CN210095702U

CN210095702U - Tongue endoscope and tongue diagnosis system

Info

Publication number: CN210095702U
Application number: CN201920089511.3U
Authority: CN
Inventors: 刘军; 李海文
Original assignee: Beijing Xiaocheng Suwen Information Technology Co Ltd
Current assignee: Shenzhen Wenzhi Tcm Health Technology Co ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-02-21
Anticipated expiration: 2029-01-18

Abstract

The utility model discloses a tongue speculum, which comprises a shell, and a circuit board, a light source, a lens hood and a camera which are arranged on the shell; the circuit board comprises a control module and a communication module; the shell comprises a fixed support and an acquisition part, the camera, the lens hood and the light source are all positioned on the same side surface of the acquisition part, and one end of the lens hood is provided with a boss for supporting the tongue body of the measured person; the camera is used for collecting tongue images of the testee and uploading the tongue images to the upper computer through the communication module. The tongue speculum of the utility model has simple structure, small volume and low cost. And the utility model discloses in the use, by the person only need remove the head and stretch out the tongue body arrange in on the boss can, light environment setting, image acquisition, data upload the process by the automatic completion of tongue speculum, do not need user and by the person who is measured to do other operations again, consequently the utility model discloses it is more convenient to use, is fit for doing comprehensive popularization and application in hospital and family.

Description

Tongue endoscope and tongue diagnosis system

Technical Field

The utility model relates to the field of medical equipment, concretely relates to tongue endoscope and tongue diagnosis system.

Background

The tongue diagnosis is a means of diagnosing the disease in traditional Chinese medicine, and the color, thickness and dryness of the coating of the tongue can be used as a basis for judging the severity of the disease. The traditional tongue diagnosis method usually depends on direct visual observation of doctors, and is greatly influenced by factors such as subjectivity, experience and the like of the doctors, so that the accuracy of disease judgment is influenced. Therefore, in order to overcome the subjective factors of the conventional tongue diagnosis and improve the accuracy and reliability of the tongue diagnosis, the tongue coating or tongue proper must be analyzed quantitatively or qualitatively.

The existing tongue diagnosis device comprises a shell, a computer, a keyboard, a mouse, a tongue coating observation device and a power interface; the device comprises a shell, a tongue coat observation device, a disinfecting button, a lighting button, an ultraviolet disinfection lamp, a lamp tube, an upper baffle, a tongue image acquisition port, a camera, two lamp tubes and a data processor, wherein the computer, the keyboard, the mouse and the like are arranged on one side of the upper portion of the shell, the tongue coat observation device is arranged on the other side of the upper portion of the shell, the disinfecting button and the lighting button are arranged on the rear side of the tongue coat observation device, the ultraviolet disinfection lamp is arranged on the upper portion of the inner side of the tongue coat observation device, the lamp tubes are arranged on one side of the ultraviolet disinfection lamp, the upper baffle is arranged on the lower portions of the ultraviolet. The testee needs to stretch the tongue body into the tongue image acquisition opening for tongue image acquisition.

The existing tongue coating observation device of the tongue diagnosis device has the disadvantages of large equipment volume, complex equipment operation and high cost, and cannot be popularized in small hospitals and families.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a tongue speculum, which aims to solve the problems of large volume and complex operation of the existing tongue diagnosis device.

In order to solve the above technical problem, the present invention provides a tongue speculum, which comprises a housing, and a circuit board, a light source, a lens hood and a camera head which are arranged on the housing; the circuit board comprises a control module connected with the light source and the camera and a communication module used for being connected with an upper computer;

the shell comprises a fixed support and a collecting part arranged at one end of the fixed support, the camera, the light shield and the light source are all positioned on the same side surface of the collecting part, the light shield is cylindrical and covers the light source and the camera, and one end of the light shield, which is far away from the collecting part, is provided with a boss for bearing the tongue body of the measured person; the camera is used for collecting the tongue body image of the detected person and uploading the tongue body image to the upper computer through the communication module.

Preferably, the light shield is a conical cylinder, and the large-caliber end of the conical cylinder is located far away from the collecting part.

Preferably, the light shield comprises a light guide layer, a reflecting layer and a light shielding layer which are sequentially attached from inside to outside, the light source comprises a plurality of light emitting elements which are uniformly arranged around the camera, and the light emitting elements are arranged in the light guide layer.

Preferably, the light guide layer is made of an acrylic material.

