CN112237414B - Noninvasive gastroscope guiding device - Google Patents
Noninvasive gastroscope guiding device Download PDFInfo
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- CN112237414B CN112237414B CN202011124721.5A CN202011124721A CN112237414B CN 112237414 B CN112237414 B CN 112237414B CN 202011124721 A CN202011124721 A CN 202011124721A CN 112237414 B CN112237414 B CN 112237414B
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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
- A61B1/273—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
- 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
- A61B1/005—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 noninvasive gastroscope guide device, which comprises a first part which can be contacted with the oral cavity of a patient and a second part which is not contacted with the oral cavity of the patient, wherein the first part and the second part are detachably connected, so that the first part is a disposable article, and the second part can be repeatedly used; the first portion comprises a first housing comprised of a first rigid conduit; the second part comprises a second shell, the second shell is composed of a first section, a second hard pipeline and a second section, and the first section and the second section are respectively positioned at two ends of the second hard 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 guide device.
Background
Along with the faster and faster pace of life, the diet time of people is often not fixed and shorter, and the diet type is often not in line with diet requirements, so that the frequency of occurrence of stomach diseases is higher and higher, and the age of patients is younger and younger.
When a patient develops gastric discomfort, a gastroscopy is often required to be performed at a hospital. However, the existing gastroscope has a very poor experience for the patient due to the design limitations of the device itself, especially when the gastroscope front section is brought deep into the mouth of the patient, which is often uncomfortable for the patient. For adults, this short-term pain can be tolerated, but for children, due to the age, the tolerance is poor, and often it happens that patients reject the doctor from taking the gastroscopic examination, or due to the poor fitting ability of the child, the gastroscopic procedure is more time-consuming, thus increasing the pain of young patients. In the prior art, no effective measures have been taken for this situation.
Disclosure of Invention
Aiming at the problem of poor user experience caused by gastroscopy operation, the invention provides a non-invasive gastroscopy guiding device, which is characterized by comprising a first part which can be contacted with the oral cavity of a patient and a second part which is not contacted with the oral cavity of the patient, wherein the first part and the second part are detachably connected, so that the first part is a disposable article, and the second part can be reused for multiple times; the first portion comprises a first housing comprised of a first rigid conduit; the second part comprises a second shell, the second shell is composed of a first section, a second hard pipeline and a second section, and the first section and the second section are respectively positioned at two ends of the second hard pipeline.
The top end of the first section is provided with an access hole for the entry of a noninvasive gastroscope, the second section is in a circular shape, the hollow part of the circular shape is used for the entry of the noninvasive gastroscope, and the annular part of the circular shape is connected with the first rigid pipeline; both ends of the first hard pipeline are used for entering the noninvasive gastroscope, the central axis of the first hard pipeline is collinear with the central axis of the second hard pipeline, and the diameter of the circular section of the first hard pipeline is smaller than that of the circular section of the second hard pipeline.
The detachable connection is realized through a buckle.
The first rigid conduit has a hollow structure and the second rigid conduit has a non-hollow structure.
The second rigid pipeline comprises a first adaptation area, a liquid taking area and a second adaptation area which are sequentially arranged in sequence; the first adaptation zone has a hollow structure and is used for adjusting the advancing angle of the non-invasive gastroscope in the second hard pipeline after the non-invasive gastroscope enters the second hard pipeline from the access hole; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged in sequence, 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 noninvasive gastroscope moves from the first adaptation area to the liquid taking area and touches the first gate, the first pressure sensor detects first pressure, the first gate realizes opening action, liquid in the liquid storage area slowly flows out of the first adaptation area, the stored liquid is fully stained on the noninvasive gastroscope, when the noninvasive gastroscope moves to the second gate, the second pressure sensor detects second pressure, and the second gate realizes opening action, so that the noninvasive gastroscope moves from the liquid taking area to the second adaptation area; the camera is arranged in the second adaptation area, the camera shoots an image of the noninvasive gastroscope in real time, and the second adaptation area is used for adjusting the advancing angle of the noninvasive gastroscope to enable the noninvasive gastroscope to enter the first hard pipeline from the hollow part.
The first gate is composed of two movable components, and when the first gate realizes opening action, the two movable components are respectively opened in opposite directions, so that the first valve is opened from the middle.
The second gate is formed of a movable member which moves downward when the second valve is opened, so that the second valve is opened from an upper portion, which is adjacent to the inlet hole.
