CN112494004A - Female child guardianship device and test probe thereof - Google Patents
Female child guardianship device and test probe thereof Download PDFInfo
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- CN112494004A CN112494004A CN201910870899.5A CN201910870899A CN112494004A CN 112494004 A CN112494004 A CN 112494004A CN 201910870899 A CN201910870899 A CN 201910870899A CN 112494004 A CN112494004 A CN 112494004A
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- 239000000523 sample Substances 0.000 title claims abstract description 127
- 238000012360 testing method Methods 0.000 title claims abstract description 5
- 208000036029 Uterine contractions during pregnancy Diseases 0.000 claims abstract description 56
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000008774 maternal effect Effects 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000001605 fetal effect Effects 0.000 claims abstract description 20
- 210000001015 abdomen Anatomy 0.000 claims description 13
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 18
- 230000005611 electricity Effects 0.000 claims 2
- 239000011230 binding agent Substances 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 abstract description 17
- 238000004364 calculation method Methods 0.000 abstract description 9
- 210000003754 fetus Anatomy 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 6
- 230000033764 rhythmic process Effects 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 description 27
- 210000002458 fetal heart Anatomy 0.000 description 13
- 230000003187 abdominal effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 244000273256 Phragmites communis Species 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004118 muscle contraction Effects 0.000 description 1
- 230000003183 myoelectrical effect Effects 0.000 description 1
- 210000000754 myometrium Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000306 qrs interval Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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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
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
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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
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
- A61B5/224—Measuring muscular strength
- A61B5/227—Measuring muscular strength of constricting muscles, i.e. sphincters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
- A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
- A61B5/4343—Pregnancy and labour monitoring, e.g. for labour onset detection
- A61B5/4356—Assessing uterine contractions
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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
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
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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
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
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- Pulmonology (AREA)
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- Reproductive Health (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention provides a mother fetus monitoring device and a detection probe thereof, wherein the detection probe comprises a probe shell with an installation space, a uterine contraction pressure sensor arranged in the installation space, a front end signal acquisition circuit and a main control circuit; the uterine contraction pressure sensor is electrically connected with the front end signal acquisition circuit and is used for acquiring uterine contraction pressure signals, and the front end signal acquisition circuit is electrically connected with the main control circuit; the electrocardio-electrode is arranged outside the probe shell and is electrically connected to a front end signal acquisition circuit inside the installation space through a lead wire and is used for acquiring maternal and fetal electrocardiosignals. So design, master control circuit carries out analysis, calculation mother rhythm of the heart, foetus rhythm of the heart and the palace contract pressure value to the signal of gathering to only need use a test probe can accomplish the guardianship of the three parameter of mother rhythm of the heart, foetus rhythm of the heart and palace contract pressure, burden when having alleviateed the guardianship of pregnant woman, electrode slice subsides mode can not drop or slide moreover, and the pregnant woman removes and will not be restricted, improves guardianship experience by a wide margin.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a female fetus monitoring device and a detection probe thereof.
Background
Clinical monitoring of pregnant women generally requires monitoring of at least three parameters, maternal heart rate, fetal heart rate, and uterine contraction pressure. The traditional method for finishing the monitoring of the three parameters at present is to respectively use a maternal blood oxygen sensor or a maternal electrocardio sensor, a fetal heart ultrasonic sensor and a uterine contraction pressure sensor, wherein the maternal blood oxygen sensor or the maternal electrocardio sensor calculates the maternal heart rate by detecting the maternal pulse interval or the QRS interval in electrocardiosignals, the fetal heart ultrasonic sensor calculates the fetal heart rate by sending ultrasonic waves to the fetal heart and detecting ultrasonic echoes, and the uterine contraction pressure sensor calculates the uterine contraction pressure by sensing the change of the abdominal pressure of a pregnant woman through a stress meter.
According to the above description, the monitoring method in the prior art needs three sensors independently placed on the mother body to complete, and the three sensors are bound to bring a large burden to the pregnant woman, so that the pregnant woman is inconvenient to move in the monitoring process, and the monitoring experience is poor; when the pregnant woman walks with the sensor, the sensor is easy to fall off or slide, and the monitored signal data is lost or strongly interfered due to the sliding or dislocation of any sensor, so that the monitoring result is inaccurate, and the judgment of a doctor is influenced.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem of overcoming the defects that the monitoring of the mother fetus in the prior art needs to be realized by three sensors placed on the body of the pregnant woman, the monitoring experience is poor, and the monitoring signal data is lost or is strongly interfered due to easy falling or sliding, so that the monitoring result is inaccurate and the like, thereby providing a mother fetus monitoring device and a detection probe thereof.
