CN111297355B - Biofeedback device and system for pelvic floor muscle rehabilitation training - Google Patents
Biofeedback device and system for pelvic floor muscle rehabilitation training Download PDFInfo
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
- A61N1/3603—Control systems
- A61N1/36031—Control systems using physiological parameters for adjustment
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Abstract
The invention provides a biofeedback device for pelvic floor muscle rehabilitation training, which comprises a biofeedback device body, wherein the biofeedback device body comprises electrode plates, a main control board, a shell and a power supply assembly, and the electrode plates comprise a plurality of acquisition electrode plates and a plurality of stimulation electrode plates. The invention also relates to a biofeedback system for pelvic floor muscle rehabilitation training. The pelvic floor muscle closed-loop stimulation device utilizes the piezoelectric collecting electrode plate made of the pressure sensing material to collect pelvic floor muscle strength signals, carries out electrical stimulation through the stimulating electrode, has the pelvic floor muscle strength signal collecting function and the electrical stimulation function, realizes the closed-loop stimulation of the pelvic floor muscles through the pelvic floor muscle strength signals and the electrical stimulation function, and the main control unit analyzes the collected signals and feeds back a stimulation mode. The invention avoids the influence of the electrical stimulation pulse on the acquisition, directly acquires the muscle strength level reflecting the pelvic floor function, and is more suitable for the difference of different individuals, thereby achieving better regulation and control effect.
Description
Technical Field
The invention relates to the field of pelvic floor muscle rehabilitation, in particular to a biofeedback device for pelvic floor muscle rehabilitation training.
Background
Currently, in an existing pelvic floor muscle rehabilitation apparatus, the state of the pelvic floor muscles is fed back by measuring myoelectric signals, and then, the pelvic floor muscles are subjected to rehabilitation exercise by applying stimulation pulses to the pelvic floor muscles.
However, generally, the pelvic floor muscle is also measured with the electromyographic signals during the process of stimulating the pelvic floor muscle, and the electromyographic signals are easily interfered by the stimulating signals during the process of measuring the electromyographic signals, so that the collected electromyographic signals are inaccurate, and even wrong data are collected.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a biofeedback device for pelvic floor muscle rehabilitation training.
The pelvic floor muscle strength signal is acquired through the electrode plate of the pressure sensor, so that the influence of the electrical stimulation pulse on acquisition is avoided.
The invention provides a biofeedback device for pelvic floor muscle rehabilitation training, which comprises a biofeedback device body, wherein the biofeedback device body comprises an electrode plate, a main control board, a shell and a power supply assembly, the shell is used for sealing the main control board and the power supply assembly in a cavity, and the power supply assembly is used for supplying power to the main control board; wherein the content of the first and second substances,
the electrode plates comprise a plurality of collecting electrode plates and a plurality of stimulating electrode plates, and the collecting electrode plates and the stimulating electrode plates are embedded on the outer wall of the shell; the pressure sensor electrode plate is used for collecting pressure signals generated when pelvic floor muscles contract or relax and converting the pressure signals into electric signals;
the main control board is integrated with a signal acquisition circuit and an electrical stimulation driving circuit, and the signal acquisition circuit receives feedback of the electrode plate of the pressure sensor and sends a feedback signal to the main control board; the electrical stimulation driving circuit receives the instruction of the main control board and sends a stimulation instruction to the stimulation electrode plate, so that the stimulation electrode plate acts on the part to be rehabilitated.
Preferably, the electrode plate further comprises a reference electrode plate, the reference electrode plate is arranged adjacent to the collection electrode plate, and the reference electrode is used for calibrating the collection of pelvic floor myoelectricity.
Preferably, the electrode plates are connected with the main control board through electrode plates, the electrode plates are provided with elastic columns, the number of the elastic columns is matched with that of the electrode plates, one ends of the elastic columns are abutted to the electrode plates, and the other ends of the elastic columns are fixed on the electrode plates.
