TWI527566B - Uterine contraction monitoring device and method - Google Patents

Description

Uterine contraction monitoring device and method

The invention relates to a uterine contraction monitoring device and method, in particular to detecting a uterine contraction force by a pressure detecting component, and using an auxiliary measuring unit to determine whether the uterine contraction force received by the pressure detecting component conforms to a preset positive The standard of force is to warn pregnant women of abnormal contractions.

Generally, pregnant women are prone to uterine contractions when they are close to the expected date of birth, which leads to premature delivery of pregnant women. However, the prevalence of preterm birth accounts for about 5-10% of all pregnancies, but accounts for 80% of neonatal deaths. More than half of very low-weight premature infants need to rely on a respirator to maintain breathing. Other premature infant complications such as hyperglycemia, sepsis, respiratory disease, post-crystal fibrosis leading to blindness, nerve damage from intracranial hemorrhage, and cerebral palsy It not only causes the shadow of the child's life, but also a heavy burden on the family and society.

Abnormal uterine contractions before maternal production are signs of premature birth, but they are often ignored due to the tightness of the stomach during the late pregnancy. Therefore, pregnant women close to the expected date of birth have developed patents such as the Republic of China in order to prevent abnormal contractions. No. 333823 pressure measuring device, the above-mentioned creation system relates to a pressure measuring device, which is used for measuring the pressure of a test object, which comprises: an abutting device, which is caused by the pressure generated by the object to be measured, and a displacement is obtained. a magnetic substance connected to the abutting device, which is moved due to the amount of displacement; a coil device located around the magnetic substance, which is magnetic The movement of the substance generates an inductive inductance; and an oscillating device electrically connected to the coil device is configured to generate a signal output of a fixed frequency due to the input of the inductive inductance; a signal processing device electrically connected to the oscillation The device generates a digital signal due to the input of a signal of a fixed frequency; and a display device electrically connected to the signal processing device, and displays a pressure value of the test object according to the digital signal.

And the portable fetal heartbeat and uterine contraction monitor of Republic of China Patent No. 333823, which provides a portable device that can simultaneously monitor fetal heartbeat and uterine contractions. The heartbeat signal is detected by the electrode piece, and the uterine contraction signal is detected by the pressure gauge. After being amplified and filtered, the microprocessor processes and analyzes the data, and the data of the abnormal signal is stored in the memory; when the condition is serious , you can activate the alarm bell, display the message on the LCD, notify the woman to seek medical treatment, achieve the purpose of early warning and prevent the disease from getting worse. After the medical treatment, the monitor can transmit the abnormal data to the hospital's personal computer, and the abnormal status can be indicated by data and statistics. The medical record can be printed on the medical record for medical diagnosis.

Although both of the above creations use a microchip with a pressure sensor (Strain gage) to detect the uterine contraction movement of the pregnant woman, the above two creations are used in the process of ensuring the correctness of the measured data. In the process, professional medical personnel are still required to operate. The pregnant woman itself cannot know whether the current device is worn in the correct position. If it is not properly worn, it will not immediately alert the abnormal contraction movement, which will cause irreparable damage. tragedy.

Therefore, in order to further effectively solve the above-mentioned creation, professional medical personnel are required to operate in the process of wearing, and the pregnant woman itself cannot know whether the current device is properly worn. The present inventors have made efforts to study and propose a uterine contraction monitoring device comprising: a body defining an accommodation space; a conductive member loosely sleeved on the body, the conductive member being used for Attached to a mother's abdomen, receiving and transmitting a uterine contraction force; a pressure detecting member disposed in the accommodating space of the body for receiving the uterine contractile force; at least three auxiliary measuring units disposed in the foregoing The body accommodates the space and receives the contact pressure of the conductive member to determine whether the uterine contraction force received by the pressure detecting component meets a predetermined positive force standard and outputs a determination signal; a processing unit is disposed at The accommodating space of the body is electrically connected to the pressure detecting component and the auxiliary measuring unit, and outputs a warning signal according to the uterine contraction force received by the pressure detecting component and the determination signal.