The invention provides a detection probe for a maternal and fetal monitoring device, which comprises a probe shell with an installation space, a uterine contraction pressure sensor arranged in the installation space, a front end signal acquisition circuit and a main control circuit, wherein the uterine contraction pressure sensor is connected with the front end signal acquisition circuit; the uterine contraction pressure sensor is electrically connected with the front end signal acquisition circuit and is used for acquiring uterine contraction pressure signals, and the front end signal acquisition circuit is electrically connected with the main control circuit; the electrocardio-electrode is arranged outside the probe shell, is electrically connected to the front end signal acquisition circuit in the installation space through a lead wire and is used for acquiring maternal and fetal electrocardiosignals.
Optionally, the electrocardiograph electrode includes a first area electrode and a second area electrode corresponding to different detection areas, the probe shell includes a first end portion and a second end portion, and the lead wires of the first area electrode and the second area electrode extend into the installation space through the first end portion and the second end portion respectively.
Optionally, the lead wires of the first area electrode and the second area electrode are respectively connected to the wire outlet structures at the first end and the second end; the outgoing line structure limits the trend of the lead wire so as to guide the lead wire to point to the placement position of the electrocardio-electrode connected with the lead wire.
Optionally, the lead wires of the first area electrode and the second area electrode are respectively connected to the same outlet structure at the first end and the second end in a bundled manner; or the lead wires of the first area electrode and the second area electrode are respectively connected to the wire outlet structures which are arranged on the peripheries of the first end part and the second end part and correspond to each lead wire.
Optionally, the outlet structure is an extended circular tube structure or a wire groove structure with a set length arranged along a preset direction of the probe shell.
Optionally, the outlet structure is a wiring terminal in plug-in fit with the lead wire.
Optionally, the probe comprises an electrode sleeve detachably arranged on the probe shell, the lead wire is connected to the electrode sleeve, and an interface for electrically connecting the lead wire with the front end signal acquisition circuit is arranged on the electrode sleeve.
Optionally, the lead wire is led out along the direction of the placement position of the electrocardio-electrode and fixed on the electrode sleeve.
Optionally, the electrode sleeve includes a rotating shaft disposed on a central line, and a first rotating sleeve and a second rotating sleeve rotatably connected through the rotating shaft; the electrocardio-electrode comprises a first area electrode and a second area electrode corresponding to different detection areas, and lead wires of the first area electrode and the second area electrode are respectively connected to the first rotating sleeve and the second rotating sleeve; one of the first rotating sleeve and the second rotating sleeve can rotate around the rotating shaft to a position where the first rotating sleeve and the second rotating sleeve are attached to each other.
Optionally, the monitoring device comprises a display screen, the display screen is electrically connected with the main control circuit, and the main control circuit controls the display screen to display the monitoring result.
Optionally, the probe shell is a circular disc-shaped structure with an inner side end face attached to the abdomen of the pregnant woman, the display screen is arranged on the outer side end face of the probe shell, and a binding belt buckle is further arranged on the outer side end face.
Optionally, the probe shell is a rounded rectangle box structure or a long waist type box structure with an inner side end surface attached to the abdomen of the pregnant woman, the display screen is arranged on the outer side end surface of the probe shell, and a binding belt buckle is further arranged on the outer side end surface.
Optionally, the probe shell comprises a disk-shaped shell body and two convex shells protruding outwards from the periphery of the shell body, the two convex shells are arranged oppositely, and the outer end of each convex shell is an end side; the display screen set up in the shell body keeps away from the outside terminal surface of pregnant woman, still be provided with the strap buckle on the outside terminal surface.
Optionally, the electrocardiograph electrode includes a first area electrode and a second area electrode corresponding to different detection areas, and the lead wires of the first area electrode and the second area electrode are respectively connected to the front end signal acquisition circuit in the installation space through the opposite end side faces of the probe shell.
Optionally, the probe comprises a probe shell, a probe cover and a display screen shell, wherein the probe cover is arranged on the probe shell, the display screen shell is arranged on the probe cover, and the display screen is electrically connected to the main control circuit in the probe shell through a foldable flat cable.
Optionally, including the installation the display screen casing of display screen, the display screen casing with the probe shell is connected through connecting the casing, it has the connection cavity that allows the cable to pass through to connect the casing shaping, connect the casing the display screen casing with shell body is integrated into one piece's structure.
