143 results about "Clinical prognosis" patented technology

The invention belongs to the technical field of medical apparatuses and instruments and particularly relates to a series connection type thrombus extraction stent and a thrombus extraction device. Theseries connection type thrombus extraction stent comprises a front thrombus extraction stent and a back thrombus extraction stent which are serially connected along the same axis in a front-back wayafter being released, wherein each of the front thrombus extraction stent and the back thrombus extraction stent comprises a network tube shaped stent body formed by connecting multiple net holes, andthe stent bodies are closed up under the effect of an external force and are released for restoration after the external force disappears. The stent body included by the back thrombus extraction stent comprises a near end and a far end which are integrally formed and connected through smooth transition, the near end of the stent body in a released state is of a conical structure with a smaller near portion and a bigger far portion, and the far end is of a cylindrical structure. The stent body included by the front thrombus extraction stent comprises a near end, a middle main body portion anda far end which are integrally formed and connected through smooth transition, the near end of the stent body in a released state is of a conical structure with a smaller near portion and a bigger farportion, the middle main body portion is of a cylindrical structure, and the far end is a net bag shaped structure with a closed tail end. The overall outer diameter of the front thrombus extractionstent in the released state is smaller than the overall inner diameter of the back thrombus extraction stent. The series connection type thrombus extraction stent effectively extracts thrombus, prevents the thrombus from escaping, is high in thrombus extraction rate and good in clinical prognosis effect.

In a wide variety of human solid tumors, an aggressive, metastatic phenotype and poor clinical prognosis are associated with expression of the receptor tyrosine kinase. Met and its agonist ligand HGF. Disclosed herein are (a) mAbs and hybridoma cell lines that produce them, which mAbs antibodies are specific for Met and (b) combinations of anti-Met and anti-HGF mAbs. When detectably labeled, these antibodies are useful for imaging such tumors. Anti-Met mAb compositions and methods for scintigraphic detection, diagnosis, prognosis, monitoring and therapy of Met-bearing tumors are provided.

The invention discloses a 3D printing personalized talus surface replacement prosthesis, comprising a prosthesis made by 3D printing technology. The prosthesis includes a smooth joint surface for fitting to the subtalar articular surface and a part to cut away from the talus. The prosthesis further comprises a body between the smooth connecting surface and the rough contact surface, and the roughcontact surface is provided with a plurality of micropores which are fixedly connected to the talus by allowing the newly growing bone of the talus to protrude. The prosthesis is provided with a connecting piece for connecting it to the talus. The 3D printing personalized talus surface replacement prosthesis provided by the invention has talus surface replacement retaining all ligaments around thetalus, which not only maintains the stability of the ankle joint and the posterior foot, but also preserves the normal body sensation of the patient, and the clinical prognosis is predictable and good.

The invention belongs to the technical field of biological medicine, provides an application of ZNF750 in screening a targeted medicine for treating esophageal squamous cell carcinoma, provides a novel target for blocking the metastasis of esophageal squamous cell carcinoma cells or inhibiting the change of the esophageal squamous cell carcinoma cells, and provides a treatment clue for patients with esophageal squamous cell carcinoma with ZNF750 variation. The invention provides the application of ZNF750 in screening the targeted medicine for treating the esophageal squamous cell carcinoma. The esophageal squamous cell carcinoma is esophageal squamous cell carcinoma with ZNF750 gene mutation, deletion, inactivation variation or ZNF750 low expression. The targeted medicine treats the esophageal squamous cell carcinoma by inhibiting or blocking angiogenesis-related gene expression of a downstream target gene of ZNF750. The detection of ZNF750 mutation can divide the patients with esophageal squamous cell carcinoma into two groups of mutant type and wild type, and the medicine targeted to KDR can provide effective treatment selection for the patients with ZNF750 inactivation variationand improve the clinical prognosis.

The present invention concerns polymorphisms in the epidermal growth factor receptor (EGFR), gene. In some embodiments, the present invention is directed at compositions and methods involving single nucleotide polymorphisms (SNPs) in the promoter of the EGFR gene that affect EGFR expression. The identification of polymorphisms associated with EGFR expression or activity enables novel methods and compositions for evaluating the potential efficacy and toxicity of an EGFR-targeting therapeutic agent, predicting a patient's clinical prognosis, and evaluating a patient's risk of developing a disease that is associated with EGFR dysregulation.

