65 results about "Urinary stone" patented technology

The invention relates to the technical field of ultrasonic diagnosis, in particular to a urinary stone positioning and crushing path optimization method based on AI ultrasonic image analysis, which comprises the following steps: acquiring a multi-modal image feature set, calculating registration parameters and generating stone image features, extracting an anatomical relation map and an energy curve, and searching and optimizing a shock wave path. And dynamically adjusting shock wave parameters. According to the method, multi-modal image structure features are extracted through a residual network, registration error displacement is modeled through a dense optical flow method, registration parameter matrix precision is improved, stone image volume and density expression is enhanced through three-dimensional convolution, topological node structure differences are extracted through a convolutional neural network, and a high-precision anatomical relation graph is formed. Finite element analysis calculates energy distribution of a shock wave incidence angle and tissue impedance, a genetic algorithm searches path combination, a graph search algorithm outputs a cost value sequence, stepping angle adjustment optimizes path node and direction connection, and an output result has adaptability of an incidence direction and an energy control parameter.

The invention discloses a metabolite detection method for diagnosing lithangiuria, and relates to the technical field of metabolite detection. The method comprises the following steps: collecting and preprocessing a urine sample, and generating a composite fluorescence signal based on the preprocessed urine sample so as to obtain a composite function; constructing an orbital function system, and performing projection processing on a composite function to obtain initial orbital energy; based on the initial orbital energy, a mutual exclusion function between metabolites is introduced, an effective energy contribution value is calculated, and a decoupled energy response amount is obtained; converting the decoupled energy response quantity into a concentration estimation value, and generating a rotation response value based on the concentration estimation value; generating a coupling threshold based on the concentration estimation value and the rotation response value; and carrying out risk scoring based on the coupling threshold value to obtain an individual risk score value of the urinary calculi. The invention solves the problems of inaccurate concentration estimation of the metabolite and low metabolite detection precision caused by inaccurate analysis of the metabolite under complex interference conditions in the existing metabolite detection method.

The application provides a stone composition multi-modal prediction method and system based on urine analysis, and belongs to the technical field of medical detection and artificial intelligence. The method comprises the following steps: acquiring a multi-modal data set of urine of a stone patient; identifying a crystal type; generating a metabolic feature matrix; extracting features from the crystal type identification result to generate a crystal feature vector; performing standardization processing on the metabolic feature matrix and the crystal feature vector to obtain a fusion feature matrix; inputting the fusion feature matrix into an extreme gradient boosting tree model to output an initial probability of a stone composition; inputting the initial probability of the stone composition into a bidirectional long short-term memory network model to output a probability distribution of the stone composition, and completing stone composition prediction. The application breaks through the limitations of traditional technologies in terms of accuracy, efficiency, cost, applicability and the like, and provides a feasible solution for early diagnosis, personalized treatment and popularization of primary medical treatment of urinary stones.

The invention provides a medical treatment suggestion auxiliary decision-making method for a calculus patient and a related device, and the method comprises the steps: obtaining the medical image data of the calculus patient, and the medical image data comprise a tomography image and ultrasonic echo data; according to the medical image data, stone position data, stone morphological characteristic data and stone density distribution data are determined; performing component analysis on the calculus according to the calculus density distribution data to obtain a calculus component analysis result; determining a stone displacement index and a volume growth rate according to the stone position data and the stone morphological characteristic data; according to the stone component analysis result, the stone displacement index and the volume growth rate, constructing a stone risk assessment coefficient; according to the calculus risk assessment coefficient and a preset risk threshold value, the treatment suggestion of the calculus patient is determined, treatment opportunity delay caused by observation delay can be effectively avoided, and the timeliness of urinary calculus clinical management is improved.

The utility model relates to a urinary calculus diet knowledge display device which comprises a device body, a plurality of grooves are formed in the side wall of the device body, display plates are arranged in the grooves in a limiting and sliding mode, first springs are arranged between the bottoms of the grooves and the display plates, clamping grooves are formed in the bottom faces of the display plates, and connecting rods are arranged in the device body. Clamping blocks clamped with the clamping grooves are arranged on the connecting rods, avoiding grooves for avoiding the connecting rods to move up and down are formed in the lower side walls of the grooves, second springs are arranged between the connecting rods and the bottoms of the avoiding grooves, a driving mechanism is arranged on the device body, and the driving mechanism drives the different connecting rods to enable the different display boards to expose stone diet guidance knowledge on the display boards. Therefore, a common patient can visually understand diet knowledge of urinary calculi, medical staff can drive the corresponding connecting rods through the driving mechanisms according to needs, diet guidance knowledge of the corresponding calculi is exposed out of the corresponding display boards, and the medical staff can conveniently make diet prescriptions for reference.