Optionally, the electrocardiograph electrode includes a first area electrode and a second area electrode corresponding to different detection areas, and the lead wires of the first area electrode and the second area electrode are respectively connected to the front end signal acquisition circuit through the first end of the probe shell and the bottom end of the display screen shell.
Optionally, the display screen comprises a display screen and a display screen shell used for installing the display screen, and the display screen is wirelessly connected with the front-end signal acquisition circuit.
Optionally, the uterine contraction pressure sensor is a wheatstone bridge type stress meter.
Optionally, the electrocardiograph electrodes include a first area electrode and a second area electrode corresponding to different detection areas, and the first area electrode and the second area electrode are provided with three electrocardiograph electrodes.
The invention also provides a female fetus monitoring device, which is characterized in that: comprising a detection probe according to any of the preceding claims.
The technical scheme of the invention has the following advantages:
1. the invention provides a detection probe for a maternal and fetal monitoring device, which integrates a heart rate detection device and a uterine contraction pressure sensor into one detection probe, wherein a lead wire of an electrocardio electrode and the uterine contraction pressure sensor are connected with a front-end signal acquisition circuit, and the front-end signal acquisition circuit can synchronously and respectively acquire a maternal and fetal mixed electrocardio signal and a uterine contraction pressure signal in real time; the front-end signal acquisition circuit is connected with the main control circuit, and the signals acquired by the front-end signal acquisition circuit are transmitted to the main control circuit for analysis and calculation, namely mother-fetus mixed electrocardiosignals are separated to obtain mother electrocardiosignals and fetus electrocardiosignals, the mother heart rate is calculated according to the mother electrocardiosignals, and the fetus heart rate is calculated according to the fetus electrocardiosignals; analyzing the uterine contraction signal, and calculating to obtain a uterine contraction pressure value; thereby only need use a test probe can accomplish the guardianship of three parameters of maternal rhythm of heart, foetus rhythm of heart and uterine contraction pressure, reduced required probe quantity, the burden when having alleviateed pregnant woman's guardianship, the electrode paster that uses in the guardianship is very light with the line of leading, can not drop or slide among the guardianship process, avoid guardianship signal data to lose or receive strong interference, guarantee the exactness of guardianship result, the pregnant woman removes and will not be restricted again in addition, improves guardianship experience by a wide margin.
2. According to the detection probe for the maternal and fetal monitoring device, the outgoing line structure enables the extending direction of the lead wire from the probe shell to point to the direction of the designed attaching and placing position of the electrocardio-electrode, so that a user can quickly position the attaching and placing position of the electrocardio-electrode and the lead wire needed to be used, the situations of inaccurate attaching and placing position, wrong attaching and the like of the electrocardio-electrode are avoided, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a diagram illustrating a usage state of a detecting probe for a maternal and fetal monitoring device according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a detection probe for a maternal and fetal monitoring device according to a first embodiment of the present invention.
FIG. 3 illustrates a maternal-fetal monitoring probe integrated with electrocardio-electrodes provided in a first embodiment of the present invention;
FIG. 4 is a view of a second embodiment of a maternal-fetal monitoring probe integrated with an electrode patch of the present invention;
FIG. 5 is a view of a third embodiment of a maternal and fetal monitoring probe with integrated electrode patches provided therein;
fig. 6 is a view of a fourth embodiment of the present invention providing a maternal and fetal monitoring probe with integrated electrode patches.
Description of reference numerals:
1-a probe body, 2-an electrocardio electrode, 3-a lead wire, 4-a probe shell, 5-a uterine contraction pressure sensor, 6-a front end signal acquisition circuit, 7-a main control circuit, 8-a display screen, 9-a flat cable, 10-an electrode sleeve and 11-a rotating shaft.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 to 3 show an embodiment of a detection probe for a maternal and fetal monitoring device provided by the present invention.
As shown in fig. 2, the detection probe (herein referred to as "detection probe") for a maternal and fetal monitoring device includes a probe housing 4, a uterine contraction pressure sensor 5, a lead wire 3, an electrocardiograph electrode 2, a front end signal acquisition circuit 6, a main control circuit 7 and a display screen 8. The probe shell 4 is of a circular disc-shaped structure and comprises two circular end faces oppositely arranged at a certain distance and a circular ring connecting the peripheral edges of the two circular end faces, and the circular end faces and the circular ring surround to form a closed installation space. As can be seen from fig. 1, when the probe shell 4 is attached to the abdomen of a pregnant woman, one of the circular end faces is attached to the abdomen of the pregnant woman, the circular end face is called an inner end face, and the other circular end face faces to the outside, and the circular end face is also called an outer end face.