Further, the system includes an upper casing and a lower casing to engage an elastic band of the lower casing, and the upper casing and the lower casing are coupled to define the accommodating space.

Further, the pressure detecting member is in contact with the conductive member for receiving the contact pressure of the conductive member and detecting the contraction force of the uterus.

Further, the positive force criterion is that the conductive member is pressed to an equivalent pressure or equivalent distance of each auxiliary measuring unit.

Further, the auxiliary measuring unit is equidistantly disposed on a periphery of the conductive member.

Further, the processing unit is further electrically connected to a light warning unit, an audible alarm unit or a vibration warning unit for outputting the warning signal.

Further, the method further includes a fetal sound recording unit electrically connected to the processing unit for receiving and storing one of the maternal fetal sounds.

Further, the processing unit further includes a data transmission module, configured to convert the uterine contraction force, the determination signal, and the warning signal received by the main pressure detecting component into one The wireless signal is transmitted to a computer, a handheld mobile device or a controller having a display screen.

The effect of the invention is:

1. The invention ensures that the uterine contraction force detected by the pressure detecting component is a positive force by the auxiliary measuring unit, and avoids detecting the erroneous data and causing delay in seeking medical treatment.

2. The present invention can measure small pressure changes and force transmission in different directions through the pressure detecting member, thereby effectively measuring the force transmitted by the uterus to the surface of the stomach.

3. The invention is easy to wear and can measure the correct uterine contraction data without the need of professional medical personnel.

4. The invention transmits the measured contraction pressure, fetal sounds and information of various parts of the device to the computer, the handheld mobile electronic device or the controller with the display screen through wireless transmission, thereby enabling the pregnant woman to understand the fetus itself. The condition is used as a basis for assessing whether or not to seek medical attention.

5. The invention records the contraction pressure, the fetal sound, and the information of each part of the device as described above, and enables the medical staff to make an appropriate judgment and treatment immediately through the data in an emergency.

6. The invention can also be matched with the charging portable energy source to achieve the effect of long-term monitoring.

7. The present invention is capable of transmitting information to any medical device freely because the detection data can be transmitted wirelessly, thereby facilitating diagnosis and treatment by medical personnel.

8. The present invention is suitable for pregnant women to wear while walking, and is not limited to being detected when sitting or lying down.

(1) ‧‧‧ Ontology

(111)‧‧‧Upper casing

(112)‧‧‧ Lower casing

(113) ‧ ‧ openings

(114)‧‧‧Support

(115) ‧‧‧ accommodating space

(116)‧‧‧Fixed components

(12)‧‧‧Support disk

(121)‧‧‧ Pressure detection parts

(121a) ‧ ‧ fulcrum

(122)‧‧‧Transmission parts

(1221) ‧‧‧Plate

(1222) ‧ ‧ 压

(122a)‧‧‧ convex contact surface

(122b) ‧‧ ‧ bottom contact surface

(123)‧‧‧Auxiliary measurement unit

(13)‧‧‧Power unit

(14) ‧‧‧Isolation board

(15) ‧‧‧Processing unit

(A) ‧ ‧ mother

(B) ‧ ‧ elastic corset

(C) ‧‧‧decision signal

(D) ‧ ‧ warning signal

(E) ‧ ‧ warning unit

(E1)‧‧‧Lighting warning unit

(E2)‧‧‧Vibration warning unit

(E3) ‧ ‧ audible warning unit

(F) ‧‧‧ fetal record unit

(F1)‧‧‧Fetal

(G)‧‧‧Data Transmission Module

(G1)‧‧‧ Computer

(G2)‧‧‧Handheld mobile devices

(G3)‧‧‧ Controller with display screen

[First figure] is a perspective exploded view of the present invention.

[Second figure] is a three-dimensional combination diagram of the present invention.

[Third image] is a schematic view showing the state of implementation of the present invention, and particularly, the elastic waistband is worn on the mother body.

[Fourth figure] is a partial cross-sectional view showing an embodiment of the present invention, specifically indicating that the correct uterine contraction force is measured.