Preferably, the prism layer is arranged on the inner side of the light guide layer, and the prism layer comprises a plurality of prism sheets arranged in an array.

Preferably, the boss is provided with a lower lip grid blocking surface perpendicular to the central axis of the conical cylinder body and a tongue body bearing surface arranged at an acute angle with the grid blocking surface.

Preferably, the replaceable spacer is matched with the boss in shape, and the replaceable spacer is detachably connected with the boss.

Preferably, the fixed support comprises a base for connecting a support plane and a connecting rod for connecting the collecting part and the base, and the height of the connecting rod is adjustable.

The utility model discloses still provide a tongue diagnosis system, this tongue diagnosis system include as above tongue speculum and host computer, the host computer include with the communication port that the tongue speculum is connected with be used for according to the data processing module of the tongue body image output image analysis result that the tongue speculum gathered.

The tongue speculum of the utility model has simple structure, small volume and low cost. And the utility model discloses in the use, by the person only need remove the head and stretch out the tongue body arrange in on the boss can, light environment setting, image acquisition, data upload the process by the automatic completion of tongue speculum, do not need user and by the person who is measured to do other operations again, consequently the utility model discloses it is more convenient to use, is fit for doing comprehensive popularization and application in hospital and family.

Drawings

Fig. 1 is a schematic structural view of a tongue endoscope according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a tongue endoscope in another embodiment of the present invention;

FIG. 3 is a schematic view of the light shield, light source and camera shown in FIG. 1;

FIG. 4 is a schematic view of the light shield shown in FIG. 3;

fig. 5 is a functional module diagram of the tongue endoscope and the upper computer of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

The utility model provides a tongue speculum, as shown in fig. 1, fig. 2 and fig. 5, the tongue speculum comprises a shell 1, a circuit board 2 arranged on the shell 1, a light source 3, a light shield 4 and a camera 5; the circuit board 2 comprises a control module 22 connected with the light source 3 and the camera 5 and a communication module 21 used for being connected with the upper computer 8;

the shell 1 comprises a fixed support 11 and a collecting part 12 arranged at one end of the fixed support 11, a camera 5, a light shield 4 and a light source 3 are all positioned on the same side surface of the collecting part 12, the light shield 4 is cylindrical and covers the light source 3 and the camera 5, and one end of the light shield 4, which is far away from the collecting part 12, is provided with a boss 6 for bearing the tongue body of a tested person; the camera 5 is used for collecting tongue images of the person to be measured and transmitting the tongue images to the upper computer 8 through the communication module 21.

In this embodiment, the housing 1 supports and fixes other components, and the housing 1 is divided into a fixing bracket 11 and a collecting part 12, wherein the fixing bracket 11 supports and the collecting part 12 is used for fixing the circuit board 2, the light source 3, the light shield 4 and the camera 5. The collecting part 12 may be a hollow disc structure, and the inner cavity is used for accommodating the circuit board 2. One of the side surfaces of the collecting part 12 is provided with a through hole for exposing the camera 5, the side surface provided with the through hole can be called as a collecting end surface, the through hole for the camera 5 to pass through is positioned in the center of the end surface, the light source 3 is also positioned on the end surface and is arranged on the periphery of the camera 5, and the light source 3 is used for providing light rays required by the camera 5 for collecting images. The cylindrical light shield 4 covers the light source 3 and the camera 5, two ends of the cylindrical light shield are communicated, one end of the cylindrical light shield is fixed on the collecting end face of the collecting part 12, the light source 3 and the camera 5 are surrounded in the cylindrical light shield, the other end of the cylindrical light shield extends out of the collecting end and is provided with an opening for the face of a tested person to be clamped in, and the end of the cylindrical light shield 4 is provided with a boss 6 for bearing the tongue body of the tested person to extend out. The light shield 4 has the second function, firstly, the light shield shields the ambient light, so that the light in the light shield 4 is provided by the light source 3, the measured object (tongue) is always in the condition of the constant light source 3 in the acquisition process, and the influence of the intensity of the ambient light on the acquired tongue image is reduced; secondly, the position of the tongue body of the person to be measured is limited by combining the boss 6, and the distance between the boss 6 and the camera 5 determines the area proportion and the integrity of the tongue body in the tongue body image shot by the camera 5. In this embodiment, the distance between the boss 6 and the camera 5 is preferably 80-120 mm.