The invention belongs to the technical field of medical devices and particularly relates to an artery capturing and thrombus extraction stent and a thrombus extraction device, wherein the thrombus extraction stent comprises a mesh-tube shaped stent body which is formed by connecting multiple meshes; the stent body comprises a proximal end, a middle main body part and a distal end which are integrally formed and are connected with one another in a smooth transition manner, folds under the action of an external force and the stent body is released and recovered after the external force is eliminated; the proximal end of the stent body is in an approximately triangular shape after being laid and spread; the middle main body part is in an approximately rectangular shape after being laid and spread; and the distal end is of a blast cap shaped structure after being laid and spread. When the stent body is in a releasing state, the proximal end is of a conical structure with smaller proximal portion and larger distal portion, the middle main body part is of a cylinder structure, and the distal end is of tuck net structure with closed tail end. The thrombus extraction device comprises the artery capturing and thrombus extraction stent and a push-pull guide wire; and the stent body can be recovered into a thrombus extraction micro-catheter under the action of the push-pull guide wire. The artery capturing and thrombus extraction stent and the thrombus extraction device provided by the invention can prevent thrombus from escaping, increases the thrombus capturing rate and thus improves clinical prognosis and the life quality of a patient.

A prognosis evaluation device and method for colorectal cancer established based on characteristics of a tumor tissue infiltration immune cell detect an infiltration condition of three immune cells intissue of the colorectal cancer by utilizing immunohistochemistry and related techniques; and counting is performed on the three detected immune cells detected to obtain the number of immune cells infiltrated per unit area, a relationship between each of the immune cells and prognosis of patients is obtained through combination of clinical prognosis information of the patients, a prognostic evaluation model is constructed by utilizing a multiple linear regression model and with the number of infiltration per unit area of regulatory T cells, macrophages, and neutrophils as an independent variable, and the model can accurately and quickly predict the prognosis of the patients with the colorectal cancer.

The invention provides a diabetic retinopathy related gene polymorphism rapid detection kit. The kit comprises multiplex PCR pre-amplification primers and single base extension primer sequences of 23 single nucleotide polymorphism (SNP) sites relates to diabetic retinopathy, a human peripheral blood genome DNA extraction liquid, multiplex PCR pre-amplification reaction liquid, a negative control, a positive control, a pre-amplification product purification reagent, PCR product single base extension reaction solution liquid, and a extension product purification reagent. The invention also provided a preparation method of the kit. According to the invention, diabetic retinopathy related SNP sites are detected by using a gene sequencing method with relatively high sensitivity and specificity, such that genotypes of the 23 diabetic retinopathy related gene polymorphism sites can be detected rapidly, effectively, accurately, and economically. Therefore, a reference is provided for diabetic retinopathy early diagnosis and clinical prognosis.

The invention provides a triad trocar device for deep tissue puncture. The triad trocar device comprises a thick puncture needle, a puncture cannula and a fine puncture needle; in the puncture process, when shallow tissue is punctured, the tips of the thick puncture needle, the puncture cannula and the fine puncture needle are aligned; when deep tissue is punctured, the puncture cannula and the fine puncture needle extend out of the first end of the thick puncture needle and pierce into the deep tissue together, then the fine puncture needle is withdrawn, and a channel is established between the deep tissue and the exterior of the body of a subject through the puncture cannula. By means of the puncturing device and method, important tissue organ damage can be reduced when the deep tissue is punctured, the sensitivity of the deep tissue during puncturing is increased, and the success rate of puncturing is improved, so that clinical prognosis is improved, and the device and method can beapplied to clinical practice such as pericardial effusion puncture drainage and subclavicular vein puncture catheterization, and have high clinical application value.

