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CN208677427U - Bowel sound collection device - Google Patents

Bowel sound collection device Download PDF

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Publication number
CN208677427U
CN208677427U CN201721192394.0U CN201721192394U CN208677427U CN 208677427 U CN208677427 U CN 208677427U CN 201721192394 U CN201721192394 U CN 201721192394U CN 208677427 U CN208677427 U CN 208677427U
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electrode
signal
detection
gurgling sound
user
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CN201721192394.0U
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Inventor
冯雪
付际
王峰乐
金鹏
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Tsinghua University
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Tsinghua University
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Abstract

The utility model relates to a kind of gurgling sound acquisition device, which includes: detection part, obtains detection signal associated with the gurgling sound of user;Processing component obtains detection signal and carries out signal processing to detection signal, so that terminal device detects the gurgling sound data of signal acquisition user according to treated;Adhesive parts are bonded with the skin surface at the position to be detected of user, so that device fitting is on a skin surface;And flexible substrates are made of flexible polymer material, for carrying detection part, processing component and adhesive parts.Gurgling sound acquisition device provided by the utility model embodiment fits in the skin surface, easy to carry at the position to be detected of user, and the accuracy for obtaining gurgling sound data is high, speed is fast.

Description

Gurgling sound acquisition device
Technical field
The utility model relates to medical detection technology more particularly to a kind of gurgling sound acquisition devices.
Background technique
In order to preferably determine the state of an illness of patient, detailed inspection need to be carried out by the state of an illness of the medical instrument to patient, and The disease condition for determining sufferer according to inspection result afterwards, is fast and accurately treated so that sufferer is available.
By taking gurgling sound as an example, when gurgling sound is intestines peristalsis, enteron aisle internal gas and liquid flow generated sound.It is strong The frequency of people's gurgling sound of health is about 4 times per minute or so, and as regular change is presented in digestion activity and rest activity Change.When there are certain diseases in human body, it may appear that abnormal bowel sounds.Therefore, gurgling sound is a kind of important physiological health index, The inspection of gurgling sound is that general physical examination project and Gastroenterology dept. must look into project.
In the related technology, there are medical staff measures sufferer by stethoscope artificial detection and using gurgling sound detection device Two kinds of gurgling sound detection modes of gurgling sound.But using the gurgling sound of stethoscope sufferer, medical staff need to paste stethoscope The detection up to a few minutes is carried out, around sufferer abdomen navel with number and the sound etc. for determining gurgling sound.This mode drops Low medical staff make the rounds of the wards and clinic efficiency, and the accuracy of measurement result is difficult to ensure.And gurgling sound detection device uses Hard material is made, it is difficult to abdomen is intact is bonded so that the accuracy of testing result is difficult to ensure.And the borborygmus of this kind of hard Sound detection device is more heavy, will affect the proper motion of patient, it is difficult to accomplish long-term monitoring.
Utility model content
Technical problem
In view of this, the utility model proposes a kind of gurgling sound acquisition device, it is heavy to solve gurgling sound detection device, It is not easy to user's carrying, it is difficult to long term monitoring, the low problem of testing result accuracy.
One side according to the present utility model provides a kind of gurgling sound acquisition device, comprising:
Detection part obtains detection signal associated with the gurgling sound of user;
Processing component obtains the detection signal, and carries out signal processing to the detection signal, so that terminal device root Treated that detection signal determines the gurgling sound data of the user according to described;
Adhesive parts are bonded with the skin surface at the position to be detected of the user so that described device be fitted in it is described On skin surface;And
Flexible substrates are made of flexible polymer material, for carrying the detection part, the processing component and described Adhesive parts.
