71 results about "Gastrovison" patented technology

The invention relates to the field of equipment for assisting gastroscopy, in particular to equipment for assisting medical examination and a working method thereof. The equipment comprises a workbench, a placing assembly, a transmission mechanism and a driving mechanism. The placing assembly comprises a moving rod and clamping seats fixed to the two sides of the moving rod. The transmission mechanism and the driving mechanism are arranged below the workbench and are used for driving the moving rod to rotate and lift relative to the workbench, so that the test tubes placed on the two clamping seats rotate and lift relative to the workbench, and detection samples and indicators in the test tubes are fully mixed by utilizing the lifting and rotating processes; meanwhile, in the process that one clamping seat drives the test tube to rotate and lift for mixing, the other clamping seat moves to an initial position, so that medical personnel can conveniently place the test tube containing a sample to be detected and an indicator again. Therefore, according to the gastroscopy test tube shaking device, the test tube can be shaken without manual work, labor is saved, safety is achieved, and the gastroscopy efficiency can be improved.

The invention provides a gastroscope traction device. The gastroscope traction device comprises a mounting seat, a driving assembly, a cleaning assembly and a traction assembly, wherein the driving assembly is detachably arranged on the mounting seat; the cleaning assembly is rotatably arranged on the mounting seat and is connected with the driving assembly; the traction assembly is fixedly arranged on the mounting seat and is connected with the driving assembly; the cleaning assembly and the traction assembly can clean, clamp and pull a gastroscope pipeline under the action of the driving assembly. According to the gastroscope traction device, an endoscope pipeline can be stably and evenly recycled after gastroscopy is completed, meanwhile, the outer wall of the endoscope pipeline is cleaned and disinfected, the risk of cross contamination is reduced, and the service life of an instrument is prolonged.

The utility model provides a kind of detectable carbon dioxide type glottis upper ventilation structure, including gastroscope bite and ventilation catheter, ventilation catheter and gastroscope bite intercommunication, ventilation catheter intercommunication has multifunctional joint, and multifunctional joint is equipped with oxygen interface, multifunctional joint is also intercommunication with CO2 sampling pipe, and oxygen interface and ventilation catheter intercommunication, CO2 sampling pipe is located in ventilation catheter.In, multifunctional joint includes inner tube and outer tube, and ventilation catheter upper end is inserted into the annular space between inner tube and outer tube and is interconnected with outer tube lower end, and inner tube upper end is connected with CO2 sampling interface, and CO2 sampling pipe is inserted from inner tube lower end and is interconnected with CO2 sampling interface.The utility model can realize oxygen supply and carbon dioxide collection simultaneously or in operation by multifunctional joint during gastroscopy, solve the problem of patient hypoxia in current painless gastroscopy diagnosis and treatment, meet the demand of effective monitoring end-tidal carbon dioxide concentration, and ventilation oxygen supply and carbon dioxide detection can be carried out without stopping gastroscopy.

The invention relates to the field of biological medicine, in particular to a biomarker composition for diagnosing gastric cancer and a use method, and the biomarker composition comprises the following biomarkers: a biomarker A, a biomarker B and a biomarker C; the biomarker A is a protein highly expressed in gastric cancer cells; the biomarker B belongs to a class of small molecule RNA; the biomarker C is a newly found metabolite. The biomarker combination disclosed by the invention contains multiple types of biomarkers such as protein, small molecule RNA and metabolites, so that the diagnosis accuracy is improved; according to the detection method, body fluid samples such as serum and gastric juice are mainly adopted, and compared with invasive operation such as gastroscopy, the non-invasive or minimally invasive advantage is achieved; the biomarker composition and the use method are simple and convenient to operate, relatively low in cost and suitable for wide popularization and application in clinical laboratories, and have good clinical application prospects.

The invention relates to a ventilation device for gastroscopy in an anesthesia state, belongs to the technical field of medical instruments, and solves the problems that in the prior art, a gastroscope access channel and an oxygen supply channel are parallel, the occupied space of the oropharynx is large, placement is inconvenient, oxygen supply cannot be effectively guaranteed, and oral cavity tissue is prone to being damaged. The device comprises a protection tube unit and a ventilation catheter, wherein the ventilation catheter is arranged on the protection tube unit; the protective tube unit is used for being connected to the outer wall of a gastroscope in a sleeving mode during gastroscopy, and the outer wall of the gastroscope is prevented from rubbing the throat of a patient. High-flow oxygen is input into the respiratory tract of a patient through the gap between the protective tube unit and the gastroscope, so that the patient can keep effective breathing. According to the ventilation device, an existing gastroscope access channel and an existing oxygen supply channel which are arranged side by side are improved into the mode that only one pipe is used for effective ventilation, the gastroscope body of the gastroscope and the throat of a patient can be isolated at the same time, the occupied space of the oropharynx is small, implantation is convenient, and tissue damage is reduced.