The uterine contraction pressure sensor 5, the front end signal acquisition circuit 6 and the main control circuit 7 are arranged in the installation space. The display screen 8 is electrically connected with the main control circuit 7, and displays corresponding content under the driving of the main control circuit 7. Display screen 8 sets up in the front of the circular casing of probe shell 4, and when detecting probe tied up and ties up on the pregnant woman is on one's body promptly, display screen 8 is in the circular terminal surface of probe shell 4 towards the outside to be convenient for guardianship process guardianship result's reading. The probe shell 4, the front end signal acquisition circuit 6, the main control circuit 7 and the display screen 8 are collectively called as a probe body 1.
The uterine contraction pressure sensor 5 is arranged in the middle of the end face of the inner side of the probe shell 4 and comprises a sensor body positioned in the installation space and a detection end which penetrates through the end face of the inner side and extends out to be in contact with a pregnant woman. The front end signal acquisition circuit 6 is electrically connected with the uterine contraction pressure sensor 5 in the installation space and acquires uterine contraction pressure signals in real time. The main control circuit 7 is connected with the front end signal acquisition circuit 6, and the front end signal acquisition circuit 6 transmits the collected uterine contraction data to the main control circuit 7 for analysis and calculation, so that a uterine contraction pressure value is obtained.
In this embodiment, the uterine contraction pressure sensor 5 is a wheatstone bridge type stressometer. When the diameter of the abdominal wall of the pregnant woman is changed due to uterine contraction of the pregnant woman, the stress meter on the uterine contraction pressure sensor 5 causes pressure deformation of reeds of a Wheatstone bridge circuit through the ejector pins, so that resistance values of pressure strain gauges on two sides of the reeds are changed, voltage is applied to the bridge, the change of the resistance is converted into the change of the voltage, the voltage is sampled through AD, uterine contraction pressure signal data can be obtained, and then a pressure calculation program calculates a mechanical uterine pressure value according to the collected uterine contraction pressure signal.
Obviously, the technical scheme can also adopt other types of uterine contraction pressure sensors 5, and the uterine contraction pressure sensors can be contacted with the abdomen of the pregnant woman to detect the uterine contraction pressure.
The electrocardio-electrode 2 is connected to a front end signal acquisition circuit 6 in the probe shell 4 through a lead wire 3. According to the design, the front-end signal acquisition circuit 6 can synchronously acquire maternal-fetal mixed signals in real time through the electrocardio-electrodes 2 attached to the bodies of the pregnant women, transmits the acquired signals to the main control circuit 7 for analysis and calculation, separates the maternal-fetal mixed electrocardiosignals to obtain maternal electrocardiosignals and fetal electrocardiosignals, calculates the maternal heart rate according to the maternal electrocardiosignals, and calculates the fetal heart rate according to the fetal electrocardiosignals.
The main control circuit 7 is electrically connected with the display screen 8, and controls the display screen 8 to display the calculation results of the maternal heart rate, the fetal heart rate and the uterine contraction pressure. In the present embodiment, the display screen 8 is disposed in the installation space and exposed through the outer end surface. The end face of the outer side is also provided with a binding belt buckle matched with the binding belt, and the detection probe is bound on the abdomen of the pregnant woman through the matching of the binding belt and the binding belt buckle.
Referring to fig. 3, the placement positions of the electrocardiograph electrodes 2 are distributed in the upper abdominal region and the lower abdominal region, and include a first region electrode and a second region electrode which are respectively arranged corresponding to the upper abdominal region and the lower abdominal region. The electrocardio-electrode 2 can select different lead modes according to the measurement requirement, and then a plurality of electrocardio-electrodes 2 corresponding to different sticking positions are adopted. Obviously, the first area electrode and the second area electrode are not limited to the divisional arrangement corresponding to the upper abdominal area and the lower abdominal area, and for example, the left-right divisional arrangement is also possible, and are not limited to the division into two detection areas, and may be divided into a plurality of detection areas, and accordingly, a plurality of area electrodes may be included.
In this embodiment, 3 electrocardiograph electrodes 2 are respectively disposed on the first area electrode and the second area electrode, the included angles between the directions of the 3 electrocardiograph electrodes 2 in the first area electrode and the horizontal axis are 45 °, 90 °, and 135 °, and the included angles between the directions of the 3 electrocardiograph electrodes 2 in the second area electrode and the horizontal axis are 225 °, 270 °, and 315 °. Obviously, the number and the specific arrangement angle of the electrocardiograph electrodes 2 are only one preferred embodiment of the present invention, and obviously, the present invention is not limited to the number and the angle.