In one possible implementation, the detection part includes one or more signal detection sensors,
The signal detection sensor includes shell, first electrode and second electrode,
The shell, the acoustical signal issued for collecting the position to be detected, the shell surround the signal detection Sensor, and the first space is formed inside the signal detection sensor, the first electrode and second electrode setting In first space;
The first electrode constitutes first capacitor with the second electrode positioned at the side of the second electrode;
The second electrode, based on the acoustical signal, deformation occurs, to change the charge and/or electricity of the first capacitor Hold;
Wherein, the detection signal includes the voltage of the first capacitor, and the first electrode includes metal capacitance electrode, The second electrode includes electret electrode.
In one possible implementation, the signal detection sensor further include:
Impedance layer is located in first space, and is located at the other side of the second electrode, described to be detected to match The acoustic impedance difference of the skin at position and the second electrode.
In one possible implementation, the detection part includes MEMS microphone.
In one possible implementation, the chamfered shape of the lateral profile of the shell includes cylindrical and cube Any one of shape;
The parabolic that the chamfered shape of the inside profile of the shell includes cylindrical, cube shaped and second-degree parabola is formed Any one of face shape;
Wherein, the chamfered shape of the inside profile be paraboloidal in the case where, the center of the second electrode with The focus of paraboloidal is corresponding.
In one possible implementation, include the case where multiple signal detection sensors in the detection part Under, the signal detection sensor scattering device is in the flexible substrates.
In one possible implementation, further includes:
Display unit, including at least one of display lamp and display screen, for showing the gurgling sound data.
In one possible implementation, the adhesive parts include biogum region, and the biogum region is put down Face shape includes any one of following: whole continuous type flat shape, discrete S type flat shape and netted X-type flat shape.
In one possible implementation, the flexible polymer material includes polyimide, the flexible substrates Thickness is less than or equal to 3mm, and the minimum bending radius of the flexible substrates is less than or equal to 3mm.
In one possible implementation, the gurgling sound data include at least one of the following:
Intensity of sound, time domain waveform, frequency-domain waveform and the sound of movement number within the unit time of the gurgling sound.
Gurgling sound acquisition device provided by the utility model can fit in the skin table at the position to be detected of user Face carries convenient for user, obtains detection signal associated with the gurgling sound of user, and handle detection signal, and will Treated, and detection signal is sent to terminal device, so that terminal device detects the borborygmus that signal determines user according to treated Sound data, the accuracys of the gurgling sound data of acquisition is high, acquisition speed is fast, be conducive to medical staff be based on gurgling sound data to The state of an illness at family is timely diagnosed, and improves clinic efficiency and efficiency of making the rounds of the wards.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, the other feature and aspect of the utility model will It becomes apparent.
Detailed description of the invention
Comprising in the description and constitute the attached drawing of part of specification and specification to together illustrate this practical new Exemplary embodiment, feature and the aspect of type, and for explaining the principles of the present invention.
Fig. 1 shows the structure chart of the gurgling sound acquisition device according to an embodiment of the present invention;
Fig. 2 shows the structure charts according to the signal detection sensor of an embodiment of the present invention;
Fig. 3 shows the schematic diagram of the layout of the detection part according to an embodiment of the present invention;
Fig. 4 shows an exemplary structure chart of the signal detection sensor according to an embodiment of the present invention;
Fig. 5 shows an exemplary structure chart of the signal detection sensor according to an embodiment of the present invention;
Fig. 6 shows the schematic diagram of the layout of the detection part according to an embodiment of the present invention;
Fig. 7 shows the schematic diagram of the flat shape in the biogum region according to an embodiment of the present invention;
Fig. 8 shows the schematic diagram of the flat shape in the biogum region according to an embodiment of the present invention;
Fig. 9 shows the schematic diagram of the flat shape in the biogum region according to an embodiment of the present invention;
Figure 10 is shown according to an embodiment of the present invention using exemplary schematic diagram.
Specific embodiment
The various exemplary embodiments, feature and aspect of the utility model are described in detail below with reference to attached drawing.In attached drawing Identical appended drawing reference indicates element functionally identical or similar.Although the various aspects of embodiment are shown in the attached drawings, It is unless otherwise indicated, it is not necessary to attached drawing drawn to scale.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary " Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.