The present invention belongs to the technical field of medical auxiliary devices, and particularly relates to an auxiliary device for gastroscopy examination in the digestive department, including a housing, a support base, and a protective shell; a support assembly, the support assembly is arranged on the support base; a rotating shaft, the rotating shaft is rotatably connected in the housing, and a driving wheel is fixedly installed on the outer wall of the rotating shaft; a scraping assembly, the scraping assembly is arranged at the lower end of the housing; an auxiliary mechanism, the auxiliary mechanism is arranged on the housing; wherein, the auxiliary mechanism includes a cleaning part, the cleaning part is arranged in the housing and is used for cleaning the mucus remaining on the driving wheel, a linkage part is arranged in the housing, an opening and closing part is arranged on one side of the housing for controlling the opening and closing of the support assembly, and a negative pressure part is arranged on the other side of the housing. The present invention can improve the safety, hygiene, operation convenience and accuracy of gastroscopy examination, and reduce the maintenance cost and operation time of the equipment.

The utility model discloses a gastroscopy anti-aspiration detachable multilayer pillow in the technical field of medical supplies, which comprises a supporting bottom plate, one end of the top of the supporting bottom plate is rotatably connected with an adjusting plate through a supporting assembly, and the top of the supporting bottom plate is provided with a driving mechanism for controlling the inclination angle of the adjusting plate. The supporting bottom plate and the adjusting plate are each provided with a supporting base rotationally connected with the driving mechanism, a soft pillow assembly is detachably installed at the top of the adjusting plate and sequentially provided with a soft layer and an anti-skid layer from top to bottom, and the four corners of the bottom of the soft layer are detachably connected with the adjusting plate. The utility model solves the problems that the supporting height of the pillow used in the existing gastroscopy is always fixed and is inconvenient to flexibly adjust according to an actual user, so that the reflux and aspiration conditions possibly occur when a patient is subjected to the gastroscopy, a certain injury is brought to the patient, and the pillow is not convenient for people to use.

The utility model belongs to the field of medical instruments, particularly relates to a special oropharyngeal airway for a gastroscope and a fixing device, and provides the following scheme aiming at the problems that various existing airway opening methods and tools are limited under certain conditions and the use of gastroscopy is influenced: the special oropharyngeal airway comprises a first oral cavity airway and a second oral cavity airway, the oral cavity ventilation device is simple in structure and convenient to assemble, a doctor can rapidly install and fix the oral cavity ventilation device for a patient, the operation difficulty and workload of the doctor are reduced, meanwhile, materials and structural design adopted by the oral cavity ventilation device are relatively simple, the manufacturing cost is low, and the oral cavity ventilation device is suitable for popularization and application. Therefore, the gastroscope has high cost performance and good adaptability and stability, is suitable for patients of different age groups and oral cavity structures, improves the comfort and safety of gastroscopy, reduces the occurrence rate of complications, and has wide application range and popularization value.

1. Name of the product in this design: Gastroscopy Camera. 2. Purpose of this design: For use by patients during gastroscopy. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention belongs to the technical field of pharmaceutical preparations, and particularly relates to a streptavidin compound preparation with mucus removing and defoaming functions and a preparation process thereof. The preparation consists of streptavidin, sodium bicarbonate, dimeticone, silicon dioxide, polysorbate 80 and a filler / adhesive. The preparation method comprises the following steps: stirring dimeticone and silicon dioxide at 145-155 DEG C to react for 7-8 hours to form a compound through a step-by-step granulation process, performing wet granulation, mixing active ingredients at low temperature, and finally performing dry granulation and sub-packaging. The method is characterized in that 1) streptavidin and dimeticone synergistically decompose mucin and break bubbles, and double-view interference is synchronously eliminated; the pH value in the stomach is maintained to be 7-10 through sodium bicarbonate, the enzyme activity is guaranteed, step-by-step granulation avoids high-temperature damage to the enzyme structure, and 5-minute rapid disintegration is achieved through the 80-mesh sieve granule control technology. The preoperative process is simplified, the drug synergism is improved, and the preparation is suitable for gastroscopy and other scenes.

