CN112237414A - Noninvasive gastroscope guiding device - Google Patents
Noninvasive gastroscope guiding device Download PDFInfo
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- CN112237414A CN112237414A CN202011124721.5A CN202011124721A CN112237414A CN 112237414 A CN112237414 A CN 112237414A CN 202011124721 A CN202011124721 A CN 202011124721A CN 112237414 A CN112237414 A CN 112237414A
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- A—HUMAN NECESSITIES
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- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/273—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
- A61B1/2736—Gastroscopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/01—Guiding arrangements therefore
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
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Abstract
The invention discloses a non-invasive gastroscope guiding device which comprises a first part and a second part, wherein the first part can be contacted with the oral cavity of a patient, the second part is not contacted with the oral cavity of the patient, the first part and the second part are detachably connected, so that the first part is a disposable product, and the second part can be repeatedly used; the first part comprises a first shell, and the first shell consists of a first hard pipeline; the second part comprises a second shell, the second shell is composed of a first cross section, a second rigid pipeline and a second cross section, and the first cross section and the second cross section are respectively located at two ends of the second rigid pipeline. The noninvasive gastroscope guiding device disclosed by the invention can greatly improve the user experience.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to the technical field of medical instruments of a noninvasive gastroscope guiding device.
Background
Along with the faster and faster pace of life, the diet time of people is often unfixed and shorter, and the types of diet often do not meet the dietary requirements, so that the occurrence frequency of stomach diseases is higher and higher, and the patients are younger and younger.
When the stomach of a patient is untimely, the patient usually needs to go to a hospital for gastroscopy. However, the existing gastroscopes have poor experience for patients due to the design limitation of the device, and patients often feel nausea and cannot tolerate particularly when the front section of the gastroscope is put into the deep mouth of the patient. For adults, this short-term pain can be tolerated, but for children, because of their younger age and poorer tolerance, it is often the case that patients refuse gastroscopy by the doctor, or because of the poor fitting ability of children, the gastroscopy procedure is more time-consuming, thus increasing the pain of younger patients. In the prior art, no effective measures are taken for the situation.
Disclosure of Invention
In order to solve the problem of poor user experience caused by the gastroscopy operation, the invention provides a non-invasive gastroscopy guiding device which is characterized by comprising a first part and a second part, wherein the first part can be in contact with the oral cavity of a patient, the second part is not in contact with the oral cavity of the patient, the first part and the second part are detachably connected, so that the first part is a disposable product, and the second part can be repeatedly used; the first part comprises a first shell, and the first shell consists of a first hard pipeline; the second part comprises a second shell, the second shell is composed of a first cross section, a second rigid pipeline and a second cross section, and the first cross section and the second cross section are respectively located at two ends of the second rigid pipeline.
The top end of the first section is provided with an inlet hole for the entry of a noninvasive gastroscope, the second section is in a circular ring shape, the circular ring-shaped hollow part is used for the entry of the noninvasive gastroscope, and the circular ring-shaped annular part is connected with the first rigid pipeline; the two ends of the first rigid pipeline are used for entering the noninvasive gastroscope, the central axis of the first rigid pipeline is collinear with the central axis of the second rigid pipeline, and the diameter of the circular section of the first rigid pipeline is smaller than that of the second rigid pipeline.
The detachable connection is realized by a buckle.
The first hard pipeline has a hollow structure, and the second hard pipeline has a non-hollow structure.
The second hard pipeline comprises a first adaptation area, a liquid taking area and a second adaptation area which are sequentially arranged; the first accommodation region has a hollow structure for adjusting the angle of travel of the non-invasive gastroscope in the second rigid conduit after the non-invasive gastroscope enters the second rigid conduit from the access hole; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged, the first gate is adjacent to the first adaptation area, the second gate is adjacent to the second adaptation area, a first pressure sensor is arranged on the first gate, a second pressure sensor is arranged on the second gate, when the non-invasive gastroscope travels from the first adaptation zone to the access zone touching the first gate, the first pressure sensor detects a first pressure, the first gate realizes the opening action, so that the liquid in the liquid storage area slowly flows out to the first adaptation area, and the noninvasive gastroscope is fully stained with the stored liquid, the second pressure sensor detects a second pressure when the non-invasive gastroscope is advanced to the second gate, the second gate effects a gate opening action such that the non-invasive gastroscope travels from the fluid access zone to the second adaptation zone; the second adaptation district is provided with the camera, the camera is shot in real time the image of creating the gastroscope of non-wound, the second adaptation district is used for adjusting the angle of travel of creating the gastroscope makes it follow hollow portion gets into first rigid pipeline.