In addition, in order to better illustrate the utility model, given in specific embodiment below numerous specific Details.It will be appreciated by those skilled in the art that without certain details, the utility model equally be can be implemented.In some realities In example, method well known to those skilled in the art, means, element and circuit are not described in detail, in order to highlight this reality With novel purport.
Embodiment 1
Fig. 1 shows the structure chart of the gurgling sound acquisition device according to an embodiment of the present invention.As shown in Figure 1, the intestines The sound acquisition device that rings may include detection part 10, processing component 20, adhesive parts 30 and flexible substrates 40.
Wherein, detection part 10 is for obtaining detection signal associated with the gurgling sound of user.Processing component 20 is used for It obtains and detects signal, and signal processing is carried out to detection signal, detection signal determines use so that terminal device is according to treated The gurgling sound data at family.Adhesive parts 30 with the skin surface at the position to be detected of user for being bonded, so that device is fitted in On skin surface.Flexible substrates 40 are made of flexible polymer material, for carrying detection part 10, processing component 20 and fitting Component 30.
As an example of the present embodiment, adhesive parts can be set to be connect in the skin surface in flexible substrates with user The side of touching.Adhesive parts can also be set to the position at the both ends of flexible substrates side with the side of all standing flexible substrates It sets, or also can be set in the position of the surrounding of flexible substrates side.In this manner it is ensured that the skin surface of device and user While preferably fitting together, guarantee the fastness that device and skin surface are pasted, and be convenient for the production and processing of device.It needs It is noted that those skilled in the art can be set according to actual needs adhesive parts position on a flexible substrate, size Size and shape, the utility model are not construed as limiting.
In the present embodiment, terminal device can be computer, notebook, mobile phone and plate apparatus such as computer, can be with The equipment for being used exclusively for analysis, the physiologic information for showing user.Each component of device is flexible, so that device Can the good skin attachement with human body, and device can be moved with the undulatory motion of skin, will not influence user to The proper motion of detection position.
As an example of the present embodiment, the available detection letter associated with the gurgling sound of human user of the device Number, detection signal associated with the gurgling sound of animal can also be obtained;Also available other physiology with mankind or animal The associated detection signal of information, for example, beats, respiratory rate etc..In this regard, the utility model is with no restriction.
As an example of the present embodiment, which can also be including sending component, for by treated, detection to be believed Number it is sent to terminal device.The channel radios such as Bluetooth communication, infrared communication, radio communication and NFC communication can be passed through by sending component Letter mode to terminal device send treated detection signal.Those skilled in the art can be based on known and actual needs to hair Component is sent to be configured, the utility model is not construed as limiting.
In one possible implementation, gurgling sound data may include at least one of following: the sound of gurgling sound is strong Degree, time domain waveform, frequency-domain waveform and the sound of movement number within the unit time.
Fig. 2 shows the structure charts according to the signal detection sensor of an embodiment of the present invention.
In one possible implementation, detection part 10 may include one or more signal detection sensors 101. As shown in Fig. 2, signal detection sensor 101 may include shell 1011, first electrode 1012 and second electrode 1013.Shell 1011 acoustical signals issued for collecting, focusing position to be detected, shell 1011 surround signal detection sensor, and in signal The first space 1014 is formed inside detection sensor 101, first electrode 1012 and second electrode 1013 are set to the first space In 1014.First electrode 1012 is located at the side (top) of second electrode 1013, constitutes first capacitor with second electrode 1013.The Two electrodes 1013 are based on acoustical signal, and deformation occurs, to change the charge and/or capacitor of first capacitor.Wherein, detection signal includes The voltage of first capacitor, first electrode 1012 may include metal capacitance electrode, and second electrode 1012 may include electret electricity Pole.