The oxygen uptake and carbon dioxide monitoring device for the difficult airway under the gastroscope comprises a cover body and a seam, a guide structure is arranged on the seam and comprises an arc-shaped extending part and a baffle ring, the arc-shaped extending part is fixedly connected to the side portion of the seam, and the baffle ring is arranged on the arc-shaped extending part. A placement channel for guiding a gastroscope pipeline is formed in the arc-shaped extension part; through the design of the structures such as the nip, the arc-shaped extension part and the placement channel, the arc-shaped extension part is arranged on the nip, so that a gastroscope pipeline can enter the throat more smoothly after being guided by the placement channel, stimulation and discomfort to the throat of a patient are reduced, and the comfort and safety of the patient are improved; the guide structure is arranged on the nip, so that a doctor can find a correct insertion path more quickly, discomfort of a patient and additional injury caused by repeated attempts are reduced, time wasted by the repeated attempts can be reduced, and the efficiency of gastroscopy is improved.

The invention belongs to the field of interaction in gastroscopy, and particularly relates to an interactive response touch device for gastroscopy, a circular track mechanism comprises a circular track arranged on an examination bed, and a sliding seat moving along the track is arranged in the circular track; the direction adjusting mechanism comprises a support installed on the sliding base, a protruding first shaft rod is installed on the support, and a rotatable first direction adjusting table is arranged outside the first shaft rod. A touch control device for interactive response of medical staff in gastroscopy is built through the circular track mechanism, the direction adjusting mechanism, the protective frame mechanism, the display screen and the interactive end base, the circular track mechanism and the direction adjusting mechanism are matched to adapt to patients of any body type, and the display screen can be adjusted to the angle right facing the patients under any body position; in the interaction process during examination, a patient can know how to answer the inquiry of a doctor according to the indication of the display screen, and can actively communicate with the doctor when the inquiry is improper, so that the problem of inconvenience in speaking during gastroscopy is solved, and the doctor responds in time according to the instruction to complete efficient and accurate interaction response during examination.

Proposed is a gastroscopy area indication method that includes loading a gastroscopy image analysis model and setting an analysis condition of the analysis model by a model loading / condition setting part, initializing an analysis screen and displaying a picture of a normal stomach by a controller, preprocessing, by an image preprocessing part, a gastroscopy image received through an image receiving part so that subsequent image analysis is smoothly performed, analyzing the preprocessed gastroscopy image by an image analysis part by using the image analysis model based on AI, detecting and indicating, on the basis of a result of analysis by the image analysis part, at least one selected from a group of an examination area, a hernia area, and a lesion area in the gastroscopy image, and providing, by the controller, the result of analysis performed by the image analysis part.

The utility model discloses a disposable suction adapter which comprises a suction tube and a stomach tube, and an adapter is arranged above the stomach tube. The surface of the conversion connector communicates with a connecting pipe, a combination part is arranged below the conversion connector, a limiting pipe is fixed to the upper portion of the surface of the conversion connector, a first friction part is arranged on the surface of the combination part, a first limiting ring is fixed to the surface of the combination part, and a plurality of containing grooves are formed in the surface of the combination part. A limiting ball is slidably connected to the inner wall of the storage groove, a first limiting groove and a positioning groove are formed in the inner wall of the stomach tube, and second friction parts are arranged on the upper portion of the surface of the suction tube and the inner wall of the limiting tube. The disposable connecting tube has the advantages that the disposable connecting tube can be connected with an injector, is convenient for patients with gastric retention or active hemorrhage to use in gastroscopy, has good anti-drop performance, and solves the problems that the existing disposable connecting tube cannot be externally connected with the injector, is inconvenient to use during examination, and is poor in fixing effect after connection.

The utility model discloses a gastroscope mouth biting device for the digestive system department, relates to the technical field of medical instruments, and aims to solve the problems that in the process of stretching a gastroscope tube into the mouth, a patient is inevitably subjected to nausea and vomiting due to stimulation, the tongue of the patient also acts due to nausea and vomiting, and then the gastroscope tube is pushed to shake; the tongue pressing device comprises an arc-shaped attaching plate of a U-shaped structure, a tongue pressing part used for limiting the tongue of a patient is detachably installed at the bottom of one side of the arc-shaped attaching plate, and the tongue pressing part comprises a connecting block with the two ends bent inwards to form bent structures; the bent end of the connecting block is provided with a fan-shaped tongue depressor used for abutting against the surface of the tongue of the patient and limiting the tongue. The tongue limiting device has the advantage that the tongue can be limited when a patient is stimulated in the process that the gastroscope tube extends into the tongue limiting device.