The probe housing 4 is divided into a first end portion located above and a second end portion located below with respect to the horizontal axis. The first end part and the second end part are respectively provided with a wire outlet structure. The first end of the probe housing 4 is located in the upper abdominal region and the second end is located in the lower abdominal region. The first area electrode bundle is connected to a front end signal acquisition circuit 6 in the installation space through a wire outlet structure at the first end part of the probe shell 4, and the second area electrode bundle is connected to the front end signal acquisition circuit 6 in the installation space through a wire outlet structure at the second end part of the probe shell 4. The outlet structure limits the trend of the lead wire 3, and guides the lead wire 3 to point to the marking position of the electrocardio-electrode 2 connected with the lead wire 3 from the extending direction of the probe shell 4. The outlet structure is that a circular tube structure, a wire groove structure and the like which extend along a certain length in a design direction are arranged on a circular ring in the probe shell 4, and the outlet direction of the lead wire 3 can be limited.
By the design, after the uterine contraction pressure sensor 5 is fixed on the abdomen of a pregnant woman, the arrangement of the wire outlet structure enables the extension direction of the lead wire 3 from the probe shell 4 to point to the direction of the designed pasting and placing position of the electrocardioelectrode 2, so that a user can rapidly position the pasting and placing position of the electrocardioelectrode 2 and the lead wire 3 required to be used, the situations of inaccurate pasting and placing position, wrong pasting and the like of the electrocardioelectrode 2 are avoided, and the working efficiency is improved.
The working process of the detection probe for the mother-fetus monitoring device provided by the invention is as follows:
and collecting mother-child mixed signal data. After the monitoring equipment is started, the signal data acquisition program acquires the maternal-fetal mixed electrocardiosignals in real time through the front-end signal acquisition circuit 6 and converts the maternal-fetal mixed electrocardiosignals into digital signal data
Collecting uterine contraction pressure signal data. When the mixed maternal-fetal electrocardiosignal data are collected, the front-end signal collecting circuit 6 collects uterine contraction pressure signals in real time through the uterine contraction pressure sensor 5 and converts the uterine contraction pressure signals into digital signal data, and the data collection of the mixed maternal-fetal electrocardiosignal data and the data collection of the uterine contraction pressure signals are independently carried out.
The main control circuit 7 analyzes the maternal-fetal mixed electrocardiosignal data and calculates the maternal heart rate and the fetal heart rate. And calculating a maternal heart rate result and a fetal heart rate result according to the maternal-fetal mixed electrocardiosignals acquired by the electrocardio sensor. The specific method comprises the following steps:
and eliminating baseline drift interference, power frequency interference and myoelectric interference from the maternal-fetal mixed electrocardiosignals through a self-adaptive filter to obtain clean maternal-fetal mixed electrocardiosignals.
Separating the maternal-fetal mixed electrocardiosignals by using a separation algorithm such as blind source separation to respectively obtain maternal electrocardiosignals and fetal electrocardiosignals.
The maternal electrocardio signal and the fetal electrocardio signal are respectively subjected to difference and low-pass filters to obtain a maternal electrocardio envelope signal and a fetal electrocardio envelope signal, wave crests of the maternal electrocardio envelope signal and the fetal electrocardio envelope signal are respectively detected, and the maternal heart rate and the fetal heart rate can be calculated by calculating the time interval between adjacent wave crests.
The main control circuit 7 analyzes the uterine contraction pressure signal data and calculates the uterine contraction pressure value. After the uterine contraction pressure sensor 5 collects uterine muscle contraction pressure signal data, the pressure calculation program calculates a uterine mechanical pressure value according to the collected signals, and the calculation steps are as follows:
passing the uterine contraction pressure signal through a preset low-pass filter to obtain a uterine contraction pressure envelope signal
And dividing the envelope signal by an envelope value corresponding to a preset pressure value to obtain a uterine contraction pressure value.
And outputting the calculated results of the maternal heart rate, the fetal heart rate and the uterine contraction pressure. And (3) outputting the calculation results of the maternal heart rate, the fetal heart rate and the uterine contraction pressure determined after analysis and calculation to a monitoring system program, putting the calculation results of the heart rate into a designated buffer area, and acquiring data from the buffer area by the monitoring system program to complete the functions of heart rate curve display, printing, storage and the like.
