurred extremely, can send warning message to multiple designated mobile phones (anemia of pregnant woman, guardian, medical personnel) by cellular network card.This device available handsets is checked, also can check with computer; When abnormal, software interface can automatic spring warning message.
Compared with prior art, the beneficial effects of the utility model are:
1, solved clinically the problem of the index such as dynamic monitoring fetal rhythm, fetal movement and uterine contraction continuously, can be for clinical position provides much more more foetus health indexs, for clinical can correctly solve fast fetus while there is fortuitous event in time quick solution effective support is provided.
2, highly sensitive optical fibre sound pressure sensor is made fetal rhythm fetal movement probe, as long as just avoid trunk and can be placed on optional position and carry out the monitoring of fetal rhythm, fetal movement, not needing just can complete independently through professional training; Adopt multiple highly sensitive piezoelectricity sound pressure sensor probes, comprehensive monitoring fetus possible fetal rhythm position and fetal movement scope, also can the monitoring of complete independently to fetus without process professional training.
3, two kinds of probes can use for different crowds, can adopt optical fiber sound pressure probe fetus compared with hour (before 30 weeks), and when fetus is larger, fetal rhythm and fetal movement are all quite strong, can adopt piezoelectricity acoustic pressure probe.
4, adopt piezoelectric type uterine contraction probe, can effectively understand anemia of pregnant woman's uterine contraction situation, judge true and false uterine contraction.
5, adopt 16 surface electromyographies probe, accurately understand pregnant woman uterus myoelectrical activity, accurately judge whether that true property starts, and can understand myoelectrical activity while not producing uterine contraction and record and cause the myoelectricity threshold value of uterine contraction.
6, piezoelectric type uterine contraction probe combines with surface electromyography probe, can analyze anemia of pregnant woman's uterine contraction critical potential, intervenes in time prevention of preterm birth and threatened abortion for the premature labor sign frequent, regular and arrival critical potential not producing to expected date of confinement.
7, monitor fetal rhythm, fetal movement and uterine contraction, the at any time health condition of dynamic knowledge fetus whenever and wherever possible simultaneously; And whenever and wherever possible transfer of data is returned in hospital server, allow medical personnel understand in time foetus health situation, process in time fetus emergency case, reduce the probability of fetal accident injury.
8, there is abnormal conditions instrument and long-range same alarm, can allow anemia of pregnant woman know in time and seek medical advice in time, reduce the probability that delays the fetal accident injury causing because of the time; And can allow doctor can recognize anemia of pregnant woman's situation, the long-range medical treatment guidance suggestion timely that gives, effectively reduces the fetus injury bringing not in time because seeking medical advice simultaneously.
9, adopt the data such as large database longer-term storage fetal rhythm, fetal movement, uterine contraction, uterine myoelectricity, for obstetrics provide strong Xun card medical evidence, conveniently carry out scientific research targetedly.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is rearview of the present utility model;
Fig. 3 is type restraining waist belt front schematic view;
Fig. 4 is type restraining waist belt schematic rear view;
Fig. 5 is the structural representation of piezoelectricity sound pressure sensor probe;
Fig. 6 is the structural representation of optical fibre sound pressure sensor probe;
The operation principle schematic diagram of Fig. 7 piezoelectricity sound pressure sensor probe;
Fig. 8 is the operation principle schematic diagram of optical fibre sound pressure sensor probe;
Fig. 9 is the structural representation of uterine contraction probe;
Figure 10 is the operation principle schematic diagram of uterine contraction probe;
Figure 11 is uterine myoelectricity probe fundamental diagram;
Figure 12 is remote monitoring fundamental diagram;
Figure 13 is the operation principle of this utility model work.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of this utility model protection.
