765 results about "Kidney" patented technology

This application discloses a renal puncture guidance method, system and computer device based on multi-modal fusion, the method comprises: acquiring a medical image sequence of an object to be examined, and performing three-dimensional reconstruction based on the medical image sequence to obtain a three-dimensional reconstruction model; obtaining a slice corresponding to an ultrasonic probe currently in the three-dimensional reconstruction model; displaying a fusion image obtained from a real-time ultrasound image acquired by the ultrasonic probe and the slice in a first region of a puncture guidance interface; acquiring a needle insertion angle of a puncture needle, and displaying a puncture guide line in the fusion image in real time; and displaying the ultrasonic probe model, the puncture needle model and the three-dimensional reconstruction model in real time in a second region of the puncture guidance interface.

The invention relates to the technical field of medical image processing, and particularly discloses an intelligent segmentation system for a kidney tumor in a CT image, and the system comprises an image preprocessing module, an ROI automatic detection module, a kidney tumor segmentation module, a segmentation result post-processing module, a visual interaction module, and a model updating module. The system improves image quality through normalization and filtering, uses a target detection network to position a kidney area, realizes precise tumor segmentation based on an integrated channel attention mechanism and a U-Net network guided by structure priori, optimizes a boundary in combination with a conditional random field, adopts a multi-plane fusion strategy to improve three-dimensional consistency, and calculates tumor volume. The system supports federal learning update, improves the cross-mechanism generalization ability, has the advantages of high segmentation precision, strong boundary reducibility, good structural rationality, strong clinical deployment and the like, and is suitable for kidney tumor auxiliary diagnosis and quantitative analysis.

The invention discloses a novel HIF-2 alpha proteolysis targeting chimera 1 as well as a preparation method and application thereof, the structural formula 1 of the novel HIF-2 alpha proteolysis targeting chimera 1 is shown in the specification, and the obtained novel HIF-2 alpha proteolysis targeting chimera 1 has good proliferation inhibition activity on kidney cancer 786-O cells. The novel HIF-2alpha protein hydrolysis targeting chimera designed by the invention is novel in structure, few in preparation route process steps, easy to obtain raw materials, suitable for industrial production and good in application value.

The invention belongs to the technical field of kidney puncture, and particularly relates to kidney puncture equipment for living body examination, which comprises a crank assembly, a connecting rod assembly, a variable precision driving assembly, a lifting puncture assembly, a sampling pump, a double-shaft platform and a sliding plate, the sliding plate is arranged on the double-shaft platform, and the crank assembly and the variable precision driving assembly are arranged on the sliding plate. The connecting rod assembly is arranged between the crank assembly and the variable-precision driving assembly, the lifting puncture assembly is arranged in the middle of the sliding plate, and the sampling pump is arranged on the lifting puncture assembly. Under the condition that the precision and the speed of the driving motor are not changed, at the initial stage of descending of the hollow pipe, the relatively high puncture speed is obtained in a precision sacrificing mode, and at the tail stage of descending of the hollow pipe, the relatively high position control precision is obtained in a speed sacrificing mode.

The invention provides a traditional Chinese medicine composition for treating ovarian reserve function decline. The traditional Chinese medicine composition is prepared from the following medicines in parts by mass: 9-30 parts of radix astragali preparata, 6-20 parts of roasted rhizoma atractylodis macrocephalae, 10-15 parts of poria cocos, 2-10 parts of radix glycyrrhizae preparata, 6-20 parts of semen cuscutae, 9-20 parts of radix dipsaci (dipsacus root), 6-12 parts of herba lycopi and 6-15 parts of lily. Experimental results show that the traditional Chinese medicine composition is suitable for improving the ovarian function of a patient suffering from spleen-kidney deficiency type ovarian reserve function decline.

This disclosure is directed to two cancer-associated fibroblast (CAP) subtypes, namely permissive (permCAF) and restraining (restCAF), in pancreatic ductal adenocarcinoma (PDAC), mesothelioma, urothelial carcinoma, or renal cell carcinoma. Methods are disclosed that describe how to identify a tumor sample as a perCAF or a restCAF subtypes. Methods are also disclosed that use the subtypes for diagnosis, prognosis, differential treatment, and treatment.