Preferably, the electrode plate is further provided with a fixed block, the fixed block is fixed on the surface of the electrode plate, and the elastic column is fixedly arranged on the fixed block; the electrode plate further comprises a plurality of fixing holes, the electrode plate is fixedly connected with the connecting piece through the fixing holes, and the connecting piece is fixedly and hermetically connected with the shell.
Preferably, the pressure sensor electrode plate is a piezoelectric sensor electrode plate; the electrode plate of the piezoelectric sensor is a plane electrode plate or a three-dimensional multi-contact array electrode plate.
Preferably, the collecting electrode plate or the stimulating electrode plate is a spiral electrode plate, and the edge of the spiral electrode plate is a strip-shaped metal sheet with a radian.
Preferably, the spiral electrode plate comprises a base material and a plurality of bulges, the base material and the bulges are integrally formed, the bulges comprise a first bulge and a second bulge, and the spiral electrode plate is connected with the main control board through the first bulge; the second bulge is used for embedding the spiral electrode plate on the shell.
Preferably, the collecting electrode plate or the stimulating electrode plate is a straight electrode plate, the straight electrode plate is embedded on the outer wall of the shell, and the edge of the straight electrode plate is a linear long-strip-shaped metal sheet.
The biofeedback system for pelvic floor muscle rehabilitation training comprises a biofeedback module, wherein the biofeedback module comprises a signal acquisition unit, a main control unit, an electrical stimulation driving unit and a power supply unit, and the main control unit is connected with the signal acquisition unit and the electrical stimulation driving unit; wherein the content of the first and second substances,
the power supply unit is used for supplying power to the main control unit, the signal acquisition unit and the electrical stimulation driving unit;
the electrical stimulation driving unit is used for receiving the instruction of the main control unit and driving the stimulation electrode slice to stimulate pelvic floor muscles;
the signal acquisition unit is used for receiving signals acquired by the acquisition electrode slice and feeding the signals back to the main control unit; the collecting electrode slice is a pressure sensor electrode;
the pressure sensor electrode converts pressure signals generated when pelvic floor muscles contract or relax into electric signals and feeds the electric signals back to the signal acquisition unit, and the main control board receives and processes the feedback signals of the signal acquisition unit and sends instructions to the electrical stimulation driving unit so that the stimulation electrode plate acts on the pelvic floor muscles.
Preferably, the biofeedback module further comprises a wireless communication unit, wherein the wireless communication unit is used for enabling the mobile terminal to be connected with the main control unit, and the mobile terminal sends an instruction to the main control unit through the wireless communication unit.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a biofeedback device and a biofeedback system for pelvic floor muscle rehabilitation training. The invention avoids the influence of the electrical stimulation pulse on the acquisition, directly acquires the muscle strength level reflecting the pelvic floor function, and is more suitable for the difference of different individuals, thereby achieving better regulation and control effect. In addition, the invention solves the problem of limited unidirectional stimulation regulation and control, and can adaptively control the pelvic floor muscle group.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a biofeedback device for pelvic floor muscle rehabilitation training according to the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of a biofeedback device for pelvic floor muscle rehabilitation training in accordance with the present invention;
FIG. 3 is a schematic structural diagram of another embodiment of a biofeedback device for pelvic floor muscle rehabilitation training according to the present invention;
FIG. 4 is a schematic structural diagram of a spiral electrode sheet of the biofeedback device for pelvic floor muscle rehabilitation training of the present invention;
FIG. 5 is a schematic structural diagram of another embodiment of the spiral electrode sheet of the biofeedback device for pelvic floor muscle rehabilitation training of the present invention;