The liquid in the liquid taking area is an edible lubricant.
The edible lubricant has a fruity flavor and is transparent.
The liquid taking area further comprises a cover body positioned at the upper part, and the lubricant can be poured into the liquid taking area 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 round surface, a third side surface and a sixth round surface, wherein the fifth round surface is used for realizing a projection function, the third side surface and the sixth round surface are positioned in the cylindrical body and are coplanar with the first round surface in a first state, the sixth round surface is positioned in the cylindrical body in a second state, a part of the third side surface is positioned in the cylindrical body, the fifth round surface is not coplanar with the first round surface, and the cylindrical projector realizes the transition from the first state to the second state or from the second state to the first state through spin.
The intelligent lens part further comprises a microcontroller, wherein the microcontroller is arranged in the cylindrical body and 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 signals received by the traction part and outputting the processed signals to the cylindrical projector; the microcontroller is used for receiving 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 display device.
The microcontroller outputs the signal received from the traction part to the cylindrical projector after first preset processing in a default mode, the cylindrical projector works in a first state at the moment, and the cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller; the microcontroller is used for distinguishing 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 the signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, the cylindrical projector still works in a first state, if the intelligent lens part does not reach the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector after second preset processing according to a lifting mode, and the cylindrical projector is controlled to spin so as to be converted 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 a result of whether the intelligent lens part leaves a preset position, if the intelligent lens part does not leave the preset position, the microcontroller continues to output signals received from the traction part to the cylindrical projector in a lifting mode after second preset processing, the cylindrical projector still works in a second state, if the intelligent lens part leaves the preset position, the microcontroller outputs signals received from the traction part to the cylindrical projector in a default mode after first preset processing, and controls the cylindrical projector to spin so as to enable the cylindrical projector to be converted from a second state to a first state, and the cylindrical projector works in the first state at the moment.
The signal intensity output to the cylindrical projector after the first preset processing in the default mode is far smaller than the signal intensity output to the cylindrical projector after the second preset processing in the lifting mode.
The first mode comprises the following steps:
(1) Cutting the video information into a plurality of images;
(2) Performing image screening on the plurality of images based on pixels of each image, removing images which do not meet the requirements, and forming an image set which meets the requirements;
(3) For each image in the image set, extracting the characteristics of the image on a red channel, the characteristics of the image on a green channel and the characteristics of the image on a blue channel through an intelligent algorithm, respectively taking the three characteristics into an established red channel model, an established green channel model and an established blue channel model, and outputting the results of the three models;
(4) And adding the results of the three models, and if the numerical value is more than or equal to 2, judging that the preset position is reached or the preset position is not left.
The method for eliminating the images which do not meet the requirements specifically comprises the following steps: initializing an empty image set, and judging whether the pixel value A of one image in the plurality of images meets the following formula: -2000< a < -200, if so, putting the image into an image set and updating the pixel value a of the image to 255, if otherwise, rejecting the image.
The red, green and blue channel models are obtained by: acquiring a plurality of sample images, wherein the sample images are images shot after the cylindrical camera reaches a preset position; for each sample image, extracting the characteristics of the sample image on a red channel, the characteristics of the sample image on a green channel and the characteristics of the sample image on a blue channel through an intelligent algorithm, and training to obtain a red channel model, a green channel model and a blue channel model based on the three characteristics, 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 purely manual placement mode is changed, and the user experience is improved due to the arranged guide mechanism;
2. the linked sensor, gate and lubricating liquid enable the gastroscope to be easier to enter;
3. the disposable design of the oral side and the recyclability of the second part balances the economic cost and safety;
4. the intelligent lens part is matched with the device, so that spin and high-power irradiation can be realized only at a preset position, the energy use is reduced, and the influence of the device on viscera is reduced;
5. based on intelligent control of 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 taken 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 figures, like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a block diagram of a non-invasive gastroscope guide device 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 portion of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments thereof; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. Other systems, methods, and/or features of the present embodiments will be or become apparent to one with skill in the art upon examination 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 following detailed description.
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 particular 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 element or layer 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 member, first component, first region, first layer, or first portion described below may be referred to as a second member, second component, second region, second layer, or second portion without departing from the teachings of the exemplary embodiments.
