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157 results about "Peritonitis" patented technology

Inflammation of peritonium, the membrane that lines the inner abdominal wall and encloses organs within the abdomen.

Apparatus and methods for early stage peritonitis detection and for in vivo testing of bodily fluid

The invention provides, inter alia, automated medical methods and apparatus that test PD effluent in a flow path (e.g., with an APD system or CAPD setup) to detect, for example, the onset of peritonitis, based on optical characteristics of the effluent resolved at cellular scales of distance. For example, according to one aspect of the invention, an APD machine includes, in an effluent flow path, apparatus for early stage peritonitis detection comprising an illumination source and a detector. The source is arranged to illuminate peritoneal effluent in a chamber that forms part of the flow path, and the detector is arranged to detect illuminant scattered by the effluent. The detector detects that reflected or scattered illuminant at a cellular scale of resolution, e.g., on a scale such that separate cellular-sized biological (or other) components in the effluent can be distinguished from one another based on scattering events detected by the detector. Other aspects of the invention provide automated medical testing methods and apparatus that detect the onset of peritonitis and other bodily conditions by testing fluids in the body in vivo, e.g., the patient's peritoneum. Such apparatus and methods utilize a first fiber optic bundle to carry illuminant from a source of the type described above into a bodily organ or cavity, and a second fiber optic bundle to carry illuminant scattered by fluid in that organ or cavity to a detector as described above.
Owner:FRESENIUS MEDICAL CARE HLDG INC

Short peptides useful for treatment of ischemia/reperfusion injury and other tissue damage conditions associated with nitric oxide and its reactive species

This invention discloses isolated short peptides comprising the amino acid sequence Cys-Glu-Phe-His (CEFH) and analogs thereof as well as compositions comprising CEFH peptides and analogs thereof. The CEFH peptides disclosed herein are effective in mediating the denitration of 3-nitrotyrosines (3-NT) in cellular proteins thereby preventing tissue damage associated with excess nitric oxide (NO) and its reactive species. The CEFH peptides disclosed herein are useful in the treatment of ischemia/reperfusion (I/R) injury of various tissues (e.g., I/R injury of heart muscle associated with heart attack or cardiac surgery, I/R injury of brain tissue associated with stroke, I/R injury of liver tissue, skeletal muscles, etc.), septic shock, anaphylactic shock, neurodegenerative diseases (e.g., Alzheimer's and Parkinson's diseases), neuronal injury, atherosclerosis, diabetes, multiple sclerosis, autoimmune uveitis, pulmonary fibrosis, oobliterative bronchiolitis, bronchopulmonary dysplasia (BPD), amyotrophic lateral sclerosis (ALS), sepsis, inflammatory bowel disease, arthritis, allograft rejection, autoimmune myocarditis, myocardial inflammation, pulmonary granulomatous inflammation, influenza- or HSV-induced pneumonia, chronic cerebral vasospasm, allergic encephalomyelitis, central nervous system (CNS) inflammation, Heliobacterium pylori gastritis, necrotizing entrerocolitis, celliac disease, peritonitis, early prosthesis failure, inclusion body myositis, preeclamptic pregnancies, skin lesions with anaphylactoid purpura, nephrosclerosis, ileitis, leishmaniasis, cancer, and related disorders.
Owner:NEW YORK UNIVERSITY

Apparatus and methods for early stage peritonitis detection and for in vivo testing of bodily fluid

The invention provides, inter alia, automated medical methods and apparatus that test PD effluent in a flow path (e.g., with an APD system or CAPD setup) to detect, for example, the onset of peritonitis, based on optical characteristics of the effluent resolved at cellular scales of distance. For example, according to one aspect of the invention, an APD machine includes, in an effluent flow path, apparatus for early stage peritonitis detection comprising an illumination source and a detector. The source is arranged to illuminate peritoneal effluent in a chamber that forms part of the flow path, and the detector is arranged to detect illuminant scattered by the effluent. The detector detects that reflected or scattered illuminant at a cellular scale of resolution, e.g., on a scale such that separate cellular-sized biological (or other) components in the effluent can be distinguished from one another based on scattering events detected by the detector. Other aspects of the invention provide automated medical testing methods and apparatus that detect the onset of peritonitis and other bodily conditions by testing fluids in the body in vivo, e.g., the patient's peritoneum. Such apparatus and methods utilize a first fiber optic bundle to carry illuminant from a source of the type described above into a bodily organ or cavity, and a second fiber optic bundle to carry illuminant scattered by fluid in that organ or cavity to a detector as described above.
Owner:FRESENIUS MEDICAL CARE HLDG INC

Anti-inflammatory polypeptide nano drug and preparation method thereof

The invention discloses an anti-inflammatory polypeptide nano drug and a preparation method thereof. The anti-inflammatory polypeptide nano drug comprises anti-inflammatory polypeptides, a pH or reactive oxygen responsive material, phospholipids and polyethylene glycol-distearoyl phosphatidylethanolamine, wherein the anti-inflammatory polypeptide comprises the active N-terminal peptide Ac2-26 of annexin A1 and the tissue protective polypeptide ARA290; the mass ratio of the anti-inflammatory polypeptide to the pH or active oxygen responsive material is 0.01:1 and 2:1, the mass ratio of polyethylene glycol-distearoyl phosphatidylethanolamine to the pH or reactive oxygen responsive material is 0.02:1 and 2.5:1, and the mass ratio of polyethylene glycol-distearoyl phosphatidylethanolamine to phospholipid is 0.01:1 and 1:0.01. The drug can be used in preparation of preventive and therapeutic drugs for acute and chronic inflammation-related diseases. An administration method includes oral administration, intravenous injection, subcutaneous injection, intramuscular injection, and any combination of the above MODEs, and the product has obvious prevention and treatment effects on acute andchronic inflammation-related diseases such as inflammatory bowel disease, peritonitis and atherosclerosis.
Owner:ARMY MEDICAL UNIV
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