FIG. 6 is an exploded view of the overall structure of a biofeedback device for pelvic floor rehabilitation training in accordance with the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a schematic structural diagram of one embodiment of a biofeedback device for pelvic floor muscle rehabilitation training in accordance with the present invention;
FIG. 9 is a schematic structural diagram of a spiral electrode sheet of the biofeedback device for pelvic floor muscle rehabilitation training of the present invention;
FIG. 10 is a schematic view of a biofeedback system for pelvic floor rehabilitation training of the present invention;
reference numerals: 10. the biofeedback device comprises a biofeedback device body, 110, an electrode plate, 101, a base material, 102, a second protrusion, 103, a third protrusion, 104, a first protrusion, 1111, a straight-strip-shaped stimulating electrode plate, 1112, a straight-strip-shaped collecting electrode plate, 1113, a straight-strip-shaped reference electrode, 112, a spiral electrode plate, 1122, a spiral stimulating electrode plate, 1121, a spiral collecting electrode plate, 1123, a spiral reference electrode plate, 120, a main control plate, 130, a power supply assembly, 140, a shell, 143, a connecting piece, 144, a first fixing boss, 145, a second fixing boss, 146, a third fixing boss, 150, a charging column, 160, a handle, 170, an electrode plate, 171, an elastic column, 172, a fixing plate, 173, a fixing hole, 174, a fixing bolt, 175 and a fixing block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
The invention provides a biofeedback device for pelvic floor muscle rehabilitation training, which comprises a biofeedback device body 10, as shown in fig. 1-9, wherein the biofeedback device body 10 comprises an electrode plate 110, a main control board 120, a shell 140 and a power supply assembly 130, the shell 140 is used for sealing the main control board 120 and the power supply assembly 130 in a cavity, and the power supply assembly 130 is used for supplying power to the main control board 120; wherein the content of the first and second substances,
the electrode plates 110 include a plurality of collecting electrode plates and a plurality of stimulating electrode plates, and the collecting electrode plates and the stimulating electrode plates are embedded on the outer wall of the shell 140; the pressure sensor electrode plate is used for collecting pressure signals generated when pelvic floor muscles contract or relax and converting the pressure signals into electric signals;
a signal acquisition circuit and an electrical stimulation driving circuit are integrated on the main control board 120, and the signal acquisition circuit receives feedback of the electrode plate of the pressure sensor and sends a feedback signal to the main control board 120; the electrical stimulation driving circuit receives the instruction of the main control board 120 and sends a stimulation instruction to the stimulation electrode plate, so that the stimulation electrode plate acts on the part to be rehabilitated. In one embodiment, the main control board 120 is a controller, preferably, the model of which is STM32L151CBT6, communicates with the signal acquisition unit, preferably, the model of which is ADS1292, through an SPI interface, sets the sampling frequency and the working mode of the signal acquisition circuit, and acquires 24 a digital signal; the acquired pelvic floor muscle pressure signals are analyzed through a specific algorithm, so that stimulation parameters including the period, pulse width and amplitude of a stimulation waveform are adjusted, and a stimulation instruction is adjusted according to the parameters. The electrical stimulation driving circuit is a main control board 120 with a built-in DA (digital-to-analog) circuit and a constant-current constant-voltage circuit, the DA is digital-to-analog conversion, and the electrical stimulation driving unit drives the stimulation electrode slice to work according to a stimulation instruction. The power supply unit comprises a lithium battery and a voltage chip, preferably an ADP151 model, and supplies power to the main control board 120, the signal acquisition circuit and the electrical stimulation driving circuit.
The biofeedback device body 10 collects muscle strength signals of pelvic floor muscles of a user through the pressure sensor electrode plates, analyzes the collected muscle strength signals to determine the current state of the pelvic floor muscles, drives the stimulating electrode plates to regulate and control neurons according to corresponding algorithms, and can exercise related muscle groups in a targeted manner; from the perspective of organ functions, the force feedback can reflect the functional state more accurately, so that the pressure sensor can accurately and effectively reflect the current pelvic floor muscle state.