The invention discloses a network pharmacology and Mendel randomization analysis method for resisting lithangiuria by chlorogenic acid, and belongs to the technical field of biomedical engineering, and the method comprises the following steps: taking an intersection of a potential action target of chlorogenic acid and a lithangiuria target as a candidate target; performing pathway enrichment analysis and screening on each candidate target spot to determine a plurality of first pathways; for each first path, calculating a target importance score of each candidate target and performing screening according to the target importance score, and obtaining the screened candidate target as a key target; respectively performing Mendel stochastic analysis on each key target spot to obtain a causal effect estimated value of each key target spot and the urinary calculus risk, screening all the first pathways according to the causal effect estimated value, taking the screened first pathways as target pathways, and taking the key target spots in the target pathways as target targets. The method can be used for efficiently and accurately screening and determining the core regulatory pathway playing the anti-lithangiuria role and the real key target to which the core regulatory pathway belongs.

This invention discloses a traditional Chinese medicine formula for preventing and treating feline urinary tract diseases, its preparation method, and its application. The formula consists of the following components in parts by weight: 15-25 parts of Psoralea corylifolia, 15-25 parts of Alpinia oxyphylla, 10-20 parts of Trigonella foenum-graecum, 5-15 parts of Zea mays, 5-15 parts of Juncus effusus, 10-20 parts of Dioscorea hypoglauca, 10-20 parts of Phellodendron chinense, 10-20 parts of Lonicera japonica, 5-15 parts of Paeonia lactiflora, and 5-15 parts of Glycyrrhiza uralensis. The traditional Chinese medicine formula provided by this invention has diuretic and urinary tract mucosal repairing effects. It can effectively relieve symptoms such as urinary stones, painful urination, hematuria, or gravel in the urine caused by damp-heat in the lower abdomen. It promotes the repair of the urinary tract mucosa in animals with urinary tract diseases, alleviates inflammatory responses, and prevents the formation of crystals in the urine.

The invention relates to a pet composition for preventing urinary tract calculi and improving urinary tract health and application thereof. The composition for pets comprises a mucosal barrier repairing agent, an antibacterial adhesive, an inflammation regulator, a diuretic and an antioxidant, the antibacterial adhesive comprises a combination of D-mannose and a cranberry extract. The composition for pets provided by the invention can be used for repairing bladder mucosa from multiple dimensions, inhibiting bacteria from adhering to the bladder wall, reducing urinary stones, regulating inflammation and improving urinary tract health.

The invention provides an electrical stimulation and mechanical vibration fused urinary calculus removing system and a control method, the electrical stimulation and mechanical vibration fused urinary calculus removing system comprises a positioning module used for positioning the position of a calculus; the electrical stimulation module is used for transmitting electric pulses; the mechanical vibration module is used for generating mechanical vibration waves; the sensor module is used for monitoring parameters of electrical stimulation and mechanical vibration; and the control module is connected with the positioning module, the electrical stimulation module, the mechanical vibration module and the sensor module, and is used for adjusting the action position of the mechanical vibration module according to a signal of the positioning module, and adjusting parameters of the electric pulse emitted by the electrical stimulation module and parameters of the mechanical vibration wave generated by the mechanical vibration module according to a signal of the sensor module. Composite power of vibration pushing and muscle pumping is formed, the calculus discharging efficiency is remarkably improved, and the risk of tissue damage possibly caused by a single therapy is reduced.

This invention provides an ultrafine lithotripsy probe, comprising a probe base and a probe body. One end of the probe base has a mounting hole for installing the probe body. The probe body is installed in the mounting hole using an interference fit. The overall length of the ultrafine lithotripsy probe is 550mm–610mm, and the diameter of the probe body is 1.1±0.2mm. This invention can directly reach the stone lesion location through natural body cavities such as the ureter, without requiring minimally invasive perforation of the body surface, resulting in minimal trauma. Simultaneously, its structural dimensions are rationally configured, with high ultrasonic vibration transmission efficiency, excellent overall bending and fracture resistance, and is not easily broken, thus meeting the clinical needs for non-invasive lithotripsy of urinary tract stones.

