37 results about "Diagnostic Endoscopic Procedure" patented technology

The invention discloses an NBI image processing method based on deep learning and image enhancement and an application of the NBI image processing method. The method is characterized by extracting thefeatures, such as the microvessels, the microstructures, etc., of the NBI images by using a deep learning algorithm and an image enhancement technology, displaying the featured images to an endoscopic doctor, so that the bottleneck in the prior art is overcome, and the doctor gives the more accurate auxiliary diagnosis suggestions for the early cancer under NBI by using the artificial intelligence. According to the images processed by the method disclosed by the invention, the focus area in the stomach early cancer image is enhanced, the boundary of the focus and the normal area becomes clearer through the highlight processing, the doctor can be assisted to judge whether the patient suffers from the early cancer or not with reference to the processed image during diagnosis, and the situation that the focus is missed due to the too fast gastroscopy or the fatigue operation of the doctor is avoided.

The invention discloses an auxiliary diagnosis system and method for esophageal and gastric varices under a gastroscope. The system comprises a video receiving module, a convolutional neural network module, a result reporting module and a database module, the video receiving module is used for receiving the image acquired by the gastroscope equipment and calling the convolutional neural network module to identify; the convolutional neural network module is used for judging the image qualification and grading and judging the focus; the result reporting module is used for recording each judgmentresult of the convolutional neural network module, after the gastroscopy is completed at this time, sorting is carried out according to the confidence degree and the image quality, and N images containing suspicious focuses and corresponding varicosity grading results are output; and the database module is used for storing images acquired by the gastroscope equipment, and the convolutional neuralnetwork module is used for identifying results. According to the method, the most valuable image can be extracted from the global video, varicosity classification is carried out on the focus image, and more reliable and efficient support is provided for doctors to diagnose.

The invention discloses an auxiliary air bag sleeve for gastroscopy and belongs to the medical auxiliary equipment technical field. The auxiliary air bag sleeve includes an anti-bite sleeve head, an air valve, an inflatable tube body, an inflation valve, a gas bag inflation tube, a small gas bag, a drop ball, small bulges and scale marks; one end of the gas bag inflation tube is connected with the anti-bite sleeve head; the lower end of the anti-bite sleeve head is provided with the drop ball; the middle of the anti-bite sleeve head is provided with the small gas bag; the small gas bag is connected with the inflation valve through the gas bag inflation tube; and a side edge of the anti-bite sleeve head is provided with the air valve. After the inflatable tube body is inflated, a gastroscope can be inserted into the inflatable tube body, so that examination can be performed, and therefore, operation is simple and convenient; the head of the auxiliary air bag sleeve is gourd-shaped, and therefore, the auxiliary air bag sleeve can be conveniently arranged in the mouth of a user; the inflatable tube body is provided with the scale marks, and therefore, the length of the inflatable tube body that is plugged into the stomach of the user can be observed conveniently; the auxiliary air bag sleeve is provided with the small gas bag, and the small gas bag can be inflated, and therefore, the gas bag can be expanded to plug a cavity gap between then inflatable tube body and an esophagus, and as a result, objects contained in the stomach can be prevented from flowing back, and aspiration can be avoided, and the normal operation of the gastroscope will not be affected.

The invention relates to combined application of a CNS (central nerves system) inhibitor and opioids in endoscopy, in particular to application of the CNS inhibitor and the opioids in preparation of drugs for calming and/or anesthesia in gastroscopy. The CNS inhibitor is remimazolam or pharmaceutical salts thereof, and the opioids are selected from morphine, codeine, thebaine, sufentanil, carfentanil, fentanyl, lofentanil, alfentanil, ohmefentanyl, remifentanil and the like.

The invention belongs to the technical field of medicine teaching models, and discloses a gastroscope training and simulating model. The gastroscope training and simulating model comprises a stomach model and an esophagus model with the equal ratio as the stomach and the esophagus of the human body. The gastroscope training and simulating model further comprises a detachable lesion model, the detachable lesion model is a model simulating stomach or esophagus lesion tissue, and is detachably installed on the stomach model and/or the esophagus model. According to the gastroscope training and simulating model, a composite various-lesion-symptom stomach model and esophagus model is created, a beginner can practice on the model, gastroscopy, stomach wall biopsy, upper gastrointestinal tract iatrotechnics and the like are rapidly mastered, teaching is facilitated, and the teaching efficiency and quality are improved.

