126 results about "Esophagus" patented technology

The invention discloses an enhanced interpretable multi-mode esophageal cancer target detection method and system, and the method comprises the steps: collecting a medical image of an energy spectrum CT detection esophageal tumor, and carrying out the marking processing of the obtained CT image; according to the marked CT image, carrying out multi-modal classification on the medical image and the clinical data information; constructing a fusion model based on multi-modal deep learning to perform fusion processing on the multi-modal features obtained by classification; according to fusion features obtained by fusion, generating an esophageal tumor detection report based on weak supervision contrast learning; constructing an intelligent detection cloud platform by taking the optimized AI diagnosis model as a kernel; the intelligent detection cloud platform is used for transmission, storage management, image data preprocessing, automatic detection and query statistics of energy spectrum CT images. According to the embodiment of the invention, the accuracy and robustness of image segmentation can be improved, efficient and accurate automatic detection of esophageal tumors is realized, and the method can be widely applied to the technical field of computers.

The invention discloses an esophageal adenocarcinoma plasma circulation microbial marker combination, a reagent, a kit, a risk prediction model and application thereof, and belongs to the cross technical field of liquid biopsy and microbiomics. The esophageal adenocarcinoma plasma circulating microbial marker combination disclosed by the invention comprises enterobacteriaceae, cilia, prevotella, ackermania, lactobacillus fermentum and streptococcus. When the esophageal adenocarcinoma plasma circulating microbial marker combination is used for verifying esophageal adenocarcinoma patients and healthy controls, the AUC is 0.952, the sensitivity is 100%, the specificity is 80.00%, the accuracy is 91.43%, the positive predictive value is 86.96%, and the negative predictive value is 100%; the esophageal adenocarcinoma plasma circulating microbial marker combination can effectively distinguish esophageal adenocarcinoma patients from healthy people, is suitable for early screening of esophageal adenocarcinoma, and has remarkable clinical screening application value.

The invention relates to the technical field related to ultrasonic detection, in particular to a method and a device for acquiring an angle of a transesophageal ultrasonic image in a preoperative CT image guidance operation. The method comprises the following steps: acquiring a heart and esophagus cutting model based on a CT image; the heart and esophagus cutting model comprises a heart model and an esophagus model; determining a long-axis section of the heart based on the heart model; determining an esophagus center line based on the esophagus model; selecting a point closest to the long-axis tangent plane in the central line of the esophagus as an ultrasonic irradiation position; the long-axis section of the heart is corrected based on the ultrasonic irradiation position, so that the long-axis section passes through the ultrasonic irradiation position, and the corrected long-axis section is obtained; and determining the angle of the ultrasonic probe based on the corrected long-axis tangent plane and the tangent plane of the esophageal center line at the ultrasonic irradiation position. By means of the arrangement, a doctor can obtain the intraoperative ultrasonic irradiation angle during preoperative planning, and the operation is more accurate and normative.

The invention discloses an ultrasonic imaging system and method based on a heart surface, a medium and a product, the system comprises an ultrasonic detection assembly and an imaging terminal which are in communication connection, an ultrasonic transducer is packaged at the head end of an attached ultrasonic probe in the ultrasonic detection assembly, and an acoustic window on the ultrasonic transducer is planar; the ultrasonic transducer is used for being attached to the surface of the heart or the aorta, and the plane of the ultrasonic transducer is parallel to the plane of the acoustic window; and the imaging terminal is used for generating a sound velocity mask pattern according to the reference ultrasonic image, determining echo time delay data according to the sound velocity mask pattern, synthesizing and reconstructing the radio frequency signal data according to the echo time delay data to obtain an ultrasonic image, performing motion compensation on the image sequence, performing multi-modal fusion on the ultrasonic image subjected to motion compensation, and obtaining a final ultrasonic image. The problem of acoustic interference of anatomical structures such as the chest wall and the esophagus in a traditional echocardiography technology is solved, and real-time and high-quality image support is provided for cardiac surgery.