As an example of the implementation, the first space that shell and skin are formed is a resonating spaces, is used for The acoustical signal that position to be detected issues is focused, acoustical signal is amplified in resonating spaces, reduces the noise of acoustical signal, Improve the accuracy of detection signal.Fig. 3 shows the schematic diagram of the layout of the detection part according to an embodiment of the present invention.Such as Shown in Fig. 3, when the quantity of signal detection sensor is one, signal detection sensor can be arranged in flexible substrates Between position.In this manner it is ensured that the accuracy of measurement detection signal obtained.
In this implementation, second electrode can also be made of other piezoelectric materials, and those skilled in the art can root Second electrode is configured according to actual needs, the utility model is with no restriction.
As an example of the implementation, detect the acquisition process of signal are as follows: signal detection sensor with it is to be detected The skin surface at position is bonded, for example, the skin of abdomen with user is bonded.The impedance layer of signal detection sensor is by the intestines of abdomen Ring sound (acoustical signal) passes to second electrode, and mechanical oscillation occur because of acoustical signal for second electrode, and then change first capacitor Capacitor.The voltage for the first capacitor that detection part will acquire is as detection signal.
Fig. 4 shows an exemplary structure chart of the signal detection sensor according to an embodiment of the present invention.
In one possible implementation, as shown in figure 4, signal detection sensor 101 can also include impedance layer 1015.Impedance layer 1015 is located in the first space 1014, and is located at the other side (lower section) of second electrode 1013, to be checked to match Survey the skin at position and the acoustic impedance difference of second electrode 1013.
Wherein, the Young's modulus E of impedance layer 1015ZValue range can be 0.01ES~0.1ES, ESFor portion to be detected The Young's modulus of the skin of position.The acoustic impedance Z of impedance layer 1015ZValue range can beZS For the acoustic impedance of the skin at position to be detected, ZAFor the acoustic impedance of air.
In this way, loss of the acoustical signal in transmission process can be reduced, the accuracy of detection signal is improved.
Fig. 5 shows an exemplary structure chart of the signal detection sensor according to an embodiment of the present invention.
In one possible implementation, the chamfered shape of the lateral profile of shell 1011 may include it is cylindrical (not Any one of show) and cube shaped (such as Fig. 3).The chamfered shape of the inside profile of shell 1011 may include cylinder Any one of the paraboloidal (such as Fig. 4) that (not shown), cube shaped (such as Fig. 5) and second-degree parabola are formed.Wherein, inside In the case that the chamfered shape of side profile is paraboloidal, the center of second electrode 1013 and the focus of paraboloidal are corresponding.
It should be noted that those skilled in the art can be according to actual needs to the lateral profile of shell and inside profile Shape, size be configured, the utility model is not construed as limiting this.
In one possible implementation, detection part 10 may include MEMS microphone.
In this implementation, detection part can also include that other can detecte the component of acoustical signal.It needs to illustrate , this field can according to actual needs be configured detection part, and the utility model is not construed as limiting.
In one possible implementation, include the case where multiple signal detection sensors 101 in detection part 10 Under, 101 scattering device of signal detection sensor is on a flexible substrate 50.
It, can be in the case where the quantity of signal detection sensor is multiple as an example of the implementation The symmetrical centre of flexible substrates is center of dispersal, by signal detection sensor around center of dispersal scattering device in flexible substrates On.In this way, the accuracy of acquired detection signal can be increased.For example, the quantity in signal detection sensor is 4 feelings Under condition, Fig. 6 shows the schematic diagram of the layout of the detection part according to an embodiment of the present invention.As shown in fig. 6, signal detection Sensor 101 can be center of dispersal scattering device at four angles of flexible substrates 40 using the symmetrical centre O of flexible substrates.
In one possible implementation, which can also include display unit.Display unit may include display At least one of lamp and display screen, for showing gurgling sound data.
As an example of the implementation, display unit be can be set in flexible substrates, and aobvious by thereon Show that lamp and/or display screen show gurgling sound data, for example, showing intensity of sound, the time domain waveform, frequency of gurgling sound by display screen Domain waveform and the sound of movement number within the unit time.Display unit can be set in flexible substrates not with the skin surface of user The side of contact, so that user or medical staff can also pass through in the case where device is pasted onto the skin surface of user Display unit determines the gurgling sound data of user.