According to the above description, the monitoring of three parameters of the maternal heart rate, the fetal heart rate and the uterine contraction pressure can be completed only by using the detection probe provided by the invention, the number of the probes required is reduced, the burden of the pregnant woman in monitoring is relieved, the electrode patch and the lead wire 3 used in monitoring are very light and convenient, the monitoring cannot fall off or slide in the monitoring process, the monitoring signal data is prevented from being lost or strongly interfered, the accuracy of the monitoring result is ensured, the movement of the pregnant woman is not limited, and the monitoring experience is greatly improved.
Moreover, after the uterine contraction pressure sensor 5 is fixed on the abdomen of the pregnant woman, the arrangement of the wire outlet structure enables the extending direction of the lead wire 3 from the probe shell 4 to point to the direction of the designed pasting and placing position of the electrocardioelectrode 2, so that a user can quickly position the pasting and placing position of the electrocardioelectrode 2 and the lead wire 3 needed to be used, the situations of inaccurate pasting and placing position, wrong pasting and the like of the electrocardioelectrode 2 are avoided, and the working efficiency is improved.
As another embodiment, please refer to FIG. 4, the detecting probe for a mother-child monitoring device comprises a display assembly including a display screen 8 and a display screen housing for mounting the display screen 8. The display screen shell and the probe shell 4 are independently arranged, and the display screen 8 is connected to the probe shell 4 through a foldable flat cable 9 and extends into the installation space to be connected with the main control circuit 7. The lead wire 3 cluster of the first area electrode is connected to a front end signal acquisition circuit 6 in the installation space through a wire outlet structure at the first end part of the probe shell 4, and the lead wire 3 cluster of the second area electrode is connected to the front end signal acquisition circuit 6 in the installation space through a wire outlet structure arranged at the bottom end of the display screen shell and a flat cable 9. The binding band buckle is arranged on the end surface of the outer side of the probe shell 4.
So design, can not shelter from the screen display when probe body 1 binds on the pregnant woman is healthy, convenience of customers observes the guardianship result, and leads line 3 and can fold same direction through winding displacement 9, and convenience of customers accomodates leading line 3. In addition, the probe body 1 and the display screen 8 can be connected through wireless signals, and the wire outlet structure is only arranged on the probe body 1, so that the probe is not limited by the flat cable 9, and is more convenient for a user to use.
As another embodiment, the detection probe for the female monitoring device comprises a display assembly, wherein the display assembly comprises a display screen 8 and a display screen shell for mounting the display screen 8. The display screen shell is a circular shell which is the same as or similar to the probe shell. The display screen shell and the probe shell 4 are arranged in a flat way and are connected through a connecting shell. The connecting shell is surrounded to form a connecting cavity, and the lead wire 3 of the electrocardioelectrode 2 is connected to a front end signal acquisition circuit 6 in the installation space through the display screen shell and the connecting cavity. The flat cable 9 of the display screen 8 is connected to the main control circuit 7 in the installation space through the connecting cavity. The display screen shell, the connecting shell and the probe shell 4 are of an integrally formed shell structure and are connected in a smooth transition mode through arc surfaces.
As another embodiment, please refer to fig. 5, the detecting probe for the maternal and fetal monitoring device includes an electrode sheath 10 detachably disposed on the periphery of the probe housing 4, and the electrode sheath 10 is provided with an interface electrically connected to the front-end signal collecting circuit 6. The lead wire 3 is led out along the direction of the sticking position of the electrocardio-electrode 2 and is fixed on an electrode sleeve 10, and the electrode sleeve 10 can be detached independently, thereby facilitating the routine maintenance of disinfection, maintenance and the like of the lead wire 3 by a user.
Referring to fig. 6, it is further preferable that the electrode sheath 10 includes a rotation shaft 11 disposed at a center line and a first rotation sheath and a second rotation sheath rotatably connected by the rotation shaft 11. The rotating shaft 11 is horizontally arranged, the electrocardio-electrode 2 corresponding to the upper abdominal region is arranged on the first rotating sleeve positioned above, and the electrocardio-electrode 2 corresponding to the lower abdominal region is connected to the second rotating sleeve positioned below. The rotating shaft 11 can rotate the lead wire 3 at one end of the uterine contraction pressure sensor 5 by 180 degrees to be parallel to the lead wire 3 at the other end. The design is convenient for users to store the lead wire 3.