The first gate is composed of two movable assemblies, and when the first gate realizes the opening action, the two movable assemblies are respectively opened towards opposite directions, so that the first valve is opened from the middle.
The second gate is formed by a movable assembly which moves downwardly when the second gate effects an opening action so that the second gate opens from an upper portion adjacent the access aperture.
The liquid in the liquid extraction zone is an edible lubricant.
The edible lubricant has a fruity flavor and is transparent.
The liquid extraction zone further comprises a cover body located at the upper part, and the lubricant can be poured into the liquid extraction zone through the cover body.
The noninvasive gastroscope comprises an intelligent lens part and a traction part connected with the intelligent lens part; the intelligent lens part comprises a cylindrical body, a cylindrical camera and a cylindrical projector; the cylindrical body comprises a first round surface, a first side surface and a second round surface, and the second round surface is fixedly connected with the traction part; the cylindrical camera comprises a third round surface, a second side surface and a fourth round surface, the third round surface is used for realizing a shooting function, the second side surface and the fourth round surface are positioned in the cylindrical body, and the third round surface is coplanar with the first round surface; the cylindrical projector comprises a fifth circular surface, a third circular surface and a sixth circular surface, wherein the fifth circular surface is used for realizing a projection function, the third circular surface and the sixth circular surface are positioned in the cylindrical body in a first state, the fifth circular surface is coplanar with the first circular surface, the sixth circular surface is positioned in the cylindrical body in a second state, a part of the third circular surface is positioned in the cylindrical body, the fifth circular surface is not coplanar with the first circular surface, and the cylindrical projector realizes the transition from the first state to the second state or the transition from the second state to the first state through spinning.
The intelligent lens part also comprises a microcontroller, the microcontroller is arranged in the cylindrical body, and the microcontroller is connected with the traction part, the cylindrical camera and the cylindrical projector; the microcontroller is used for controlling the spin of the cylindrical projector, processing the signal received by the traction part and outputting the processed signal to the cylindrical projector; the microcontroller is used for receiving the video information from the cylindrical camera and controlling the spin of the cylindrical projector based on the video information, and the microcontroller also transmits the video information back to a display device in wireless communication connection with the microcontroller.
The microcontroller outputs a signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, at the moment, the cylindrical projector works in a first state, and the cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller; the microcontroller distinguishes the video information based on a first mode to obtain a result of whether the intelligent lens part reaches a preset position, if the intelligent lens part does not reach the preset position, the microcontroller continues to output a signal received from the traction part to the cylindrical projector according to a default mode after first preset processing, the cylindrical projector still works in the first state, if the intelligent lens part reaches the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector according to a lifting mode after second preset processing, the cylindrical projector is controlled to spin to further enable the cylindrical projector to be switched from the first state to the second state, and at the moment, the cylindrical projector works in the second state.
The cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller, the microcontroller analyzes the video information based on a first mode to obtain the result of whether the intelligent lens part leaves the preset position or not, if the microcontroller does not leave the preset position, the microcontroller continuously outputs the signal received from the traction part to the cylindrical projector after second preset processing according to the lifting mode, and the cylindrical projector still works in the second state, if the cylindrical projector leaves the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, and controlling the cylindrical projector to spin so as to switch from the second state to the first state, wherein the cylindrical projector works in the first state.
The signal intensity output to the cylindrical projector after the first preset processing in the default mode is much smaller than the signal intensity output to the cylindrical projector after the second preset processing in the boost mode.
The first mode includes the steps of:
(1) cutting the video information into a plurality of images;
(2) screening the images based on the pixels of each image, eliminating the images which do not meet the requirements, and forming an image set which meets the requirements;
(3) extracting features of each image in the image set on a red channel, features of each image on a green channel and features of each image on a blue channel through an intelligent algorithm, respectively substituting the three features into an established red channel model, a green channel model and a blue channel model, and outputting results of the three models;
(4) the results of the three models are added, and if the value is 2 or more, it is determined that the predetermined position is reached or the predetermined position is not left.
The step of eliminating the images which do not meet the requirements specifically comprises the following steps: initializing an empty image set, and judging whether a pixel value A of one of the plurality of images satisfies the following formula: 2000< A < -200, if yes, putting the image into the image set, and updating the pixel value A of the image to 255, if not, rejecting the image.