The invention belongs to the field of medical equipment and particularly discloses a Doppler laser OCT (optical coherence tomography) electronic gastroscopy system which comprises an electronic gastroscope, a cold light source host and a main camera. The cold light source host and the main camera are connected with the electronic gastroscope. The electronic gastroscope is provided with a Doppler laser data acquisition module and an OCT data acquisition module. In addition, a Doppler processing host for analyzing data acquired by the Doppler laser data acquisition module and an OCT processing host for analyzing data acquired by the OCT data acquisition module are connected to the electronic gastroscope. The Doppler laser data acquisition module and the OCT data acquisition module are integrated to a hybrid module, namely a telescopic head, and are used with the Doppler host and the OCT host for processing, more accurate dynamic images and more detailed tomographic lesion images of gastralcavity and intervallum surface vessels are acquired, and precise and accurate data support for diagnosis and treatment is provided for doctors.

The invention discloses a novel multifunctional cleaner for a gastroscope of the digestive system department. The novel multifunctional cleaner comprises a bottom plate; a gastroscope fixing device is mounted at the top of the bottom plate; supporting frames are fixed to the side face of the top of the bottom plate; a top plate is welded to the ends of the supporting frames; and an adjusting mechanism is mounted at the bottom of the top plate, and a cleaning device is mounted on the adjusting mechanism. A cleaning simulation device is mounted on one side of the top plate, and the other side of the top plate is connected with an open-source single chip microcomputer through a connecting frame. According to the novel multifunctional cleaner for the gastroscope of the digestive system department, the gastroscope is fixed through the fixing device with the adjusting ability, thus the cleaning device conveniently cleans the gastroscope more comprehensively, and the cleaning process is simulated through the cleaning simulation device, so that a scientific and efficient cleaning scheme is worked out, the intellectualization degree is high, abrasion, caused by man-made improper operation, on medical instruments can be effectively avoided, and the service life of the gastroscopy is greatly prolonged.

The invention discloses a gastroscopy self-service learning method comprising the following steps that the upper gastrointestinal track of the human body is simulated through the 3D display technologyand animation simulation of the actual structure in the upper gastrointestinal track is performed; the lesion type tag of the specific disease part is marked on the simulated upper gastrointestinal track; the endoscopic motion perspective in the upper gastrointestinal track is simulated through the engine, and the lesion type tag of the part is presented through a data presentation system when reaching the certain lesion part; and when the user triggers the certain lesion type tag, the disease case image corresponding to the lesion type tag is called and presented to the user. Fusion of online learning and upper gastrointestinal track endoscopic learning is realized through making the three-dimensional simulation upper gastrointestinal track animation without limitation of time, place orspace so that the students' personality can be fully respected and one-to-one learning can more easily implemented, the cost of learning can be reduced and the collaboration and interaction ability between the learners can also be enhanced.

The invention discloses a multifunctional gastrointestinal endoscopy treatment device, and belongs to the field of gastrointestinal endoscopy. According to the multifunctional gastrointestinal endoscopy treatment device, the structure of a gastroscope extension tube is improved, an auxiliary device is added at the outer end of the gastroscope extension tube. Under the mutual cooperation of the auxiliary device and the prior art, the auxiliary device can play a role in supporting and expanding a narrower position in the esophagus or stomach of a patient, thereby providing a wider visual field for an eyepiece and better facilitating the observation of workers on the interior body of the patient. Meanwhile, due to the expansion effect of the auxiliary device, a narrower position in a patientbody can be expanded once, so that a catheter can quickly pass through, the contact between the catheter and the patient body is reduced, the injury of the catheter to the patient is reduced, and thepain of the patient during gastroscopy is greatly reduced.