[Fifth Figure] is a partial cross-sectional view showing an embodiment of the present invention, specifically illustrating the measurement of the uterine contraction force facing the left side of the mother body.

[Sixth] is a partial cross-sectional view showing an embodiment of the present invention, and specifically describes the measurement of the uterine contraction force facing the right side of the mother body.

[Seventh figure] is a relationship connection state diagram of the present invention.

The invention provides a device and a method different from the traditional detection of the contraction of the pregnant woman, and the device for low-power consumption of the micro-consumption electrode is used to quickly detect the uterine contraction force, so that the pregnant woman can self-test at home and reduce the pregnant woman close to the expected date of delivery. Going back and forth to the hospital's boat and the effect of the boat. In order to better understand the technical spirit of the present invention, please refer to the first figure and the fourth figure. The figure includes: a body (1), the body (1) is an upper casing (111) and a lower The housings (112) are coupled to each other, wherein a central portion of the upper housing (111) is provided with a through opening (113), and an inner edge of the lower housing (112) is provided with a support member (114) for the upper housing The body (111) and the lower casing (112) are coupled to each other through the four fixing members (116) to define an accommodating space (115).

Referring to the first and third figures again, in the foregoing accommodation space (not shown in the first figure), two parts are described in this embodiment, and some of them are used for detecting structural parts of pressure. The description shows that four auxiliary measuring units (123) are provided on the periphery of a supporting plate (12), and the four auxiliary measuring units (123) are arranged on the periphery of the pressure detecting member (121), and the support is provided. There is a stress detection in the center of the plate (12) a measuring member (121), the pressure detecting member (121) includes a protruding point (121a), and the pressure detecting member (121) further contacts a conducting member (122) through the supporting point (121a), the conducting member (122) comprising a pressing plate (1221), a pressing edge (1222) surrounding the pressing plate (1221), and the conducting member (122) is provided with a convex contact surface (122a) on the pressing plate (1221), and a bottom layer contact The surface (122b) is located at the pressing edge (1222), wherein the convex contact surface (122a) passes through the opening (113) of the upper casing (111), and the convex contact surface of the conducting member (122) 122a) is exposed outside the upper housing (111), the conductive member (122) being attached to the abdomen of a parent (A) for receiving and transmitting a uterine contraction force. Specifically, when the abdomen of the mother (A) is pressed by the uterus to compress the belly to generate the contraction force of the uterus, the convex contact surface (122a) of the conductive member (122) receives the contraction force of the uterus and transmits the pressure to the pressure. The detecting member (121); and the conductive member (122) receives the uterine contraction force and contacts the pressure detecting member (121), and also contacts the auxiliary measuring unit (123) through the bottom contact surface (122b). . More specifically, the pressing plate (1221) of the conducting member (122) correspondingly contacts the fulcrum (121a) such that the pressing edge (1222) of the conducting member (122) is swingable relative to the fulcrum (121a).

Referring again to the first and second figures, another part of the accommodating space (115) is a structural component of the circuit, and the figure shows that the lower casing (112) is provided with a power unit (13). In this embodiment, the power unit (13) adopts a rechargeable battery, thereby achieving stable supply of monitoring power for a long time, and the power unit (13) is electrically connected to a processing unit (15), wherein Preventing the power unit (13) from being wetted and then separating the power unit (13) from the processing unit (15) by a partitioning plate (14), and the processing unit (15) electrically connecting the pressure detecting member (121) and the aforementioned auxiliary measurement unit (123). The foregoing construction is sequentially assembled and formed as shown in the second figure.

Referring to the third figure, the body (1) can be connected to an elastic webbing belt (B), and the body can be easily attached to the mother body through the elastic webbing belt (B). The abdomen, in order to achieve the purpose of personal detection, is not limited to sitting or lying to be detected, it is quite suitable for pregnant women close to the expected date of use at home.