The invention provides application of a biomarker in preparation of a product for predicting damp-heat syndrome of chronic atrophic gastritis, and the biomarker comprises TM7x bacteria, and further comprises at least one of kiwifruit bacteria, actinomycetes, twin coccus and phenylacetic acid. Compared with traditional gastroscopy, the tongue coating biomarker obtained by screening through a bioinformatics method provides a non-invasive diagnosis method, so that the compliance of a patient is improved. According to the method, the medical cost is reduced, the diagnosis feasibility and accuracy are improved, and the method not only can be used for diagnosing the chronic atrophic gastritis damp-heat syndrome, but also can be popularized to early screening and prevention.

The invention belongs to the technical field of gastroscopy, and particularly relates to an auxiliary device for gastroesophageal reflux examination, which comprises an expansion and shrinkage sleeve assembly and a gastroscope assembly, the diameter of the expansion and shrinkage sleeve assembly can be changed, when the diameter of the expansion and shrinkage sleeve assembly is at the minimum value, the diameter of the expansion and shrinkage sleeve assembly is smaller than that of the gastroscope assembly, and when the diameter of the expansion and shrinkage sleeve assembly is at the minimum value, the diameter of the gastroscope assembly is smaller than that of the gastroscope assembly. When the diameter of the expansion and shrinkage sleeve assembly is at the maximum value, the gastroscope assembly can be inserted into the expansion and shrinkage sleeve assembly in a sliding mode. The double-layer cannula insertion structure is adopted, firstly, the expansion and shrinkage cannula assembly which is small in diameter and is in a shrinkage state is inserted into the esophagus, and therefore the discomfort of a patient is reduced; then, the expansion-shrinkage sleeve assembly is unfolded and converted into a hollow tube structure with a larger diameter from a folded and shrunk state, and then the gastroscope assembly is inserted into the expansion-shrinkage sleeve assembly, so that insertion of the gastroscope is completed.

The utility model relates to the technical field of medical supplies, in particular to a gastroscopy bag for stomach illness examination, which comprises a gastroscopy bag bottom, a dust cover, a liner, a waterproof film and a T-shaped partition plate, the dust cover is arranged at the top of the gastroscopy bag bottom, a built-in tray is arranged on one side of the T-shaped partition plate, and the waterproof film is arranged on the other side of the T-shaped partition plate. A liner made of medical-grade non-woven fabric is arranged at the inner bottom of the built-in tray; a T-shaped partition plate is fixed in the dustproof cover, a first inserting groove is formed in the bottom of the gastroscopy bag bottom, and a second inserting groove is formed in the inner side of the dustproof cover; the novel gastroscopy bag is provided with a structure for carrying out anti-collision and anti-abrasion protection on the gastroscope, damage to the gastroscope in the process of taking and placing the gastroscope is avoided, the function of preventing water or corrosive liquid from permeating into the gastroscopy bag from the bottom of the gastroscopy bag is achieved, and then the practicability can be effectively improved.

1. The name of the product of this design: Endoscope operating unit (gastroscope). 2. Purpose of the product of this design: used for gastroscopy. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic drawing 1. 5. Designate Design 1 as the base design.

The anaesthetic mask for the painless gastroscope comprises a mask body, a shaping module is arranged on the outer wall of one side of the mask body and comprises a fixing ring, the outer wall of one side of the fixing ring is fixedly connected with the outer wall of one side of the mask body, a fixing assembly is arranged on the outer wall of the fixing ring, a round hole is formed in the outer wall of one side of the mask body, and the fixing assembly is arranged in the round hole. The inner wall of the round hole is fixedly connected with a pipe fixing sleeve, the inner wall of the pipe fixing sleeve is fixedly connected with an anesthesia pipe opening, and three oxygen conveying holes are formed in the outer wall of one side of the mask. According to the anesthetic mask for the painless gastroscope, the sealing capacity of equipment in the working process is improved, and the problem that an existing anesthetic mask for the painless gastroscope cannot be adjusted according to facial features of a patient is solved by arranging the shaping assembly; and the risk of hypoxemia occurring in the gastroscopy process of a patient is greatly reduced, and the requirement of existing medical treatment is better met.