The light source 3 preferably has a color temperature of 5000K, a color rendering index > 90%, and an illumination of 2000 Lux. The camera 5 is preferably a camera with more than 800 ten thousand pixels. The upper computer 8 can be a PC terminal with a data processing function or a mobile phone or a cloud server with built-in relevant data processing software, and the upper computer 8 is mainly used for processing and analyzing the tongue body image acquired by the camera 5 to obtain a tongue diagnosis analysis result.

In this embodiment, the control module 22 may adopt an STC15F412 single chip microcomputer, and is connected to the communication module 21, the light source 3, and the camera 5, respectively, and transmits data to the upper computer 8 through the communication module 21, receives a control instruction of the upper computer 8, and realizes adjustment of the camera 5 and the light source 3, and at the same time, the camera 5 transmits a tongue image to the upper computer 8 through the communication module 21, so that the upper computer 8 performs image processing and analysis on the tongue image. The communication module 21 may adopt at least one of a USB interface circuit, a bluetooth module, or a WIFI module, wherein the USB interface circuit includes a USB interface 211 disposed on the housing 1. When a USB interface circuit is used, the USB interface 211 may also be used as a power supply socket to supply power to the electronic devices in the housing 1. When wireless communication modes such as a Bluetooth module or a WIFI module are adopted, a dry battery or a storage battery is preferably arranged in the tongue endoscope for power supply.

During the use, the utility model discloses a tongue speculum is fixed in on supporting platform (like the desktop), the user (measured person self or other people, like the doctor, following all describe as user subject with the doctor) accessible hand switch starts this tongue speculum, make light source 3 and camera 5 open, communication module 21 is connected with host computer 8, it gathers lens hood 4 to be measured person face, and stretch out the tongue body to boss 6 on, camera 5 automatic focusing and gather tongue body image, then send to host computer 8 through communication module 21 and carry out image processing and analysis can. The upper computer 8 can correspondingly output instructions of adjusting the light source 3 or reacquiring the tongue body image and the like according to the tongue body image so as to further improve the tongue body image and the like.

The tongue speculum of the utility model has simple structure, small volume and low cost. And the utility model discloses in the use, by the person only need remove the head and stretch out the tongue body arrange in on the boss 6 can, light environment setting, image acquisition, data upload the process by the automatic completion of tongue speculum, do not need user and by the person who is measured to do other operations again, consequently the utility model discloses it is more convenient to use, is fit for doing comprehensive popularization and application in hospital and family.

In a preferred embodiment, a pressure sensor is arranged on one side of the supporting tongue body on the boss 6, the pressure sensor is connected with the control module 22 of the circuit board 2, and when the tongue body is arranged on the supporting side, the pressure sensor sends a pressure signal to the control module 22 to trigger the circuit board 2 to start, so that the self-starting function of the tongue endoscope is realized.

In a preferred embodiment, the tongue endoscope further comprises a speaker 9 connected to the control module 22, wherein the speaker 9 is used for outputting prompt voices, such as "please extend the tongue a little further", "image capture starts to capture successfully", "image capture succeeds", and the like, to prompt the user and the tested person to do corresponding actions.

In a preferred embodiment, the light shield 4 is a conical cylinder, the large diameter end of the conical cylinder is located far away from the collecting part 12, and the camera 5 is located in the small diameter end of the conical cylinder.

The end of the light shield 4 extending out of the collecting part 12 needs to be clamped into the face of the person to be tested, and the end at least needs to surround the periphery of the lip when the end is expanded to extend out of the tongue body, so that the tongue body can be completely isolated from the ambient light and the image of the tongue body can be collected. In the actual processing and manufacturing process, because the volumes of the light source 3, the camera 5 and the circuit board 2 are small and exquisite, the caliber of one end of the conical cylinder fixed with the acquisition part 12 can be correspondingly reduced, and only the camera 5 and the light source 3 are required to be enclosed, so that the whole volume of the acquisition part 12 is reduced, and the purpose of saving material cost is realized. In the present embodiment, the collecting part 12 of the tongue endoscope can be correspondingly reduced to a disc shape with a diameter of about 100 mm and a thickness of 15 mm, thereby greatly saving material cost.

In a preferred embodiment, as shown in fig. 4, the light shielding cover 4 includes a light guiding layer 43, a reflecting layer 42 and a light shielding layer 41 sequentially attached from inside to outside, the light source 3 includes a plurality of light emitting devices 31 uniformly arranged around the camera 5, and the light emitting devices 31 are disposed in the light guiding layer 43.

