147 results about "Digestive endoscopy" patented technology

The invention relates to the field of endoscope image processing, and particularly discloses an automatic lesion recognition system for endoscopy of the digestive system department, which is characterized in that after a preprocessed original endoscope image is acquired, a double-branch parallel processing architecture is used to acquire characteristics with low resolution and rich semantic information through a deep context branch, and the characteristics of the original endoscope image are acquired. The potential area of the focus is accurately deduced; meanwhile, the fine texture of the mucous membrane is captured in a lossless manner through shallow detail branches which keep high resolution in the whole process. Furthermore, through a context-guided asymmetric enhancement mechanism, a global view of a deep branch is utilized to generate an uncertainty perception attention map as a reference, and weak detail features corresponding to a potential focus area in a shallow branch are accurately irradiated and adaptively enhanced. Thus, a conservative enhancement strategy is adopted in an uncertain focus area, background noise is effectively inhibited, and therefore the detection sensitivity and robustness of low-contrast and flat focuses are fundamentally improved.

The invention relates to the technical field of medical care, in particular to a digestive endoscopy postoperative intelligent nursing system based on deep learning. The system comprises an endoscopic postoperative data acquisition and processing module, an endoscopic postoperative feature analysis module, an endoscopic postoperative recovery risk assessment module and a postoperative recovery risk intelligent nursing module, and can acquire physiological data of a patient after a digestive endoscopic surgery and digestive tract state image data after the endoscopic surgery; the long and short time memory network is used for obtaining the long and short time sequence characteristics of the physiological indexes after the endoscopic surgery, the convolutional neural network is used for identifying and obtaining the healing abnormal lesion characteristics after the endoscopic surgery, the characteristics are input into the preset deep neural network model for characteristic fusion, and postoperative recovery risk assessment calculation and postoperative intelligent nursing analysis are carried out. And generating digestive endoscopy postoperative patient recovery nursing suggestions so as to execute corresponding digestive endoscopy postoperative risk recovery nursing operation. According to the invention, postoperative data of the patient can be accurately analyzed, so that nursing decision-making work can be intelligently guided.

The invention discloses an interpretable painless endoscopy hypoxia risk assessment method and a related device, and belongs to the technical field of machine learning, and the method comprises the steps: obtaining clinical features of a patient to be subjected to painless digestive endoscopy; inputting the clinical features into a pre-trained hypoxia risk assessment model to obtain a hypoxia risk assessment result; the acquisition method of the hypoxia risk assessment model comprises the following steps: acquiring an importance sorting result of each clinical feature in a historical sample data set; obtaining an interpretable model according to an importance sorting result; the negative sample data set is constructed based on the historical sample data set, the improved interpretable model is trained through the historical sample data set and the negative sample data set, the hypoxia risk assessment model is obtained, the problems that corresponding rules are difficult to learn in the model training process and overfitting is caused due to few sample data are solved, and the hypoxia risk assessment accuracy is improved. And accurate and efficient interpretable prediction of the low-oxygen event risk is realized.

The invention relates to the technical field of artificial intelligence, and provides a digestive tract tumor non-invasive evaluation system and method based on an artificial intelligence technology, and the method comprises the steps: carrying out the recognition of a lesion position and a digestive tract part of a digestive endoscopy image; guiding a confocal laser microendoscope to perform targeted biopsy on the central position and / or the edge position of the focus; lesion classification identification is carried out on the confocal endoscope image; when it is determined that the lesion exists, an ultrasonic endoscope is guided to conduct ultrasonic scanning on the lesion position; performing focus size and focus infiltration depth identification on the ultrasonic endoscope image; generating a question text based on multi-modal data according to the lesion position, the alimentary canal part, the lesion category, the lesion size and the lesion infiltration depth, retrieving an answer from a preset vector database according to the question text, filling a prompt template with a retrieval result and the question text, and inputting the retrieval result and the question text into an intelligent question and answer language model to generate an alimentary canal tumor assessment result, and non-traumatic evaluation and auxiliary diagnosis of digestive tract tumors are realized.