Spatially relative terms (e.g., "above …," "above …," "below …," and "below …," etc.) may be used herein for ease of description to describe one element's relationship to one or more other elements as illustrated in the figures. It will be understood that 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 …" may include both orientations of the device "above …" and "below …" depending on the particular orientation of the device in the drawings. The device may be otherwise positioned (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 concepts. As used herein, the singular is also 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 groups, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, and/or groups.
Hereinafter, embodiments of the present inventive concept will be described with reference to schematic drawings illustrating embodiments of the present inventive concept. In the drawings, for example, the ideal shape of the assembly is shown. However, due to manufacturing techniques and/or tolerances, the assembly can be manufactured to have modified shapes relative to those illustrated. Accordingly, embodiments of the inventive concept should not be construed as limited to the particular shapes of portions illustrated herein but are to be construed more generally to include variations in shape due to manufacturing processes and non-idealities. The inventive concept may also be constructed with 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 constructions are shown and described herein, the inventive concept is not so limited and should be construed as extending to all suitable constructions.
Embodiment one.
Please refer to fig. 1-4.
A non-invasive gastroscope guide device, characterized in that it comprises a first portion that can be in contact with the mouth of a patient and a second portion that is not in contact with the mouth of the patient, said first portion and said second portion being detachably connected, such that said first portion is a disposable item, said second portion being reusable; the first part comprises a first housing consisting of a first rigid conduit 1; the second part comprises a second shell, the second shell is composed of a first section 2, a second hard 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 hard pipeline 3.
By providing two separate parts, the safety, sanitation and economic cost are balanced, and the invention is easier to convert and produce. And the rigid pipeline that sets up for the patient can open the throat when biting the first part, thereby avoid not adopting any guiding device and the mouth that produces in the prior art opens and shuts the angle and not enough lead to unable problem of carrying, and the user can gnaw the first part and alleviate uncomfortable sense through gnawing hard.
The top end of the first section 2 is provided with an access hole for the entry of a noninvasive gastroscope, the second section 4 is in a circular ring shape, the hollow part of the circular ring shape is used for the entry of the noninvasive gastroscope, and the annular part of the circular ring shape is connected with the first rigid pipeline 1; both ends of the first hard pipeline 1 are used for entering a noninvasive gastroscope, the central axis of the first hard pipeline 1 is collinear with the central axis of the second hard pipeline 3, and the diameter of the circular section of the first hard pipeline 1 is smaller than that of the circular section of the second hard pipeline 3.
Considering that the noninvasive gastroscope has weight and the connecting line thereof is generally provided with radian, the inlet hole is arranged at the top end, so that the noninvasive gastroscope is easy to extend in, the follow-up lubricant can be conveniently adhered, and all components of the noninvasive gastroscope can be fully adhered with lubricating liquid. Similarly, the collinear design of the central axis is also intended to facilitate the advancement of the non-invasive gastroscope so that it can be filled with fluid.
The detachable connection is realized through a buckle.
The first rigid pipe 1 has a hollow structure and the second rigid pipe 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 in sequence; the first adaptation zone has a hollow structure and is used for adjusting the advancing angle of the non-invasive gastroscope in the second hard pipeline 3 after the non-invasive gastroscope enters the second hard pipeline 3 from the inlet hole; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged in sequence, 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 noninvasive gastroscope moves from the first adaptation area to the liquid taking area and touches the first gate, the first pressure sensor detects first pressure, the first gate realizes opening action, liquid in the liquid storage area slowly flows out of the first adaptation area, the stored liquid is fully stained on the noninvasive gastroscope, when the noninvasive gastroscope moves to the second gate, the second pressure sensor detects second pressure, and the second gate realizes opening action, so that the noninvasive gastroscope moves from the liquid taking area to the second adaptation area; the camera is arranged in the second adaptation area, the camera shoots an image of the noninvasive gastroscope in real time, and the second adaptation area is used for adjusting the advancing angle of the noninvasive gastroscope to enable the noninvasive gastroscope to enter the first hard pipeline 1 from the hollow part.
The original design of getting the liquid district for through the linkage of sensor, gate, can be stained with the lubricant with noninvasive gastroscope, very big improvement the deglutition nature, and then make the very big promotion of patient's user experience. The design of first adaptation district is for better the sticky lubricant that makes noninvasive gastroscope can be the most, and the design of second adaptation district and camera makes the doctor aim at first part, and then convenient realization is marcing.