Obtaining the red channel model, the green channel model and the blue channel model by: acquiring a plurality of sample images, wherein the sample images are images shot by the cylindrical camera after reaching a preset position; and for each sample image, respectively extracting features of the sample image on a red channel, features on a green channel and features on a blue channel through an intelligent algorithm, and training based on the three features to obtain a red channel model, a green channel model and a blue channel model, so that the model outputs 0 or 1.
The intelligent algorithm is an LBP algorithm.
The beneficial technical effects obtained by the invention are as follows:
1. the traditional pure manual putting mode is changed, and the set guide mechanism enables the user experience to be better;
2. the sensor, the gate and the lubricating liquid are linked, so that the gastroscope can be more easily accessed;
3. the disposable design of the buccal side and the re-usability of the second part balance economic cost and safety;
4. the intelligent lens part designed in a matched manner realizes spin and high-power irradiation only at a preset position, reduces energy use and lightens the influence of equipment on internal organs;
5. based on the intelligent control of the video information, the matched intelligent control after the guiding device is adopted is realized.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. In the drawings, like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a block diagram of a non-invasive gastroscopic guide apparatus of the present invention;
FIG. 2 is a block diagram of a first cross-section of the present invention;
FIG. 3 is a block diagram of a second cross-section of the present invention;
fig. 4 is a structural view of the smart lens part of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments thereof; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
Hereinafter, embodiments of the inventive concept will be described as follows with reference to the accompanying drawings.
The inventive concept may, however, be illustrated in many different forms and should not be construed as limited to the specific embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Throughout the specification, it will be understood that when an element such as a layer, region or wafer (substrate) is referred to as being "on," "connected to" or "bonded to" another element, it can be directly on, connected to or bonded to the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there may be no other elements or layers intervening therebetween. Like numbers refer to like elements throughout. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be apparent that, although the terms "first," "second," "third," etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
For convenience in description, spatially relative terms (e.g., "above …," "above …," "below …," and "below …," etc.) may be used herein to describe one element's relationship to one or more other elements as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other elements or features would then be oriented "below" or "beneath" the other elements or features. Thus, the term "above …" can encompass both an orientation of "above …" and "below …" depending on the particular orientation of the device in the drawings. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the inventive concept. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or combinations, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or combinations.
Hereinafter, embodiments of the inventive concept will be described with reference to schematic diagrams illustrating embodiments of the inventive concept. In the drawings, for example, an ideal shape of the assembly is shown. However, due to manufacturing techniques and/or tolerances, the components may be manufactured with modified shapes relative to those shown. Accordingly, embodiments of the inventive concept should not be construed as limited to the particular shapes of parts illustrated herein but are to be more generally construed to include deviations in shapes that result from manufacturing processes and from non-ideal factors. The inventive concept may also be comprised of one or a combination of the various embodiments shown and/or described herein.
The contents of the inventive concept described below may have various configurations. Only illustrative configurations have been shown and described herein, the inventive concept is not so limited and should be construed to extend to all suitable configurations.
The first embodiment.
Please refer to fig. 1-4.
A non-invasive gastroscopic guide apparatus comprising a first part contactable with a patient's mouth and a second part not contactable with the patient's mouth, said first part and said second part being detachably connected so that said first part is disposable and said second part is reusable; the first part comprises a first shell, which is composed of a first hard pipe 1; the second part comprises a second shell, the second shell is composed of a first section 2, a second rigid pipeline 3 and a second section 4, and the first section 2 and the second section 4 are respectively positioned at two ends of the second rigid pipeline 3.
By providing two separate parts, the safety, hygiene and economic costs are balanced, making the invention easier to convert and produce. And the rigid pipeline that sets up for the patient can open the throat when biting first part, avoids not adopting any guiding device and the mouth angle of opening and shutting that produces among the prior art not enough and thus lead to the problem that can't carry, and the user can be through gnawing the first part hard and alleviate uncomfortable sense.
The top end of the first section 2 is provided with an inlet hole for the entry of a noninvasive gastroscope, the second section 4 is in a ring shape, the hollow part of the ring shape is used for the entry of the noninvasive gastroscope, and the ring-shaped part of the ring shape is connected with the first rigid pipeline 1; both ends of the first rigid pipeline 1 are used for entering the noninvasive gastroscope, the central axis of the first rigid pipeline 1 is collinear with the central axis of the second rigid pipeline 3, and the diameter of the circular section of the first rigid pipeline 1 is smaller than that of the second rigid pipeline 3.