The invention relates to the technical field of computer vision and medical image processing, and discloses a digestive endoscopy report generation method and device based on a multi-modal large language model. The method specifically comprises the following steps: for a plurality of upper gastrointestinal endoscopy images, extracting a first image feature through a visual encoder to perform anatomical part identification; extracting a second image feature from the first image feature by using a self-attention mechanism to perform background gastric mucosa classification; generating description about digestive tract diseases through a large language model, and under the guidance of the description, extracting third image features from the first image features to perform digestive tract disease classification; the constructed text instruction about report generation and the third image feature are combined and then input into a multi-mode decoder, and a digestive endoscopy report is generated. According to the method, a plurality of upper gastrointestinal endoscopy image analysis tasks can be processed at the same time, and a digestive endoscopy report which does not depend on a fixed template and has rich context content can be generated with high efficiency and high accuracy.

The invention relates to the technical field of medical instruments, in particular to an oral cavity closing prevention device for digestive endoscopy. Comprising a circular tube, an inflation device and a drainage tube, an elastic piece is attached to the exterior of the inflation device, longitudinal supporting mechanisms are rotatably arranged at the two ends of the elastic piece and used for opening the oral cavity and the lower jaw of a patient, and telescopic plates are slidably arranged between the supporting mechanisms and the circular tube; a connecting structure used for applying pressure to the expansion assembly is arranged between the longitudinal supporting mechanism and the transverse supporting mechanism, and a filling area is formed between every two adjacent supporting mechanisms. The movable plate is used for applying pressure to the air bags in the transverse supporting plate, the air bags expand and extend outwards firstly, and when the air bags on the two sides make contact, the connecting baffle is matched with the movable plate to indirectly apply pressure to the transverse supporting plate through the air bags, so that the transverse supporting plate expands the mouth of a patient in the transverse direction, and the longitudinal supporting plate and the transverse supporting plate are prevented from moving at the same time; and the comfort of the mouth in the transverse direction is improved.

A pressure sensor, a manufacturing method, and a data acquisition system and method. The cylindrical array-type flexible pressure sensor comprises an ionic gel dielectric layer (2); the upper surface of the ionic gel dielectric layer (2) is provided with a plurality of column electrodes (1); the lower surface of the ionic gel dielectric layer (2) is provided with a plurality of row electrodes (3); the intersection of each row electrode (3) and each column electrode (1) forms a single sensor unit (4). The sensor and method can solve the problem of lack of touch information in the current digestive endoscopy diagnosis and treatment process, and have the characteristics of high sensitivity and accurate measurement.

The invention provides a defoaming agent for digestive endoscopy as well as a preparation method and a use method thereof, and belongs to the technical field of medicines. The defoaming agent comprises 1%-10% of organic silicone oil and 90%-99% of polyethylene glycol; the preparation method comprises the following steps: weighing the organic silicone oil and the polyethylene glycol according to a set proportion, and respectively heating to 75-85 DEG C to form a hot melt; carrying out isothermal mixing on the two components to obtain a mixed hot melt, and carrying out intermittent shearing and stirring in a wall breaking machine to obtain an emulsified melt; flatly spreading the emulsified molten liquid in a pre-cooled container, sealing a cover, and freezing to obtain a white waxy sheet block; and crushing and sieving the white waxy sheet blocks to obtain white organic silicone oil dry milk powder, namely the defoaming agent. The method comprises the following steps: adding water into a defoaming agent and uniformly mixing to prepare a silicone oil emulsion before digestive endoscopy; the composition is orally taken or sprayed on an examined part. The dry emulsion type defoaming agent provided by the invention is simple in formula, free of additives, free of any potential safety risk, safe and reliable, good in stability and excellent in defoaming effect.

The invention provides magnetic anastomosis equipment for tissue clipping under a digestive endoscope, and belongs to the technical field of magnetic anastomosis equipment. Comprising a first magnetic element and a second magnetic element, and the first magnetic element and the second magnetic element are the same in overall structure. The temporary clamping and closing device is sequentially composed of a magnetic suction cover plate mechanism, a circular ring supporting mechanism and a secondary fine adjustment mechanism from top to bottom, through an adjusting area and a reserved area arranged on a circular ring framework, in the temporary clamping and closing process, through rotation of the magnetic suction cover plate mechanism, a configured first magnetic suction block can be rotated to any position of the adjusting area, and the magnetic suction cover plate mechanism is rotated to adjust the position of the adjusting area; when the upper part of the magnetic ring is not accurately attracted to the optimal position, the upper part of the magnetic ring interacts with the adjustable magnetic attraction block mechanism at the bottom, so that a fourth magnetic attraction block of the adjustable magnetic attraction block mechanism is lifted upwards, and different from the prior art, the clamping end at the position can be temporarily loosened, and further adjustment can still be performed when the upper part of the magnetic ring is not accurately attracted to the optimal position; and the flexibility and controllability of the magnetic element are improved.