The utility model relates to the technical field of gastroscopy, in particular to an auxiliary device for gastroscopy of digestive system department, which comprises a mounting seat and a bed board, the mounting seat is arranged above the bed board, positioning plates are arranged above the mounting seat, and the positioning plates are arranged in bilateral symmetry about the center of the mounting seat. A clamping and positioning effect is provided for the head of a patient through a positioning plate, a first connecting block is fixed to the lower portion of the positioning plate, the first connecting block is located in a mounting base and forms a horizontal sliding structure with the mounting base, a driving block is fixed to the lower portion of the first connecting block, and a driving control mechanism is connected to the interior of the driving block. According to the auxiliary device for gastroscopy of the gastroenterology department, the head of a patient can be clamped and positioned through the positioning plate, an examination tube is guided in cooperation with the guide cover, the patient is prevented from biting the examination tube, meanwhile, the head of the patient can be kept stable in the subsequent examination process, and the examination tube is prevented from deviating due to movement of the head.

The utility model discloses a single supporting device for endoscope operation, which relates to the technical field of gastroscopy auxiliary equipment and comprises a base, a stroke rod, a tooth groove, a sliding sleeve, a limiting block, a pulling plate, a sliding rod, a spring, a connecting rod, a supporting rod and a supporting plate. A stroke rod is vertically fixed on the surface of the base; a tooth groove is formed in the side wall of the stroke rod. The stroke rod is sleeved with a sliding sleeve. Limiting blocks are movably arranged at the positions, corresponding to the tooth grooves, of the side wall of the sliding sleeve. A pulling plate is fixed to the back of the limiting block. Springs sleeve rod bodies, penetrating through the movable holes in the two sides of the sliding sleeve, of the sliding rods; the side wall of the sliding sleeve is fixedly connected with the top of a connecting rod; the bottom of the connecting rod is rotationally connected with one end of the supporting rod; a supporting plate is arranged at the other end of the supporting rod; the device meets the use requirements of a standing posture and a sitting posture while supporting is stable, and an operation handle can be temporarily fixed; and other supports such as chairs are not needed for assistance.

The invention discloses an anaesthetic mask for gastroscopy, and belongs to the technical field of gastroscopy, the anaesthetic mask comprises a mask body, a mounting hole is formed in the middle of the mask body, an anti-biting double-tube laryngeal mask is fixedly and hermetically connected in the mounting hole, a connecting port is formed in the mask body, an attaching air bag is arranged at the edge of the mask body, and the attaching air bag is connected with the connecting port. The attaching air bags are annularly and continuously distributed along the edge of the mask body, a plurality of pneumatic attaching mechanisms are arranged on the outer wall of the mask body and extend from the edge of the mounting hole to the edge of the mask body, and a pressing air supply mechanism is arranged on the upper wall of the mask body. According to the anesthetic mask for gastroscopy, the laryngeal mask is integrated in the mask, the gastroscope channel and the ventilation channel which are separated are arranged, and ventilation or pressurized oxygen supply can be maintained under the condition that a gastroscope is not taken out.

The invention belongs to the technical field of medical instruments, and particularly relates to a mouth dilator for gastroscopy, which comprises a gastroscope guide tube, and a water absorption structure is slidably mounted on the outer side of the gastroscope guide tube; the water absorption structure comprises a first sliding sleeve, the first sliding sleeve is slidably mounted on the outer side of the gastroscope guide tube, a water absorption plate is fixed to the bottom of the first sliding sleeve, a water absorption hole is formed in the bottom face of one end of the first sliding sleeve, a sterile water absorption cotton pad is arranged in the water absorption plate, and an extrusion sliding plate is slidably mounted at one end in the water absorption plate. A water filtering extrusion plate is fixed at the other end in the water absorption plate, and a sterile water absorption cotton pad is mounted between the extrusion sliding plate and the water filtering extrusion plate; and the tooth supporting structure comprises a second sliding sleeve. The gastroscope is provided with the sterile cotton pad capable of adsorbing saliva, saturated saliva can be led out of the oral cavity in an extrusion mode, the sterile cotton pad has the function of repeatedly absorbing saliva, the sterile cotton pad does not need to be replaced, gastroscope operation is not interrupted, and the possibility of contamination is also reduced.

