CN106308786B - Uterine contraction probe - Google Patents
Uterine contraction probe Download PDFInfo
- Publication number
- CN106308786B CN106308786B CN201610681076.4A CN201610681076A CN106308786B CN 106308786 B CN106308786 B CN 106308786B CN 201610681076 A CN201610681076 A CN 201610681076A CN 106308786 B CN106308786 B CN 106308786B
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- air bag
- uterine contraction
- microprocessor
- circuit
- sensor
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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
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
- A61B5/033—Uterine pressure
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
A kind of uterine contraction probe, including shell, microprocessor and air bag sensor are installed in the shell, the air bag sensor includes with reference to air bag, for detecting uterotonic induction air bag and voltage conversion sensor, the voltage conversion sensor is connected with induction air bag and with reference to air bag respectively, and voltage conversion sensor is also connected with the microprocessor for exporting uterine contraction electric signal to microprocessor.The present invention is by the air bag sensor of double-air sac structure, so that this uterine contraction probe also can be realized underwater uterine contraction detection, and the uterine contraction data detected are accurate and reliable.
Description
Technical field
The present invention relates to medical instruments field, especially a kind of uterine contraction probe.
Background technique
Water confinement is a kind of novel childbirth options, and pregnant woman needs to be carried out in puerpera's bathtub or massage bathtub wait produce, this kind
Not only amount of bleeding during childbirth is few for childbirth options, but also anomalous variation will not occur in fetal rhythm, also can be for the pain of pregnant woman
It reduces and helps.However existing uterine contraction probe mostly uses resistance strain-gauge transducer, and must there are for charging, passing
The wiring hole location of transmission of data, and the time to be produced is that uterine contraction detects the most important time, the prior art is not able to satisfy uterine contraction in water and examines
The requirement of survey.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of accurate detection, good airproof performance, convenience are provided wirelessly
Uterine contraction probe.
To achieve the above object, present invention employs following technical solutions:
A kind of uterine contraction probe, including shell are equipped with microprocessor 1 and air bag sensor 2 in the shell, described
Air bag sensor 2 includes referring to air bag 22, for detecting uterotonic induction air bag 21 and voltage conversion sensor 25, described
Voltage conversion sensor 25 be connected respectively with induction air bag 21 and with reference to air bag 22, and voltage conversion sensor 25 also with
Microprocessor 1 is connected for exporting uterine contraction electric signal to microprocessor 1.
Preferably, the induction air bag 21 is hollow structure, and the hollow knot of induction air bag 21 is arranged in reference to air bag 22
In structure.
Preferably, the induction air bag 21 is equipped with circular groove, and the reference air bag 22 is circular configuration and sets
It sets in the circular groove of induction air bag 21.
Preferably, the shell includes upper cover 8 and pedestal 9, is tightly connected between the upper cover 8 and pedestal 9.
Preferably, be also equipped with circuit board in the shell, the induction air bag 21 be mounted on 9 middle part of pedestal and with
The bottom surface of pedestal 9 is connected, and the circuit board is arranged between the side wall of shell and induction air bag 21.
Preferably, the shell is circle, and the circuit board is the circuit for the annular that Ambience answers air bag 21 to be arranged
Plate is arranged in the circular groove of induction air bag 21 with reference to air bag 22, and voltage conversion sensor 25 is arranged on circuit boards.
Preferably, the microprocessor 1 is connected with power supply unit 6, and the power supply unit 6 includes battery 61 and nothing
Line charging circuit 62, the wireless charging circuit 62 are connected for charging for battery 61 with the input of battery 61.
Preferably, the microprocessor 1 is connected for controlling uterine contraction probe with the touch key-press circuit 4 for operation
Switch, and touch key-press circuit 4 be capacitance type touch key switch.
It preferably, further include wireless communication module 5, the microprocessor 1 is connected with wireless communication module 5.
Preferably, signal amplification circuit 3 and filter circuit are additionally provided between the microprocessor 1 and air bag sensor 2.
The present invention is by the air bag sensor of double-air sac structure, and an air bag is for detecting uterine contraction pressure, an air bag work
For reference value, without using atmospheric pressure as reference value, so that uterine contraction probe of the invention not only can be in the environment of atmospheric pressure
It uses, can also be used in the environment of non-standard atmospheric pressure, such as also can be realized underwater uterine contraction detection, and detect
Uterine contraction data it is accurate and reliable.