The application relates to the field of medical masks, in particular to a mask with a gastrointestinal mirror channel, which comprises a mask main body, an oxygen supply assembly, a gastrointestinal mirror channel assembly, an anti-aspiration assembly and a sealing adjustment assembly. The oxygen supply assembly provides clean and controllable breathing support through a multi-layer filter membrane and a flow adjustment function; the gastrointestinal mirror channel assembly is designed with a flexible sealing sleeve and an elastic support strip, thereby ensuring air tightness and adaptability during gastrointestinal mirror operation; the anti-aspiration assembly effectively deals with vomiting reflex or gastric content reflux through an arc-shaped baffle and a drainage groove; and the sealing adjustment assembly improves the adhesion and stability of the mask by using an air bag. The application can simultaneously realize breathing support and gastrointestinal mirror operation, and takes into account the safety and comfort of patients, thereby providing a perfect solution for digestive endoscopy.

The utility model provides a clamping structure for a digestive endoscopy accessory, relates to the technical field of clamping structures for digestive endoscopy accessories, and adopts the following technical scheme that the clamping structure for the digestive endoscopy accessory comprises two supporting legs which are symmetrically arranged, the tops of the two supporting legs are fixedly connected with clamping heads, and the two supporting legs are fixedly connected with the clamping heads. The outer surfaces of the two supporting legs are rotatably connected with a fixing shaft, a pipeline is arranged outside the two supporting legs, the bottom of the pipeline is fixedly connected with a sliding rail, the inner surface of the sliding rail is slidably connected with symmetrical first sliding blocks, and the tops of the two first sliding blocks are fixedly connected with moving plates. According to the device, the clamping head can deviate towards one side for use in the moving process through the arrangement of the bent sliding groove, meanwhile, the clamping head can be rotated for use through the arrangement of the sliding rail at the bottom of the pipeline, and the situation that an original clamping head needs to stretch back and forth to determine the direction is avoided; and the working efficiency of medical staff and the feeling of a user are improved.

The invention relates to the technical field of artificial intelligence, and provides an eosinophilic gastroenteritis typing system and method based on multi-modal data, and the method comprises the steps: obtaining a digestive endoscopy image, an ultrasonic endoscopy image, a CT examination image and clinical manifestation data of a to-be-detected person collected in the same time period; the gastrointestinal mucosa lesion state is recognized through a digestive endoscopy image and is represented by numerical features; identifying the abnormal thickening condition of each film layer structure of the gastrointestinal wall through an ultrasonic endoscope image, and representing the abnormal thickening condition by numerical features; lesion hierarchical distribution is judged through an ultrasonic endoscope image, and numerical feature representation is carried out; determining seroperitoneum and intestinal wall thickening conditions through a CT examination image, and performing numerical characteristic representation on the seroperitoneum and intestinal wall thickening conditions; clinical symptom features are obtained through the clinical manifestation data and are represented by numerical features; generating a feature vector based on multi-modal data by using each numerical value feature representation; and inputting the feature vectors into a dynamic typing prediction model to realize the typing prediction of eosinophilic gastroenteritis, thereby improving the accuracy of auxiliary diagnosis and evaluation.

The application belongs to the field of medical image recognition and relates to an esophageal lesion image recognition method based on a deep neural network, which comprises the following steps: step 1, processing actual digestive endoscopy video data to construct training data; step 2, constructing a deep neural network model and training the deep neural network model through the training data to obtain an early esophageal cancer recognition model; step 3, inputting digestive endoscopy video data to be detected into the early esophageal cancer recognition model, and the early esophageal cancer recognition model judging whether there is a suspected esophageal cancer lesion and outputting a lesion judgment result; the lesion judgment result comprising a spatial position and a progression stage of the lesion; the method models the time sequence dynamics of lesion characteristics in the endoscopy recognition process, and combines a graph neural network to depict the feature correlation of early esophageal squamous cell carcinoma under multi-view conditions, so as to improve the recognition accuracy, consistency and robustness of the model in a real clinical application scenario.