A kind of small-sized continuously dynamic fetal monitoring instrument, comprise housing 1, touching display screen 2, volume adjusting button 3, on and off switch 4, speaker 5, fetal rhythm fetal movement probe 6, signal filter 7, uterine myoelectricity probe 8, probe interface 9, uterine contraction probe 10, power supply indicator 11, memory card receptacle 12, USB line interface 13, data line interface 14, cable interface 15, CPU controls mainboard 16, bonnet 17, cellular network card draw-in groove 18, battery compartment 19, hook knot 20, elastic cord 21, netted type restraining waist belt 22, coupler body 23, described housing 1 front and back is respectively equipped with touching display screen 2 and battery compartment 19, housing 1 inside is provided with CPU and controls mainboard 16, and described CPU control mainboard 16 is electrically connected housing 1 top and is provided with fetal rhythm fetal movement probe insertion, uterine contraction probe insertion, uterine myoelectricity probe insertion, memory card receptacle 12 and power supply indicator 11, CPU control mainboard 16 is electrically connected volume adjusting button 3, on and off switch 4, USB line interface 13, data line interface 14 and the cable interface 15 of housing 1 both sides, the front of described housing 1 is provided with speaker 5, and described battery compartment 19 bottoms are provided with the cellular network card draw-in groove 18 being connected on CPU control mainboard 16.
Further, fetal rhythm fetal movement probe insertion, uterine contraction probe insertion and the uterine myoelectricity probe insertion at described housing 1 top is plugged with respectively fetal rhythm fetal movement probe 6, uterine contraction probe 10 and uterine myoelectricity probe 8, between described fetal rhythm fetal movement probe 6, uterine contraction probe 10 and uterine myoelectricity probe 8 and its corresponding probe interface 9, is provided with signal filter 7.
Further, the band air vent circuit board briquetting 36 of described fetal rhythm fetal movement probe 6, uterine contraction probe 10 is provided with screw 37, screw 37 is threaded with the screwed hole at probe cap 23 centers, between described screw 37 and probe cap 23, be provided with netted type restraining waist belt 22, the both sides of described netted type restraining waist belt 22 are provided with two elastic cords 21, and the positive one end of described elastic cord 21 is provided with hook knot 20 and articulates with the coupler body 23 that elastic cord 21 back side other ends are provided with.
Further, pass through cable interface 15 or the cellular network card signal of described fetal monitoring instrument connect Cloud Server, described Cloud Server will be sent to user mobile phone, guardian's mobile phone and medical institution server after signal processing, signal data is delivered to medical and nursing work station computer by described medical institution server, thereby reach the conduct monitoring at all levels to anemia of pregnant woman fetus.
As preferably, described uterine myoelectricity probe 8 has 16, and uterine myoelectricity probe 8 connects control circuits, and control circuit connects respectively touching display screen 2, data storage module and communication module.
As preferably, described fetal rhythm fetal movement probe 6 is piezoelectricity sound pressure sensor probe or optical fibre sound pressure sensor probe, in described fetal rhythm fetal movement probe body bottom groove, be connected with plastic cushion 32, the main body middle part of described piezoelectricity sound pressure sensor probe is provided with elastic vibration fenestra 31.
As preferably, on the elastic vibration fenestra of described piezoelectricity sound pressure sensor probe body, be provided with successively bottom electrode 30, elastic vibration film 33, vibrating diaphragm pressure ring 34, band air vent briquetting 35 and band air vent circuit board briquetting 36, described bottom electrode 30 connects " 1 " the font sheet metal 29 in main body wall, the lateral wall of vibrating diaphragm pressure ring 34 is provided with " L " shape electrode of metal 26, described " 1 " font sheet metal 29 and " L " shape electrode of metal 26 are by bottom electrode lead-in wire 28 and top electrode lead-in wire 27 circuit boards 24 through crossed beam trunking 25 connecting band air vent circuit board briquetting 36 inside of contact resilient vibrating diaphragm 33, described band air vent circuit board briquetting 36 is provided with screw 37, screw 37 is threaded with the screwed hole at probe cap 23 centers.
As preferably, the elastic vibration film 33 of described piezoelectricity sound pressure sensor probe produces vibrations receiving acoustic pressure in abdomen, by the bottom electrode lead-in wire 28 on elastic vibration film 33 and top electrode lead-in wire 27, vibration signal is converted into the signal of telecommunication and delivers to the amplifying circuit in circuit board, described amplifying circuit changes into digital signal by bandwidth-limited circuit, phase-sensitive detection circuit, low-pass filter circuit and A/D change-over circuit successively by the signal of telecommunication, finally digital signal is delivered to after single-chip microcomputer is processed and is presented on touching display screen 2.