The invention discloses a negative pressure suction sheath and a negative pressure suction assembly, and relates to the technical field of medical instruments, the negative pressure suction sheath comprises an insertion tube and a sealing element, the insertion tube is internally provided with a containing channel, the sealing element is arranged in the insertion tube, and the sealing element is in sealing fit with the insertion tube and can block the containing channel. The insertion tube can be inserted into the human body, such as kidney and bladder. The sealing piece can isolate the containing channel of the insertion pipe from the external environment, and the insertion pipe is communicated with the ureter and extends to the kidney. At the moment, the sealing piece can prevent the containing channel of the insertion tube from being directly communicated with the outside, so that the pressure in a cavity and organs is effectively maintained, the pressure change amplitude and range of the kidney are reduced, the pressure change in the organs such as the kidney and the like is stabilized, and the probability that the kidney mucosa bleeding due to the pressure change is effectively reduced. Therefore, the onset risk of complications is reduced.

The invention belongs to the technical field of nuclear medicine, and relates to a CAIX-targeted cyclic peptide and a preparation method and application thereof, the CAIX-targeted cyclic peptide structure is shown as a formula 1, Linker is a cyclization connexon, and Chenator is a nuclide chelating group. The CAIX-targeted cyclic peptide provided by the invention has high affinity with CAIX, and has low affinity with isoenzyme CAII of CAIX, so that the CAIX-targeted cyclic peptide has high selective affinity with CAIX; the nuclide-labeled radioactive probe has high labeling rate and excellent in-vitro stability, has excellent pharmacokinetic characteristics in tumor-bearing model mice of human renal clear cell carcinoma, and has extremely high tumor uptake, tumor-muscle ratio and tumor-kidney ratio which can meet diagnosis requirements; due to the long-time retention characteristic in tumors, the polymer has a relatively high tumor treatment application value.

The invention provides a traditional Chinese medicine composition and application thereof in preparation of anti-fatigue health care wine, and relates to the technical field of traditional Chinese medicine preparation and traditional Chinese medicine health care. The traditional Chinese medicine composition takes medicinal and edible traditional Chinese medicinal materials as raw materials, is prepared from herba cistanche, radix acanthopanacis semticosi, radix asparagi, fructus phyllanthi, pollen typhae, fructus canarii, herba cichorii, folium microcotis, semen canavaliae and fructus citri, and has the effects of tonifying kidney and spleen, tonifying qi and yin and combining clearing and tonifying. The traditional Chinese medicine composition and the health-care wine prepared from the traditional Chinese medicine composition provided by the invention have an excellent anti-fatigue effect, and can be used for remarkably prolonging the weight-bearing exhaustion swimming time of mice, remarkably reducing the plasma urea nitrogen content of the mice after exercise, remarkably improving the hepatic glycogen content of the mice and remarkably improving the blood lactic acid clearance of the mice after exercise; the obvious physical fatigue relieving effect is realized. The compound is expected to be developed into anti-fatigue medicines or health-care products.

Provided in the present invention are a monosubstituted cyclic ligand, and a preparation method therefor and a use thereof, and a monosubstituted cyclic rare earth complex, and a preparation method therefor and a use thereof, relating to the technical field of contrast agents. The monosubstituted cyclic ligand uses the ring structure of 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid as a parent ring, and an R-modified tyrosine group increases the structural rigidity of the parent ring and improves the stability of the complex. Direct introduction of benzyloxy-, ethoxy- or hydroxy-substituted benzyl substituents on the carbon atoms of the DOTA ring maintains the original eight-coordination structure, and improves the relaxation rate of the complex, in addition to increasing the stability of the complex. Compared with Gd-DOTA, both the kinetic inertia and the relaxation rate are improved. The complex formed by the ligand and Gd(III) or Eu(III) is highly stable, and has strong specificity for the liver or for inflammation, and causes no obvious damage to the heart, the liver, the spleen, the lungs or the kidneys.