The invention relates to the technical field of grabbing, and particularly discloses a urinary calculus grabbing device which comprises a forceps handle, one end of the forceps handle is fixedly connected with a forceps body, the surface of the forceps handle is fixedly connected with a pull rod, and the surface of the pull rod is provided with a first spring; the device further comprises a grabbing assembly, the grabbing assembly is arranged on the surface of the pull rod, and the grabbing assembly grabs and takes out the stone crushed by the laser from the kidney; the stone cutting assembly is arranged on the side face of the grabbing assembly, the stone cutting assembly cuts the large stone grabbed by the grabbing assembly, and the grabbing assembly provides inner supporting force for the stone cutting assembly to cut the large stone; the grabbing assembly comprises a connecting rod, one end of the connecting rod is fixedly connected to the surface of the pull rod, the other end of the connecting rod is fixedly connected with a conical block, and one end of the conical block is fixedly connected with a baffle. Due to the stability of the four-claw structure of the nephroscope forceps, the mucous membranes of the renal pelvis and the kidney can be better protected in the percutaneous nephroscope operation process, unnecessary injuries are reduced, and the risk of postoperative complications is further reduced.

The invention belongs to the technical field of urinary devices, and particularly relates to a urinary calculus breaking and removing device based on intelligent positioning and an operation method.The urinary calculus breaking and removing device comprises a thick tube part, a thin tube part arranged at the front end of the thick tube part and a probe part arranged at the front end of the thin tube part; the lithotripsy mechanism is composed of a laser lithotripsy probe and an electric control module, and the operation end of the electric control module penetrates through the thin pipe part and extends into the thick pipe part; by arranging the intelligent positioning and tracking unit, the endoscope camera shooting recognition module, the miniature ultrasonic probe and the posture sensing module, the problems that a traditional operation is large in positioning error and has a view blind area are solved, the calculus positioning accuracy is greatly improved, the ureter mucosa injury risk caused by positioning deviation is reduced, and the operation safety is improved. A double-calculus-removing structure composed of the clamping jaw mechanism and the negative-pressure adsorption assembly is arranged, calculus removing, namely calculus removing, is achieved through cooperation of the clamping jaw mechanism and the negative-pressure adsorption assembly, the pain point that fragments are prone to remaining in a traditional operation is solved, and secondary operation is not needed.

The invention belongs to the field of animal feeds, and particularly relates to a sheep feed capable of reducing urinary stone deposition and improving mutton quality and flavor and a preparation method of the sheep feed. Corn starch-chitosan-ammonium chloride compound polysaccharide gel particle powder is compounded with whole corn, crushed corn, soybean meal, corn dry vinasse, corn germ meal, soybean hulls, calcium carbonate, sodium chloride, calcium hydrophosphate and a fattening sheep premix, the carboxyl substitution degree of oxidized corn starch is controlled to be 0.10-0.50 mmol / g, the deacetylation degree of chitosan is controlled to be 75-95%, and the molecular weight is controlled to be 50-500 kDa; controllable slow release of ammonium chloride, synergistic improvement of particle strength and moisture absorption resistance, continuous and stable acidification of urine and improvement of mutton flavor are realized; the problems of particle strength reduction and salt precipitation pulverization caused by quick release of ammonium chloride in traditional acidified feed granulation, storage and transportation, particle instability and uneven loading in high-shear spray drying, difficulty in consideration of urine acidification effectiveness and palatability and the like are solved, and the method has application value in the fields of sheep feeding nutrition regulation and meat quality improvement.

The present disclosure relates to the technical field of stone analysis, and particularly relates to a urinary stone component analysis method and apparatus, and an electronic device and a storage medium. The method comprises: classifying analyzed stone components of an original stone, so as to obtain a stone data set; performing data enhancement and re-balancing processing to obtain a processed data set; and training a deep neural network model to obtain a trained model, and deploying the trained model to a server to receive urinary stone components sent by the server, so as to obtain an analysis result.