The invention discloses a stripping composition for digestive endoscopic minimally invasive surgery, which is prepared from the following components in parts by weight: 5 to 10 parts of tissue stripping agent, 0.5 to 1.0 part of osmotic pressure regulator, 0.01 to 0.2 part of synergist, 0.01 to 0.1 part of stabilizer, 0.001 to 0.1 part of hemostatic and 0.0005 to 0.002 part of color indicator. By dissolving connective tissues under the mucous membrane, the time for stripping by using an electrotome is shortened, the surgical stripping difficulty is reduced, the surgical time is shortened, the risks of bleeding and perforation in the surgical process and postoperation delayed bleeding and perforation are reduced, and the safety is improved.

The invention belongs to the field of medical instruments, and provides a gastroendoscopic gastric calculus crushing device which comprises a control assembly, the control assembly comprises a shell and a handle, and the handle is fixedly mounted on the right side surface of the shell; the adjusting assembly is mounted on the surface of the bottom side of the shell; the stretching-in mechanism is installed on the surface of the bottom side of the shell, and the stretching-in mechanism is used for stretching into the stomach of a patient; the crushing assembly is mounted in the bottom end of the stretching mechanism, and the crushing assembly is used for crushing the gastric calculi; under the action of a vibration motor, the vibration motor acts on a tool apron to move, the tool apron drives a smashing cutter to conduct smashing, a steel wire rope drives a net basket to move, the net basket conveniently drives broken stones to move, continuous material supplementing is facilitated, the stone smashing efficiency is improved, the stone smashing effect is met, and after the attached broken stones are squeezed away through a cleaning plate, it is guaranteed that the surface of the smashing cutter is clean; the crushing cutter is convenient to operate and use.

The invention discloses a hollow organ three-dimensional model construction method, a model, electronic equipment and a storage medium. The method comprises the following steps: acquiring a two-dimensional plane graph by using digestive endoscopy to determine the contour of a target hollow organ in an expanded state, performing three-dimensional modeling by using a CT image to obtain an orthogonal projection drawing, obtaining the contour of a target hollow organ in a non-expanded state by combining the contour of the target hollow organ in the expanded state, and calculating an expansion coefficient through perimeter, expanding the hollow viscera in the non-expanded state according to the expansion coefficient to obtain an expanded target hollow viscera three-dimensional model; the digestive endoscopy image and the CT image are both original examination habits and techniques, the enlargement condition of the gastral cavity after inflation can be known under the condition that the original examination habits and techniques are not separated, and perception of the relation between the gastral cavity and adjacent tissue is recovered.

The invention discloses a YOLO-based lightweight attention-guided digestive endoscopy abnormal region detection method. The method comprises the following steps: preprocessing data by adopting an image enhancement strategy, and inputting the preprocessed data into a backbone network to extract features; and the extracted features are subjected to up-sampling, fusion and enhancement on the neck layer and then are input into the detection layer to complete position regression and category prediction of the target area. According to the method, an MDR-YOLO model is developed and is used for abnormal region detection of a digestive endoscopy image, and a proposed MSC2f module comprises a multi-scale parallel convolution attention module used for extracting multi-scale feature information; the provided D4f module comprises a deep semantic expression structure constructed by a multi-level convolution residual path, so that high-quality feature fusion and enhancement are realized; a proposed RSC2f module comprises a channel attention residual module which is used for improving the ability of the model to extract all-channel features. The experimental result verifies the effectiveness of the MDR-YOLO model in the detection of the abnormal region in the digestive endoscopy image, and especially shows higher accuracy and robustness in the detection of a small target.

