77 results about "Digestive endoscopy" patented technology

The invention provides a digestive tract early cancer auxiliary diagnosis system based on depth learning and an examination device. The system comprises a feature extraction network, an image classification model, an endoscope classifier and an early cancer recognition model, wherein the feature extraction network is used for performing initial feature extraction on endoscope images according to aneural network model; the image classification model is used for extracting initial features and acquiring image classification features; the endoscope classifier is used for extracting initial features to obtain endoscope classification features and classifying gastroscope and coloscope images; the early cancer recognition model is used for splicing initial features, endoscope classification features and image classification features to obtain the probability of early cancer focuses of white light images, electronic straining images or chemical straining images corresponding parts or obtainwashing prompt or position recognition prompt of corresponding parts. The AI auxiliary diagnosis quality and digestive endoscopy diagnosis efficiency are improved.

The invention discloses a digestive endoscopy structured diagnosis report generation method and system based on image recognition. The method comprises the following steps: obtaining video data collected in the digestive tract endoscope operation process; according to the video data, carrying out current part identification and focus identification based on each video frame; and according to the identified parts and lesions and through combination of a medical knowledge base, generating a corresponding description text, and adding the description text to a structured template to obtain a diagnosis report. According to the method, the natural language description text can be automatically generated based on the endoscopic examination video to obtain the structured diagnosis report, so thatthe standardization and normalization degree of the diagnosis report is improved, and the working efficiency of doctors is improved.

The invention discloses a pharmaceutical composition used for alimentary canals and application thereof. The composition comprises a first pharmacology active component A containing at least one digestive enzyme and a second pharmacology active component B containing at least one silicone oil analogue. The composition can be made into various pharmaceutically acceptable formulations; the invention also relates to the application of the composition in preparing adjuvant drugs which are administrated before digestive endoscopy examination and treatment or iconography examination. The composition has both very strong defoaming function and grume removal function, and thereby, the view definition of the digestive endoscopy examination and treatment or the iconography examination can be effectively improved, misdiagnosis and missed diagnosis are reduced and the treatment availability is improved, which are beneficial to the early diagnosis discovery of digestive tract diseases.

The invention provides an automatic-focusing microscopic endoscopic fluorescence imaging system. The system comprises a white-light LED light source, a scientific-grade low-temperature refrigeration CCD camera or an industrial-grade CCD camera, a small-diameter flexible image transmitting optical fiber and an optical fiber outer sleeve, an amplifying objective lens and an automatic focusing device, an exciting light filter, an emission light filter, a dichroscope light filter, an optical fiber collimation coupler, a micromotion translation table, an image data processing control module and a device shell. According to the system, in combination with the imaging principle and the automatic focusing technology of the fluorescence microscope, by optimizing hardware equipment, developing image processing software and constructing the automatic-focusing microscopic endoscopic imaging device, the device as the sub-mirror is fused with the existing digestive endoscopy, and then the brand-new bimodal endoscopic imaging mode realizing fluorescence microscopic molecular imaging and special light anatomic construction imaging is established.

A tissue engineering combined human body lumen succedaneum adopts a tectorial elastic supporting pipe with connecting pieces, wherein an absorbable coating is attached on the outer wall of the supporting pipe, and planted with seed cells thereon. The connecting pieces can reduce the effect of the gullet peristalsis to the planted elastic supporting pipe, and the elastic supporting pipe has favorable flexibility and stronger supporting force, therefore, the tissue engineering combined human body lumen succedaneum provided by the invention can avoid anastomotic leakage, early trachea cannula exodus and newly-born narrow gullet; in addition, the absorbable coating attached on the outer wall of the elastic supporting pipe is planted with the seed cells, thus being capable of inducing or improving the growth and covering of the newly-born esophageal mucosa. After the newly-born esophageal mucosa is covered completely, and the scar tissues of newly-born gullet are stable, the planted succedaneum can be taken out or removed under the direct view of a digestive endoscopy.