The invention discloses a digital image intelligent system for urinary surgery, which relates to the technical field of digital image processing, and comprises a first image acquisition module for acquiring an initial image of a urinary disease part of a patient; the image analysis module is used for screening out an initial region with stones; the second image acquisition module is used for acquiring a high-resolution image of the initial region; and the recognition module is used for recognizing the stone in the high-resolution image through a deep learning technology and extracting position information and form information of the stone. According to the urinary calculus recognition system and method, efficient and accurate recognition of urinary calculus is achieved by integrating a preliminary image acquisition module, a high-resolution image acquisition module, a deep learning analysis module, a morphological analysis module, a type judgment module, a position positioning module, a comprehensive data integration module and the like.

This disclosure relates to an intelligent analysis method and system for the composition of urinary tract stones, belonging to the field of urinary tract stone composition analysis technology. The intelligent analysis method for urinary tract stone composition, applied to stone type identification, includes: acquiring an atomic number image of urinary tract stones corresponding to a dual-energy abdominal image; extracting multiple component percentages from multiple bar charts corresponding to the effective atomic numbers in the atomic number image of the urinary tract stones, and identifying the stone type corresponding to the dual-energy abdominal image based on the multiple component percentages corresponding to the multiple bar charts and multiple preset stone type component percentage intervals. Embodiments of this disclosure can achieve intelligent identification of stone types.

The present technology includes stone removal devices for capturing, fragmenting, dusting, and / or removing pathological objects such as urinary stones from within a patient. The removal devices may include an expandable distal complex that can capture and isolate some or all of a target stone. The distal complex may further include a combination of energy sources, including laser energy, ultrasonic energy, mechanical energy, hydraulic energy (e.g., high pressure water jets), and / or other energy sources and features for fragmenting or dusting the captured target stone. The fragmented or dusted target stone can then be removed via an aspiration lumen extending through an elongated shaft of the removal device.

The invention belongs to the technical field of kidney stone examination. The invention relates to the field of biotechnology, in particular to application of Allobacter as a microbial marker in preparation of a product for diagnosing kidney calcium oxalate calculus, and particularly relates to application of Allobacter as a microbial marker in preparation of a product for diagnosing kidney calcium oxalate calculus. According to the present invention, the research results show that the Allobacter microorganism can be adopted as the potential biomarker for the diagnosis of the kidney calcium oxalate calculus; the scheme can be used for assisting clinical diagnosis of kidney calcium oxalate calculi and screening of high-risk people, and a brand new thought and an effective means are provided for accurate prevention and control of kidney calcium oxalate calculi. The invention provides a novel and noninvasive microbial marker which is used for auxiliary diagnosis of kidney stone. The marker has good detection specificity and high sensitivity, can effectively reflect the occurrence and development conditions of calcium oxalate calculi, is expected to replace a traditional imaging examination method, realizes simple, convenient and rapid diagnosis of urinary calculi, and has good application prospects and values.

The present invention relates to a system and a method for diagnosing a urinary stone. The system for diagnosing a urinary stone includes: a data receiving unit for receiving computed tomography image data of the urinary tract system; a three-dimensional (3D) urinary tract system data generation unit that generates 3D urinary tract system data by combining result data of a urinary tract system estimation module, a urinary tract precision prediction module, and a ureter classification module, generated on the basis of the image data; a stone candidate data generation unit that generates stone candidate data by searching for candidates similar to a stone by using a stone candidate search module on the basis of the image data; and a stone diagnosis unit that overlaps the 3D urinary tract system data and the stone candidate data to diagnose a stone, and diagnoses, from the overlapped region, a position determined as a urinary stone and a size of the stone.

The present disclosure relates to a urinary stone composition report generation method and system, and relates to the technical field of urinary stone composition report generation. The urinary stone composition report generation method comprises the following steps: acquiring a dual-energy abdominal image and a corresponding urinary stone composition report template; extracting stone information corresponding to a set output item from the dual-energy abdominal image according to the set output item corresponding to the urinary stone composition report template; inserting the set output item and the corresponding stone information into the dual-energy abdominal image to generate a urinary stone composition report. The present disclosure can realize the generation of a urinary stone composition report.