The invention provides a stomach tube space registration and dynamic positioning method based on historical features, and relates to the technical field of medical instruments, and the method comprises the following steps: data acquisition: recording a catheterization path curve when the catheterization of a patient succeeds, and determining the catheterization path curve as a physiological feature curve; data calibration: marking coordinates of key feature points such as an airway opening, key parts of an esophagus and a stomach entrance on the physiological feature curve; space registration: registering the real-time catheter advancing curve and the physiological characteristic curve in the same coordinate system, and aligning data; dynamic positioning: calculating the position deviation of the front end of the stomach tube, dynamically calibrating based on a deviation value, and controlling the stomach tube to move along a physiological characteristic curve, in the data acquisition step, the physiological characteristic curve is used as a historical reference for path matching in a subsequent tube indwelling process, and in the data calibration step, the tube indwelling control precision is improved by more than or equal to 15% by dividing characteristic sections; and by utilizing a historical physiological curve, the catheterization path deviation is less than or equal to 2mm, and the control precision is improved by 30%.

The invention relates to the technical field of drug delivery, in particular to silk-based oral hydrogel as well as a preparation method and application thereof. The invention discloses and provides a preparation method of a hydrogel material which is based on fibroin, can be subjected to rapid gelation reaction and can be swallowed, subjected to gastric retention and enteric-coated. The material can be used for entrapment and multi-drug joint co-loading of water-phase soluble drugs or insoluble drugs. The hydrogel has the characteristics of excellent mechanical properties and shear thinning, is easy to swallow, and can effectively penetrate through the esophagus to enter the gastrointestinal tract. The hydrogel can be retained in the stomach for more than 24 hours, and responds to pancreatin in the enteric cavity to be degraded and release the entrapped medicine. In conclusion, the fibroin-based hydrogel capable of being swallowed, retained in the stomach and enteric, which can be subjected to rapid gelation reaction, has relatively high application value in the fields of oral drug carriers, oral health-care products, wound gel dressings, antibacterial materials and the like.

The present invention relates to a catheter construction and method of use suitable for use in navigating within a body lumen or vessel, such as a vein, artery, nasal cavity, esophagus, etc. to assist in the performance of various procedures. The device can include a flexible tubular member having a proximal end, a distal end, and channel extending substantially between the proximal end and the distal end, a stiffening sleeve positioned at the distal end of the tubular member to provide stiffness thereto so that a removable procedural tool can be attached to the tubular member, and an elongated non-elastic tether situated within the channel of the tubular member and secured at one end to the distal end of the member, such that when the tether is held in tension, the tether acts to minimize the tubular member from deviating from a neutral state.

The invention relates to the technical field of oral care, in particular to an unconscious patient oral foreign matter cleaning device which comprises a seat body, two fastening belts with one ends mounted on the front side and the rear side of the seat body respectively and a central airway tube mounted in a mounting shell at the head of the seat body, and an elastic air bag mounted at the head of the central airway tube. A cleaning module is mounted in the middle through a rotary operation pipe, and an adsorption part is arranged between the cleaning module and the rotary operation pipe; the cleaning control center is arranged at the tail of the central airway tube and connected with the cleaning module through a cleaning liquid tube and an air tube, and the problems that in the prior art, due to the fact that a patient does not have the autonomous swallowing and closing capacity, foreign matter easily enters the airway by mistake, choking is caused, and the safety risk is high are solved; the visual field in the oral cavity is poor, the operation space is narrow, and manual or conventional instruments are difficult to clean comprehensively; an airway protective isolation structure is lacked, and cleaning fluid easily enters the esophagus and the airway and cannot adapt to the special physiological status of the coma patient.

The invention discloses an esophagus information detection method and system, a processing method and device and a storage medium. The esophagus information detection method comprises the steps that first feature information shown by an accessory when a sampling device is located at the cardia part is obtained; obtaining esophageal sampling data detected by the sampling device between the cardia part and the esophageal starting part; obtaining second feature information shown by the accessory when the sampling device is located at the starting part of the esophagus; determining scale information according to the first feature information and the second feature information; determining esophageal state information relative to a world coordinate system according to the scale information and the esophageal sampling data. According to the esophageal information detection method provided by the invention, esophageal state information relative to a world coordinate system can be constructed as intermediate data and can be used for recovering an absolute size and providing accurate reference for subsequent diagnosis and treatment.