A gastroscopic method and instrument for treating obesity of a patient, using a device adapted to stretch a part of the stomach wall of said patient. The method comprises the steps of: inserting the device into the stomach through the esophagus, placing the device in contact with the stomach wall, and fixating the device to the stomach wall such that the device can stretch a part of the stomach wall.

The present application belongs to the technical field of gastroscopy, and particularly relates to an auxiliary device for gastroesophageal reflux examination, which comprises an expandable sleeve assembly and a gastroscope assembly. The diameter of the expandable sleeve assembly can be changed. When the diameter of the expandable sleeve assembly is at a minimum value, the diameter of the expandable sleeve assembly is smaller than that of the gastroscope assembly. When the diameter of the expandable sleeve assembly is at a maximum value, the gastroscope assembly can be slidably inserted into the inside of the expandable sleeve assembly. The present application adopts a double-layer sleeve insertion structure. First, the expandable sleeve assembly in a contracted state with a smaller diameter is inserted into the esophagus to reduce the discomfort of the patient. Then, the expandable sleeve assembly is unfolded from the folded and contracted state to a hollow tube structure with a larger diameter. Then, the gastroscope assembly is inserted into the inside of the expandable sleeve assembly to complete the insertion of the gastroscope.

1. Name of the Design Product: Gastroscope Bite Block. 2. Use of the Design Product: For use during gastroscopy. 3. Design Key Points of the Design Product: Lies in the shape of the product. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View.

The utility model discloses an auxiliary supporting device for gastroscopy, which belongs to the technical field of gastroscopy and comprises a mounting plate, an upper supporting plate and a lower supporting plate are hinged to one side of the mounting plate, and an oral cavity supporting mechanism is hinged between the upper supporting plate and the lower supporting plate. A mounting cavity and an avoiding cavity are formed in one side of the mounting plate, a gastroscope tube limiting mechanism is mounted on the inner wall of the mounting cavity and comprises a threaded rod, the threaded rod is rotatably mounted at the inner end of the mounting cavity, and a threaded sleeve is in threaded connection with the outer wall of the threaded rod. The device can assist in supporting the oral cavity during gastroscopy through the oral cavity supporting mechanism, can limit the gastroscope tube through the gastroscope tube limiting mechanism, and can be suitable for gastroscope tubes with different sizes and thicknesses, so that the practicability is enhanced, and the operation cost is reduced.

The utility model provides instrument disinfection equipment for gastrointestinal endoscopy. The instrument disinfection equipment comprises a disinfection cabinet, the device can be installed in an operating room, the endoscope main body can be fixed to the connecting frame through mutual cooperation of the top frame, the connecting frame and the bottom plate, the first servo motor drives the top frame to rotate, automatic rotation of the endoscope main body is achieved, convenience is provided for follow-up comprehensive disinfection of the endoscope main body, and the operation efficiency is improved. The ultraviolet lamp tube, the liquid spraying head and the air spraying head can serve as main disinfection tools, and the second servo motor drives the reciprocating lead screw to rotate so that the ultraviolet lamp tube, the liquid spraying head and the air spraying head which are connected with the lamp panel can be controlled to move up and down. The disinfection technology that the endoscope body is sterilized through ultraviolet rays, disinfected through cleaning liquid and rapidly air-dried through inert gas is achieved, the endoscope body is prevented from making contact with the external environment, the endoscope body is taken out only when gastroscopy is needed, the endoscope body is prevented from being stained with dust and germs in air, and safety inspection is facilitated.

The utility model discloses a bite device for clinical gastroscopy, which belongs to the technical field of bite devices and comprises a bite device assembly used for gastroscopy of a patient, the bite device assembly comprises a bite device main body protective plate and a bite device bite main body tube connected with the bite device main body protective plate in the middle, the upper portion of the end, back on to the bite device body protection plate, of the bite device bite body pipe is connected with an upper jaw supporting secretion collection assembly, the upper jaw supporting secretion collection assembly stretches into the oral cavity and elastically abuts against the upper jaw part upwards, and the outer portion of the bite device body protection plate is connected with a drainage pipe used for sucking oral cavity secretion in a penetrating mode. The liquid discharging pipe extends into the seaming device seaming main body pipe, and an elastic extrusion buffering part is arranged at the connecting end of the seaming device seaming main body pipe and the seaming device main body protection plate. The oral cavity of the patient can be helped to slightly move when the patient is tired after opening the mouth for a long time, so that the problem of retching of the patient is prevented, and the use efficiency and the experience feeling are improved.