The invention provides a CD44 targeting polypeptide and an application thereof for preparing an affinitive probe used for screening early gastric cancer. The polypeptide includes an amino acid sequence of WHPWSY. The polypeptide can be specifically combined with a gastric cancer bio-labeled molecule CD44 and can be used as the affinitive probe with a common optical endoscope or a con-focal fluorescent micro-endoscope for achieving high-efficient screening of the gastric cancer. The CD44 targeting polypeptide overcomes a defect that only a random multi-point biopsy method can be employed in detection of a large-area gastric mucosa suspected lesion by a conventional optical endoscope. The CD44 targeting polypeptide can achieve early-stage, real-time and localized diagnosis in gastroscopy and is high in clinical application value.

The invention relates to the technical field of medical instruments, in particular to a disposable three-cavity gastroscope and enteroscope sleeve which can prevent cross infection during gastroscopy. The technical scheme includes that firstly, a negative pressure suction forceps channel tube and a water and air injecting pipe are fixed on the outer side of a flexible pipe, thereby an independent water and air pipeline system, an independent negative pressure suction and forceps channel system, a gastroscope air and water eduction control system and a negative pressure suction and forceps channel eduction control system are formed, the complete disposable three-cavity gastroscope and enteroscope sleeve is formed, and gastroscope or enteroscope can be thoroughly isolated from a gastral cavity or an intestinal tract during gastroscopy or enteroscopy. Accordingly, defects of prior built-in pipelines of the gastroscope and the enteroscope are overcome, sterility tests of the gastroscope and the enteroscope are achieved, and the cross infection is completely eradicated.

A fluorescent reagent for diagnosing stomach cancer by spectrophotofluorimetry to measure the content of specific protein in stomach fluid and use of gastroscope and physiological section is preparedfrom one or more of acetic acid, citric acid, phosphoric acid, boric acid and tartaric acid, one or more of particular their salts, and one or more of fluoramine, NBD-Cl, fluorecein sodium, etc through mixing.

The invention relates to a seat, in particular to a seat for gastroscopy in the internal medicine department. The provided seat for gastroscopy in the internal medicine department aims at achieving the technical purposes that the placement position of a trash can be fixed and a patient can accurately vomit vomitus into the trash can. According to the technical scheme, the seat for gastroscopy in the internal medicine department comprises a cylindrical seat barrel, a guardrail, a backrest, first sliding rails, first sliding blocks, circular head rods, support rods, first springs, connecting rods, baffles and the like; the guardrail is arranged on the rear side of the top of the cylindrical seat barrel, the backrest is arranged on the rear side of the top of the cylindrical seat barrel, therear side of the backrest is connected with the front side of the guardrail, and the first sliding rails are arranged on the left and right sides of the upper portion of the front side of the cylindrical seat barrel respectively and provided with the first sliding blocks. Through arrangement of the backrest, the patient can lean on the backrest, and more convenience is provided for a doctor to conduct examination; through arrangement of the trash can, the patient can vomit the vomitus into the trash can timely and accurately when the vomitus is generated during gastroscopy; through arrangementof an annular clip, a garbage bag can be replaced and fixed more conveniently.

The invention belongs to the technical field for applying a nanometer magnetic carrier material to medical treatment. Specifically, local anaesthetic and/or antibacterial anti-inflammation drug, anti-tumor drug, antifoaming agent and the like are added into the nanometer magnetic carrier material, particularly into the magnetic liquid, thereby achieving the use for assisting the gastroscopy and treating the inflammation and the tumor diseases of the throat. The invention can magnetically control the drug, locates the throat, can adjust the time, has good anesthesia and treatment effect, has less drug use amount and small side effect, has the performance characteristics of simple operation and low examination fee, and has the applying characteristics of wide material resource, simple manufacture technology and easy industrial production.

The invention discloses a gastroscope device for the gastroenterology department, and relates to the technical field of the gastroenterology department. The gastroscope device comprises an outer sleeve. Mucus baffles are symmetrically arranged at the left ends of the upper surface and the lower surface of the outer wall of the outer sleeve, the left sides of the sides, close to the outer sleeve, of the mucus baffles are fixedly connected with the outer sleeve, a gastroscope tube is arranged in the outer sleeve, the outer sleeve sleeves the gastroscope tube, a gastroscope is mounted at the leftend of the gastroscope tube, fixing parts are symmetrically fixed to the upper end and the lower end of the left side of the gastroscope, the ends, away from the gastroscope, of the connecting partsare fixedly connected with cleaning sponges, a disposable lantern ring is arranged on the right side of the outer wall of the outer sleeve, the disposable lantern ring sleeves the outer sleeve, the right side of the disposable lantern ring is fixedly connected with a disposable oral cavity expander, and a sleeve fixing device is arranged at the right end of the outer sleeve. The gastroscope devicefor the gastroenterology department achieves the purpose of facilitating observation, and the efficiency of gastroscopy is improved.