Detailed description of the invention
Fig. 1 is functional structure chart of the invention；
Fig. 2 is the schematic illustration of air bag sensor of the invention；
Fig. 3 is the overall structure diagram of one embodiment of uterine contraction probe of the present invention；
Fig. 4 is the assembling structure schematic diagram of the pedestal of uterine contraction probe of the present invention shown in Fig. 3.
Specific embodiment
The embodiment of the present invention is provided below in conjunction with attached drawing 1 to 4, further illustrates uterine contraction probe specific implementation of the invention
Mode.Uterine contraction probe of the invention is not limited to the following description.
As illustrated in fig. 1 and 2, uterine contraction of the invention is popped one's head in, including shell, is equipped with 1 He of microprocessor in the shell
Air bag sensor 2, the air bag sensor 2 include for detecting uterine contraction and obtaining the induction gas of uterine contraction pressure relative value
Capsule 21, for providing the reference air bag 22 and voltage conversion sensor 25 of gasbag pressure standard value, the voltage converts sensing
Device 25 is connected with induction air bag 21 and with reference to air bag 22 for receiving uterine contraction pressure relative value and gasbag pressure standard value respectively
And uterine contraction electric signal is obtained, and voltage conversion sensor 25 is also connected for exporting uterine contraction electric signal with microprocessor 1
To microprocessor 1 to obtain uterine contraction data.The present invention passes through the air bag sensor 2 of double-air sac structure, and an air bag is for detecting
Uterine contraction pressure, an air bag is as reference value, without not only may be used so that uterine contraction of the invention is popped one's head in using atmospheric pressure as reference value
It to be used in the environment of atmospheric pressure, can also use, such as also can be realized underwater in the environment of non-standard atmospheric pressure
Uterine contraction detection, and the uterine contraction data detected are accurate and reliable.
As shown in Fig. 2, the schematic illustration of air bag sensor 2 of the invention, incudes air bag 21 and distinguishes with reference to air bag 22
It is connect with the gasbag pressure test side 23 of voltage conversion sensor 25 and uterine contraction pressure detecting end 24, incudes the air bag pressure of air bag 21
The gasbag pressure of power and reference air bag 22 can be such that gasbag pressure test side 23 and uterine contraction pressure detecting end 24 generates accordingly respectively
Voltage change arrives gasbag pressure standard value for providing to calculate uterine contraction data by air pressure, with reference to air bag 22, is using preceding ginseng
The gas that fixation pressure is had been filled in air bag 22 is examined, induction air bag 21 then experiences the variation of uterine pressure and generates uterine contraction pressure
Power relative value,
Uterine contraction data can be calculated by the corresponding relationship of uterine contraction pressure relative value and gasbag pressure standard value, such as
The uterine contraction pressure value that uterine contraction electric signal is recorded is that uterine contraction pressure relative value subtracts gasbag pressure standard value.Voltage conversion sensor 25
Capacitance sensitive elements and measuring circuit can be made together with integrated circuit technology, constitute capacitor integrated pressure sensing
Device, its core component are one to pressure-sensitive capacitor, and two aluminium electrodes of the capacitor, one is arranged in glass
On, another is arranged on the film of silicon wafer.Silicon thin film is formed by the obverse and reverse of corrosion of silicon, in silicon wafer and glass
After being bonded together, it is formed the capacitor with certain interval.In the presence of there are pressure in the two sides of silicon fiml, silicon fiml will
Deformation occurs makes the spacing at capacitor the two poles of the earth change, thus causes the variation of capacitance.Preferably, the induction air bag 21
It is connected respectively by hose with voltage conversion sensor 25 with reference air bag 22.
As shown in Figure 1, uterine contraction probe of the invention further includes touch key-press circuit 4, wireless communication module 5 and power supply unit
6, touch key-press circuit 4 and wireless communication module 5 are connect with microprocessor 1 respectively.
Touch key-press circuit 4 is used for the input mechanism of uterine contraction probe, for controlling the switch and relevant parameter of uterine contraction probe
Operation, specifically, the touch key-press circuit 4 is capacitance type touch key switch, the capacitance type touch key switch
It is to realize no matter can reflect across which kind of dielectric between key induced electrode and human finger with capacitance induction principle
Independent sensing region signal out, each key characteristic neat and consistent, completely without adjustment, have it is convenient for production, it is not affected by environment,
The characteristics such as high reliability.