The biofeedback device body 10 is a self-contained vaginal or anal electro-stimulation device that performs neuromuscular electro-stimulation of the pelvic floor muscles. The self-sustaining type represents that the stimulation equipment does not need or does not use an external power supply, an external generator and an external control unit, and does not need guidance of professional persons, so that a user can operate the self-sustaining type stimulation equipment and realize electric stimulation rehabilitation exercise. The pelvic floor muscles in this embodiment can be exercised by inserting the device into the vagina or anus to contact the pelvic floor muscles for electrical stimulation thereof, the housing of the biofeedback device body having a profile matching the internal cavity of the vagina or anus.
In one embodiment, at least one of the pressure sensor electrode pads and the plurality of stimulation electrode pads are uniformly distributed on the outer wall of the housing 140. The pressure sensor electrode slices can be independently installed on the biofeedback device body, and in order to collect pelvic floor muscles in a multi-azimuth manner, preferably three pressure sensor electrode slices are staggered with a pair of stimulation electrode slices and uniformly distributed on the outer wall of the shell 140. The stimulating electrode slice comprises a positive electrode slice and a negative electrode slice, the main control board 120 controls the electrical stimulation circuit to send out pulse current, and the pulse current returns from the negative electrode of the stimulating electrode slice after flowing through a human body through the positive electrode of the stimulating electrode slice to form neuromuscular electrical stimulation on pelvic floor muscles.
The electrode pad further includes a reference electrode pad disposed on the housing 140. The reference electrode plate is used for calibrating the acquisition of pelvic floor myoelectricity, and the accuracy of signal acquisition is improved by arranging the reference electrode plate.
In one embodiment, as shown in fig. 2, the reference electrode pads 1113, the collection electrode pads 1111, and the stimulation electrode pads 1112 are evenly distributed on the outer wall of the housing 140. Preferably, one reference electrode pad 1113, two pressure sensor electrode pads 1111, and a pair of stimulation electrode pads 1112 are evenly distributed on the outer wall of the housing 140.
In an alternative embodiment, as shown in fig. 3, the reference electrode sheet 1113 is disposed at an end of the housing 140 adjacent to the collecting electrode sheet 1113. Preferably, the collection electrode pads include three pressure sensor electrode pads 1111 evenly distributed with a pair of stimulation electrode pads 1112, and a reference electrode pad 1113 is provided at an end of the housing 140, and the pelvic floor muscles contacted by the reference electrode pad 1113 do not participate in contraction of the pelvic floor muscles, which may be used for calibration of pelvic floor muscle collection.
The pressure sensor electrode 1111 is a piezoelectric sensor electrode. The electrode plate of the piezoelectric sensor is a plane electrode plate or a three-dimensional multi-contact array electrode plate. When some dielectrics are mechanically deformed (compressed or elongated) by a force applied in a certain direction, polarization occurs in the dielectrics, and charges are generated on some surfaces of the dielectrics. When the external force is removed, it returns to its uncharged state again, a phenomenon known as "piezoelectric effect". The piezoelectric pressure sensor converts a measured pressure into an electric signal by using the piezoelectric effect of a piezoelectric material. The metal electrode plate in the collecting electrode plate and the electrode plate of the pressure sensor can be integrated into the same part, and can also be different parts.
