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8980093 Multicapillary device for sample preparation  
A multicapillary sample preparation device, especially useful for handling biological samples, comprising a plurality of uniform capillary tubes coated with a stationary phase, and arranged in a...
8974667 Module case and hollow fiber membrane module using the same  
A hollow fiber membrane module is disclosed, which is capable of preventing a bundle of hollow fiber membranes from being separated from a module case, the hollow fiber membrane module for...
8974668 Hollow fiber membrane element and methods of making same  
A membrane element consisting of a hollow fiber stack (HF stack) comprising a plurality of substantially equally spaced hollow fibers (HFs) comprising multiple alternate rows of HFs comprising...
8967391 Method for preparing composite multilayer porous hollow membrane and device and product thereof  
A method for preparing a composite multilayer porous hollow fiber membrane and the device and product thereof. The method comprises preparing uncured porous hollow fibers with larger pore...
8956537 Hollow fiber membrane module, filtration apparatus using the same, and method for manufacturing the filtration apparatus  
Disclosed are a hollow fiber membrane module, a filtration apparatus based on the same, and a method for manufacturing the filtration apparatus. The hollow fiber membrane module includes two...
8931647 Highly durable porous PVDF film, method of producing the same and washing method and filtration method using the same  
The present invention provides a PVDF porous film and method for producing it, which has high water permeability and high chemical resistance to washing chemicals and the like that has been...
8915378 Hollow fiber type reverse osmosis membrane and method for manufacturing the same  
A hollow fiber type reverse osmosis membrane including cellulose acetate, characterized in that the filtration rate and the salt rejection rate when an aqueous solution having sodium chloride...
8883010 Polymer composition with phytochemical and dialysis membrane formed from the polymer composition  
A biocompatible polymer composition which includes a matrix material and at least one of an isoflavone and a flavone at least partially dispersed in the matrix material is suited to use in a...
8881915 Polymeric porous hollow fiber membrane  
PURPOSE: To provide a polymeric porous hollow fiber membrane which exhibits excellent fractionation performance and excellent permeability in treatment of a variety of aqueous fluids and also...
8877062 Antithrombogenic hollow fiber membranes and filters  
The invention relates to extracorporeal blood circuits, and components thereof (e.g., hollow fiber membranes, potted bundles, and blood tubing), including 0.005% to 10% (w/w) surface modifying...
8864990 Header for module of hollow fiber membranes and method of potting hollow fibers  
Hollow fiber membranes are potted by injecting a liquid material into a substantially closed cavity (44) containing the fibers. The cavity may be formed in part by the interaction of a mold a...
8840788 Hollow fiber membrane, method for manufacturing the same, and blood purification module  
The present invention provides a hollow fiber membrane where the membrane strength and pressure resistance to pressurization from the dialysate side is ensured, the retaining rate of water...
8834717 Head plate  
The invention relates to a head plate, fixing the end of a tube bundle with a number of, in particular, porous tubes with a membrane in sealing manner. The head plate is made from a metal or a...
8828225 Polysulfone hemodialyzer  
An object of the present invention is to provide a polysulfone hemodialyzer with large membrane area that exhibits an unprecedented high dialytic performance over a wide molecular weight range...
8827087 Membranes having improved performance  
Permselective asymmetric membranes suitable e.g. for hemodialysis, hemodiafiltration and hemofiltration of blood, and having improved sieving characteristics providing enhanced removal of middle...
8827085 Monofilament-reinforced hollow fiber membrane  
A hollow fiber membrane is formed by embedding a braid having a spiral open weave of monofilaments only, to avoid a “whiskering” problem common in prior art multifilament braid-supported tubular...
8827086 Ultrafiltration membrane  
The invention relates to a hollow-fiber membrane for ultrafiltration made from a hydrophobic aromatic sulfone polymer and at least one hydrophilic polymer, the membrane having an open-pore...
8800783 Polyamide hollow fiber membrane, and production method thereof  
A hollow fiber membrane is produced through a thermally induced phase separation process by dissolving a highly hydrophilic polyamide resin in a high-boiling-point solvent such as an aprotic polar...
8794451 Hollow-fiber ultrafiltration membrane with excellent fouling resistance  
An object of the present invention is to provide a hollow-fiber ultrafiltration membrane that can be used in treatment in various aqueous fluids such as water purification, beverage treatment,...
8790586 Molecular exchange device  
The present application relates to a molecular exchange device (1) for use with an analysis and control apparatus and a method of manufacturing a molecular exchange device. The molecular exchange...
8784664 Hollow fibre membrane  
The present invention relates to a composite hollow fiber capillary membrane in particular for exploiting the value of dialysate and a method for the production thereof as well as its use in...
8778286 System for fixing carbon dioxide  
The present invention relates to a system fixing carbon dioxide. The system comprises a first reactor for extracting alkali metal components from a slag and a second reactor for carbonating the...
8771516 Membranes having improved performance  
Permselective asymmetric membranes suitable e.g. for hemodialysis, hemodiafiltration and hemofiltration of blood, and having improved performance, including improved sieving characteristics,...
8771513 Regeneratable filter for extracorporal treatment of liquids containing particles and use thereof  
The invention relates to a regeneratable filtering and adsorbing system, combining the properties of membrane filtration with those of particle-based adsorption in a closed housing.
8758625 Use of porous hollow-fiber membrane for producing clarified biomedical culture medium  
Use of a porous hollow fiber membrane for producing a clarified biomedical culture medium by a method including a filtration step of distributing a biomedical culture medium over the porous hollow...