According to an embodiment, disclosed is a system comprising a processor configured to receive an image of a breast of a patient and patient data comprising genetic data; extract features from the image and the patient data, using one or more machine learning models, wherein the features comprise a presence of a calcification and a calcification pattern to generate a breast calcification vector; augment the breast calcification vector with the genetic data; determine, using the machine learning models, a first risk for a breast cancer; a second risk to one or more organs of the patient, wherein the organs comprises one or more of heart, kidney, lungs, pancreas, and brain; predict, a third risk based on one or more of a healing response, a tumor flow and growth, inflammation and degeneration, a disease relapse, an adverse event, and a clinical response; and determine, an overall risk to the patient.

The invention relates to the technical field of image recognition, and discloses an image feature recognition method and system applied to the early stage of kidney diseases. According to the method, the features in the original ultrasonic image are extracted in parallel, and the micro texture change and the macroscopic form information shown in the abnormal area can be captured respectively, so that the limitation of a traditional single-scale feature extraction method in coping with diffusive and weak-saliency image features is overcome; the local texture feature map and the global structure feature map are analyzed, quantization and positioning of weak texture changes are achieved, priori knowledge is converted into objective indexes, pixel-level fusion is carried out on a texture abnormal map and a region importance weight map, and through the knowledge-guided and data-driven deep fusion method, the deep fusion of the texture abnormal map and the region importance weight map is achieved. It is ensured that the finally recognized abnormal area is not only a statistical outlier but also conforms to importance distribution of an image structure, and high-precision automatic recognition of weak and diffuse features in the kidney medical image is facilitated.

The invention provides application of a roxburgh rose extract in preparation of a product for treating hyperuricemia and regulation and control of a purine metabolic pathway, and belongs to the technical field of biological medicines. The roxburgh rose aqueous extract extracted from roxburgh rose pomace can effectively intervene in hyperuricemia through a dual action mechanism: on one hand, the roxburgh rose aqueous extract significantly inhibits the expression of xanthine oxidase (XOD) in the liver, and reduces the generation of uric acid; on the other hand, expression of key urate transporters (including GLUT9, URAT1, ABCG2 and OAT1) is regulated and controlled, uric acid is promoted to be excreted through the kidney, and therefore the blood uric acid level is reduced in a synergistic mode, a solid theoretical basis and technical support are provided for developing a new HUA prevention and treatment strategy based on natural products, and a new thought is provided for prevention and treatment of hyperuricemia.

The invention relates to a kidney lump benign and malignant analysis method and device based on a laparoscopic ultrasound image, and belongs to the technical field of medical image processing.The method comprises the steps that radiomics characteristics of the laparoscopic ultrasound image are obtained, and radiomics scores of lump malignant risks are calculated according to the radiomics characteristics; determining an independent risk factor corresponding to the patient clinical variable, and constructing a clinical prediction model according to a mapping relationship between the patient clinical variable and the independent risk factor; and according to the radiomics score and the clinical prediction model, constructing a kidney lump benign and malignant analysis model. The technical problem that in the prior art, massive quantitative image features cannot be efficiently and accurately mined from medical images, and the most valuable iconography features cannot be screened out for analyzing clinical information is solved.

The invention discloses a pill for treating qi-blood deficiency and a preparation method thereof, and belongs to the technical field of Chinese patent medicine preparation. Comprising 80-90 parts of wall-broken ginseng rootlets, 140-160 parts of freeze-dried Chinese wolfberry fruits, 190-210 parts of fried Chinese yam powder, 110-130 parts of fermented Chinese date powder, 50-70 parts of donkey-hide gelatin beads, 80-100 parts of black sesame seed powder, 45-55 parts of maltitol, 15-25 parts of giant knotweed rhizomes, 10-14 parts of red peony roots and 0.5 part of a compound enzyme preparation. The medicine is small in packaging size, convenient to carry and low in cost; the traditional Chinese medicine composition has the advantages of scientific formula, wide application range, stable process and controllable quality, and embodies the traditional Chinese medicine theory advantages of simultaneous treatment of vital qi and pathogen and simultaneous regulation of qi and blood. Acute toxicity tests show that LD50 is larger than 20 g / kg, and the traditional Chinese medicine is free of liver and kidney dysfunction after being taken for a long time and suitable for long-term conditioning.