The present invention discloses a controllable transparent cap and method for assisting digestive endoscopy controlled by a brushless motor, and belongs to the field of digestive endoscopy medical devices. Specifically, a brushless motor and a track fixing part are provided on the outer sleeve of a coupling connector, and the clockwise and counterclockwise rotation and rotation angle of a movable rotor are controlled by the brushless motor; a plurality of movable red plates are provided between the movable rotor and the track fixing part, and the movable red plates are evenly spaced along the circumference of the movable rotor; one end of the movable red plate is fixedly connected to the movable rotor; a plurality of sliding grooves are provided on the surface of the track fixing part in contact with the movable rotor, and a positioning column is provided on the side of the movable red plate in contact with the track fixing part, and the positioning column forms a sliding connection in the sliding groove; when the movable rotor and the track fixing part rotate relative to each other, the positioning column on the movable red plate slides back and forth in the sliding groove, realizing the opening and closing of the movable red plate and thus adjusting the inner diameter of the transparent cap.

The utility model relates to the technical field of medical instruments, and provides an accessory sleeve device for digestive endoscopy treatment, which comprises a sleeve, a cylindrical mounting groove is arranged on the sleeve, an information receiving device is filled in the mounting groove, the appearance of the information receiving device is cylindrical, and the information receiving device is connected with the mounting groove. The information receiving device is provided with a sealing cap, a battery groove, a device groove and an information receiving device shell, a layer partition plate is arranged between the battery groove and the device groove, a spring, two button batteries and a power connection contact are arranged in the battery groove, a mobile phone module and a Bluetooth device are arranged in the device groove, and the size of the Bluetooth device accounts for one fourth of that of the mobile phone module. According to the accessory sleeve device for digestive endoscopy treatment, the mobile phone module does not need to be taken out of the sleeve any more, and the accessory sleeve device can be directly connected with Bluetooth to obtain information in real time.

The utility model relates to the related technical field of digestive endoscopy supports, in particular to a positioning mechanism of a die for bending and stamping a workpiece, which comprises an upper die holder, a concave die plate is fixedly connected to the surface of one end of an inner guide pillar, a lower die holder is fixedly connected to the lower surface of the concave die plate, a positioning mechanism is arranged on the surface of one side of the lower die holder, and the lower die holder is fixedly connected to the lower surface of the concave die plate. A protection mechanism is arranged on the surface of one side of the upper die base. According to the positioning mechanism of the die for bending and stamping the workpiece, through the arrangement of the positioning plate, the feeding port, the clamping plate, a second spring, a fixing plate, a connecting rod, a handle, a threaded rod, a nut, a fixing column, a rotating shaft and a positioning block, the nut rotates on the surface of the outer side of the threaded rod, so that the position of the fixing column is adjusted; and the positioning block at one end of the fixing column is attached to the surface of one side of the material, so that the position of the positioning block is fixed, the material is prevented from deviating during bending and punching, and the bending and punching precision is improved.

A large-opening sliding groove hemostatic clamp for digestive endoscope comprises: a receiving tube, a clamping part, a sliding part and a traction part; the clamping part, the sliding part and the traction part are slidably arranged inside the receiving tube; the clamping part is connected to the sliding part, and the sliding part is connected to the traction part; the number of the clamping parts is two and they are symmetrically arranged up and down; the clamping part comprises an arc-shaped clamping piece, an elastic bent rod, a limiting hemisphere and a coupling hole; when the clamping part extends out of the receiving tube, it is in an open state; when the clamping part enters the receiving tube, it is in a closed state; the traction part is used to drive the sliding part, and the sliding part drives the movement of the clamping part; the arc-shaped clamping piece in the clamping part cooperates with the setting mode of the limiting hemisphere to facilitate the extension and retraction of the clamping piece, and the limiting hemisphere abuts against the inner wall of the receiving tube to ensure that the hemostatic clamp clamps the bleeding point more tightly; the connecting tube on the sliding part is equipped with a locking function to further limit the clamping part, thereby ensuring the stability and reliability of the hemostatic clamp.