The invention discloses a tip in the mouth in gastroscopy. The tip includes the main body (which is hollow and oval in cross section) and a fixed type headband. The outside end surface of the main body extends around to form the convex edge attached around the lips of the patient. A ring groove is formed in the inner side surface of the tip near to the convex edge of the tip, and a drainage tube arranged on the side penetrates through the convex edge to be communicated with the ring groove. This kind of tip can timely drain the fluid in the mouth of the patient to a specified collection position, avoids various complications, and saves doctors' time needed for operation. Especially in ERCP, ESD, etc., the tip enables the doctor to concentrate more on endoscopic operation, thereby reducing the accidents.

The invention discloses a multifunctional double-cavity gastric lavage tube which comprises a flushing tube and a protecting tube. Two ends of the flushing tube are closed, middles of the two closed ends of the flushing tube are provided with mounting holes respectively, a liquid suction tube penetrates an inner cavity of the flushing tube, two ends of the liquid suction tube are penetratingly provided with two mounting holes respectively, a liquid storage cavity is formed between the surface of the inner cavity of the flushing tube and the outer side surface of the liquid suction tube, the lateral surface of the flushing tube is provided with a plurality of flushing grooves, and the bottom of each flushing groove is provided with a plurality of flushing holes at equal intervals. The multifunctional double-cavity gastric lavage tube has the advantages that gastroscopy can be carried out by the aid of a gastroscope probe in a gastric lavage process, so that pains are reduced for patients; by arrangement of the flushing grooves and the flushing holes, flushing liquid can be sprayed towards all directions of a stomach to realize comprehensive lavage; by bristles on the lateral side of a rubber sleeve, the stomach can be scrubbed; functional diversification and effectiveness, cleanness and thoroughness in lavage are realized, and the scrubbed stomach is beneficial to gastroscopy.

The invention discloses an examination-assisting bed for the department of gastroenterology, which belongs to the medical field. In the process of gastroscopy, the examination-assisting bed for the department of gastroenterology can effectively reduce the movement of the limbs and body of a patient by changing the way of communication between staff and the patient. By improving the examination-assisting bed, staff can be assisted to move a person with difficulty in movement or a disabled person onto an assisting bed bod, and moreover, compared with examination-assisting beds in the prior art,the invention can constrain a patient lying on the side on the examination-assisting bed. According to the specific condition of a patient, staff can adjust the height of a pillow of the examination-assisting bed, so that the height of the head of the patient is adjusted, and thereby the success rate of gastroscopic examination performed on the patient by the staff can be effectively increased. Byadding an emergency button on the examination-assisting bed, when an emergency happens to a patient in the process of gastroscopic examination, staff can quickly carry out emergency treatment operation on the patient, and thereby the time of treating the patient under emergency is effectively shortened.

The invention relates to a ventilated saccule mask for assisting painless gastroscopy. The ventilated saccule mask comprises a mask shell, an airbag cushion, an airbag inflation connector, a positivepressure ventilation opening and a gastroscopy catheter opening; the airbag cushion is arranged at the inner side of the mask shell; the airbag inflation connector is arranged at the outer side of themask shell; the positive pressure ventilation opening and the gastroscopy catheter opening are formed above the airbag inflation connector in sequence; the positive pressure ventilation opening is formed between the airbag inflation connector and the gastroscopy catheter opening; the outer side of the positive pressure ventilation opening is provided with a fixing mechanism; and the gastroscopy catheter opening is internally provided with a sealing ring. The ventilated saccule mask for assisting the painless gastroscopy has the advantages that not only can a nasal catheter be used for oxygeninhalation during examination and treatment, but also a breathing saccule can provide positive pressure ventilation, so that oxygenation of a patient during the examination and treatment is maintained, the mask can be used for cooperation with oxygen inhalation of the patient during painless gastroscopy examination, and hypoxemia is not likely to occur.