In order to more clearly illustrate the features of the present invention, please refer to the fourth figure. In the present invention, the conductive member (122) only needs to be attached to the abdomen of the mother (A) during use, due to the late pregnancy. The uterus of the pregnant woman will swell to the abdomen. Therefore, measuring the pressure of the abdomen is equivalent to measuring the contractile force of the uterus. Only slight pre-stress is required when wearing. This micro-prestress does not cause the pregnant woman to have A comfortable condition, usually caused by uncomfortable conditions, is mostly caused by a misplaced position.

Referring to the fourth figure, when the conductive member (122) receives the contraction force of the uterus, it is pressed toward the accommodating space (115), and transmits the contraction force of the uterus to the pressure detecting member (121). When the conductive member (122) is placed on the abdomen position of the mother body to meet a predetermined forward force standard, the auxiliary measuring unit (123) is equally subjected to the equivalent pressure of the conductive member (122) or the like. The effective moving distance, at this time, the processing unit (15) determines that the uterine contraction force detected by the pressure detecting member (121) is correct from the positive force of the abdomen of the mother. In the present example, the pressure detecting member (121) and the auxiliary measuring unit (123) are all described by using a strain gauge (Strain gage), but are not limited thereto, and are only the present invention. The preferred embodiment illustrates the primary purpose of ensuring that the uterine contractile force is measured as a positive force.

Please refer to the first, fifth and seventh figures. When the body (1) is slightly offset (slightly to the right), the conductive member (122) is unevenly stressed. The conductive member (122) is pressed to the left side. As shown in the figure, the point of application of the conductive member (122) is concentrated on the left side. This condition causes the auxiliary measuring unit (123) on the right side to detect no pressure or The pressure is much lower than the auxiliary measuring unit (123) on the left side, and the auxiliary measuring unit (123) will transmit a determination signal (C) to the processing unit when the processing unit (15) receives the determination signal. (C), a warning signal (D) is output.

A warning unit (E), in the embodiment, the warning unit (E) is a light warning unit (E1), but is not used as a limiting condition, and the light warning unit (E1) is disposed in the lower housing ( 112) an inner wall, when the upper casing (111) and the lower casing (112) are light-transmitting materials, the light warning unit (E1) is illuminated by the interior of the body (1) The effect of warnings.

Moreover, the warning unit (E) can also be a vibration warning unit (E2), an audible alarm unit (E3), a combination thereof, etc., when the light warning unit (E1) receives the warning signal (D), immediately Sexually emits a light to alert the pregnant woman or other person to the current auxiliary measuring unit (not shown in the seventh figure) to be unevenly pressed or to detect abnormal movement of the uterus compression force.

Please refer to the sixth and seventh figures together, and when the body (1) is slightly offset (slightly to the left), as described above, the conductive member (122) is unevenly applied. The force points are concentrated on the right side, so that the light warning unit (E1) immediately emits a light to warn the pregnant woman or the other person.

Referring to the seventh figure, the present invention further includes a fetal sound recording unit (F) on the body (1) for receiving and storing one of the maternal fetal sounds (F1). Special here The processing unit (15) receives the pressure detecting component (121), the determination signal (C), the warning signal, and the fetal sound (F1), and transmits the data transmission module (G). The information stored in each device on the main body (1) is converted into a wireless signal, and the wireless signal can be a micro current consumption transmission device such as Bluetooth, NFC, Zigbee or RFID, and the wireless signal is transmitted to a computer (G1), A handheld mobile device (G2) or a controller (G3) with a display screen.

The pregnant woman or the medical staff can store or manipulate the information of the current mother by the aforementioned computer (G1), the handheld mobile device (G2) or the controller (G3) having the display screen (for example, the fetal sound, the uterine contraction force, the determination) Signal or warning signal, etc., to achieve any of the following effects:

(1) The pregnant woman can change the reminder mode of the above warning unit (E) according to personal preference. For example, in order to avoid insufficient warning effect, the warning indicator (D) can be activated while the light warning unit (E1) is activated. Unit (E2) and the sound alert unit (E3) achieve multiple warning effects.

(2) The medical staff can know the data of the pregnant woman in the distance by means of the device corresponding to the data transmission module (G), thereby achieving the purpose of safety monitoring.