As another embodiment, the outlet structure is a terminal that is in plug-in fit with the lead wire 3. Lead 3 and can dismantle and set up in binding post, the user of being convenient for disinfects, maintains and daily maintenance such as change lead 3.
As another embodiment, the outlet structure is separately provided corresponding to each conductive line 3.
As another embodiment, in order to fit the abdomen of the pregnant woman more conveniently, the probe case 4 has a long waist-shaped box structure, and includes an inner end surface and an outer end surface which are spaced apart from each other by a predetermined distance, and a connection ring connecting the edges of the inner end surface and the outer end surface. The inner side end face and the outer side end face are long waist shapes, and the inner side end face is attached to the abdomen of the pregnant woman. The long waist shape includes opposing long straight sides and opposing circular arcs. The connection ring comprises a first end flank corresponding to the long straight edge and a second end flank corresponding to the circular arc.
In the present embodiment, the lead wires 3 of the first area electrode and the second area electrode are connected to the opposite first end side surfaces, respectively. The outer end face is provided with a display screen 8 and two strap buckles, and the two strap buckles are arranged on the outer end face and close to the two short edges. Obviously, the lead wires 3 may be connected to the opposite second end side.
Preferably, the end surface of the inner side is of an arched cambered surface structure attached to the abdomen of the pregnant woman.
As another embodiment, the probe casing 4 has a rounded rectangular box structure, and includes an inner end surface and an outer end surface spaced apart from each other by a predetermined distance, and a connection ring connecting edges of the inner end surface and the outer end surface. The inner side end face and the outer side end face are in a round corner rectangle shape. The rounded rectangle includes opposing long sides and opposing short sides. The connection ring includes a first end side corresponding to the long side and a second end side corresponding to the short side.
The lead wires 3 of the first and second area electrodes are connected to the opposite second end side surfaces, respectively. It is obvious that here also the connection to the opposite second end side is possible. A display screen 8 and a binding belt buckle are arranged corresponding to the outer side end face of the probe shell 4 facing to the outside.
As another embodiment, the probe casing 4 includes a disk-shaped casing body and two protruding shells protruding outward from the outer periphery of the casing body, and the outer ends of the two protruding shells are end sides. The lead wires 3 of the first and second area electrodes are connected to the end side surfaces, respectively. The display screen 8 is arranged on the end face, far away from the pregnant woman, of the outer side of the shell body, and the end face, far away from the pregnant woman, of the outer side is further provided with a binding belt buckle.
The invention also provides an embodiment of the mother-fetus monitoring device, which comprises the detection probe in the embodiment.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (20)
1. The utility model provides a test probe for female child guardianship device which characterized in that: the uterine contraction pressure sensor comprises a probe shell (4) with an installation space, and a uterine contraction pressure sensor (5), a front end signal acquisition circuit (6) and a main control circuit (7) which are arranged in the installation space; the uterine contraction pressure sensor (5) is electrically connected with the front end signal acquisition circuit (6) and is used for acquiring uterine contraction pressure signals, and the front end signal acquisition circuit (6) is electrically connected with the main control circuit (7); the electrocardio-electrode (2) is arranged outside the probe shell (4), is electrically connected to the front end signal acquisition circuit (6) in the installation space through a lead wire (3) and is used for acquiring maternal and fetal electrocardiosignals.
2. The inspection probe of claim 1, wherein: the electrocardio-electrode (2) comprises a first area electrode and a second area electrode which correspond to different detection areas, the probe shell (4) comprises a first end part and a second end part, and the lead wires (3) of the first area electrode and the second area electrode respectively extend into the installation space through the first end part and the second end part.
3. The inspection probe of claim 2, wherein: the lead wires (3) of the first area electrode and the second area electrode are respectively connected to the wire outlet structures at the first end part and the second end part; the outgoing line structure limits the trend of the lead wire (3) so as to guide the lead wire (3) to point to the placement position of the electrocardio-electrode (2) connected with the lead wire (3).
4. The inspection probe of claim 3, wherein: the lead wires (3) of the first area electrode and the second area electrode are respectively connected to the same wire outlet structure positioned at the first end part and the second end part in a bundling manner; or the lead wires (3) of the first area electrode and the second area electrode are respectively connected to the wire outlet structures which are arranged on the peripheries of the first end part and the second end part and correspond to each lead wire (3) independently.
5. The inspection probe of claim 4, wherein: the outlet structure is a round pipe structure or a wire groove structure which is arranged on the probe shell (4) and has a set length extending along a preset direction.
6. The inspection probe of claim 4, wherein: the outlet structure is a wiring terminal which is in plug-in fit with the lead wire (3).