The invention provides a medicine composition for treating colorectal cancer and application thereof, and relates to the field of traditional Chinese medicine. The medicine composition for treating colorectal cancer comprises the following raw materials in parts by weight: 5-10 parts of astragalus membranaceus, 10-15 parts of turtle shell, 5-20 parts of leech, 3-5 parts of pericarpium citri reticulatae, 5-10 parts of caulis perllae, 5-8 parts of pseudo-ginseng, 5-10 parts of ginseng, 8-16 parts of agilawood, 10-20 parts of mulberry, 10-20 parts of liquorice and 10-20 parts of centella asiatica. Astragalus mongholicus and turtle shell are used as monarch drugs, centella asiatica is used as a conductant drug, leech, pericarpium citri reticulatae, caulis perllae and pseudo-ginseng are used as ministerial drugs, so that the traditional Chinese medicine composition not only has the effect of assisting the monarch drugs in removing stasis and eliminating diseases, but also has the effects of removing food retention and relieving pain, regulating qi-flowing for evil breezing, clearing heat and promoting diuresis, and detoxifying and diminishing swelling, and ginseng, agilawood, mulberry and liquorice are used as adjuvant drugs to achieve the effects of tonifying spleen and kidney and absorbing qi. The traditional Chinese medicine composition can make up visceral organ asthenia caused by breaking blood, promoting circulation of qi, removing blood stasis and eliminating diseases in the monarch medicine, the ministerial medicine and the conductant medicine.

Provided are a method and a kit for quantifying L-FABP or oxidized L-FABP in any sample, a method and a kit for testing for kidney diseases on the basis of the quantifying result of L-FABP or oxidized L-FABP in urine of a subject, and a companion diagnostic drug. This method for quantifying liver type fatty acid binding protein includes a step for promoting an antigen-antibody reaction, and quantifying the liver type fatty acid binding protein under a condition in which the measurement sensitivity of oxidized liver type fatty acid binding protein is higher than that of unoxidized liver type fatty acid binding protein.

This invention provides a traditional Chinese medicine composition, preparation method, and application for treating uric acid nephropathy, specifically belonging to the field of traditional Chinese medicine preparation technology. The traditional Chinese medicine composition of this invention comprises the following components in parts by weight: Aconitum carmichaelii 3-7 parts, Cinnamomum cassia 1-7 parts, Morinda officinalis 3-10 parts, Sinapis alba 3-9 parts, Fritillaria thunbergii 5-10 parts, Atractylodes lancea 3-9 parts, Coix lacryma-jobi 10-30 parts, Phellodendron chinense 3-12 parts, Pyrrosia lingua 6-15 parts, Dioscorea hypoglauca 9-15 parts, Smilax glabra 15-60 parts, and Prunus persica 5-10 parts. The traditional Chinese medicine composition of this invention can treat uric acid nephropathy, specifically including uric acid nephropathy of kidney yang deficiency type. It has a mild medicinal property, warms the kidney and invigorates the spleen, clears turbidity and detoxifies, and has no toxic side effects.

This invention discloses a traditional Chinese medicine composition for treating male infertility due to liver stagnation and kidney deficiency, its preparation method, and its application, belonging to the fields of traditional Chinese medicine pharmaceutical technology and andrological reproductive health technology. The composition is formulated with Bupleurum chinense, Tribulus terrestris, Cynomorium songaricum, Cuscuta chinensis, Cornus officinalis, and Epimedium brevicornu in specific weight proportions, following the principles of soothing the liver and relieving stagnation, tonifying the kidney and replenishing essence, and unblocking the meridians to treat impotence. This invention employs an alcohol-water dual-phase fractional extraction process, and can be prepared into various dosage forms such as granules, capsules, and tablets. Pharmacological experiments have confirmed that the composition of this invention can increase sperm density and progressively motile sperm rate, improve penile tissue nitric oxide synthase (NOS) activity, regulate reproductive hormones, and reduce testicular oxidative damage; serum pharmacochemistry and metabolomics have clarified the active components entering the bloodstream and their pathways of action. This invention features a refined formulation, abundant medicinal resources, and simple preparation, making it suitable for large-scale production and clinical application in treating male infertility due to liver stagnation and kidney deficiency.

