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7621978 |
Filter timer
A timer that starts a time cycle when a filter is placed into a housing is disclosed. The timer cycle will not reinitiate a new time cycle when the previously used filter is removed from the...
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7621407 |
Extracorporeal blood filter system
A blood filter system used for the sequential filtering of blood while actively removing air bubbles and debris comprising a filter housing with unique conical, or cylindrical shape, a flared inlet...
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7615146 |
Fluid filter with restrictive filter media for pressure relief
A fluid filter assembly having a relief valve for visually indicating when a filter element may be replaced. The fluid filter assembly of the present invention provides a vertical, transparent...
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7614279 |
Determination of pore structure characteristics of filtration cartridges as a function of cartridge length
A method for determining pore structure characteristics of a filtration cartridge includes the steps of placing a porometry test location isolating device in sealing contact with the filtration...
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7611001 |
Plugged filter detection system
A plugged filter detection system includes a valve housed within a cavity defining an initial inlet for receiving fluid at an inlet pressure before fluid enters a filter, a final inlet for...
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7585416 |
Apparatus for filtration and disinfection of sea water/ship's ballast water and a method of same
The invention disclosed provides an apparatus and method for filtration and disinfection of ship's ballast water, such as sea water, based on hydrodynamic cavitation. The apparatus comprises a...
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7540958 |
Device for controlling blood circulation for a single needle circuit
Device for extracorporeal treatment of blood 1 intended to operate in a mode with a single needle 2 , comprising:
a treatment unit 3 having a first compartment 4 and a second...
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7531098 |
Integrated automatic blood processing unit
A system for automatically processing blood components is described. The system includes a console, which contains all motors, pumps, sensors, valves and control circuitry, and a unique disposable...
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7530228 |
Integrated turbocharger lubricant filter system
An exemplary center housing for a turbocharger includes a lubricant control valve that includes a stem seated at least partially in the center housing where the stem has one or more orifices for...
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7476209 |
Method and apparatus for collecting a blood component and performing a photopheresis treatment
Methods and apparatus for collecting and treating blood component. An apparatus and methods for improvement of an extracorporeal photopheresis treatment is described. A cassette having flexible...
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7470372 |
Fluid treatment device
A device for the treatment of an influent with a porous media. The influent passes radially through the porous media and into an internal volume of the device. The treated influent then passes...
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7470360 |
Fluid flow restriction indicator
An indicator suitable for signaling restricted flow of a fluid through a filter mounted in a filter assembly includes a housing having an inner cavity. A diaphragm disposed within the housing...
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7445705 |
Particle filter for fuel cell coolant
A particle filter for a fuel cell coolant is disclosed. The particle filter includes a filter housing having an upstream end for receiving the coolant and a downstream end for discharging the...
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7442292 |
Liquid visual display
A display provides an indication of the remaining useful life of a filter element by providing a visible level of fluid in the display corresponding to the remaining useful life. The fluid level is...
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7442291 |
Filter integration for a lubrication analysis system
A system and method relating to in situ monitoring, analysis, and control of a lubricating material within a lubrication filter assembly is provided. A filter-sensor integration comprises a...
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7438800 |
Arrangement for filtering hydraulic fluid
An arrangement for filtering a hydraulic fluid having a bypass line connecting the feed channel to the discharge channel where the bypass line is opened by a pressure switching valve when a...
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7435347 |
Filter device and parts thereof and a method for operating of the filter device
A filter device has a filter housing part ( 10 ) with a filter element ( 12 ) and can be detachably connected to another filter housing part ( 20 ). A valve ( 24 ) clears a fluid path in the...
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7410587 |
Liquid handling for filtration and preparative chromatography
A method and system are provided for high-precision separation of pharmaceutical or biotechnology liquids. The separation can be in accordance with direct flow filtration, tangential flow...
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7402249 |
Blood purification apparatus for elevating purification efficiency
A blood purification method that purifies blood taken from a body by blood dialysis or by hemodiafiltration includes the step of changing an osmotic pressure of the blood to an increasing condition...
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7396455 |
Brine container with filter system
Brine container, at which a suction filter ( 24 ) is disposed, in which the brine container has a circulating filter system ( 28 ), which has a filter ( 34 ) and a pump ( 30 ), with which the brine...
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7368053 |
Membrane zeta potential measuring system
The present invention discloses a membrane zeta potential measuring system which comprises a first measuring course and a second measuring course. The provided system calculates the zeta potential...
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7361267 |
Dialysis machine blood circulating circuit fitting
A fitting ( 1 ) for a blood circulating circuit ( 4 ) of a dialysis machine has a first ans a second mouth ( 8, 9 ) for connecting the fitting ( 1 ) to a first ans a second portion ( 2, 3 ) of the...
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7354510 |
Extracting apparatus
A mechanism for introducing pressurized air into an extracting cartridge comprises an air pump, an on-off valve, and a pressure sensor for detecting an internal pressure within the extracting...
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7329337 |
Universal filter base and engines using same
Filters that remove particulate and other solids from fluids often come in various sizes and include various types of seals. However, filter bases to which the filters are attached are generally...
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7320750 |
Centrifuge with controlled discharge of dense material
A centrifuge with controlled discharge of dense materials disclosed. A centrifuge includes a fluid separation wall placed within a sleeve to form a containment zone therebetween. The fluid...
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7316323 |
Filters having improved permeability and virus removal capabilities
A filter block having a permeability of greater than about 3.0*10 −9 cm 2 , and a F-VLR of greater than about 99% is provided. The filter block may be made of filter particles having a median...