As preferably, on the elastic vibration fenestra of described optical fibre sound pressure sensor probe body, be provided with successively elastic vibration film 33, vibrating diaphragm pressure ring 34, band air vent briquetting 35 and band air vent circuit board briquetting 36, the described bottom with air vent circuit board briquetting 36 is provided with incident optical access hole 39 and receives optical fiber access hole 38.
As preferably, described incident optical access hole 39 is respectively equipped with the incident optical 39 being connected with optical cable 40 and receives optical fiber 38 with in reception optical fiber access hole 38, the front end of incident optical 39 is provided with collimator 37, the optical cable 40 of described incident optical 39 connects light source 42 through bonder 41, the optical cable 40 that receives optical fiber 38 connects photo-detector 43 through bonder 41, described incident optical 39 makes to receive optical fiber 38 by transmitting light beam through the vibration of elastic vibration film 33 and receives the optical signal reflecting from elastic vibration film 33, then optical signal is delivered to circuit board through photo-detector 43.
As preferably, described uterine contraction probe body comprises circuit board housing 45, described circuit board housing 45 is provided with screw and is threaded with the screwed hole at probe cap center and is fixed on netted type restraining waist belt 22, described circuit board housing 45 next coming in order are provided with top board 48, piezoelectric 49 and lower lock block, described top board 48 1 sides are provided with top electrode 46 and contact with piezoelectric 49 upper surfaces, and described piezoelectric 49 lower surfaces are provided with the bottom electrode 47 being fixed on shell.
As preferably, described piezoelectric 49 is subject to uterine contraction pressure and bellyband resistance, make the electron production signal of telecommunication of piezoelectric 49 both sides, amplifying circuit on described electrode connecting circuit board, described amplifying circuit changes into digital signal by bandwidth-limited circuit, phase-sensitive detection circuit, low-pass filter circuit and A/D change-over circuit successively by the signal of telecommunication, finally digital signal is delivered to after single-chip microcomputer is processed and is presented on touching display screen 2.
This device passes through battery powered, by the round-the-clock health status that continues to monitor continuously fetal rhythm, fetal movement, uterine contraction and uterine myoelectricity and detect fetus, if occurred extremely, can send warning message to multiple designated mobile phones (anemia of pregnant woman, guardian, medical personnel) by cellular network card.This device available handsets is checked, also can check with computer; When abnormal, software interface can automatic spring warning message.
To those skilled in the art, obviously this utility model is not limited to the details of above-mentioned example embodiment, and in the situation that not deviating from spirit of the present utility model or basic feature, can realize this utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in this utility model.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a small-sized continuously dynamic fetal monitoring instrument, comprise that housing, touching display screen, volume adjusting button, on and off switch, speaker, fetal rhythm fetal movement probe, signal filter, uterine myoelectricity probe, probe interface, uterine contraction probe, power supply indicator, memory card receptacle, USB line interface, data line interface, cable interface, CPU control mainboard, bonnet, cellular network card draw-in groove, battery compartment, hook knot, elastic cord, netted type restraining waist belt, coupler body, it is characterized in that, described housing front and back is respectively equipped with touching display screen and battery compartment, enclosure interior is provided with CPU and controls mainboard, and described CPU controls mainboard electrical connection case top and is provided with fetal rhythm fetal movement probe insertion, uterine contraction probe insertion, uterine myoelectricity probe insertion, memory card receptacle and power supply indicator, CPU controls the volume adjusting button of mainboard electrical connection housing both sides, on and off switch, USB line interface, data line interface and cable interface, the front of described housing is provided with speaker, described battery compartment bottom is provided with the cellular network card draw-in groove being connected on CPU control mainboard, the fetal rhythm fetal movement probe insertion of described case top, uterine contraction probe insertion and uterine myoelectricity probe insertion are plugged with respectively fetal rhythm fetal movement probe, uterine contraction probe and uterine myoelectricity probe, described fetal rhythm fetal movement probe, between uterine contraction probe and uterine myoelectricity probe and its corresponding probe interface, be provided with signal filter, described fetal rhythm fetal movement probe, the band air vent circuit board briquetting of uterine contraction probe is provided with screw, screw is threaded with the screwed hole at probe cap center, between described screw and probe cap, be provided with netted type restraining waist belt, the both sides of described netted type restraining waist belt are provided with two elastic cords, the positive one end of described elastic cord is provided with the coupler body that hook knot and the elastic cord back side other end be provided with and articulates, pass through cable interface or the cellular network card signal of described fetal monitoring instrument connect Cloud Server, described Cloud Server signal connects user mobile phone, guardian's mobile phone and medical institution server, described medical institution server connects medical and nursing work station computer, described uterine myoelectricity probe has 16, and uterine myoelectricity probe connects control circuit, control circuit connects respectively touching display screen, data storage module and communication module.