In one embodiment, as shown in fig. 4-9, the collecting or stimulating electrode pad is a spiral electrode pad 112, and the edge of the spiral electrode pad 112 is an elongated metal sheet with a curvature. The spiral electrode plate 112 comprises a base material 101 and a plurality of bulges, the base material 101 and the bulges are integrally formed, the bulges comprise a first bulge 104 and a second bulge 102, and the spiral electrode plate 112 is connected with the main control board 120 through the first bulge 104; the second protrusion 102 is used for embedding the spiral electrode sheet on the housing 140. In this embodiment. The spiral electrode pad 112 includes a spiral collecting electrode pad 1121, a spiral stimulating electrode pad 1122, and a spiral reference electrode pad 1123. The spiral collection electrode pieces 1121, the spiral stimulation electrode pieces 1122, and the spiral reference electrode pieces 1123 may be uniformly distributed on the outer wall of the case 140. Alternatively, the spiral collecting electrode pieces 1121 and the spiral stimulating electrode pieces 1122 are uniformly distributed on the outer wall of the housing 140, and the spiral reference electrode pieces 1123 are disposed at the end of the housing 140. Two ends of the spiral electrode piece 112 are arranged at two ends of the shell 140, one end of the spiral electrode piece 112 comprises a first bulge 104, the first bulge 104 is arranged at the end part of the spiral electrode piece 112, the spiral electrode piece 112 is connected with the main control board 120 of the pelvic floor muscle rehabilitation device through the first bulge 104, and the spiral electrode piece 112 receives an instruction sent by the pelvic floor muscle rehabilitation device or feeds back a collected signal to the pelvic floor muscle rehabilitation device. The pelvic floor muscle group is a multi-azimuth three-dimensional muscle group, the spiral electrode plate 112 can realize three-dimensional large-range uniform stimulation, the current stimulation dimension is improved, the axial direction, the radial direction and the circumferential direction are covered, the direction and the depth do not need to be adjusted manually, the exercise effect is improved greatly, and the intelligent, uniform and all-dimensional exercise rehabilitation effect is favorably achieved; the problems of single stimulation dimension, small stimulation area and fixed stimulation area existing in single use are avoided.
Specifically, the cross-sectional area of the first protrusion 104 is smaller than that of the substrate 101, the first protrusion 104 is located at the middle position of the end portion of the substrate, and the end surface of the first protrusion 104 is coplanar with the arc surface of the substrate 101. The bumps further include a third bump 103, and the second bump 102 and the third bump 103 are respectively located on the side of the substrate 101; the second protrusion 102 and the third protrusion 103 are used for fixing the spiral electrode sheet 110 in the pelvic floor muscle rehabilitation device. The thickness of the second protrusion 102 or the third protrusion 103 is smaller than that of the substrate 101, and the end face of the second protrusion 102 or the third protrusion 103 is coplanar with the arc-shaped face of the substrate 101. The second protrusion 102 and the third protrusion 103 are used for embedding and fixing the spiral electrode sheet 110 in the housing 140.
In an alternative embodiment, as shown in fig. 1 to 3, the collecting electrode plate or the stimulating electrode plate is a straight electrode plate, the straight electrode plate is embedded on the outer wall of the housing 140, and the edge of the straight electrode plate is a linear strip-shaped metal sheet. The electrode slice is a straight electrode slice with a smooth surface, the straight electrode slice is matched with the surface radian of the shell and is parallel to the axis of the shell, and the straight electrode slice is embedded and installed on the shell so as to contact pelvic floor muscle. The straight electrode plate also comprises a plurality of bulges, and the function of the bulges is the same as that of the spiral electrode plate, and the action is not repeated here. It should be noted that the straight electrode plate and the spiral electrode plate are different in shape, that is, different in contact mode with pelvic floor muscles when being embedded in the outer wall of the shell, but the two electrode plates have the same function and only have different effects on the pelvic floor muscles.
As shown in fig. 6 and 7, the electrode plate 110 is connected to the main control board 120 through an electrode plate 170, the electrode plate 170 is provided with elastic columns 171, the number of which is matched with that of the electrode plate 110, one end of each elastic column 171 abuts against the electrode plate 110, and the other end of each elastic column 170 is fixed to the electrode plate 170. The electrode plate 170 is further provided with a fixing block 175, the fixing block 175 is fixed on the surface of the electrode plate 170, and the elastic column 171 is fixedly arranged on the fixing block 175; the electrode plate 170 further includes a plurality of fixing holes 173, the electrode plate 170 is fixedly connected to the connecting member 143 through the fixing holes 173, and the connecting member 143 is fixedly and hermetically connected to the housing 140. In this embodiment, the end of the spiral electrode plate or the straight electrode plate is connected to the main control board 120 through the first protrusion 104, the first protrusion 104 is embedded in the casing 140, one end of the main control board 120 is connected to the electrode plate 170, the electrode plate 170 includes the elastic columns 171 matching with the number of the spiral electrode plate or the straight electrode plate, one end of the elastic columns 171 is fixed to the electrode plate 170 through the fixing block 175, the other end of the elastic columns 171 abuts against the first protrusion 104, so that the spiral electrode plate or the straight electrode plate is connected to the main control board 120, and the fixing block 175 is connected to the main control board 120 through the signal line. The electrode plate 170 includes a fixing plate 172, the fixing plate 172 includes a plurality of fixing holes 173, the fixing bolts 174 fix the electrode plate 170 and the connecting members 143 through the fixing holes 173, and the connecting members 143 are fixed and hermetically connected to the housing 140.