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7314554 |
Extracorporeal blood treatment machine
The invention relates to an extracorporeal blood treatment machine in which a blood circuit ( 3 ) is equipped with an inlet line leading to a filtration unit ( 2 ) and with an outlet line ( 3 b )...
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7288195 |
Method and apparatus for directly sampling a fluid for microfiltration
A process for filtering a fluid is provided. The process includes providing a filtration cell having a filter membrane, a base configured to receive filtrate passing through the membrane, and a...
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7204930 |
Water purification system and method
An oxidation filtration system for cleaning groundwater, the system having an aeration tower and a filtration tank. Within the filtration tank is an upper chamber and a lower chamber. Contained...
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7187545 |
Cooling devices for cooling electric components, module including cooling device and electric components, and assembly of cooling device or module and support
At least one power semiconductor component is cooled by a flat, copper, plate-type hollow body conducting a coolant fluid. Components are fixed on one flat-sided surface of the hollow body and the...
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7186331 |
Monitoring unit for monitoring the condition of a semi-permeable membrane
The invention concerns a monitoring unit [ 10 ] for monitoring the condition of a semi-permeable membrane [ 24 ] in a water purification system, and particularly the condition of spiral membrane in...
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7182855 |
Fuel filter with valve indicator
A fuel filter includes a first filter chamber, a second filter chamber and a valve assembly disposed between the first and second filter chambers. The valve assembly includes a valve casing with a...
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7175809 |
Feedback control of ultrafiltration to prevent hypotension
A method and system for the extracorporeal treatment of blood to remove fluid from the fluid overloaded patient is disclosed that non-invasively measures an oxygen level in the venous blood. The...
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7137303 |
Filter change indicator
A fluid system pressure indicator is adapted for use in fluid systems having a filter element. The fluid system force indicator includes a housing partitioned to be exposed to the fluid system to...
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7112273 |
Volumetric fluid balance control for extracorporeal blood treatment
A method and device for adjusting a volumetric flow balancing system for an extracorporeal blood treatment system receives a pressure signal and calculates a compensation factor that is used to...
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7083719 |
Medical system including vented tip protector
A method, system and apparatus for performing peritoneal dialysis are provided. To this end, in part, a medical system is provided that includes (i) a liquid pump; (ii) tubing in communication with...
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7074332 |
Multistage hemodiafiltration/hemofiltration method and apparatus
In a blood dialysis system including a source of substitution fluid ( 10 ) and a blood dialysis machine, a hemodiafiltration system having a first dialyzer ( 1 ) including a first blood compartment...
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7074191 |
Method and device for non-intrusive measurement of blood pressure in a circuit of a dialysis machine
A method for the non-intrusive measurement of blood pressure in a circuit of a dialysis machine, using a device provided with a sleeve forming a portion of the blood circuit and having at least one...
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6989104 |
Fuel filter with restriction indicator, and method of using same
A fuel filter assembly for a combustion engine, including a two-part filter housing, a filter element, and a restriction sensor, including an external visual display apparatus for indicating when...
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6977041 |
Apparatus for manufacturing deionized water and using method thereof
An apparatus and method for manufacturing deionized water is provided. Water is supplied to a first conduit. A plurality of reverse osmotic pressure vessels are connected to the first conduit. A...
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6966980 |
SSF/x slow sand filter
The SSF/x slow sand filter for use in treating drinking water for homes or rural villages with features providing simpler on-site assembly, preset maximum flow, easy monitoring of pressure head...
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6966979 |
Device and method for controlling infusion of a liquid in an extracorporeal blood circuit
An infusion control device controls infusion of a liquid in an extracorporeal blood circuit having an arterial pipe connected to an inlet of a blood compartment of a filter and a venous pipe...
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6951614 |
Method and device for filtering liquids, especially drinks
A method for filtering liquids, especially drinks, is by a filtering device having at least two filter lines. Each filter line has at least one filter unit with at least one preliminary filter and...
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6946081 |
Desalination system
The invention provides methods and an apparatus for more efficiently and economically producing purified water from sea water or some other salty or brackish water source. The efficiency is derived...
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6936160 |
Wireless MEMS sensing device
A sensor component that may be used in conjunction with a filter module may include a plurality of sensor packages. The latter, in turn, may incorporate one or more micro-electromechanical systems...
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6929739 |
Cooling device
A cooling device includes a cooling unit ( 10 ) through which a fluid to be cooled, especially hydraulic oil, can flow and a filter unit ( 12 ) for filtering fluid. The cooling unit ( 10 ) and the...
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6916424 |
Method and apparatus for a hemodiafiltration delivery module
This invention provides a method and apparatus for a hemodiafiltration delivery module that is used in conjunction with a UF controlled dialysis machine to enable hemodiafiltration therapy to be...
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6911151 |
Device and method for the parallel separation of substances by liquid chromatography
The invention relates to a device and a method for separating substances by liquid chromatography. The aim of the invention is to provide a device and a method by which means substances can be...
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6905594 |
Filter apparatus and methods to capture a desired amount of material from a sample suspension for monolayer deposition, analysis or other uses
The present invention is a filter apparatus with methods to capture a desired amount of material suspended in a liquid or gas for monolayer deposition, analysis or other uses. Novel filter devices...
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6890315 |
Method and apparatus for vein fluid removal in heart failure
A method and apparatus for ultrafiltration of blood operating by removing blood from a peripheral blood vessel at a rate of less than two percent of total cardiac output of a patient, extracting...
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