The invention discloses an esophagus medicine applying device for a patient in the digestive system department, and relates to the field of medical equipment, the esophagus medicine applying device comprises a medicine applying pipe, an air pipe is fixedly mounted at the bottom of the outer surface of the medicine applying pipe, and a protective air bag is fixedly mounted on one side of the medicine applying pipe and one side of the air pipe; a pressure sensor is installed on the edge portion of one side of the outer surface of the extending pipe, a dosing mechanism is arranged on the outer surface of the medicine applying pipe and used for adjusting different types of dosing modes, the dosing mechanism comprises a dosing connecting part, the dosing connecting part is fixedly installed on the position, close to the upper portion of the protective air bag, of the outer surface of the medicine applying pipe, and a fixing groove is formed in the middle of one side of the outer surface of the dosing connecting part; the closed administration area is formed by inflating the protective air bag, and by matching with real-time monitoring of the pressure sensor, medicine is effectively prevented from flowing back to the stomach and entering the airway by mistake, discomfort such as nausea and sour regurgitation of a patient is reduced, lung injury is avoided, and the administration safety is improved compared with the prior art.

Methods are disclosed for dissecting a mucosa and a submucosa from a muscularis propria from a region of an organ of a subject, wherein the organ is not the esophagus. In some embodiments, the organ is in the gastrointestinal tract. These methods include injecting submucosally into the organ of the subject a pharmaceutical composition comprising an extracellular matrix (ECM) hydrogel to form a cushion between the submucosa and the underlying muscularis propria at the region of the organ, wherein the ECM hydrogel has the following characteristics: a) a time to 50% gelation of less than 30 minutes at a temperature of about 37° C.; b) a flow viscosity suitable for infusion into the organ; and c) a stiffness of about 10 to about 400 Pascal (Pa).

The invention relates to the technical field of medical instruments, in particular to a portable multi-channel glottis cover. Comprising an external cylinder, the external cylinder is fixedly connected with an air guide pipe, the external cylinder is fixedly connected with a flow guide pipe, the flow guide pipe is fixedly connected with an inflator pump, and the inflator pump is provided with a flow blocking unit; the flow blocking unit comprises first protruding rings distributed at intervals, the first protruding rings distributed at intervals are communicated with the inflator pump, and the inflator pump is communicated with second protruding rings distributed at intervals. Through the shape design and staggered arrangement of the first convex rings and the second convex rings, a plurality of annular cavities with opposite volume changes are formed in cooperation with the esophagus of a patient, when the first convex rings and the second convex rings are extruded by reflux gastric juice, the directions of counter-acting force provided by the adjacent annular cavities after the adjacent annular cavities are pressed are different, and the counter-acting force is uniform. The counter-acting force in different directions can effectively disperse external force, the deformation quantity of the first convex ring and the second convex ring is reduced, and therefore the probability of sealing failure is reduced.

The present invention complies with the technical field of intestinal obstruction catheters, and in particular relates to an intestinal obstruction catheter with a visual camera. It comprises a catheter body, the catheter body is fixedly connected to a guide head, the guide head is provided with circumferentially spaced visual cameras, the catheter body is provided with a suction channel, a reserved channel 1 and a reserved channel 2, the catheter body is provided with spaced suction holes, the catheter body is provided with a liquid sac 1, the liquid sac 1 is connected to a catheter 1, the visual camera is connected to a data cable, the data cable is located in the reserved channel 2, and the tail end of the catheter body is provided with a liquid injection port 1, a data plug and a guide wire inlet. The present invention utilizes circumferentially equally spaced visual cameras to timely observe the internal environment of the intestinal cavity and the intestinal lesions, and at the same time, does not require an endoscope to be lowered into the intestinal cavity along with the catheter body, thereby reducing the discomfort of the patient's esophagus and throat after surgery.

Disclosed in the present invention are a superconducting magnet system for esophageal atresia traction anastomosis, and a method. The system comprises: a superconducting magnet device, a movable flat plate, a support, a ferromagnetic core and a permanent magnetic core, wherein the movable flat plate is movably arranged inside a central hole of the superconducting magnet device, the support is fixedly connected to the superconducting magnet device, and the ferromagnetic core and the permanent magnetic core are placed inside the central hole of the superconducting magnet device and are respectively located at a proximal esophageal end and a distal esophageal end of an esophageal atresia target; the superconducting magnet device is configured to generate a uniform magnetic field and a gradient magnetic field inside the central hole; and the ferromagnetic core and the permanent magnetic core are configured to provide opposite traction forces for the esophageal atresia target under the uniform magnetic field and the gradient magnetic field. According to the present application, by combining the uniform magnetic field, the gradient magnetic field, the ferromagnetic core and the permanent magnetic core, opposite traction forces that have adjustable magnitudes and that do not require directional adjustment are provided for the esophageal atresia target, thereby improving the traction force intensity, control flexibility and control precision.