The invention relates to the technical field of fruit picking, in particular to a digestive gastroscope inspection auxiliary device which comprises a fixing bracket, a plurality of locking bolts are arranged on the fixing bracket, the fixing bracket is detachably mounted on the bedside of a sickbed through the locking bolts, a jacking supporting block is fixedly mounted at one end of the fixing bracket, and a jacking block is fixedly mounted at the other end of the fixing bracket. A groove for placing a gastroscope tube is formed in the jacking support block; in the examination process, a doctor holds the operation board with one hand and pinches the gastrointestinal endoscope tube with the thumb and the index finger with the other hand to push the gastrointestinal endoscope tube, at the moment, the gastroendoscope tube can move freely, smoothness of the pushing process is ensured, when the next section of gastroendoscope tube is pushed, the thumb and the index finger retreat and open the driving opening and closing mechanism, and the gastrointestinal endoscope tube is pushed out. According to the gastroscope tube locking device, the locking mechanism can lock the gastroscope tube, the phenomenon that the gastroscope tube retreats due to factors such as the gravity of the gastroscope tube is effectively avoided, the continuity and accuracy of examination are guaranteed, when the gastroscope tube is clenched again to be pushed, the locking mechanism can drive the opening and closing mechanism to reset, and circulation and stability of operation are achieved.

The utility model belongs to the technical field of medical instruments, and discloses a body position changing bed for digestive endoscopy, which comprises an examination bed and a bed body, the examination bed comprises a rectangular bed board, telescopic support legs and a rectangular base, and six first mounting parts are arranged on the edge of the bottom surface of the rectangular bed board; six second mounting parts aligned to the first mounting parts are arranged on the edge of the top surface of the rectangular base, the length of the rectangular bed board is larger than that of the rectangular base, the width of the rectangular bed board is larger than that of the rectangular base, and the two ends of the telescopic supporting legs are hinged to the first mounting parts and the second mounting parts respectively; the bed body is arranged on the rectangular bed board, a plurality of pulleys are arranged on the top face of the bed body in the width direction, sliding cloth is arranged on the pulleys, and a chest restraint strap and a leg restraint strap are arranged on the sliding cloth. By pulling the pull rod, the pull rod drives the sliding cloth to deviate relative to the pulley, and the sliding cloth drives the patient to rotate, so that the patient rotates along the axial direction of the body, medical staff do not need to directly move the body of the patient, and the operation is simple and labor-saving.

The application discloses a method for predicting biological age based on enteroscopy pictures, and belongs to the field of digestive endoscopy image analysis. The method first screens enteroscopy pictures without abnormalities, and completes quality control and edge cutting; then constructs an image package with multiple pictures in a single report, extracts features and weighted aggregation by using a multi-instance learning model based on attention; and converts age prediction into a classification task and introduces a Gaussian soft label to realize high-precision biological age prediction. The application can mine aging-related features from enteroscopy images without obvious abnormalities, does not need additional equipment and invasive operation, has strong generalization, and can be used for risk stratification of enteroscopy-negative people and precise prevention and treatment of colorectal cancer.

The auxiliary guide device comprises a bottom column, a supporting frame is fixed to the bottom end of the bottom column, foot rest plates are symmetrically fixed to the supporting frame, a transverse rod is fixed to the top of the side wall of the bottom column, and a seat plate assembly is arranged on the transverse rod; the movable column is arranged on the upper portion of the bottom column in a sliding mode. A patient can sit up conveniently through the arranged seat plate assembly, meanwhile, the position of the seat plate assembly can be adjusted, so that the patient can be examined in a comfortable sitting posture, the arranged foot rest plate can facilitate the patient to place feet, and the arranged lifting mechanism can adjust the extending length of the movable column; therefore, the mouth of the patient can be exactly aligned with the position of the guide pipe, the patient with different heights can be met, the application range is wide, the arranged supporting plate assembly can support the jaw of the patient, the physical strength of the patient is saved, meanwhile, the position of the supporting plate assembly can be adjusted, and the patient with different facial forms can be met.

This invention discloses a highly flexible appendiceal stent, comprising a proximal anchoring section, a middle flexible section, and a stent body. The outer wall of the stent body is provided with one or more anti-displacement rings. The stent is composed of multiple layers; preferably, the outer layer material of a three-layer stent is one or more combinations of polyurethane, modified nylon Pebax, and nylon. The outer layer materials of the stent body and the flexible section are more flexible than the proximal outer layer material. The middle imaging-enhancing layer is a spring mesh or braided mesh made of metal wires; the inner layer is a super-slippery polytetrafluoroethylene film. Compared to currently used appendiceal stents released via digestive endoscopy, the stent body of this invention is more flexible, causing less damage to the appendix. The stent with the flexible section is less prone to bending and provides smooth drainage. Furthermore, the appendiceal stent of this invention shows good imaging under X-rays, facilitating surgery. The anti-displacement rings and barbs placed in the stent body reduce the risk of displacement.