2. the small-sized continuously dynamic fetal monitoring instrument of one according to claim 1, it is characterized in that, described fetal rhythm fetal movement probe is piezoelectricity sound pressure sensor probe or optical fibre sound pressure sensor probe, in described fetal rhythm fetal movement probe body bottom groove, be connected with plastic cushion, the main body middle part of described piezoelectricity sound pressure sensor probe is provided with elastic vibration fenestra.
3. the small-sized continuously dynamic fetal monitoring instrument of one according to claim 1 and 2, it is characterized in that, on the elastic vibration fenestra of described piezoelectricity sound pressure sensor probe body, be provided with successively bottom electrode, elastic vibration film, vibrating diaphragm pressure ring, band air vent briquetting and band air vent circuit board briquetting, described bottom electrode connects " 1 " the font sheet metal in main body wall, the lateral wall of vibrating diaphragm pressure ring is provided with " L " shape electrode of metal, described " 1 " font sheet metal and " L " shape electrode of metal go between through the circuit board of crossed beam trunking connecting band air vent circuit board briquetting inside by bottom electrode lead-in wire and the top electrode of contact resilient vibrating diaphragm, described band air vent circuit board briquetting is provided with screw, screw is threaded with the screwed hole at probe cap center.
4. the small-sized continuously dynamic fetal monitoring instrument of one according to claim 1 and 2, it is characterized in that, on the elastic vibration fenestra of described optical fibre sound pressure sensor probe body, be provided with successively elastic vibration film, vibrating diaphragm pressure ring, band air vent briquetting and band air vent circuit board briquetting, the described bottom with air vent circuit board briquetting is provided with incident optical access hole and receives optical fiber access hole.
5. according to the small-sized continuously dynamic fetal monitoring instrument of the one described in claim 1 or 6, it is characterized in that, described incident optical access hole is respectively equipped with the incident optical being connected with optical cable and receives optical fiber with in reception optical fiber access hole, the front end of incident optical is provided with collimator, the optical cable of described incident optical connects light source through bonder, and the optical cable that receives optical fiber connects photo-detector through bonder.
6. the small-sized continuously dynamic fetal monitoring instrument of one according to claim 1, it is characterized in that, described uterine contraction probe body comprises circuit board housing, described circuit board housing next coming in order are provided with top board, piezoelectric and lower lock block, described top board one side is provided with top electrode and contacts with piezoelectric upper surface, and described piezoelectric lower surface is provided with the bottom electrode being fixed on shell.
7. according to the small-sized continuously dynamic fetal monitoring instrument of the one described in claim 4 or 7, it is characterized in that, the bottom electrode lead-in wire of described piezoelectricity sound pressure sensor probe elastic vibration film and uterine contraction probe piezoelectric is connected amplifying circuit with top electrode lead-in wire, described amplifying circuit connects bandwidth-limited circuit, phase-sensitive detection circuit, low-pass filter circuit and A/D change-over circuit successively, and A/D change-over circuit connects single-chip microcomputer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420069220.5U CN203988027U (en) | 2014-02-18 | 2014-02-18 | A kind of small-sized continuously dynamic fetal monitoring instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420069220.5U CN203988027U (en) | 2014-02-18 | 2014-02-18 | A kind of small-sized continuously dynamic fetal monitoring instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494004A (en) * | 2019-09-16 | 2021-03-16 | 深圳市理邦精密仪器股份有限公司 | Female child guardianship device and test probe thereof |
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2014
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494004A (en) * | 2019-09-16 | 2021-03-16 | 深圳市理邦精密仪器股份有限公司 | Female child guardianship device and test probe thereof |
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Granted publication date: 20141210 Termination date: 20160218 |