The first gate is composed of two movable components, and when the first gate realizes opening action, the two movable components are respectively opened in opposite directions, so that the first valve is opened from the middle.
The second gate is formed of a movable member which moves downward when the second valve is opened, so that the second valve is opened from an upper portion, which is adjacent to the inlet hole.
The different designs of the first shutter and the second shutter are set taking into account the curvature of the connecting line of the non-invasive gastroscope itself and the route it needs to travel within the device.
The liquid in the liquid taking area is an edible lubricant.
The edible lubricant has a fruity flavor and is transparent.
Different kinds of lubricants can be selected according to the age and sex of the patient, for example, children can select sweet taste, so that the user acceptance can be greatly improved.
The liquid taking area further comprises a cover body positioned at the upper part, and the lubricant can be poured into the liquid taking area through the cover body.
The design of the cover body facilitates the injection of liquid, and makes the cleaning possible, thereby meeting the requirement of repeated use.
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, 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 round surface 7, a third side surface and a sixth round surface, wherein the fifth round surface 7 is used for realizing a projection function, the third side surface and the sixth round surface are positioned in the cylindrical body in a first state, the fifth round surface 7 is coplanar with the first round surface, the sixth round surface is positioned in the cylindrical body in a second state, a part of the third side surface is positioned in the cylindrical body, the fifth round surface 7 is not coplanar with the first round 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 spin.
In order to facilitate swallowing, the design of the intelligent lens part is required to be smaller, and because of the lubricating liquid in the application, the intelligent lens should be regular in shape in order to enable the lubricating liquid to be sufficiently adhered to the noninvasive gastroscope. Therefore, in order to fit the guide device of the application, a cylindrical body, a camera and a projector are designed. However, the projector is allowed to adjust its operating state by spinning, considering that the camera needs enough light to take a picture.
The intelligent lens part further comprises a microcontroller, wherein the microcontroller is arranged in the cylindrical body and 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 signals received by the traction part and outputting the processed signals to the cylindrical projector; the microcontroller is used for receiving 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 display device.
The micro controller is used for controlling the time of spin, so that the volume is minimized when the gastroscope does not reach the stomach, the gastroscope is easy to advance and is sticky to liquid, and the volume is increased when the gastroscope reaches the stomach, so that the irradiation degree is improved, and the shooting effect is improved.
The microcontroller outputs the signal received from the traction part to the cylindrical projector after first preset processing in a default mode, the cylindrical projector works in a first state at the moment, and the cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller; the microcontroller is used for distinguishing 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 the signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, the cylindrical projector still works in a first state, if the intelligent lens part does not reach the preset position, the microcontroller outputs the signal received from the traction part to the cylindrical projector after second preset processing according to a lifting mode, and the cylindrical projector is controlled to spin so as to be converted 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 a result of whether the intelligent lens part leaves a preset position, if the intelligent lens part does not leave the preset position, the microcontroller continues to output signals received from the traction part to the cylindrical projector in a lifting mode after second preset processing, the cylindrical projector still works in a second state, if the intelligent lens part leaves the preset position, the microcontroller outputs signals received from the traction part to the cylindrical projector in a default mode after first preset processing, and controls the cylindrical projector to spin so as to enable the cylindrical projector to be converted from a second state to a first state, and the cylindrical projector works in the first state at the moment.
Through the discernment of image, can judge the position of cylindrical camera, and then whether obtain and need the highlight and can increase the volume to under the circumstances of guaranteeing user comfort, satisfy the quality to shooting image simultaneously.
The signal intensity output to the cylindrical projector after the first preset processing in the default mode is far smaller than the signal intensity output to the cylindrical projector after the second preset processing in the lifting mode.
When the stomach is not reached, strong light is not needed, so that electric energy is saved, and the influence of the gastroscope on internal organs is reduced.
The first mode comprises the following steps:
(1) Cutting the video information into a plurality of images;
(2) Performing image screening on the plurality of images based on pixels of each image, removing images which do not meet the requirements, and forming an image set which meets the requirements;
(3) For each image in the image set, extracting the characteristics of the image on a red channel, the characteristics of the image on a green channel and the characteristics of the image on a blue channel through an intelligent algorithm, respectively taking the three characteristics into an established red channel model, an established green channel model and an established blue channel model, and outputting the results of the three models;
(4) And adding the results of the three models, and if the numerical value is more than or equal to 2, judging that the preset position is reached or the preset position is not left.