The utility model belongs to the field of medical equipment, and particularly relates to a digestive endoscope gas supply device which comprises a supporting column, and a clamping assembly is arranged on one side of the supporting column. And the clamping assembly comprises a sliding block, the sliding block is slidably connected to the front side of the supporting column, the interior of the sliding block is hollowed out, and a partition plate is fixedly connected to the middle of the sliding block. Through the synergistic effect of the sliding blocks, the partition plates, the telescopic rods, the springs and the surrounding-shaped clamping plates, the gas storage tank can be stably clamped. The elastic effect of the spring enables the clamping plate to adapt to the gas storage tanks with different diameters, and the compatibility of the device to the gas storage tanks with various specifications is effectively enhanced. In the moving or using process of the equipment, the problems of connection looseness and the like caused by shaking and displacement of the gas storage tank can be effectively prevented, the continuity and the stability of gas supply are ensured, a reliable gas source foundation is provided for digestive endoscopy operation, and smooth proceeding of the medical process is ensured.

The utility model relates to the technical field of minimally invasive surgery specimen processing, and discloses a fixed measuring plate for a full-thickness resection specimen in a digestive endoscopy super minimally invasive surgery, which comprises a measuring plate body and a fixing piece, the measuring plate body is used for supporting and observing a surgery specimen, the edge of the measuring plate body is provided with scale values, the measuring plate body is a transparent plate, and the fixing piece is arranged on the measuring plate body. The bottom of the measuring plate body is provided with an illuminating part for illuminating the measuring plate body, the plurality of fixing parts are detachably arranged on the measuring plate body, and the edge of the measuring plate body is provided with scale values, so that a specimen can be directly measured without an additional measuring tool; and the specimen is fixed through the arranged fixing piece, so that puncture damage to the specimen is avoided, the physical damage risk of the specimen in the fixing process is greatly reduced, and the integrity of the specimen is guaranteed.

The invention discloses a digestive endoscopy postoperative liquid diet guidance model based on swallowing function evaluation, which belongs to the field of diet guidance and comprises an evaluation mechanism, a driving mechanism arranged on the surface of the evaluation mechanism, a guidance mechanism mounted on the surface of the driving mechanism and an adjusting mechanism mounted on the surface of the guidance mechanism. The guiding mechanism comprises a mounting disc mounted on the surface of the driving mechanism, and the upper surface of the mounting disc is fixedly connected with a storage barrel used for storing liquid diet through bolts; through cooperative use of all the devices, accompanying personnel or nursing personnel are guided by adopting the liquid diet viscosity corresponding to the grade, an air pump is started according to the grade of the swallowing function of a patient, so that air enters a storage barrel, and through mutual cooperation of a second electromagnetic valve and an air conveying pipe, the swallowing function of the patient is achieved. The liquid diet divided into different grades by the partition plate is discharged through the corresponding discharge pipes and is conveyed into the oral cavity of a patient through the feeding pipe, so that medical personnel can guide accompanying personnel or nursing personnel.

The application provides a kind of intelligent biopsy area prompting method and system for digestive endoscopy, it is related to artificial intelligence auxiliary diagnosis and treatment field, including: obtaining real-time digestive endoscopy video stream;Through multi-scale visual neural network, multi-scale feature extraction is carried out frame by frame to video stream, candidate biopsy area detection is carried out based on multi-scale feature;Biological histology level multi-feature fusion analysis is carried out to candidate biopsy area, and the biopsy value of candidate biopsy area is evaluated;Based on biopsy value, generate prompt element, and real-time superimposed in original video stream;Wherein, the biological histology level multi-feature fusion analysis is from color, texture, blood vessel, morphology, semantic multi-feature of candidate biopsy area is constructed, and the confidence of multi-feature and candidate biopsy area is used to score biopsy value.The application can accurately prompt potential biopsy area in the process of examination, so as to assist doctors to improve sampling scientificity and diagnostic accuracy.