Considering that the noninvasive gastroscope has weight and the connecting line of the noninvasive gastroscope generally has radian, the access hole is arranged at the top end to facilitate the stretching of the noninvasive gastroscope, and the subsequent adhesion of lubricant can be facilitated, so that all components of the noninvasive gastroscope can be fully stained with lubricating liquid. Similarly, the collinear central axis is designed to facilitate the advancement of the non-invasive gastroscope and to enable it to be filled with fluid.
The detachable connection is realized by a buckle.
The first rigid conduit 1 has a hollow structure and the second rigid conduit 3 has a non-hollow structure.
The second hard pipeline 3 comprises a first adaptation area, a liquid taking area and a second adaptation area which are sequentially arranged; the first adaptation zone has a hollow structure for adjusting the angle of travel of the non-invasive gastroscope in the second rigid tube 3 after the non-invasive gastroscope has entered from the access hole into the second rigid tube 3; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged, the first gate is adjacent to the first adaptation area, the second gate is adjacent to the second adaptation area, a first pressure sensor is arranged on the first gate, a second pressure sensor is arranged on the second gate, when the non-invasive gastroscope travels from the first adaptation zone to the access zone touching the first gate, the first pressure sensor detects a first pressure, the first gate realizes the opening action, so that the liquid in the liquid storage area slowly flows out to the first adaptation area, and the noninvasive gastroscope is fully stained with the stored liquid, the second pressure sensor detects a second pressure when the non-invasive gastroscope is advanced to the second gate, the second gate effects a gate opening action such that the non-invasive gastroscope travels from the fluid access zone to the second adaptation zone; be provided with the camera in the second adaptation district, the camera shoots in real time the image of noninvasive gastroscope, the second adaptation district is used for adjusting the angle of travel of noninvasive gastroscope makes it follow hollow portion gets into first rigid pipeline 1.
The liquid district is got in original design for through the linkage of sensor, gate, can be stained with noninvasive gastroscope and be full of emollient, very big improvement swallowability, and then make the very big promotion of patient's user experience. The design of first adaptation district is for better make noninvasive gastroscope can be the most sticky lubricant, and the design of second adaptation district and camera makes the doctor aim at the first portion, and then convenient realization is marchd.
The first gate is composed of two movable assemblies, and when the first gate realizes the opening action, the two movable assemblies are respectively opened towards opposite directions, so that the first valve is opened from the middle.
The second gate is formed by a movable assembly which moves downwardly when the second gate effects an opening action so that the second gate opens from an upper portion adjacent the access aperture.
The different designs of the first and second gates are set taking into account the curvature of the connecting line of the non-invasive gastroscope itself and the path it needs to travel within the device.
The liquid in the liquid extraction zone is an edible lubricant.
The edible lubricant has a fruity flavor and is transparent.
According to the age and sex of patients, different kinds of lubricants can be selected, for example, children can select sweet, so that the user acceptance can be greatly improved.
The liquid extraction zone further comprises a cover body located at the upper part, and the lubricant can be poured into the liquid extraction zone through the cover body.
The design of lid has made things convenient for the pouring into of liquid to make the washing become possible, and then satisfy reuse's requirement.
The noninvasive gastroscope comprises an intelligent lens part and a traction part connected with the intelligent lens part; the intelligent lens part comprises a cylindrical body, a cylindrical camera and a cylindrical projector; the cylindrical body comprises a first round surface 5, a first side surface and a second round surface, and the second round surface is fixedly connected with the traction part; the cylindrical camera comprises a third round surface 6, a second side surface and a fourth round surface, wherein the third round surface 6 is used for realizing a shooting function, the second side surface and the fourth round surface are positioned in the cylindrical body, and the third round surface 6 is coplanar with the first round surface; the cylindrical projector comprises a fifth circular surface 7, a third side surface and a sixth circular surface, wherein the fifth circular surface 7 is used for realizing a projection function, the third side surface and the sixth circular surface are positioned inside the cylindrical body in a first state, the fifth circular surface 7 is coplanar with the first circular surface, the sixth circular surface is positioned inside the cylindrical body in a second state, a part of the third side surface is positioned inside the cylindrical body, the fifth circular surface 7 is not coplanar with the first circular surface, and the cylindrical projector realizes the transition from the first state to the second state or the transition from the second state to the first state through spinning.