The staged algorithm is designed, and because the purpose of the application is to judge whether the preset position is reached or not, a plurality of complex algorithms for considering whether the patient is ill or not as adopted in the prior art are not needed, and the required algorithm is an algorithm capable of judging whether the preset position is reached or not quickly and accurately.
The method for eliminating the images which do not meet the requirements specifically comprises the following steps: initializing an empty image set, and judging whether the pixel value A of one image in the plurality of images meets the following formula: -2000< a < -200, if so, putting the image into an image set and updating the pixel value a of the image to 255, if otherwise, rejecting the image.
The design of-2000 to-200 is determined by the invention based on actual photographs taken by conventional cameras, and the results obtained by different equipment may vary.
The red, green and blue channel models are obtained by: acquiring a plurality of sample images, wherein the sample images are images shot after the cylindrical camera reaches a preset position; for each sample image, extracting the characteristics of the sample image on a red channel, the characteristics of the sample image on a green channel and the characteristics of the sample image on a blue channel through an intelligent algorithm, and training to obtain a red channel model, a green channel model and a blue channel model based on the three characteristics, so that the model outputs 0 or 1.
The sample images may be screened from a library of pictures of past diagnosed patients. Furthermore, the sample images can be classified based on the age, sex and the like of the patient, so that different models which can be used by different kinds of users are designed, and the accuracy of recognition is improved.
The intelligent algorithm is an LBP algorithm.
The LBP algorithm is a common manner and will not be described in detail here.
According to the noninvasive gastroscope guiding device disclosed by the invention, a traditional purely manual placement mode is changed, and the user experience is improved by the guiding mechanism; the linked sensor, gate and lubricating liquid enable the gastroscope to be easier to enter; the disposable design of the oral side and the recyclability of the second part balances the economic cost and safety; the intelligent lens part is matched with the device, so that spin and high-power irradiation can be realized only at a preset position, the energy use is reduced, and the influence of the device on viscera is reduced; based on intelligent control of video information, the matched intelligent control after the guiding device is adopted is realized.
While the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications can 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 should be understood as illustrative only and not limiting the scope of the invention. Various changes and modifications to the present invention may be made by one skilled in the art after reading the teachings herein, and such equivalent changes and modifications are intended to fall within the scope of the invention as defined in the appended claims.
Claims (4)
1. A non-invasive gastroscope guide device, characterized in that it comprises a first portion that can be in contact with the mouth of a patient and a second portion that is not in contact with the mouth of the patient, said first portion and said second portion being detachably connected, such that said first portion is a disposable item, said second portion being reusable; the first portion comprises a first housing comprised of a first rigid conduit; the second part comprises a second shell, the second shell consists of a first section, a second hard pipeline and a second section, and the first section and the second section are respectively positioned at two ends of the second hard pipeline; the top end of the first section is provided with an access hole for the entry of a noninvasive gastroscope, the second section is in a circular shape, the hollow part of the circular shape is used for the entry of the noninvasive gastroscope, and the annular part of the circular shape is connected with the first rigid pipeline; both ends of the first hard pipeline are used for entering a noninvasive gastroscope, the central axis of the first hard pipeline is collinear with the central axis of the second hard pipeline, and the diameter of the circular section of the first hard pipeline is smaller than that of the circular section of the second hard pipeline; the detachable connection is realized through a buckle; the first rigid pipeline has a hollow structure, and the second rigid pipeline has a non-hollow structure; the second rigid pipeline comprises a first adaptation area, a liquid taking area and a second adaptation area which are sequentially arranged in sequence; the first adaptation zone has a hollow structure and is used for adjusting the advancing angle of the non-invasive gastroscope in the second hard pipeline after the non-invasive gastroscope enters the second hard pipeline from the access hole; the liquid taking area comprises a first gate, a liquid storage area and a second gate which are sequentially arranged in sequence, 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 noninvasive gastroscope moves from the first adaptation area to the liquid taking area and touches the first gate, the first pressure sensor detects first pressure, the first gate realizes opening action, liquid in the liquid storage area slowly flows out of the first adaptation area, the stored liquid is fully stained on the noninvasive gastroscope, when the noninvasive gastroscope moves to the second gate, the second pressure sensor detects second pressure, and the second gate realizes opening action, so that the noninvasive gastroscope moves from the liquid taking area to the second adaptation area; a camera is arranged in the second adaptation area, the camera shoots an image of the noninvasive gastroscope in real time, and the second adaptation area is used for adjusting the advancing angle of the noninvasive gastroscope to enable the noninvasive gastroscope to enter the first hard pipeline from the hollow part; based on intelligent control of video information, the matched intelligent control after the guiding device is adopted is realized;