In one embodiment, the biofeedback device body further comprises an upper computer, the upper computer is preferably a computer, the computer is communicated with the main control unit through the wireless communication unit, the pressure signal, the electrical stimulation parameter and the battery power state are transmitted to the computer through the wireless communication unit, and the pressure signal, the electrical stimulation parameter and the battery power state are displayed and stored through the computer.
As shown in fig. 8, the inner wall of the housing 140 includes a plurality of fixing bosses, each of the fixing bosses includes a first fixing boss 144, a second fixing boss 145 and a third fixing boss 146, two second fixing bosses 145 are adjacently disposed to form grooves, and the grooves are respectively located on two sides of the inner wall of the housing, so that the main control board 20 is fixed in the grooves. The third fixing boss 146 includes a screw hole therein for allowing a fixing bolt to fix the electrode plate 170 to the case 140. Still include handle 160 at the other end of casing 140, handle 160 forms T shape structure with casing 140, conveniently inserts or extracts equipment in the exercise process, and the cladding still has silica gel on handle 160, and silica gel is both waterproof and antiskid, is equipped with the handle lid at the other end of casing, and the handle lid is semi-circular structure to make more smooth and easy entering vagina or anus of equipment.
As shown in fig. 4, the main control board 120 is connected to a charging post 150, one end of the charging post 150 is connected to the main control board 120, and the other end of the charging post 150 protrudes out of the outer wall of the housing 140. In addition, the rehabilitation device body 10 can also be internally provided with a dry battery or be directly plugged with a power supply for use.
The invention also provides a biofeedback system for pelvic floor muscle rehabilitation training, which comprises a biofeedback module as shown in fig. 10, wherein the biofeedback module comprises a signal acquisition unit, a main control unit, an electrical stimulation driving unit and a power supply unit, and the main control unit is connected with the signal acquisition unit and the electrical stimulation driving unit; wherein the content of the first and second substances,
the power supply unit is used for supplying power to the main control unit, the signal acquisition unit and the electrical stimulation driving unit;
the electrical stimulation driving unit is used for receiving the instruction of the main control unit and driving the stimulation electrode slice to stimulate pelvic floor muscles;
the signal acquisition unit is used for receiving signals acquired by the acquisition electrode slice and feeding the signals back to the main control unit; the collecting electrode slice is a pressure sensor electrode;
the pressure sensor electrode converts pressure signals generated when pelvic floor muscles contract or relax into electric signals and feeds the electric signals back to the signal acquisition unit, and the main control board receives and processes the feedback signals of the signal acquisition unit and sends instructions to the electrical stimulation driving unit so that the stimulation electrode plate acts on the pelvic floor muscles.
Furthermore, the biofeedback module further comprises a wireless communication unit, wherein the wireless communication unit is used for enabling the mobile terminal to be connected with the main control unit, and the mobile terminal sends an instruction to the main control unit through the wireless communication unit.