(3) The present invention can further keep all kinds of data and materials confidential through electronic encryption technology, and avoids doubts about protecting individual assets and not being invaded and modified.

In view of the foregoing description of the embodiments, the operation and the use of the present invention and the effects of the present invention are fully understood, but the above described embodiments are merely preferred embodiments of the present invention, and the invention may not be limited thereto. Included within the scope of the present invention are the scope of the present invention.

(1) ‧‧‧ Ontology

(111)‧‧‧Upper casing

(112)‧‧‧ Lower casing

(113) ‧ ‧ openings

(114)‧‧‧Support

(116)‧‧‧Fixed components

(12)‧‧‧Support disk

(121)‧‧‧ Pressure detection parts

(121a) ‧ ‧ fulcrum

(122)‧‧‧Transmission parts

(1221) ‧‧‧Plate

(1222) ‧ ‧ 压

(122a)‧‧‧ convex contact surface

(122b) ‧‧ ‧ bottom contact surface

(123)‧‧‧Auxiliary measurement unit

(13)‧‧‧Power unit

(14) ‧‧‧Isolation board

(15) ‧‧‧Processing unit

(E) ‧ ‧ warning unit

Claims (6)

A uterine contraction monitoring device includes: a body, the body is provided with an accommodating space and an opening connecting the accommodating space; a conducting member is loosely sleeved in the opening of the body, and the conducting member is attached to the The abdomen of the mother receives and transmits a contraction force of the uterus. The conductive member comprises a pressing plate and a pressing edge surrounding the pressing plate. A pressure detecting member is disposed in the receiving space of the body for receiving the contraction force of the uterus. The pressure detecting member comprises a protruding point, the pressing plate of the conducting member correspondingly contacting the fulcrum, so that the pressing edge of the conducting member can swing relative to the fulcrum; at least three auxiliary measuring units are disposed in the receiving space of the body The auxiliary measuring unit is disposed at an outer circumference of the pressure detecting member, and is pressed against the pressing edge of the conductive member to receive the contact pressure of the conductive member for determining the contraction force of the uterus received by the pressure detecting member. Whether it meets a preset positive force standard, which is that each auxiliary measuring unit is pressed by the pressing edge of the conducting member to a uniform equivalent pressure or an equivalent distance, and does not conform to the Outputting a determination signal to the force standard; a processing unit disposed in the housing space of the body and electrically connecting the pressure detecting component and the auxiliary measuring unit, and receiving the uterine contraction force according to the pressure detecting component and the determining Signal, output a warning signal. The uterine contraction monitoring device according to claim 1, wherein the system comprises an upper casing and a lower casing to engage an elastic band of the lower casing, wherein the upper casing and the lower casing are coupled to each other. The aforementioned accommodation space is provided. The uterine contraction monitoring device of claim 1, wherein the processing unit is further electrically connected to a light warning unit, an audible alarm unit or a vibration warning unit for outputting the warning signal. The uterine contraction monitoring device of claim 1, further comprising a fetal sound recording unit electrically coupled to the processing unit for receiving and storing a fetal sound of the parent. The uterus contraction monitoring device of claim 1, wherein the processing unit further comprises a data transmission module for converting the uterine contraction force, the determination signal and the warning signal received by the main pressure detecting member into one The wireless signal is transmitted to a computer, a handheld mobile device or a controller having a display screen. A uterine contraction monitoring method comprises the following steps: A. transmitting a uterus contracting force to a pressure detecting member, and the conducting member can contact all or part of the plurality of auxiliary measuring units located at the periphery of the pressure detecting member; B. When the conductive member does not cause an equivalent pressure or an equivalent moving distance for each auxiliary measuring unit, the auxiliary measuring unit transmits a determination signal to the processing unit, and causes the processing unit to output a warning signal. When the conductive member causes each auxiliary measuring unit to generate an equivalent pressure or an equivalent moving distance, the processing unit determines that the uterine contraction force detected by the pressure detecting member is correct from a mother body The positive force of the abdomen.