The utility model discloses a kind of gastric cavity plugging catheters of gastrostomy in the medical instrument technical field, the device increases plugging balloon and sealing clamping piece, can be held by inside and outside, hold stomach wall and skin to position the device, while plugging balloon seals and isolates the puncture of stomach wall inside gastric cavity, effectively avoid gastric juice to flow out, avoid gastric juice to overflow along the puncture and cause skin burning;Positioning baffle is also increased, can be unfolded inside duodenum, positioning baffle can position nutrition tube, avoid nutrition tube to slide and separate, can also effectively block pylorus, effectively avoid enteric digestive juice to enter stomach, and do not hinder gastric juice to flow into intestine normally, and by pressure relief port and pressure relief pipe, stomach is conveniently decompressed, effectively avoid that pressure is too high and nutrition liquid is refluxed to esophagus.

The invention relates to the technical field of medical instruments, and particularly discloses a catheter structure, an external chest compression system and a pressure regulation and control method. The catheter structure comprises a catheter body, a positioning bag body, at least two esophageal bag bodies, a pressure adjusting assembly, a pressure monitoring assembly and a controller, the positioning bag body is connected to the far end of the catheter body, and the esophageal bag bodies are sequentially arranged in the direction of the side, close to the near end, of the positioning bag body; the pressure adjusting assembly is communicated with the positioning bag body and each esophageal bag body through each independent pipeline; the pressure monitoring assembly is used for collecting real-time pressure data in each esophageal capsule; the controller is used for controlling the pressure adjusting assembly to adjust the pressure in each esophageal capsule in combination with a compression signal fed back by external chest compression equipment and pressure data collected by the pressure monitoring assembly. The esophageal capsule bodies are arranged in a sectional mode, the pressure in the esophageal capsule bodies can be flexibly controlled according to the external chest compression rhythm, the extrusion effect of the back wall of the heart is improved, and then the external chest compression effect and efficiency are improved.

This invention relates to the field of medical device technology, and more particularly to a portable multi-channel glottis. It includes an external cylinder, to which an air guide tube is fixedly connected, and to which a flow guide tube is fixedly connected. An inflation cylinder is fixedly connected to the external cylinder, and the flow guide tube is also fixedly connected to an inflation cylinder. A flow-blocking unit is provided on the inflation cylinder. The flow-blocking unit includes spaced-apart first convex rings, which are connected to the inflation cylinder, and spaced-apart second convex rings are connected to the inflation cylinder. This invention, through the shape design and staggered arrangement of the first and second convex rings, forms several annular cavities with opposite volume changes in the patient's esophagus. When the first and second convex rings are compressed by refluxed gastric juice, the reaction forces provided by adjacent annular cavities after compression have different directions. These different directions of reaction forces can effectively disperse external forces, reduce the deformation of the first and second convex rings, and thus reduce the probability of seal failure.

The utility model relates to the technical field of feeding auxiliary equipment, and discloses auxiliary equipment for smoothing esophagus, which comprises a stop block, a liquid food connector is fixedly connected to the middle of the upper surface of the stop block, and a first air inlet and outlet connector is fixedly connected to one side of the outer wall of the liquid food connector. A second air inlet and outlet connector is fixedly connected to the side, away from the first air inlet and outlet connector, of the outer wall of the liquid food connector, and a first air conveying pipe is fixedly connected to one side in the check block. According to the auxiliary equipment for smoothing the esophagus, the check block is arranged, the position of the equipment is limited and fixed by biting the biting pad by a patient, the possibility that the esophagus of the patient is injured due to the fact that the equipment moves accidentally is reduced, the size of the silica gel block can be expanded by inflating the first air bag, and therefore the esophagus is smooth. Therefore, the discomfort of a patient when the patient bites the stop dog is reduced, and the comfort and safety of the equipment in use are improved.

The invention relates to the technical field of gastroenterology, in particular to an endoscope ligation device for the gastroenterology, which comprises an endoscope handle part and an insertion part connected to the head part of the endoscope handle part, a ligation head part is mounted at the head part of the insertion part, a negative pressure adsorption mechanism is arranged on the inner side of the ligation head part, and the negative pressure adsorption mechanism is connected with the endoscope handle part. A plurality of elastic rings are connected to the loop ligature head in a sleeving mode, a trigger push rod switch is arranged on the negative pressure adsorption mechanism and connected with a retracting and releasing mechanism located on the inner side of the loop ligature head, and the retracting and releasing mechanism is connected with the negative pressure adsorption mechanism. The problems that an elastic ring loading process is time-consuming and labor-consuming, complex lesions such as esophageal varicose veins need to be subjected to loop ligature for many times, the treatment opportunity of a patient is easily affected, the head may cause mechanical injury to the esophagus when the device enters the esophagus, and comfort and safety are low are solved.