The invention discloses a biofeedback device and a biofeedback system for pelvic floor muscle rehabilitation training. The invention avoids the influence of the electrical stimulation pulse on the acquisition, directly acquires the muscle strength level reflecting the pelvic floor function, and is more suitable for the difference of different individuals, thereby achieving better regulation and control effect. In addition, the invention solves the problem of limited unidirectional stimulation regulation and control, and can adaptively control the pelvic floor muscle group.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; those skilled in the art can readily practice the invention as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. A biofeedback device for pelvic floor muscle rehabilitation training is characterized by comprising a biofeedback device body, wherein the biofeedback device body comprises an electrode plate, a main control board, a shell and a power supply assembly, the shell is used for sealing the main control board and the power supply assembly in a cavity, and the power supply assembly is used for supplying power to the main control board; wherein the content of the first and second substances,
the electrode plates comprise a plurality of collecting electrode plates and a plurality of stimulating electrode plates, and the collecting electrode plates and the stimulating electrode plates are embedded on the outer wall of the shell; the pressure sensor electrode plate is used for collecting pressure signals generated when pelvic floor muscles contract or relax and converting the pressure signals into electric signals; the pressure sensor electrode plate is a piezoelectric sensor electrode plate; the electrode plate of the piezoelectric sensor is a plane electrode plate or a three-dimensional multi-contact array electrode plate; the electrode plate of the piezoelectric sensor converts the measured pressure into an electric signal by using the piezoelectric effect of a piezoelectric material;
the three pressure sensor electrode plates and the pair of stimulating electrode plates are staggered and uniformly distributed on the outer wall of the shell; the collecting electrode slice is a spiral electrode slice, and the stimulating electrode slice is a spiral electrode slice; the spiral electrode plate comprises a base material and a plurality of bulges, the bulges comprise a first bulge and a second bulge, the spiral electrode plate is connected with the main control board through the first bulge, and the second bulge is used for embedding the spiral electrode plate on the shell;
one end of the main control board is connected with a plate electrode, the plate electrode comprises elastic columns matched with the number of the spiral electrode plates, one ends of the elastic columns are fixed on the plate electrode through fixing blocks, and the other ends of the elastic columns are abutted against the first bulges so as to establish connection between the spiral electrode plates and the main control board;
the main control board is integrated with a signal acquisition circuit and an electrical stimulation driving circuit, and the signal acquisition circuit receives feedback of the electrode plate of the pressure sensor and sends a feedback signal to the main control board; the main control board analyzes the acquired pressure signals of the pelvic floor muscles, so that stimulation parameters are adjusted, the stimulation parameters comprise the period, pulse and amplitude of a stimulation waveform, a stimulation instruction is adjusted according to the parameters, and the electrical stimulation driving circuit receives the instruction of the main control board and sends the stimulation instruction to the stimulation electrode plate, so that the stimulation electrode plate acts on a part to be rehabilitated and trained.
2. The biofeedback device for pelvic floor muscle rehabilitation training according to claim 1, wherein the electrode pad further comprises a reference electrode pad, the reference electrode pad is disposed adjacent to the collection electrode pad, and the reference electrode is used for calibration of pelvic floor muscle electrical collection.
3. The biofeedback device for pelvic floor muscle rehabilitation training according to claim 1, wherein a fixing block is further mounted on the electrode plate, the fixing block is fixed on the surface of the electrode plate, and the elastic column is fixedly mounted on the fixing block; the electrode plate further comprises a plurality of fixing holes, the electrode plate is fixedly connected with the connecting piece through the fixing holes, and the connecting piece is fixedly and hermetically connected with the shell.
4. The biofeedback device for pelvic floor muscle rehabilitation training according to any one of claims 1-3, wherein the edge of the spiral-shaped electrode sheet is an elongated metal sheet having a curvature.
5. The biofeedback device for pelvic floor muscle rehabilitation training according to any one of claims 1-3, wherein the collecting electrode sheet or the stimulating electrode sheet is a straight electrode sheet, the straight electrode sheet is embedded on the outer wall of the shell, and the edge of the straight electrode sheet is a linear strip-shaped metal sheet.