7. The inspection probe of claim 1, wherein: including dismantling set up in electrode sleeve (10) of probe shell (4), lead line (3) connect in electrode sleeve (10), be provided with on electrode sleeve (10) with lead line (3) with the interface that front end signal acquisition circuit (6) electricity is connected.
8. The inspection probe of claim 7, wherein: the lead wire (3) is led out along the direction of the sticking position of the electrocardio-electrode (2) and is fixed on the electrode sleeve (10).
9. The inspection probe of claim 7 or 8, wherein: the electrode sleeve (10) comprises a rotating shaft (11) arranged on a midline and a first rotating sleeve and a second rotating sleeve which are rotatably connected through the rotating shaft (11); the electrocardio-electrode (2) comprises a first area electrode and a second area electrode which correspond to different detection areas, and lead wires (3) of the first area electrode and the second area electrode are respectively connected to the first rotating sleeve and the second rotating sleeve; one of the first rotating sleeve and the second rotating sleeve can rotate around the rotating shaft (11) to a position of being jointed with the other rotating sleeve.
10. The inspection probe of claim 1, wherein: including display screen (8), display screen (8) with master control circuit (7) electricity is connected, master control circuit (7) control display screen (8) show guardianship result.
11. The inspection probe of claim 10, wherein: the probe shell (4) is of a circular disc-shaped structure, the inner side end face of the circular disc-shaped structure is attached to the abdomen of a pregnant woman, the display screen (8) is arranged on the outer side end face of the probe shell (4), and a binding belt buckle is further arranged on the outer side end face.
12. The inspection probe of claim 10, wherein: probe shell (4) are the fillet rectangle box body structure or the long waist type box body structure that the medial surface laminating is in pregnant woman's belly, display screen (8) set up in the outside terminal surface of probe shell (4), still be provided with the binder on the outside terminal surface and buckle.
13. The inspection probe of claim 10, wherein: the probe shell (4) comprises a disc-shaped shell body and two convex shells which are arranged on the periphery of the shell body and protrude outwards, and the outer ends of the two convex shells are end side surfaces; the display screen (8) is arranged on the outer end face, far away from the pregnant woman, of the shell body, and a binding belt buckle is further arranged on the outer end face.
14. The inspection probe of claim 12 or 13, wherein: the electrocardio-electrode (2) comprises a first area electrode and a second area electrode which correspond to different detection areas, and the lead wires (3) of the first area electrode and the second area electrode are respectively connected to the front end signal acquisition circuit (6) in the installation space through the side faces of the opposite end parts of the probe shell (4).
15. The inspection probe of claim 10, wherein: the probe is characterized by comprising a display screen shell body for installing the display screen (8), wherein the display screen shell body and the probe shell (4) are of a split structure, and the display screen (8) is electrically connected to a main control circuit (7) in the probe shell (4) through a foldable flat cable (9).
16. The inspection probe of claim 10, wherein: including the installation the display screen casing of display screen (8), the display screen casing with probe shell (4) are connected through connecting the casing, it has the connection cavity that allows the cable to pass through to connect the casing shaping, connect the casing the display screen casing with shell body is integrated into one piece's structure.
17. The inspection probe of claim 15 or 16, wherein: the electrocardio-electrode (2) comprises a first area electrode and a second area electrode which correspond to different detection areas, and the lead wires (3) of the first area electrode and the second area electrode are respectively connected to the front end signal acquisition circuit (6) through the first end part of the probe shell (4) and the bottom end of the display screen shell.
18. The inspection probe of claim 10, wherein: including display screen (8) and be used for the installation the display screen casing of display screen (8), display screen (8) wireless connection in front end signal acquisition circuit (6).
19. The inspection probe of claim 1, wherein: the electrocardio-electrode (2) comprises a first area electrode and a second area electrode which correspond to different detection areas, and the first area electrode and the second area electrode are respectively provided with three electrocardio-electrodes (2).
20. The utility model provides a female child guardianship device which characterized in that: comprising a detection probe according to any of claims 1-19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910870899.5A CN112494004A (en) | 2019-09-16 | 2019-09-16 | Female child guardianship device and test probe thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910870899.5A CN112494004A (en) | 2019-09-16 | 2019-09-16 | Female child guardianship device and test probe thereof |
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| CN112494004A true CN112494004A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910870899.5A Pending CN112494004A (en) | 2019-09-16 | 2019-09-16 | Female child guardianship device and test probe thereof |
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