A tool to aid in the feeding of whole animal bodies to a live reptile. The invention is designed for the use of deceased whole animal bodies, though a live animal body could be used in some instances. The tool consists of a barrel and a plunger. The barrel has an interior opening large enough to receive a whole animal body. The tip of the barrel has a beveled, angled tip which is used to assist in the opening of the reptile's mouth for feeding. The barrel may be lubricated to further assist insertion of the barrel into the reptile's mouth such as to position the animal body into the reptile esophagus. When fully depressed against the barrel, the end of the plunger will extend beyond the tip of the barrel to help push the animal body into the reptile's esophagus.

The invention discloses an AI intelligent identification visual nasogastric tube, and relates to the technical field of medical instruments, the AI intelligent identification visual nasogastric tube comprises a nasogastric tube body and a guide wire body, one end of the nasogastric tube body is provided with a monitoring end, the other end of the nasogastric tube body is provided with a tube joint, and the nasogastric tube body is internally provided with a main channel, an auxiliary channel and a data channel; a first data line is arranged in the data channel, and one end of the first data line is in electric signal connection with a first camera module; the first camera module is a waterproof medical camera, the first data line is an optical fiber, the data channel and the first data line are sealed through silica gel, and the first data line is connected with an external monitoring terminal through a data interface. The high-definition waterproof medical camera arranged in the monitoring end is deeply combined with the AI algorithm, the probability that the nasogastric tube enters the trachea by mistake is reduced by collecting the characteristics of the inner wall of the alimentary canal in real time and automatically distinguishing the airway and the esophagus inlet, and the AI model can learn individualized anatomical differences, dynamically adjust the recognition threshold value and meet the requirements of different patients.

Provided herein is a method of administering a therapeutic for a pancreatic disorder to a subject in need thereof, the method comprising (a) advancing an endoscope comprising a needle through the oropharynx and esophagus of the subject and into the stomach; (b) advancing the needle out of the stomach and into the retroperitoneal cavity of the subject; and (c) administering the therapeutic through the endoscope into the retroperitoneal cavity.

The utility model belongs to the technical field of neck fixing pillows, and particularly relates to a neck supporting and fixing pillow which comprises an angle adjusting mechanism and a height adjusting mechanism, the angle adjusting mechanism is used for adjusting the angle of the head of a patient, and the height adjusting mechanism is located in front of the angle adjusting mechanism and used for adjusting the height of the neck of the patient. The fixing mechanisms are located on the left side and the right side in front of the height adjusting mechanism and used for fixing the patient and the fixing pillow. According to the utility model, the zipper head is matched with the adjusting zipper to control and drive the supporting head pillow to incline forwards, so that the sponge cushion in the front supporting neck pillow leans forwards to complete the angle adjustment, the jaw of a patient is closer to the chest, and the secondary injury of the patient caused by the rupture of an airway or esophageal surgical incision is prevented.

A simulated airway for training and practicing medical procedures has an upper jaw having simulated teeth, a nasal passage, a tongue, an epiglottis, a larynx, a trachea, an esophagus, and vocal cords. Portions of the airway are reinforced with fabric. A method of making a human airway model for simulation of medical procedures includes sculpting a core for a mold from a resin material, depositing a layer of clay on the core, and placing the core in a mold. The layer of clay is removed and a polymer is injected into the mold.

The utility model discloses a multifunctional trachea cannula catheter which comprises a base section and a pilot section. The multifunctional trachea cannula catheter is provided with an oxygen channel and a working channel side by side, the oxygen channel and the working channel both penetrate through the pilot section and the basic section, and the pilot section is suitable for being in a normal state and keeping a bending angle relative to the basic section during use. Compared with the prior art, the catheter has certain hardness, when the catheter is inserted into the oral cavity and the glottis, the catheter does not need to swing and twist for plasticity, and the catheter is not prone to bending and entering the esophagus by mistake; the catheter has a certain bending angle and hardness, so that the requirement of a doctor on the backward leaning of the head of a patient is reduced during intubation; the catheter is not easy to bend due to the pressing of the epiglottis, the catheter can supply oxygen uninterruptedly, and the breathing problems such as upper airway obstruction of a patient are solved; sputum in the oral cavity can be sucked out conveniently, and the visual field is kept clear.