The wireless communication module 5 is used to the uterine contraction data after 1 calculation process of microprocessor sending output to other
Equipment such as cell phone client or fetus-voice meter.Specifically, the wireless communication module 5 is RF IC, the palace of pregnant woman
Contracting data are wirelessly communicated by 433MHZ and communicates with other equipment, 433MHZ be it is national exempt from application frequency range, can directly use,
And have many advantages, such as that use scope is extensive, bottom coding is convenient, portability of program is strong, so that it is guaranteed that the stabilization of wireless communication；
The RF IC is processing radio-frequency transmissions and received processing chip, and the general principle using electromagnetic wave carries out air
In transmission, existing RF IC can accomplish to receive and dispatch synchronous progress.Uterine contraction probe of the invention can be used for and fetus-voice meter
Connection, while realizing the detection of fetal rhythm and uterine contraction data.
Preferably, the power supply unit 6 includes battery 61 and wireless charging circuit 62, and the output of the battery 61 is used for
It powers and is connected with microprocessor 1, air bag sensor 2 and wireless communication module 5, the wireless charging circuit 62 and battery
61 input is connected for charging for battery 61, and wireless charging circuit 62, which is placed to charging base, to carry out battery 61
Charging.Preferably, energy density is high, light-weight, small in size, long service life, has high power receiving using having for battery 61
The lithium battery for the characteristics such as ability, self discharge be low.The present invention is by wireless charging circuit 62, so that this uterine contraction probe is without staying
There is charging hole, realizes totally-enclosed charging and water-proof function.It is of course also possible to use the power supply unit of other forms.
Further, it is additionally provided with signal amplification circuit 3 and filter circuit between the microprocessor 1 and air bag sensor 2,
The signal amplification circuit 3 and filter circuit are put for converting the voltage into the collected uterine contraction electric signal of sensor 25
Greatly, it filters and acquires, so that microprocessor 1 is readily identified.
An of the invention specific embodiment as shown in Figure 3 is that the shell includes upper cover 8 and pedestal 9, upper cover 8
With in pedestal 9 be equipped with microprocessor 1, induction air bag 21, with reference to air bag 22 and voltage conversion sensor 25, the induction air bag
21 are connected to experience uterine contraction pressure with the side wall of shell, and with reference between air bag 22 and shell, there are gaps, can pass through fixing card
Seat is fixed.In preferred embodiment as shown in Figure 3, the induction air bag 21 is hollow structure, is existed with reference to the setting of air bag 22
Incude in the hollow structure of air bag 21 and there are gaps, fixation can be separated by Fixing clamp-seat, had both been avoided that reference gas capsule 22
The compact overall structure for contacting with the external world, and uterine contraction being popped one's head in, thickness are thinning.Preferably, it is set on the induction air bag 21
There is circular groove, it is described to be circular configuration with reference to air bag 22 and be arranged in the circular groove of induction air bag 21.Specifically, sense
Air bag 21 is answered to be mounted on pedestal 9 and be connected with the bottom surface of pedestal 9, the circle that induction air bag 21 is arranged in reference to air bag 22 is recessed
In slot, air bag 21 is incuded and with reference to air bag 22 respectively by the way that hose and voltage conversion sensor above reference air bag 22 is arranged in
25 are connected, and the upper cover 8 and pedestal 9 are tightly connected, so that this uterine contraction probe has preferable leakproofness, Neng Goushi
Answer underwater working environment.Preferably, upper cover 8 can be connect with pedestal 9 using sealing ring and thread seal, naturally it is also possible to logical
The mode be glued or welded is crossed to be tightly connected.
It is also equipped with circuit board inside the shell, voltage conversion sensor 25, microprocessor 1, wireless can be equipped on circuit board
It is any one or more in communication module 5, power supply unit 6, signal amplification circuit 3, filter circuit and touch key-press circuit 4.