8752713 Hollow porous membrane and process for producing the same  
A hollow porous membrane with a reduced cost and excellent separation characteristic, water permeability, and mechanical strength and a process of producing the hollow porous membrane with an...
8739978 Porous membrane and preparation method thereof  
Disclosed is a porous membrane with high tensile strength, good elongation at break, and good water permeability, and a method for manufacturing the same. The porous membrane comprises a bead...
8728316 Membrane filter unit  
A membrane filter unit includes a hollow fiber membrane module with a plurality of sheet-like hollow fiber membrane elements arrayed in parallel at predetermined intervals, each of the hollow...
8709253 Separation membrane elements, separation membrane module, and process for producing separation membrane element  
The invention offers a separation membrane element that can be produced by a method in which a membrane-sealing portion is formed by, first, immersing end portions of hollow-fiber-shaped porous...
8708161 Polyvinylidene fluoride hollow fiber microporous membrane and process for production of the same  
This disclosure relates to an anisotropic polyvinylidene fluoride hollow fiber microporous membrane containing a polyvinylidene fluoride resin. The hollow fiber microporous membrane does not...
8696905 Fluid concentrator  
A concentrator is used for concentrating a fluid, particularly a plasma component out of blood, for treatment of a patient. The concentrator apparatus includes a main housing defining a centrifuge...
8684188 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Hydrophilic polyethersulfone filtration membrane, process for producing the same, and dope solution
 
A hydrophilic filtration membrane having high chemical resistance, high strength, high water permeability and high blocking performance, and being superior in fouling resistance is provided. A...
8679337 Hollow fiber membrane module with covered membrane outer periphery  
The present invention provides a hollow fiber membrane module having fixing layers to which one or more hollow fiber membrane bundles each including a plurality of hollow fiber membranes are fixed...
8657775 Method of treating a subject suffering from end stage renal disease against cardiovascular disease  
The present invention relates to high cut-off hemodialysis membranes for the treatment of chronic hemodialysis (CHD) patients, with the potential to improve long-term survival of these patients by...
8651284 Dialysis membrane with improved removal of middle molecules  
A hydrophilic semipermeable hollow-fiber membrane for blood treatment, with an integrally asymmetric structure based on a synthetic polymer. The hollow-fiber membrane possesses on its inner...
8636904 Hollow fiber membrane module, hollow fiber membrane module unit, and water treatment method  
A hollow fiber membrane module, a hollow fiber membrane module unit, and a water treatment method. The module or the module unit enable the efficient contact of microorganisms on the surface of a...
8623215 Membrane module for fluid filtration  
Embodiments of the invention provide a membrane module including a first plurality of fibers capable of filtering fluids that are helically wound in layers creating a mono helix. Fluids to be...
8622222 Membrane cleaning with pulsed airlift pump  
A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane...
8608953 Metabolic detoxification system and method  
An extracorporeal filtration and detoxification system and method generally comprise separating ultrafiltrate from cellular components of blood, treating the ultrafiltrate independently of the...
8602221 Separation membrane for use in treatment of liquid comprising aromatic ether polymer hydrophilized with hydrophilizing agent  
[Problems] To provide a novel hydrophilized separation membrane for use in the treatment of a liquid, which comprises an aromatic ether polymer, is less likely to be degraded by sterilization with...
8603021 Method and apparatus for ultrafiltration of blood  
An ultrafiltration filter for an extracorporeal blood circuit having an input for blood withdrawn from a human patient and a blood output for filtered blood to be infused into the patient...
8596467 Hollow fiber membrane and method for manufacturing thereof  
The present invention concerns a semipermeable hollow fiber membrane having an outer wall surface, an inner wall surface and an interior lumen extending along the length thereof and having the...
8584869 Absorbent and column for extracorporeal circulation  
The present invention provides an absorbent which can remove cells present in blood including activated leukocytes such as granulocytes and monocytes, and cancer cells as well as can remove...
8556088 Nanoporous oxide ceramic membranes of tubular and hollow fiber shape and method of making the same  
The present invention is aimed to fabricate nanoporous anodic oxide ceramic membrane tubes with excellent pore characteristics by anodizing metal tubes located in a cylindrical symmetry with...
8540879 Steam-sterilizable blood separating device  
A device for separating blood into individual components and/or groups of components, in the form of a sterilizable system includes a filter arrangement forming inlet and outlet chambers using...
8540081 Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) and method to fabricate  
A hollow fiber membrane fluid transport device and its method of manufacture are disclosed wherein the fibers are comprised of Polytetrafluoroethylene (PTFE), and the potting materials are...
8529814 Supported hollow fiber membrane  
A hollow fiber membrane is made by covering a tubular supporting structure with a membrane dope and converting the membrane dope into a solid porous membrane wall. Optionally, a textile...
8528744 Hydrophilic membranes with a non-ionic surfactant  
The invention relates to hydrophilic membranes which are supplemented or treated with a non-ionic surfactant and processes for preparing such membranes. The membranes are particularly suitable for...
8528745 Membrane supported biofilm apparatus  
A membrane supported biofilm apparatus has a plurality of hollow fiber gas permeable membranes in a tank containing water to be treated. The membranes have an outside diameter of about 200 microns...
8518256 Membrane module  
A membrane module includes at least one hollow fiber membrane; a first resin layer formed around an end of the at least one hollow fiber membrane; and a second resin layer chemically bound to the...