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 round surface, a third side surface and a sixth round surface, wherein the fifth round surface is used for realizing a projection function, the third side surface and the sixth round surface are positioned in the cylindrical body and are coplanar with the first round surface in a first state, the sixth round surface is positioned in the cylindrical body in a second state, a part of the third side surface is positioned in the cylindrical body and is not coplanar with the first round surface, and the cylindrical projector realizes the transition from the first state to the second state or from the second state to the first state through spin;
the intelligent lens part further comprises a microcontroller, wherein the microcontroller is arranged in the cylindrical body and 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 signals received by the traction part and outputting the processed signals to the cylindrical projector; the microcontroller is used for receiving video information from the cylindrical camera and controlling the spin of the cylindrical projector based on the video information, and also transmitting the video information back to a display device in wireless communication connection with the microcontroller;
the microcontroller outputs the signal received from the traction part to the cylindrical projector after first preset processing in a default mode, the cylindrical projector works in a first state at the moment, and the cylindrical camera shoots in real time and transmits the video information obtained by shooting to the microcontroller; the microcontroller is used for distinguishing 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 the signal received from the traction part to the cylindrical projector after first preset processing according to a default mode, the cylindrical projector still works in a 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 after second preset processing according to a lifting mode, and the cylindrical projector is controlled to spin so as to be converted from the first state to the second state, and the cylindrical projector works in the second state at the moment;
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 a result of whether the intelligent lens part leaves a preset position, if the intelligent lens part does not leave the preset position, the microcontroller continues to output signals received from the traction part to the cylindrical projector in a lifting mode after second preset processing, the cylindrical projector still works in a second state, if the intelligent lens part leaves the preset position, the microcontroller outputs signals received from the traction part to the cylindrical projector in a default mode after first preset processing, and controls the cylindrical projector to spin so as to enable the cylindrical projector to be converted from a second state to a first state, and the cylindrical projector works in the first state at the moment;
the signal intensity output to the cylindrical projector after the first preset processing in the default mode is far smaller than the signal intensity output to the cylindrical projector after the second preset processing in the lifting mode;
the first mode comprises the following steps: (1) cutting the video information into a plurality of images; (2) Performing image screening on the plurality of images based on pixels of each image, removing images which do not meet the requirements, and forming an image set which meets the requirements; (3) For each image in the image set, extracting the characteristics of the image on a red channel, the characteristics of the image on a green channel and the characteristics of the image on a blue channel through an intelligent algorithm, respectively taking the three characteristics into an established red channel model, an established green channel model and an established blue channel model, and outputting the results of the three models; (4) Adding the results of the three models, and if the numerical value is more than or equal to 2, judging that the preset position is reached or the preset position is not left;
the method for eliminating the images which do not meet the requirements specifically comprises the following steps: initializing an empty image set, and judging whether the pixel value A of one image in the plurality of images meets the following formula: -2000< a < -200, if so, putting the image into an image set, and updating the pixel value a of the image to 255, if otherwise, rejecting the image;
the red, green and blue channel models are obtained by: acquiring a plurality of sample images, wherein the sample images are images shot after the cylindrical camera reaches a preset position; for each sample image, extracting the characteristics of the sample image on a red channel, the characteristics of the sample image on a green channel and the characteristics of the sample image on a blue channel through an intelligent algorithm, and training to obtain a red channel model, a green channel model and a blue channel model based on the three characteristics, so that the red channel model, the green channel model and the blue channel model output 0 or 1.
2. The non-invasive gastroscope guiding device according to claim 1, wherein the first shutter is constituted by two movable assemblies which are respectively opened in opposite directions when the first shutter performs the opening action, so that the first shutter is opened from the middle.
3. The non-invasive gastroscope guiding device according to claim 2, wherein the second shutter is constituted by a movable assembly which moves downwards when the second shutter performs the opening action, so that the second shutter is opened from an upper portion, which is adjacent to the access hole.
4. The non-invasive gastroscope guiding device according to claim 3, wherein the liquid in the liquid extraction zone is an edible lubricant.
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