Disclosed herein are pyridyl compounds. Also described are specific conjugated nicorandil compounds. Also disclosed are pharmaceutical compositions that include the compounds. Methods of using the pyridyl compounds are disclosed for the treatment of diseases or conditions related to kidney or kidney functions.

The invention discloses an application of a small molecular compound SR9009 in preparation of antihypertensive drugs. The SR9009 is used for treating three common hypertension rodent animal models, a better antihypertensive effect is shown, the antihypertensive effect is possibly related to increase of urine sodium excretion and reduction of kidney epithelium sodium channel protein expression, possibility is provided for application of the SR9009 in prevention and treatment of hypertension diseases, and the SR9009 has a wide application prospect.

The invention discloses a traditional Chinese medicine composition for breaking diseases, removing food retention and removing stasis, a preparation and a preparation method of the traditional Chinese medicine composition. The traditional Chinese medicine composition for breaking diseases, removing food retention and removing stasis is prepared from the following traditional Chinese medicinal materials in parts by weight: 12-18 parts of ardisia japonica, 5-9 parts of rhizoma dioscoreae nipponicae, 8-14 parts of berba aristolochiae mollissimae, 3-7 parts of radix araliae armatae, 7-11 parts of radix tetrastigme, 6-10 parts of herba cistanche and 3-7 parts of lithospermum erythrorhizon. The traditional Chinese medicine compound disclosed by the invention is rigorous in compatibility, takes both symptoms and root causes into consideration, takes effects of breaking diseases, removing food retention, removing blood stasis and dredging collaterals as the core, also takes effects of dispelling wind, eliminating dampness, clearing away heat and toxic materials, tonifying kidney, strengthening bones and supporting healthy energy into consideration, can quickly relieve pain symptoms, can fundamentally improve the core pathogenesis of wind-cold damp evil invasion, qi stagnation, blood stasis and meridian obstruction, and reduces the recurrence rate.

Methods, systems, devices, components, and apparatuses for renal denervation. The treatment component includes a first sensor configured to detect a first temperature or a first impedance. The treatment component includes a first energy delivery element configured to deliver energy to the vessel wall. The treatment component includes a processor. The processor is configured to determine a heart rate based on the first temperature or the first impedance. The processor is configured to determine that the heart rate is less than a threshold heart rate indicating a slowing of the heart rate. The processor is configured to control the first energy delivery element to regulate the delivery of energy to the vessel wall.

The invention relates to a traditional Chinese medicine composition for treating or / and preventing hypoovarian reserve function as well as a preparation method and application thereof, and belongs to the field of traditional Chinese medicines. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 0.8-1.2 parts of mulberries, 0.8-1.2 parts of Chinese wolfberry fruits, 0.8-1.2 parts of lily bulbs and 1.2-1.8 parts of Chinese yams stir-fried with bran. The invention further provides a preparation method and application of the traditional Chinese medicine composition. The traditional Chinese medicine composition mainly tonifies kidney and replenishes essence, nourishes blood and yin, gives consideration to lung, spleen and liver, clears away heart fire and tranquillizes the mind, is homologous in medicine and food, few in medicine flavor and good in medicine effect, and is especially short in treatment course when being taken during ovulation promotion. Clinical curative effect observation and animal experiments both prove that under the specific dosage ratio, the synergistic interaction effect can be achieved.

The application discloses a point application traditional Chinese medicine composition with an effect of treating irritable bowel syndrome, a point application plaster and a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicines. The application provides a point application traditional Chinese medicine composition and a point application plaster. The traditional Chinese medicine composition comprises the following components: psoralea, radix codonopsis, dried zedoary, fried atractylodes, mace, schisandra chinensis and evodia. The composition is prepared according to the principle of less medicine and special function and treatment of disease and seeking the origin. The core tonifying medicine, psoralea, dried zedoary and radix codonopsis, has a prominent dosage proportion and remarkable effects of warming the spleen and kidney yang and invigorating the spleen and replenishing qi. The application finds through clinical research that the clinical total effective rate of the test group is 76.7%, the curative effect is accurate and better than that of a placebo, the IBS-SSS score, the TCM syndrome score and the stool character score of IBS patients can be reduced, the symptoms of the patients are improved, and the composition can effectively treat IBS.