In this embodiment, the light shielding layer 41 is a dark coating layer, and functions to shield external light from entering the light shielding cover 4. The light guide layer 43 is connected with the light emitting element 31, and when the light emitting element 31 emits light, the light guide layer 43 can transmit the light to other positions of the light guide layer 43; the light source 3 includes a plurality of light emitting elements 31 uniformly arranged around the camera 5, so as to ensure that all positions of the light guiding layer 43 achieve sufficient brightness, wherein the light emitting elements 31 may be light emitting diodes, LED lamps, or the like. The light guide layer 43 may be made of PC (polycarbonate) material, PMMA (polymethyl methacrylate) material, PS (polystyrene) material, or the like. The reflective layer 42 is made of reflective materials such as reflective coating and aluminum foil, and can be a mesh structure composed of a plurality of reflective dots, each reflective dot can reflect light, and the area of the emission dot from the light emitting element 31 to the direction far away from the collecting end is gradually increased, so that the brightness in the whole light shield 4 is uniform. The light guide layer 43 reflects the light emitted toward the outside of the shade 4 back into the cavity of the shade 41 to reduce the light loss. The structure of the light shield 4 is matched with the light source 3, and the interior of the light shield can emit uniform light which irradiates the tongue body from the periphery, so that shadows influencing the image quality are avoided from being generated on the tongue body. At the same time, the number of light emitting elements 31 is correspondingly reduced, and the overall power consumption is reduced. The edge of the large-diameter end of the light shielding layer 41 is provided with an arc chamfer to prevent the face of the tested person from being cut.

In a preferred embodiment, the light guide layer 43 is made of acrylic material.

In this embodiment, acrylic material is polymethyl methacrylate, and the abbreviation code is PMMA, commonly called organic glass, and it has high universality, the luminousness reaches more than 90%, and mechanical strength is high, toughness is good and have the electrical insulation of preferred, can satisfy the utility model discloses the light conduction requirement of tongue speculum, and it is lower to compare PC (polycarbonate) material cost.

In a preferred embodiment, as shown in fig. 4, a prism layer 44 is disposed on the inner side of the light guiding layer 43, and the prism layer 44 includes a plurality of prism sheets arranged in an array, and the prism sheets can be long prisms or tapered prisms.

In this embodiment, after entering the light guide layer 43, the light of the light source is reflected by the reflection layer 42 and then emitted into the light shield, and the prism layer 44 is disposed on the inner side of the light guide layer 43 to increase the directivity of the emitted light, thereby improving the luminance of the light in the light shield. The prism can be made of polyester, polycarbonate, etc., and has a vertex angle of 90-110 deg.

In a preferred embodiment, as shown in FIG. 3, the boss 6 has a lower lip shelf 61 perpendicular to the central axis of the cone and a tongue bearing surface 62 disposed at an acute angle to the shelf.

In this embodiment, the boss 6 is fixed at the end of the light shield 4 far from the end of the collecting part 12, is located at the bottom of the opening of the end, and has an inclined plane and a right-angle plane of a right-angle triangular prism, wherein the lower lip grid blocking surface 61 is equivalent to the right-angle plane and is perpendicular to the central axis of the conical cylinder body, so as to block the lower lip when the tested person stretches out the tongue body onto the tongue body bearing surface 62; the tongue support surface 62 is equivalent to an inclined surface, which faces the direction of the camera 5 in the lens hood 4 obliquely, and supports the tongue for the camera 5 to acquire the tongue image. The tongue support surface 62 of the boss 6 may be provided with a pressure sensor.

In a preferred embodiment, the tongue endoscope further comprises a distance measuring sensor connected to the control module 22, the distance measuring sensor is located in the light shield 4, a distance measuring reference axis of the distance measuring sensor is perpendicular to the tongue supporting surface 62, and is used for measuring a distance between the distance measuring sensor and the tongue surface and transmitting the distance to the upper computer 8, the upper computer 8 can judge the fat and thin degree of the tongue body according to the detected distance and an original distance between the distance measuring sensor and the tongue supporting surface 62, and the tongue image is matched to obtain a more accurate tongue diagnosis result.

In a preferred embodiment, as shown in fig. 3, the tongue endoscope further comprises a replaceable spacer 7 matched with the shape of the boss 6, and the replaceable spacer 7 is detachably connected with the boss 6.

The replaceable spacer 7 is a bending structure matched with the shape of the boss 6, the lower lip grid blocking surface 61 and the tongue body bearing surface 62 of the boss 6 are covered below the replaceable spacer, and the bending angle of the replaceable spacer can be clamped on the boss 6. Each tongue endoscope can be provided with a plurality of replaceable spacers 7, and one person can replace one spacer, so that the tongue endoscope is more sanitary and prevents diseases from spreading.