The schematic diagram of the flat shape in the biogum region according to an embodiment of the present invention is shown respectively in Fig. 7~9.
In one possible implementation, as shown in figs. 7-9, adhesive parts 30 may include biogum region 301, Flat shape in biogum region 301 may include any one of following: whole continuous type flat shape (such as Fig. 7), discrete S type Flat shape (such as Fig. 8) and netted X-type flat shape (such as Fig. 9).
Wherein, raw as shown in figure 8, in the case where the flat shape in biogum region 301 is discrete S type flat shape The area in object glue region 301 can account for the 10%~20% of the gross area of adhesive parts 30.As shown in figure 9, in biogum region 301 flat shape be netted X-type flat shape in the case where, biogum region 301 may include the first grid stripes W1 and Angle α between second grid stripes W2, the first grid stripes W1 and the second grid stripes W2 can be 90 °, the first net The width of glazing bar line W1 and the second grid stripes W2 can be 50~200 times of the thickness in biogum region 301.
As an example of the implementation, the flat shape in biogum region is discrete S type flat shape or netted X Type flat shape can increase the gas permeability and extending flexibility of device, guarantee the position to be detected for the user being bonded with device Skin gas permeability and comfort.Biogum region can also be any other flat shape, for example, circle, waveform etc. Flat shape, the utility model are not construed as limiting the flat shape in biogum region.The coating of biogum region and biocompatibility Good biogum can prevent stickup for a long time from damaging to the skin of user.
In this implementation, biogum region in discrete S type flat shape can be set according to size of device etc. Area accounts for the ratio of the gross area of adhesive parts, be arranged in netted X-type flat shape in biogum region the first grid stripes and The proportionate relationship of the thickness of angle and the two and biogum region between second grid stripes.It should be noted that ability Field technique personnel the shape to biogum region, size and thickness etc. can be configured according to actual needs, the utility model This is not construed as limiting.
In one possible implementation, flexible polymer material may include polyimide, the thickness of flexible substrates 50 Degree is less than or equal to 3mm, and the minimum bending radius of flexible substrates 50 is less than or equal to 3mm.
In this implementation, the bending stiffness of flexible substrates and the bending stiffness of human skin are close.In this way, being conducive to Device is bonded with skin surface.It is minimum that those skilled in the art can be set according to actual needs the size of flexible substrates, thickness Bending radius, for example, the thickness of flexible substrates is set smaller than or is set smaller than or waits equal to 2mm, minimum bending radius In 2mm.In this way, device can be made preferably to be bonded with the abdomen of human body, to obtain gurgling sound data.
Using example
Figure 10 is shown according to an embodiment of the present invention using exemplary schematic diagram.As shown in Figure 10, this reality is utilized The gurgling sound of the acquisition user of the gurgling sound acquisition device provided by new embodiment.Gurgling sound acquisition device 1 is pasted onto disease The abdomen navel position of trouble, gurgling sound acquisition device 1 obtain detection signal (borborygmus sound signal) associated with the abdomen of user, And to gurgling sound signal processing after, will treated that borborygmus sound signal is sent to mobile phone, medical staff or sufferer itself can lead to The gurgling sound data that mobile phone determines sufferer are crossed, gurgling sound data include the intensity of sound, time domain waveform, frequency domain of the gurgling sound of sufferer Waveform and the sound of movement number within the unit time etc..In this way, can accomplish to grow in the case where not influencing the normal life of sufferer Time, automatic monitoring sufferer gurgling sound, assist personnel obtains more accurate gurgling sound data, improves clinic efficiency With efficiency of making the rounds of the wards.
It should be noted that, this field as above although describing gurgling sound acquisition device using the embodiment as example Technical staff it is understood that the utility model answer it is without being limited thereto.In fact, user completely can be according to personal preference and/or reality Application scenarios flexibly set each component, as long as meeting the technical solution of the utility model.