The invention discloses a calculus removing robot based on visual localization, and relates to the technical field of medical equipment, the calculus removing robot comprises a mechanical arm, a calculus removing bed and a vibrator arranged on the moving end of the mechanical arm, and further comprises control equipment, ultrasonic equipment and image acquisition equipment, the image acquisition equipment is used for acquiring two-dimensional or three-dimensional image information and anatomical geometric feature data of a target object in real time; the ultrasonic equipment is used for scanning a urinary system area of a patient, collecting ultrasonic image data of a calculus focus and identifying morphological parameters and spatial position information of the calculus; according to the urinary calculus removing robot based on visual positioning, automation and intelligentization of the whole urinary calculus removing process are achieved through multi-technology fusion, the problem that traditional equipment is tedious in operation is solved, the clinical curative effect is improved through accuracy and adaptability, and a feasible path is provided for automatic upgrading of urinary calculus treatment.

The present invention relates to a multivitamin formulation for reducing the risk of kidney stone formation. Such formulations comprise a reduction or elimination in one or more of one or more of vitamin C, vitamin D3, and / or calcium. The multivitamin formulations of the present invention may further include magnesium citrate, inositol hexaphosphate (IP-6), and / or banana stem extract. Also provided is a method for customizing a multivitamin formulation for reducing the risk of kidney stone formation in a patient. The method comprises assessing one or more criteria selected from history and physical exam, serum studies, spot urine parameters or 24 hour urine collections. Based on this assessment, a custom multivitamin formulation can be administered in accordance with the formulations described herein.

The invention provides a composition for preventing or treating acidic urinary stone of pets and application of the composition. The composition comprises citrate, N-acetylglucosamine, a corn stigma extract and a lysimachia christinae hance extract. The citrate can compete with oxalate ions and is preferentially combined with calcium ions to form a soluble calcium citrate compound, so that formation and growth of calcium oxalate crystals are inhibited, and kidney metabolic acidosis caused by improper acidification of urine is prevented. N-acetylglucosamine can repair a glycosaminoglycan layer of a bladder mucosa, reduce crystal adhesion and urethra stimulation, inhibit bacteria from adhering to the urethra, and reduce calculus and infection risks; the corn stigma extract is used for diluting the oxalic acid concentration of urine by increasing the urine volume of pets; the active ingredients of the lysimachia christinae hance extract can relieve urinary tract inflammation and smooth muscle spasm and relieve pain. The composition provided by the invention can effectively reduce formation of acidic urinary stones of pets, prevent bacterial adhesion and recurrent cystitis, and improve urinary system health of pets.

The utility model relates to an auxiliary device for a urinary calculus flexible endoscope operation. The auxiliary device comprises a movable base, a liftable seat and an upper limb auxiliary device, the upper limb auxiliary device comprises a first telescopic rod and a cross rod, one end of the cross rod is rotationally connected with a first bearing mechanism used for bearing a soft lens hand, and the other end of the cross rod is rotationally connected with a second bearing mechanism used for bearing an idle hand; a control mechanism is fixed on one side of the liftable seat, and the lifting and sliding of the liftable seat and the lifting of the first telescopic rod are respectively adjusted through the control mechanism, so that the soft lens holding hand and the idle hand are respectively supported on the first supporting mechanism and the second supporting mechanism, and the positions of the first supporting mechanism and the second supporting mechanism are rotationally adjusted; and the soft lens holding hand faces an operation area. The auxiliary device integrates mobility, adjustability, limb supporting and multifunctional control, and by means of the humanized design and the stable and durable structure, the limb burden of a doctor during an operation is effectively relieved, and the operation efficiency is improved.

The utility model belongs to the field of medical instruments, and particularly relates to a negative pressure suction conversion device. The device comprises a storage barrel with a sealing cover, the bottom of the storage barrel is of a funnel-shaped structure, a storage pipe communicated with a lower funnel opening is vertically fixed to the bottom of the storage barrel, the inner diameter of the storage pipe is larger than that of the lower funnel opening, a switch valve is arranged on the storage pipe, and a first connecting pipe communicated with the storage barrel is connected to the storage barrel; a first connecting sleeve used for being connected with a negative pressure system connector is sleeved on the first connecting pipe, an adjusting valve is arranged on the first connecting pipe, a filtering piece is fixed on the inner wall of the storage barrel, a second connecting pipe communicated with the storage barrel is connected to the storage barrel, and a second connecting sleeve used for being connected with a flexible ureteroscope sheath or a percutaneous nephroscope sheath is sleeved on the second connecting pipe. A one-way valve is arranged on the second connecting pipe. A common flexible ureteroscope sheath or a percutaneous nephroscope sheath can be connected to a negative pressure system of an operating room to form a simple negative pressure suction device which is used for discharging urinary calculus fragments.