The invention discloses a special medical application formula and a preparation method of a selenium-rich ginseng medicinal and edible herbal liquid, and belongs to the technical field of health foods and special medical foods. The formula is prepared from a selenium-enriched ginseng extract, Chinese yam powder, a poria cocos extract, a gordon euryale seed extract, a Chinese date extract, a longan aril extract and auxiliary materials through scientific compatibility, and has the effects of tonifying spleen and kidney, reinforcing qi and nourishing blood aiming at the pathogenesis of spleen and kidney deficiency and deficiency of qi and blood. According to the preparation method, a gradient process combining ultrasonic-assisted ethanol extraction and enzymolysis water extraction is adopted, and active ingredients such as organic selenium, ginseng rare saponin, jujube cAMP and longan polysaccharide are efficiently extracted and reserved. Experiments show that the herbal liquid has a remarkable synergistic effect in the aspects of improving immunity, improving hematopoietic function and resisting fatigue, and is suitable for nutrition support and function conditioning of tumor chemoradiotherapy patients and postoperative weak people.

The invention belongs to the technical field of biomedicine, and particularly relates to a renal clear cell carcinoma prognosis model construction method and system based on a metabolic gene set. The system comprises: a metabolic gene set data acquisition module for acquiring metabolic gene set data of a patient with renal clear cell carcinoma, the metabolic gene set data including CYP3A7, ST3GAL5, DBH, UGT2B7, GCNT4, LIPA, ITPKB, HS3ST1, GYG2, and CYP51A1; the survival time calculation module is used for calculating the survival time of the renal clear cell carcinoma patient based on the prediction model; the prediction model comprises a formula I for calculating the risk score of the patient and a formula II for calculating the survival probability of the patient at a certain time point; and the result output module is used for outputting a prognosis result of the patient based on the survival time of the renal clear cell carcinoma patient. The system can significantly improve the accuracy and reliability of prognosis of ccRCC patients, and has wide application prospects and commercial values.

The purpose of the present invention is to provide a novel method for culturing tissue-derived cells. The method uses a cell culture method including a step for co-culturing cells derived from the skin and at least one type of cell selected from among cells derived from the intestine, cells derived from the heart, cells derived from the brain, cells derived from the stomach, cells derived from the embryonic membrane, cells derived from the kidney, and cells derived from the lung. And culturing the skin-derived cells.

The invention discloses a composition, a medicine containing the composition, a combined medicine and application. The composition comprises fructus evodiae or other qi promoting components, a blood stasis dispersing component, a middle-jiao warming, cold dispelling and spleen tonifying component, liquorice, a blood generating and activating component, a wind-cold dispersing component and a kidney reinforcing component. The composition disclosed by the invention has a good antiviral effect, and can assist qi and blood generation so as to transform cold-dampness, so that antiviral effect is realized, and meanwhile, the body function is improved.

The invention relates to application of an asparagine endopeptidase inhibitor in preparation of a medicine for improving insulin resistance. According to the application, starting from inhibiting the aging driving factor AEP, the AEP inhibitor is tried to be applied to the research of insulin resistance for the first time, and the AEP inhibitor is found to be capable of remarkably improving glucose tolerance and insulin sensitivity. Therefore, the invention provides the application of the asparagine endopeptidase inhibitor in preparation of the medicine for improving insulin resistance. Experiments prove that the AEP inhibitor not only can significantly enhance insulin sensitivity of old mice and improve glucose tolerance, but also can reduce serum low-density lipoprotein cholesterol and lactic dehydrogenase levels, shows multiple improvement effects on glucose metabolism and lipid metabolism, and also can be used for preparing the AEP inhibitor. After long-term administration, obvious toxic and side effects are not found in pathological examinations of blood routine examination, urine routine examination, heart, liver, spleen, lung, kidney and other important organs, so that the traditional Chinese medicine composition is proved to have good safety and is suitable for long-term intervention of chronic diseases.