In order to make uterine contraction pop one's head in compact overall structure, it is preferred that the circuit board be arranged in shell side wall and induction air bag 21 it
Between.Specifically, shell is circle, the middle part of 9 bottom surface side wall of cup dolly is arranged in induction air bag 21, and the circuit board is ring
The circuit board for the annular being arranged around induction air bag 21, is arranged in the circular groove of induction air bag 21, voltage turns with reference to air bag 22
Emat sensor 25 is arranged on circuit boards.Specifically, as shown in figure 4, being successively arranged signal amplification circuit 3, wireless on circuit board
Charging circuit 62, battery 61, wireless communication module 5, microprocessor 1, touch key-press circuit 4, voltage conversion sensor 25.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of uterine contraction probe, including shell, it is characterised in that: be equipped with microprocessor (1) in the shell and air bag passes
Sensor (2), the air bag sensor (2) include for providing the reference air bag (22) of gasbag pressure standard value, for detecting
Uterotonic induction air bag (21) and voltage conversion sensor (25), the voltage conversion sensor (25) respectively with induction
Air bag (21) is connected with reference to air bag (22), and voltage conversion sensor (25) is also connected with microprocessor (1) and is used for
Uterine contraction electric signal is exported to microprocessor (1).
2. uterine contraction probe according to claim 1, it is characterised in that: the induction air bag (21) is hollow structure, ginseng
Air bag (22) setting is examined in the hollow structure of induction air bag (21) and there are gaps.
3. uterine contraction probe according to claim 2, it is characterised in that: the induction air bag (21) is equipped with round recessed
Slot, the reference air bag (22) are circular configuration and are arranged in the annular groove of induction air bag (21).
4. uterine contraction according to claim 1 probe, it is characterised in that: the shell includes upper cover (8) and pedestal (9),
It is tightly connected between the upper cover (8) and pedestal (9).
5. uterine contraction probe according to claim 1, it is characterised in that: circuit board is also equipped in the shell, it is described
Induction air bag (21) be mounted in the middle part of pedestal (9) and be connected with the bottom surface of pedestal (9), the circuit board is arranged in shell
Side wall and induction air bag (21) between.
6. uterine contraction probe according to claim 5, it is characterised in that: the shell is circle, and the circuit board is
The circuit board for the annular that Ambience answers air bag (21) to be arranged, with reference to air bag (22) setting in the circular groove for incuding air bag (21)
Interior, voltage conversion sensor (25) is arranged on circuit boards.
7. uterine contraction probe according to claim 1, it is characterised in that: the microprocessor (1) and power supply unit (6) phase
Connection, the power supply unit (6) include battery (61) and wireless charging circuit (62), the wireless charging circuit (62) and
The input of battery (61) is connected for charging for battery (61).
8. uterine contraction probe according to claim 1, it is characterised in that: the microprocessor (1) and the touching for operation
The switch that key circuit (4) is connected for controlling uterine contraction probe is touched, and touch key-press circuit (4) is capacitance type touch key
Switch.
9. uterine contraction probe according to claim 1, it is characterised in that: further include wireless communication module (5), micro- place
Reason device (1) is connected with wireless communication module (5).
10. uterine contraction probe according to claim 1, it is characterised in that: the microprocessor (1) and air bag sensor
(2) signal amplification circuit (3) and filter circuit are additionally provided between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681076.4A CN106308786B (en) | 2016-08-17 | 2016-08-17 | Uterine contraction probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681076.4A CN106308786B (en) | 2016-08-17 | 2016-08-17 | Uterine contraction probe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106308786A CN106308786A (en) | 2017-01-11 |
| CN106308786B true CN106308786B (en) | 2019-06-21 |
Family
ID=57743466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610681076.4A Active CN106308786B (en) | 2016-08-17 | 2016-08-17 | Uterine contraction probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106308786B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011200607A (en) * | 2010-03-26 | 2011-10-13 | Terumo Corp | Electronic sphygmomanometer |
| CN102579028A (en) * | 2012-03-01 | 2012-07-18 | 北京麦邦光电仪器有限公司 | Method and system for measuring uterine contraction pressure by using air bag |
| CN202908716U (en) * | 2012-11-14 | 2013-05-01 | 黄平 | Wireless uterine contraction pressure probe |
| CN202908734U (en) * | 2012-11-14 | 2013-05-01 | 黄平 | Detachable fixed cap type ultrasonic and uterine contraction pressure probe |
| CN205083486U (en) * | 2015-10-14 | 2016-03-16 | 田春林 | Inflatable oxyhemoglobin saturation probe |
-
2016
- 2016-08-17 CN CN201610681076.4A patent/CN106308786B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106308786A (en) | 2017-01-11 |
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