The invention relates to the technical field of medical assistance, in particular to a real-time monitoring method for enteroscope withdrawal time based on a random forest algorithm, which comprises the following steps of S1, collecting endoscopic image data of intestinal non-cecum, ileocecum and appendix opening, S2, dividing and marking the image data of the non-cecum, the ileocecum and the appendix opening according to the endoscope entering sequence of enteroscopy to obtain an enteroscopy data set, S3, based on a random forest algorithm, constructing and training an enteroscope ileocecum recognition model, and S4, judging whether the current digestive endoscopy video image is an ileocecum or an appendix opening or not, judging that the current digestive endoscopy video image is the ileocecum or the appendix opening, starting endoscope reversing timing until the enteroscope is moved out of the body. According to the method, a random forest algorithm is adopted to train an enteroscope ileocecum model, and the ileocecum or appendix opening at the tail end of the intestine is recognized through the model. Automatic recording and displaying of enteroscope return operation time are achieved, the purpose of reminding an endoscopist is achieved, and enteroscope examination quality is guaranteed.

The invention relates to the technical field of medical image processing, in particular to a method for automatic freezing of a digestive endoscopy image based on a perceptual hash algorithm. The method comprises the following steps: S1, analyzing an endoscopy video stream acquired by endoscopy equipment into image data; S2, calculating the similarity between a picture at a time point t and previous n frames of pictures to obtain the weighted similarity k of the picture; and S3, comparing the picture weighting similarity k at the time point t with a freezing boundary l, and triggering an imagefreezing instruction when the value k reaches the value l. After the method is applied, when an endoscopic doctor needs to carefully check a view image, the endoscopic doctor only needs to stop moving an endoscope body to keep the view unchanged, a frozen image can be automatically judged, and the doctor does not need to manually operate a freezing button, so the workload of the doctor is reduced. A system automatically executes a freezing instruction, so offset of a frozen image view or loss of effective information caused by slow response or unskilled operation of people can be avoided, anda clear image of the optimal view can be effectively obtained.

The invention relates to the technical field of telemedicine, in particular to a remote medical system and method for digestive endoscopy. The remote medical system comprises a primary hospital doctorend, an equipment end, a server end, a remote diagnosis doctor end and a patient terminal, wherein the primary hospital doctor terminal is used for uploading complete data of a patient; the equipmentterminal is used for automatically acquiring the iconographic data of the patient and sorting the data of the patient; the server is used for automatically allocating doctors to perform remote diagnosis and auditing, regularly reminding the doctors to complete diagnosis and treatment tasks on time, generating a personalized diagnosis and treatment report according to the specific condition of thepatient and sending the personalized diagnosis and treatment report to the patient terminal; and the remote diagnosis doctor terminal enables doctors participating in the remote diagnosis and auditing task to register information and complete the task. According to the invention, the purpose of remote diagnosis and treatment of the endoscopic examination result of the patient can be realized; andthe report content is intelligently adjusted according to the basic information of the patient, so personalized report service is realized, and diagnosis accuracy is improved.

The invention discloses a gastroscopic image screening system. The gastroscopic image screening system comprises the following parts: a preprocessing module, which is used for acquiring gastroscopic image information and preprocessing an obtained gastroscopic image; a comparison module, which is used for comparing the preprocessed gastroscopic image with gastroscope type attributes pre-stored in acomputer; and a judgment module, which is used for judging whether a current image and a contrast image are similar images or not by utilizing a neural network according to similarity between the features of the current image and the features of the contrast image. Whether the two images are similar images or not is judged according to the similarity of the image features, and parameters do not need to be manually set, so image screening accuracy is greatly improved; and therefore, a primary medical technology is improved, the homogenization level of digestive endoscopy doctors is improved, and the detection rate of early digestive tract cancer is increased.

The inVention relates to an ultrasonic scalpel deVice for a digestiVe endoscopy. The ultrasonic scalpel comprises an ultrasonic scalpel intubation tube body and a control end (1) connected with the ultrasonic scalpel intubation tube body, the ultrasonic scalpel intubation tube body comprises an ultrasonic scalpel head (3) and a flexible shaft rod (2), one end of the flexible shaft rod (2) is connected with a control end (1), and the other end is connected with the ultrasonic scalpel head (3); when the deVice is in use, the ultrasonic scalpel intubation tube body axially enters an operation caVity from a plier channel opening of the digestiVe endoscopy along a plier channel pipe. Compared with the prior art, the ultrasonic scalpel deVice has the adVantages that the diameter is small, the flexibility is high, the deVice can be applied to digestiVe endoscopies and the like, when the deVice is in use, changing a traditional endoscopy is not needed, and it is only required that the ultrasonic scalpel and an endoscope are inserted to conduct obserVation and an ultrasonic scalpel operation synchronously, so that surgical instruments are simplified.