In order to facilitate swallowing, the intelligent lens part needs to be designed to be relatively small, and due to the lubricating liquid in the application, the intelligent lens is required to be regular in shape in order to enable the lubricating liquid to be sufficiently adhered to the noninvasive gastroscope. Therefore, in order to cooperate with the guide device of the application, a cylindrical body, a camera and a projector are designed. However, the projector can adjust the operation state by spinning, considering that the camera needs enough light to photograph.
The intelligent lens part also comprises a microcontroller, the microcontroller is arranged in the cylindrical body, and the microcontroller is connected with the traction part, the cylindrical camera and the cylindrical projector; the microcontroller is used for controlling the spin of the cylindrical projector, processing the signal received by the traction part and outputting the processed signal to the cylindrical projector; the microcontroller is used for receiving the video information from the cylindrical camera and controlling the spin of the cylindrical projector based on the video information, and the microcontroller also transmits the video information back to a display device in wireless communication connection with the microcontroller.
The micro-controller controls the spin time, so that the gastroscope has the smallest volume when not reaching the stomach, is easy to move forward and stick mucus, and increases the volume when reaching the stomach, thereby improving the irradiation degree and the shooting effect.
The microcontroller outputs a signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, at the moment, the cylindrical projector works in a first state, and the cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller; the microcontroller distinguishes the video information based on a first mode to obtain a result of whether the intelligent lens part reaches a preset position, if the intelligent lens part does not reach the preset position, the microcontroller continues to output a signal received from the traction part to the cylindrical projector according to a default mode after first preset processing, the cylindrical projector still works in the first state, if the intelligent lens part reaches the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector according to a lifting mode after second preset processing, the cylindrical projector is controlled to spin to further enable the cylindrical projector to be switched from the first state to the second state, and at the moment, the cylindrical projector works in the second state.
The cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller, the microcontroller analyzes the video information based on a first mode to obtain the result of whether the intelligent lens part leaves the preset position or not, if the microcontroller does not leave the preset position, the microcontroller continuously outputs the signal received from the traction part to the cylindrical projector after second preset processing according to the lifting mode, and the cylindrical projector still works in the second state, if the cylindrical projector leaves the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, and controlling the cylindrical projector to spin so as to switch from the second state to the first state, wherein the cylindrical projector works in the first state.
Through the discernment of image, can judge the position of cylindrical camera, and then whether reachs and needs the highlight and can increase the volume to under the condition of guarantee user comfort level, satisfy the quality to the shooting image simultaneously.
The signal intensity output to the cylindrical projector after the first preset processing in the default mode is much smaller than the signal intensity output to the cylindrical projector after the second preset processing in the boost mode.
When the stomach is not reached, no strong light is needed, so that the electric energy is saved, and the influence of the gastroscope on the internal organs is reduced.
The first mode includes the steps of:
(1) cutting the video information into a plurality of images;
(2) screening the images based on the pixels of each image, eliminating the images which do not meet the requirements, and forming an image set which meets the requirements;
(3) extracting features of each image in the image set on a red channel, features of each image on a green channel and features of each image on a blue channel through an intelligent algorithm, respectively substituting the three features into an established red channel model, a green channel model and a blue channel model, and outputting results of the three models;
(4) the results of the three models are added, and if the value is 2 or more, it is determined that the predetermined position is reached or the predetermined position is not left.
A staged algorithm is designed, and because the purpose of the application is to determine whether the predetermined position is reached, many complicated algorithms for considering whether the patient is ill or not are not needed as in the prior art, and the algorithm required by the application is an algorithm capable of rapidly and accurately determining whether the predetermined position is reached.
The step of eliminating the images which do not meet the requirements specifically comprises the following steps: initializing an empty image set, and judging whether a pixel value A of one of the plurality of images satisfies the following formula: 2000< A < -200, if yes, putting the image into the image set, and updating the pixel value A of the image to 255, if not, rejecting the image.
The-2000 to-200 designs are determined by the present invention based on actual photographs taken by conventional cameras, and the results may vary from equipment to equipment.