6. The biofeedback system for pelvic floor muscle rehabilitation training is characterized by comprising a biofeedback module, wherein the biofeedback module comprises a signal acquisition unit, a main control unit, an electrical stimulation driving unit and a power supply unit, and the main control unit is connected with the signal acquisition unit and the electrical stimulation driving unit; wherein the content of the first and second substances,
the power supply unit is used for supplying power to the main control unit, the signal acquisition unit and the electrical stimulation driving unit;
the electrical stimulation driving unit is used for receiving the instruction of the main control unit and driving the stimulation electrode slice to stimulate pelvic floor muscles;
the signal acquisition unit is used for receiving signals acquired by the acquisition electrode slice and feeding the signals back to the main control unit; the collecting electrode slice is a pressure sensor electrode; the pressure sensor electrode plate is a piezoelectric sensor electrode plate; the electrode plate of the piezoelectric sensor is a plane electrode plate or a three-dimensional multi-contact array electrode plate; the electrode plate of the piezoelectric sensor converts the measured pressure into an electric signal by using the piezoelectric effect of a piezoelectric material;
the three pressure sensor electrode plates and the pair of stimulating electrode plates are staggered and uniformly distributed on the outer wall of the shell; the collecting electrode slice is a spiral electrode slice, and the stimulating electrode slice is a spiral electrode slice; the spiral electrode plate comprises a base material and a plurality of bulges, the bulges comprise a first bulge and a second bulge, the spiral electrode plate is connected with the main control board through the first bulge, and the second bulge is used for embedding the spiral electrode plate on the shell;
the pressure sensor electrode converts pressure signals generated when pelvic floor muscles contract or relax into electric signals and feeds the electric signals back to the signal acquisition unit, the main control board analyzes the acquired pressure signals of the pelvic floor muscles to adjust stimulation parameters, the stimulation parameters comprise periods, pulses and amplitudes of stimulation waveforms, stimulation instructions are adjusted according to the parameters, the main control board receives the feedback signals of the signal acquisition unit and sends instructions to the electrical stimulation driving unit after processing, and therefore the stimulation electrode plates act on the pelvic floor muscles.
7. The biofeedback system for pelvic floor muscle rehabilitation training according to claim 6, wherein the biofeedback module further comprises a wireless communication unit, the wireless communication unit is used for enabling a mobile terminal to be connected with the main control unit, and the mobile terminal sends an instruction to the main control unit through the wireless communication unit.
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| CN114343646A (en) * | 2021-04-28 | 2022-04-15 | 南京麦澜德医疗科技股份有限公司 | Multi-source fusion muscle force evaluation method, training method and multi-source fusion probe |
| CN113577556A (en) * | 2021-08-01 | 2021-11-02 | 武汉左点科技有限公司 | Biofeedback electrical stimulation method and device for vagina rehabilitation |
| CN116763315B (en) * | 2023-08-17 | 2023-10-24 | 苏州好博医疗器械股份有限公司 | Basin bottom electrode |
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| CN203507439U (en) * | 2013-08-30 | 2014-04-02 | 广州市凡科医疗设备有限公司 | Interactive pelvic floor muscle restoring device based on biological feedback technology |
| CN105310693A (en) * | 2014-06-30 | 2016-02-10 | 陈青越 | Wireless Kegel exercise training device |
| CN104436544B (en) * | 2014-11-04 | 2016-08-24 | 上海泰妆国际贸易有限公司 | A kind of intelligent wireless Kegel pelvic diaphragm muscle trainer and control method thereof |
| CN105232066A (en) * | 2015-07-16 | 2016-01-13 | 微昔智能科技(上海)有限公司 | Pelvic floor muscle training system and detection device |
| CN105031814B (en) * | 2015-08-28 | 2017-10-10 | 南京麦澜德医疗科技有限公司 | A kind of intelligent Pelvic floor device for healing and training and its application method |
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| CN107049342B (en) * | 2017-05-18 | 2023-10-03 | 孙大明 | Female pelvic floor function detection and treatment probe |
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| CN110393897B (en) * | 2019-08-31 | 2021-08-27 | 厦门臻万智能科技有限公司 | Pelvic floor muscle training device |
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