The invention discloses a medical digestive endoscopy bearing auxiliary device. The medical digestive endoscopy bearing auxiliary device comprises a supporting seat, wherein a lifting mechanism is arranged on the supporting seat, a supporting rod is movably mounted on the supporting seat through the lifting mechanism, a supporting disk is fixedly mounted at the top of the supporting rod, a rotating mechanism is arranged at the top of the supporting disk, and a lateral frame is rotatably mounted at the top of the supporting disk through the rotating mechanism. The defect that in the prior art,a doctor needs to manually hold the position of an endoscope hose to perform hand lifting, can be overcome, and the problems of weariness and muscle strain of arms for a doctor can be greatly alleviated, so that the medical digestive endoscopy bearing auxiliary device can perform auxiliary bearing on the location of the endoscope hose, can perform discretionary rotation and movement and adjustmentof the bearing height in the bearing process of the location of the endoscope hose, use for endoscope operations of the doctor can be assisted, damage to health of the doctor can be avoided, and theuse of the doctor is greatly facilitated.

The invention discloses a stitching instrument for a gastrointestinal endoscope and an operation method thereof. The stitching instrument for the gastrointestinal endoscope comprises a lens sleeve, aconnecting rod, an outer rail, an inner sliding ring, a stitching needle, a stitching needle driving device and a stitching line, and the outer rail is fixedly arranged at the front end of the lens sleeve through the connecting rod; a sliding groove is formed in the outer rail, and two inner sliding rings are arranged in the sliding groove in a sliding mode. A first reset spring is arranged between the two inner sliding rings, and a sliding groove is formed in the inner side face of the outer rail. A suture needle driving device is arranged in the inner slip ring; a suture needle sliding groove is formed in the inner sliding ring in a penetrating mode along an arc, and a receding groove is also formed in the inner side face of the inner sliding ring. The suture needle is arranged in the suture needle sliding groove in a sliding mode and driven by the suture needle driving device to rotate along the suture needle sliding groove. The stitching instrument has the innovation points that the device capable of directly using the gastrointestinal endoscope to perform surgical suturing on visceral organs which can be touched by gastrointestinal endoscopes such as human gastrointestinal tracts is provided for digestive endoscopic surgery, and the gastrointestinal endoscope can be directly used for suturing the visceral organs such as the gastrointestinal tracts through the device.

The invention relates to a biologically induced composite artificial esophagus. A film-coated elastic supporting tube with a connector is used, an absorbable coating can be attached to the outer wall of the supporting tube, and the absorbable coating contains growth factors. The connector can effectively reduce the effect of the esophageal peristalsis on the body of the implanted elastic supporting tube, and the supporting tube has good flexibility and strong supporting force, thus, the artificial esophagus can prevent anastomotic fistula, early decannulation and neonatal oesophagostenosis. The absorbable coating containing growth factors, attached to the elastic support pipe, can induce or promote the growth or coverage of the mucous membrane of the neonatal esophagus. After the complete coverage of the mucous membrane of the neonatal esophagus and the stabilization of the scar tissues of the neonatal esophagus, the implanted artificial esophagus is taken out or removed under the direct view of the digestive endoscopy.

The invention provides a gastroendoscope report structuring method and system based on deep learning, and the method comprises the steps: obtaining gastroendoscope report data, and marking the data; performing word vector and document matrix representation on the acquired digestive endoscopy report information; modeling the constructed word representation vector and the constructed document representation matrix by using a bidirectional long-short-term memory model in combination with a document context; using a conditional random field to identify and label report information needing to be structured for the word vector based on context coding; and matching the identification and extraction results with a pre-constructed structured template, constructing a key value pair relationship by the structured template based on different disease information and lesion part information in the historical data, and obtaining a final structured result according to the matched template. According to the invention, the structuralization of the digestive endoscopy report can be realized.

The invention discloses a sealed and pressure-controllable pig stomach fixator which comprises a container body, a fixing mechanism used for fixing an isolated pig stomach is arranged in the container body, and the fixing mechanism comprises a first fixing assembly used for fixing an esophagus section of the isolated pig stomach and a second fixing assembly used for fixing a duodenum section. The container body is internally provided with a sealing cavity for accommodating the isolated pig stomach, and the container further comprises a first pressure input piece for inputting pressure into the sealing cavity and a second pressure input piece for inputting pressure into the isolated pig stomach. According to the sealed and pressure-controllable pig stomach fixator provided by the invention, the pressure in the sealed cavity can be adjusted and controlled through the first pressure input piece, and the pressure in the isolated pig stomach can be adjusted and controlled through the second pressure input piece; in this way, the isolated pig stomach can simulate different environments for an operator to carry out model training, and the effect obtained by operating the training model by a digestive endoscopy teacher is effectively improved.