The present invention relates to a drug delivery system for application to the esophageal mucosa, comprising at least one sheet-like, in particular film-shaped, foil-shaped or oblate-shaped formulation containing a reflux inhibitor, a release mechanism, and a trigger mechanism, the trigger mechanism being adapted to cause release by the release mechanism of the sheet-like formulation at a predetermined site of action.

The invention relates to a nasogastric tube visual detection device and system and a control method of the nasogastric tube visual detection device and system, a nasogastric tube and an electronic laryngoscope are combined by adopting the working principle similar to that of the electronic laryngoscope, intubation visual operation of the nasogastric tube of a patient is achieved, the intubation process and a nasogastric endoscopic image of the patient can be visually displayed on an LED display, and the intubation effect of the nasogastric tube is improved. An operator can be guided to smoothly indwelling a tube, judge whether the passing part has an obstacle or not in the stomach tube indwelling process, adjust the tube indwelling direction and force in time and the like, pain caused by the large tube indwelling process on a patient is avoided, damage to the inner wall of the esophagus due to the fact that the patient is busy to indwelling the tube because the patient does not know the condition in the nasogastric is avoided, and the tube indwelling risk is reduced.

The utility model relates to a pair of nasal feeding tube imbedding guide forceps in the technical field of guide forceps, which is characterized in that the rear side of a guide forceps body I is provided with an arc-shaped guide channel I for clamping a nasal feeding tube and imbedding the nasal feeding tube into an esophagus opening of a human body; the front side of the second guiding clamp body is provided with a second arc-shaped guiding channel used for being matched with the first arc-shaped guiding channel to place the nasal feeding tube into the esophagus of the human body. A medical worker is matched with a laryngoscope to expose the esophagus opening of the throat and then uses the guide forceps, the medical worker holds the first operation ring and the second operation ring to enable the first guide forceps body and the second guide forceps body to clamp the nasal feeding tube to be placed into the esophagus opening, adjust the direction and fix the nasal feeding tube in place, and then the nasal feeding tube passes through the first arc-shaped tube feeding opening and the second arc-shaped tube feeding opening. The first arc-shaped guide channel and the second arc-shaped guide channel are arranged in the esophagus in a matched mode to reach the target depth; the operation is completed under direct vision, mucous membrane damage can be reduced, and complications such as bending and circling of the nasal feeding tube entering the trachea are avoided.

The invention relates to the technical field of intestinal obstruction catheters, and particularly discloses a novel intestinal obstruction catheter placed through abdominal wall-stomach fistulization, the novel intestinal obstruction catheter comprises a cannula, an abdomen and a stomach, one end of the cannula penetrates through the abdomen and the stomach under the guidance of a gastroscope, a first fixing mechanism is arranged at one end of the cannula, and a first through hole and a second through hole are formed in the cannula; a catheter body and a nutrient canal are installed in the first through hole and the second through hole respectively, a fixing end is installed at the other end of the cannula, a connecting opening is formed in one end of the catheter body, and a sheath tube is inserted in the connecting opening. According to the intestinal obstruction catheter, the cannula is directly installed in the stomach of a patient, and then the catheter body penetrates through the cannula and is placed in the intestinal tract of the patient, so that the situation that the catheter body directly penetrates through the nostril-esophagus of the patient to cause great pain to the patient, especially the patient needing to place the intestinal obstruction catheter for a long time, is avoided; and the catheter body is matched with the nutrition tube, so that nutrition can be conveniently supplied to the intestines, and the malnutrition condition of the patient is avoided.

The utility model relates to the technical field of medical instruments, in particular to a digestive tract foreign body taking-out protection device which comprises an endoscope pipeline, an annular sleeve is coaxially fixed to one end of the endoscope pipeline, a gastroscope body coaxially penetrates into the endoscope pipeline, the annular sleeve is provided with an anti-bite mechanism in a matched mode, and the annular sleeve is further provided with a pipeline supporting mechanism in a matched mode. The gastroscope body is provided with a first air bag mechanism in a matched mode. The end, away from the annular sleeve, of the endoscope pipeline is provided with a second air bag mechanism in a matched mode. When foreign matters are taken out, the esophagus cannot be damaged, meanwhile, an endoscope pipeline is prevented from being damaged, the use effect is more flexible and convenient, the pain of a patient is effectively reduced, and the overall working efficiency is higher.