The application relates to a laser multispectral in-situ integrated urinary stone detection device and method, and relates to the technical field of urinary stone detection. The detection device comprises a sample platform, a microscopic LIBS mechanism comprising a microscopic objective lens and a LIBS collection head, the microscopic objective lens and the LIBS collection head both being oriented towards the sample platform, a composite light path mechanism, a Raman spectrum generation mechanism for generating continuous laser, a Raman spectrum collection mechanism, a Raman spectrum signal sequentially passing through the microscopic objective lens and the composite light path mechanism and then entering the Raman spectrum collection mechanism, a LIBS spectrum generation mechanism for generating pulsed laser, a LIBS spectrum collection mechanism, the LIBS collection head being used for collecting a LIBS spectrum signal and inputting the LIBS spectrum signal into the LIBS spectrum collection mechanism, and further comprising a control analysis mechanism. The application can realize early screening of urinary stones.

This invention discloses a medical image segmentation method for urinary stones based on region connectivity, belonging to the field of medical image processing technology, to solve the problems of high-density bone interference and topological fragmentation in stone segmentation. First, a piecewise weighted mapping function is constructed to adaptively adjust the window width and perform anisotropic filtering on the image, generating a bone suppression feature map. Then, a maximum stable extremum region algorithm combined with anatomical priors is used to extract high-confidence seed points. A fast traversal algorithm is executed using a constructed gradient resistance field to detect geodesic temporal field abrupt changes to define boundaries, generating a simply connected mask. Finally, three-dimensional dense morphology and texture consistency features are fused for weighted discrimination to remove vascular calcification artifacts. This invention ensures the topological connectivity and high accuracy of the segmentation results.

A medical endoscopic device for crushing urinary stones having an insertion portion including an optical window, an illumination window, a laser fiber, an elongate internal channel, and a procedure tube coaxially and movably disposed inside the elongate internal channel is disclosed. The distal end of the procedure tube is comprised of a distal tip portion having a diameter larger than that of the attached elongate portion. The distal tip portion of the tube also includes openings for flushing the fragments of the urinary stones and the like. The washed out fragments are suctioned through the opening between the inner diameter surface of the elongate internal channel and the outer peripheral surface of the tube and the distal tip portion may be used to scrape out the contaminated fragments of the urinary stones within the elongate internal channel.

The urine receiving pot comprises a pot body, a urine inlet is formed in one side of the pot body, a urine outlet is formed in the other side of the pot body, the urine outlet and the urine inlet are oppositely arranged, a transfer opening is formed below the urine outlet, a sediment opening is formed in the bottom of the pot body, and a urine outlet is formed in the other side of the pot body. And the outer side of the precipitation opening is detachably connected with a collection cover. After the technical scheme is adopted, the urine receiving pot after urinary calculus crushing provided by the utility model is convenient for medical personnel to collect, sample and research particles in the urine of a patient, is convenient for timely finding the particles in the urine of the patient, is favorable for preventing calculus symptoms, prevents the hands of the patient from being contaminated when the urine is collected, and is convenient for medical personnel to use. And the structure is simple, more convenient, sanitary and practical.

The utility model discloses a portable urinary stone filtering collector which comprises a bottom barrel, the top of the bottom barrel is sleeved with an external thread ring through a thread structure, one end of the external thread ring is fixedly sleeved with an operation ring, the side, away from the external thread ring, of the operation ring is sleeved with an upper cover through a thread structure, and a funnel part is arranged in the upper cover. One end of the funnel part is in interference fit with the inner wall of an external thread ring, the other end of the external thread ring is fixedly connected with an external thread connector, the inner wall of one end of the external thread connector is fixedly connected with a filter screen, the external thread connector is connected with one end of a liquid discharging pipe in a sleeving mode through a thread structure, and the outer wall of the liquid discharging pipe is fixedly connected with a plurality of arc-shaped clamping plates. The hoses are clamped on the arc-shaped clamping plates respectively, and the hoses are of a spiral structure and arranged outside the liquid discharging pipe in a sleeving mode.