The present invention provides a system for determining a postoperative recurrent risk of a single HBV related primary liver carcinoma within 1 year. The system comprises an input device, a computingdevice and an output device, the computing device comprises a storage and a processor, a computer program is stored in the storage, the processor is configured to execute the computer program stored in the storage to achieve an algorithm of a discrimination function. The discrimination function returns the postoperative recurrent risk of the single HBV related primary liver carcinoma within 1 yearthrough the history of drinking, glutamyl transpeptidase (GGT), total serum protein content (TP) and alpha fetoprotein (AFP). Through baseline clinical features of biochemistry, virology and immunology, the system provided by the invention can determine the postoperative recurrent risk of the single HBV related primary liver carcinoma within 1 year and provides basis for clinical prognosis.

The invention provides a kit for adult AML (acute myeloid leukemia) risk stratification and clinical prognosis evaluation and an application of CPNE3, namely a gene chip and the kit for conducting risk stratification or clinical prognosis evaluation on patients with adult AML, wherein primer pairs of calcium-dependent membrane combined proteins copine III genes are used, and the sequences of one of the primer pairs are shown as agactcccacgaaactcagg (SEQ ID NO:2) and ctgtgcgctcaacctcatac (SEQ ID NO:3) or complementary sequences thereof, and the primer pairs are used for detecting the expression level of calcium-dependent membrane combined proteins in adult AML cells or tissues.

The invention provides a Chinese medicine composition for improving a cardiac function after myocardial infarction. The Chinese medicine composition is prepared from the following materials in parts by weight: 20-70 parts of astragalus membranaceus, 5-20 parts of trichosanthes kirilowii maxim fruit, 5-20 parts of allium macrostemon, and 5-20 parts of pinellia ternate. Pharmacological experiments and clinical application proves that the Chinese medicine composition can be used for improving the cardiac function after a myocardial infarction PCI (percutaileous coronary intervention) operation and improving clinical prognosis of a sufferer.

The invention discloses a reagent for detecting specific immune response of mycobacterium tuberculosis and use thereof. The invention discloses an immune positive reagent Rv0733 of mycobacterium tuberculosis by a gamma interferon release assay and a serum enzyme-linked immune method. The reagent comprises antigen or polypeptide and analogues thereof for detecting the specific cellular immunity of a tuberculosis sufferer and humoral immune response level. After the mice are immunized by using the reagent disclosed by the invention, the mice can generate specific cell factors such as gamma interferon and the like, and an antibody. T cells of tuberculosis patients or normal people are stimulated by using the reagent in vitro, the quantity of gamma interferon release cells is detected, or the content of gamma interferon in supernatant is cultivated, the tuberculosis patients can be distinguished from the normal people, the detection sensitivity and specificity of the tuberculosis sufferer can be improved by detecting the specific antibody level of resisting the reagent in the peripheral serum, and the clinical prognosis conditions of the tuberculosis patients can be disclosed by utilizing an Rv0733 specific immune response contrast experiment in the process of tracking treatment of the tuberculosis sufferer.

The invention provides a method of a biomarker for identifying renal transplantation prognosis and a detection kit for identifying the renal transplantation prognosis. The biomarker is a ratio of freemannose and glucose obtained by pre-column 1-phenyl-5-methyl pyrazolone (PMP) derivatization high performance liquid chromatography in serum. The detection method is a pre-column PMP derivatization high performance liquid chromatography method. The technical scheme has the advantages that the pretreatment is simple, the analysis time is short, the instrument price is reasonable, the conventionaluse requirements are met, the operation steps are simple and easy to learn, the accuracy of a detection result is high, only blood collection is needed, the needed serum amount is extremely small, theblood collection amount is smaller than 1 mL, and the like. The obtained result shows that the analysis method can quickly quantify the free mannose and glucose in the serum of a renal transplantation prognosis patient, and has very important significance for researching a relation between the free mannose and glucose in the serum and the renal transplantation prognosis, and finding a novel clinical prognosis monitoring marker for the renal transplantation prognosis.

The present invention provides a method for determining the clinical prognosis of a human subject to the administration of a pharmaceutical composition comprising of stem cells (preferably mesenchymal stem cells), stromal cells, regulatory T-cells, fibroblasts and combinations thereof.