Obtaining the red channel model, the green channel model and the blue channel model by: acquiring a plurality of sample images, wherein the sample images are images shot by the cylindrical camera after reaching a preset position; and for each sample image, respectively extracting features of the sample image on a red channel, features on a green channel and features on a blue channel through an intelligent algorithm, and training based on the three features to obtain a red channel model, a green channel model and a blue channel model, so that the model outputs 0 or 1.
The sample images may be screened from a library of pictures of previously diagnosed patients. Further, the sample images can be classified based on the age, sex, etc. of the patient, and then different models that can be used by users of different types can be designed, thereby improving the accuracy of identification.
The intelligent algorithm is an LBP algorithm.
The LBP algorithm is a common method and will not be described herein.
The noninvasive gastroscope guiding device disclosed by the invention changes the traditional pure manual putting mode, and the arranged guiding mechanism enables the user experience to be better; the sensor, the gate and the lubricating liquid are linked, so that the gastroscope can be more easily accessed; the disposable design of the buccal side and the re-usability of the second part balance economic cost and safety; the intelligent lens part designed in a matched manner realizes spin and high-power irradiation only at a preset position, reduces energy use and lightens the influence of equipment on internal organs; based on the intelligent control of the video information, the matched intelligent control after the guiding device is adopted is realized.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. It is therefore intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this invention. The above examples are to be construed as merely illustrative and not limitative of the remainder of the disclosure. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (8)
1. A non-invasive gastroscopic guide apparatus comprising a first part contactable with a patient's mouth and a second part not contactable with the patient's mouth, said first part and said second part being detachably connected so that said first part is disposable and said second part is reusable; the first part comprises a first shell, and the first shell consists of a first hard pipeline; the second part comprises a second shell, the second shell is composed of a first cross section, a second rigid pipeline and a second cross section, and the first cross section and the second cross section are respectively located at two ends of the second rigid pipeline.
2. The non-invasive gastroscope guide apparatus according to claim 2, characterised in that the top end of the first section has an access hole for the entry of a non-invasive gastroscope, the second section is in the shape of a circular ring, the hollow part of which is used for the entry of a non-invasive gastroscope, and the annular part of which is connected with the first rigid conduit; the two ends of the first rigid pipeline are used for entering the noninvasive gastroscope, the central axis of the first rigid pipeline is collinear with the central axis of the second rigid pipeline, and the diameter of the circular section of the first rigid pipeline is smaller than that of the second rigid pipeline.
3. The non-invasive gastroscopic guide apparatus according to claim 2 in which the detachable connection is by a snap fit.
4. The non-invasive gastroscope guide apparatus according to claim 3, wherein the first rigid conduit has a hollow configuration and the second rigid conduit has a non-hollow configuration.
5. The non-invasive gastroscope guidance device according to claim 4, characterized in that the second rigid conduit comprises a first adaptation zone, a liquid extraction zone, a second adaptation zone arranged in sequence; the first accommodation region has a hollow structure for adjusting the angle of travel of the non-invasive gastroscope in the second rigid conduit after the non-invasive gastroscope enters the second rigid conduit from the access hole; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged, the first gate is adjacent to the first adaptation area, the second gate is adjacent to the second adaptation area, a first pressure sensor is arranged on the first gate, a second pressure sensor is arranged on the second gate, when the non-invasive gastroscope travels from the first adaptation zone to the access zone touching the first gate, the first pressure sensor detects a first pressure, the first gate realizes the opening action, so that the liquid in the liquid storage area slowly flows out to the first adaptation area, and the noninvasive gastroscope is fully stained with the stored liquid, the second pressure sensor detects a second pressure when the non-invasive gastroscope is advanced to the second gate, the second gate effects a gate opening action such that the non-invasive gastroscope travels from the fluid access zone to the second adaptation zone; the second adaptation district is provided with the camera, the camera is shot in real time the image of creating the gastroscope of non-wound, the second adaptation district is used for adjusting the angle of travel of creating the gastroscope makes it follow hollow portion gets into first rigid pipeline.
6. The non-invasive gastroscopic guide apparatus according to claim 5 in which the first shutter is constituted by two movable components which open in opposite directions respectively when the first shutter effects the opening action, so that the first valve opens from the middle.
7. The non-invasive gastroscopic guide apparatus according to claim 6 in which the second valve is constituted by a movable assembly which moves downwardly when the second valve effects an opening action so that the second valve opens from an upper portion adjacent the access aperture.
8. The non-invasive gastroscopic guide apparatus according to claim 7 in which the liquid in the liquid extraction zone is an edible lubricant.
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