In a preferred embodiment, as shown in fig. 1 and 2, the fixed support 11 comprises a base 111 for connecting the support plane and a connecting rod 112 for connecting the acquisition portion 12 to the base 111, the connecting rod 112 being adjustable in height.

In this embodiment, the supporting plane refers to a platform such as a table top, and the fixing bracket 11 is used to fix the collecting part 12 at the upper end thereof. The base 111 can be a disk body with an area far larger than that of the acquisition part 12, the disk body can not be fixed with a support plane, and the tongue speculum can be prevented from toppling over, or a sucker is arranged at the bottom of the base or the base is detachably connected with the support platform in a screw mode or the like; or directly fixed on the supporting platform. The height of the connecting rod 112 is adjustable to adapt to testees with different heights.

The utility model discloses still provide a tongue diagnosis system, as shown in fig. 1, fig. 2 and fig. 5, this tongue diagnosis system includes as above arbitrary embodiment tongue speculum and host computer 8, host computer 8 includes the communication port of being connected with the tongue speculum and is used for the data processing module according to the tongue body image output image analysis result that the tongue speculum gathered.

In this embodiment, the tongue endoscope at least comprises a housing 1, and a circuit board 2, a light source 3, a light shield 4 and a camera 5 which are arranged on the housing 1; the circuit board 2 comprises a control module 22 connected with the light source 3 and the camera 5 and a communication module 21 connected with the upper computer 8;

the shell 1 comprises a fixed support 11 and a collecting part 12 arranged at the upper end of the fixed support 11, the camera 5, the light shield 4 and the light source 3 are all positioned on the same side surface of the collecting part 12, the light shield 4 is cylindrical and covers the light source 3 and the camera 5, and one end of the light shield 4, which is far away from the collecting part 12, is provided with a boss 6 for bearing the tongue body of a tested person; the camera 5 is used for collecting tongue images of the person to be measured and transmitting the tongue images to the upper computer 8 through the communication module 21.

In this embodiment, the upper computer 8 can be a PC terminal, a mobile phone or a cloud server, and therefore, the tongue diagnosis mirror can be applied to hospitals, families, or even individuals, and it divides two functional plates for image acquisition and data analysis into two individuals to be completed respectively.

It should be noted that the above is only the partial or preferred embodiments of the present invention, and no matter the characters or drawings can not limit the protection scope of the present invention, all the equivalent structure changes made by the contents of the specification and drawings or the direct/indirect application in other related technical fields are included in the protection scope of the present invention.

Claims

1. The tongue endoscope is characterized by comprising a shell, a circuit board, a light source, a light shield and a camera, wherein the circuit board, the light source, the light shield and the camera are arranged on the shell; the circuit board comprises a control module connected with the light source and the camera and a communication module used for being connected with an upper computer;

2. The tongue endoscope of claim 1, wherein said light shield is a cone-shaped cylinder, and the large-diameter end of said cone-shaped cylinder is located away from said collecting part.

3. The tongue speculum of claim 2, wherein the light shield comprises a light guide layer, a reflective layer and a light shield layer which are sequentially attached from inside to outside, and the light source comprises a plurality of light emitting elements which are uniformly arranged around the camera and are arranged in the light guide layer.

4. The tongue endoscope of claim 3, wherein said light guide layer is made of acrylic material.

5. The tongue endoscope of claim 4, wherein the prism layer is disposed on the inner side of the light guide layer, and the prism layer comprises a plurality of prism sheets arranged in an array.

6. The tongue speculum of claim 2, wherein said boss has a lower lip shelf perpendicular to the central axis of said conical cylinder, and a tongue bearing surface disposed at an acute angle to said shelf.

7. The tongue endoscope of claim 6, further comprising a replaceable spacer that is shaped to fit the boss, wherein the replaceable spacer is removably connected to the boss.

8. The tongue endoscope according to any one of claims 1-7, wherein said fixing support comprises a base for connecting a support plane and a connecting rod connecting said acquisition part and base, said connecting rod being height adjustable.

9. A tongue diagnosis system comprising a tongue endoscope according to any one of claims 1-8 and an upper computer, wherein the upper computer comprises a communication port connected with the tongue endoscope and a data processing module for outputting image analysis results according to tongue body images acquired by the tongue endoscope.