The invention belongs to the technical field of medical instruments, and specifically discloses a digestive endoscopy titanium clamp device capable of injecting water. The digestive endoscopy titaniumclamp device comprises a shell, two titanium clamp bodies, a water delivery pump, a control box, a grip, a damping hinge and a display screen; spring rotating shafts are fixedly mounted on the two sides of the top end of the shell correspondingly; two cameras are fixedly installed at the top end of the shell, a water conveying pipe is fixedly installed in the shell, a flow valve is fixedly installed in the water conveying pipe, one side of each of the two spring rotating shafts is fixedly connected with a corresponding titanium clamp body, and tightening ropes are fixedly connected to the inner sides of the two titanium clamp bodies. According to the digestive endoscopy titanium clamp device capable of injecting water, the situation of the front end of the device and the pressure generated when an object is clamped can be conveniently observed while the device is used, the affected part can be conveniently and better clamped, clamping is more accurate, clear water can be sprayed out to clean the clamped position, and the postoperative recovery speed is increased.

The invention discloses a rapid tissue perforation suture instrument. The rapid tissue perforation suture instrument comprises a pulling thread, at least two hemostatic clips and a releaser; the hemostatic clips can be released in turn through the releaser; in the two adjacent hemostatic clips, the head end of one of the hemostatic clips is separately connected with the tail end of the other hemostatic clip; the tail end of the bottom level of hemostatic clip is flexibly connected with the head end of the releaser separately; the hemostatic clips are provided with hemostatic clip assemblies; one end of the pulling thread is fixedly connected with the top level of hemostatic clip; the other end of the pulling thread sequentially penetrates the other hemostatic clips from front to back and the pulling thread can move relative to the hemostatic clips. According to the rapid tissue perforation suture instrument, perforated portions can be rapidly sutured under the condition of digestive endoscopy and accordingly medical accidents can be avoided.

The invention discloses an automatic assessment device for digestive endoscopy examination quality of children and adults based on artificial intelligence, in particular to the technical field of automatic assessment devices for digestive endoscopy examination quality. The automatic assessment device comprises an assessment device host machine and a placing cabinet, wherein the assessment device host machine is arranged at the top end of the placing cabinet; a plurality of partition boards which are distributed in an equal distance are fixed on the inner wall of the placing cabinet; two accommodating mechanisms are arranged at the front end of each of the partition boards; each accommodating mechanism comprises a cavity; each cavity is formed in the front end of the corresponding partitionboard; an accommodating rod is arranged in each cavity; one end of each accommodating rod penetrates through the corresponding cavity to extend out of the front end of the corresponding partition board; a circular plate is fixedly arranged at one end of each accommodating rod; and four springs are arranged in each accommodating rod. According to the automatic assessment device disclosed by the invention, long transmission wires of a plurality of electronic gastroscopes are separately sorted and accommodated, so that the situation that the transmission wires are in disorder in an assessment site is avoided, each person can well identify the corresponding digestive endoscopy, and the normal running of the assessment work is guaranteed.

The invention belongs to the technical field of foreign matter measurement for a digestive endoscopy, and particularly relates to a foreign matter measuring system for a digestive endoscopy. The system comprises a gastroscope main body, wherein an insertion tube is fixed to one side of the gastroscope main body through a screw, an objective lens is fixed to the other side of the insertion tube through a screw, a plurality of lubricating openings are integrally formed in the insertion tube, lubricating holes are integrally formed in the upper surfaces of the lubricating openings, hoses are integrally formed on the inner walls of the lubricating openings, the lubricating openings are connected with an injector through the hoses, the outer surface of the insertion tube is sleeved with a protective sleeve, and a plurality of first springs are fixed to the inner wall of the protective sleeve through screws. By arranging the injector, the injector and the lubricating openings are connected through the hoses, under the condition that body fluid of a patient is little, Shukang lubricating fluid is injected into the lubricating openings through the injector, the lubricating fluid overflowsto the outer surface of the insertion tube through the lubricating holes, and therefore when the outer surface of the insertion tube makes contact with the patient, lubrication can be conducted through the Shukang lubricating fluid, and discomfort of the patient is reduced.