Gurgling sound acquisition device provided by the utility model can fit in the skin table at the position to be detected of user Face carries convenient for user, obtains detection signal associated with the gurgling sound of user, and handle detection signal, and will Treated, and detection signal is sent to terminal device, so that terminal device detects the borborygmus that signal determines user according to treated Sound data, the accuracys of the gurgling sound data of acquisition is high, acquisition speed is fast, be conducive to medical staff be based on gurgling sound data to The state of an illness at family is timely diagnosed, and improves clinic efficiency and efficiency of making the rounds of the wards.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

Claims (10)

1. a kind of gurgling sound acquisition device characterized by comprising
Detection part obtains detection signal associated with the gurgling sound of user;
Processing component obtains the detection signal, and carries out signal processing to the detection signal, so that terminal device is according to institute Stating treated, detection signal determines the gurgling sound data of the user;
Adhesive parts are bonded with the skin surface at the position to be detected of the user, so that described device is fitted in the skin On surface;And
Flexible substrates are made of flexible polymer material, for carrying the detection part, the processing component and the fitting Component.
2. the apparatus according to claim 1, which is characterized in that the detection part includes that one or more signal detections pass Sensor,
The signal detection sensor includes shell, first electrode and second electrode,
The shell, the acoustical signal issued for focusing the position to be detected, the shell are sensed around the signal detection Device, and the first space is formed inside the signal detection sensor, the first electrode and the second electrode are set to institute It states in the first space;
The first electrode constitutes first capacitor with the second electrode positioned at the side of the second electrode;
The second electrode, based on the acoustical signal, deformation occurs, to change the charge and/or capacitor of the first capacitor;
Wherein, the detection signal includes the voltage of the first capacitor, and the first electrode includes metal capacitance electrode, described Second electrode includes electret electrode.
3. the apparatus of claim 2, which is characterized in that the signal detection sensor further include:
Impedance layer is located in first space, and is located at the other side of the second electrode, to match the position to be detected Skin and the second electrode acoustic impedance difference.
4. the apparatus according to claim 1, which is characterized in that the detection part includes MEMS microphone.
5. the apparatus of claim 2, which is characterized in that
The chamfered shape of the lateral profile of the shell includes any one of cylindrical and cube shaped;
The paraboloidal that the chamfered shape of the inside profile of the shell includes cylindrical, cube shaped and second-degree parabola is formed Any one of;
Wherein, in the case where the chamfered shape of the inside profile is paraboloidal, the center of the second electrode and parabolic The focus of face shape is corresponding.
6. the apparatus of claim 2, which is characterized in that
In the case where the detection part includes multiple signal detection sensors, the signal detection sensor dispersion is set It sets in the flexible substrates.
7. the apparatus according to claim 1, which is characterized in that further include:
Display unit, including at least one of display lamp and display screen, for showing the gurgling sound data.
8. the apparatus according to claim 1, which is characterized in that
The adhesive parts include biogum region, and the flat shape in the biogum region includes any one of following: whole to connect Ideotype flat shape, discrete S type flat shape and netted X-type flat shape.
9. the apparatus according to claim 1, which is characterized in that the flexible polymer material includes polyimide, described The thickness of flexible substrates is less than or equal to 3mm, and the minimum bending radius of the flexible substrates is less than or equal to 3mm.
10. the apparatus according to claim 1, which is characterized in that the gurgling sound data include at least one of the following:
Intensity of sound, time domain waveform, frequency-domain waveform and the sound of movement number within the unit time of the gurgling sound.
CN201721192394.0U 2017-09-15 2017-09-15 Bowel sound collection device Active CN208677427U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107456244A (en) * 2017-09-15 2017-12-12 清华大学 Gurgling sound harvester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107456244A (en) * 2017-09-15 2017-12-12 清华大学 Gurgling sound harvester
CN107456244B (en) * 2017-09-15 2024-03-26 清华大学 Bowel sound collecting device

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