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7628921 |
Apparatus for continuous closed circuit desalination under variable pressure with a single container
An apparatus for consecutive sequential closed-circuit desalination of a salt water solution by reverse osmosis having at least one circuit and a single container (CN), wherein the circuit includes...
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7588722 |
Extracorporeal treatment device with automatic emptying of waste bag
The invention relates to a blood treatment device by extracorporeal circulation comprising a filter having a primary chamber and a secondary chamber separated by a semi-permeable membrane; a blood...
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7520979 |
Blood dialysis apparatus having convenient unit
A hemodialysis apparatus which controls dialysis conditions. The hemodialysis treatment is carried out under dialysis conditions determined by defining the course of the chronological target blood...
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7494590 |
Method of controlling a dialysis apparatus
The present invention relates to a method of controlling a dialysis apparatus, which can be used, e.g., for hemodialysis, hemodiafiltration, or hemofiltration. Numerous alarms occur during...
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7442294 |
Blood dialyzer
A hemodialysis apparatus that carries out hemodialysis treatment by measuring or calculating the blood volume or its volume change as a blood indication level, and by controlling dialysis...
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7419587 |
Water purification device
A water purification device includes a fluid pump, a diaphragm unit having a diaphragm, which separates a primary side from a secondary side, and a consumer having a pressure requirement. The fluid...
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7410581 |
Branched flow filtration and system
A cross flow filtration apparatus for nanofiltration or reverse osmosis has pressure vessels with a plurality of filter cartridges in each vessel. A feed port is provided at an intermediate...
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7407585 |
Water purification system and methods, and module for the system
The invention relates to a method and a system for purifying water whereby:
the water to be purified is pressurized ( 13 ); a pressurized flow of said water is directed onto at least one...
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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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7306735 |
Process for the removal of contaminants from water
The present invention provides a method of removing contaminants from water which includes the steps of first providing a water feed exposed to at least one hydrocarbon or chemical process. This...
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7303667 |
Blood dialysis apparatus having convenient controlling unit
A hemodialysis apparatus that carries out hemodialysis treatment by controlling dialysis conditions, wherein the hemodialysis treatment is carried out under dialysis conditions determined by...
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7303680 |
Method and apparatus for kidney dialysis
A number of improvements relating to methods and apparatuses for kidney dialysis are disclosed. These include checking of dialysate bypass status using flow measurement; using a flow sensor to...
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7297268 |
Dual head pump driven filtration system
Improvements in product water throughput from a reverse osmosis (RO) membrane achieved by thinner feed spacers in the RO element ( 22 ), enhanced recovery (ratio of permeate to feed), pressure...
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7291269 |
Apparatus and process for extracorporeal treatment of blood with selective extraction of solutes
A device and method for an extracorporeal blood treatment is described. The device comprising at least one exchanger equipped with at least one first inlet for the blood to be treated, a first...
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7264730 |
Methods for kidney dialysis
A number of improvements relating to methods and apparatuses for kidney dialysis are disclosed. These include methods such as supplying a dialysis machine including a touch screen interface to a...
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7244357 |
Pumps for filtration systems
Improvements in product water throughput from a reverse osmosis (RO) membrane filter achieved by thinner feed spacers in the RO element, enhanced recovery (ratio of permeate to feed), pressure...
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7241378 |
Hemodialysis apparatus
A hemodialysis apparatus includes means for measuring or calculating a blood volume or a blood volume change as a blood index level, a hemodialysis means, and a controlling means that controls...
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7214315 |
Pressure exchange apparatus with integral pump
A pressure exchange device is provided that utilizes an integral high pressure boost pump that is in fluid communication with a pressure exchange unit. An optional low pressure boost pump unit may...
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7207781 |
Pressure exchange apparatus with dynamic sealing mechanism
A pressure exchange device is provided that utilizes a rotor assembly inside a housing to transfer the pressure of a fluid from one high pressure fluid to another low pressure fluid. The housing...
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7186342 |
Method for filling and washing a filter for a dialysis machine
A dialysis machine is provided with a dialysate circuit, a blood circuit and a filter having a dialysate compartment connected to the dialysate circuit, a blood compartment connected to the blood...
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7097630 |
Method and apparatus for determining hemodialysis parameters
This invention provides a method and apparatus for calculating a hemodialysis parameter, especially blood access flow rate, using multiple dialysance values. The dialysance values may be calculated...
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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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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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6908546 |
Apparatus and method for producing purified water having microbiological purity
A process is provided to produce water that will meet the specifications of the United States Pharmacopeia Inc. for Purified Water and Water for Injection, and water for dialysis as circumscribed...
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6881344 |
Method for setting up a dialysis treatment in a dialysis machine
A method of setting up a dialysis treatment in a dialysis machine ( 1 ) provided with a device ( 6 ) for setting up the dialysis treatment, possessing a microprocessor ( 11 ), a data input ( 12, 13...
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6878273 |
Dialyzing apparatus
A dialyzing apparatus includes a dialyzer which removes water from blood of a patient at a pre-set water-remove rate, an autonomic-nerve-activity-related-information obtaining device which obtains...
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6872306 |
Multifunctional pure water maker
A multifunctional pure water maker includes a main body and a reverse osmosis module. The main body includes a base portion and a column extending from the base portion. A water container is...
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6830693 |
Method for setting up a dialysis treatment in a dialysis machine
A method of setting up a dialysis treatment in a dialysis machine may include the steps of determining conditions of a dialysis treatment adapted to a specific patient, determining a first function...
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6821441 |
Method for the purification of blood by means of hemodialysis and/or hemofiltration and apparatus for performing said method
The present invention refers to a method for blood purification by means of hemodialysis and/or hemofiltration, wherein to the blood in the extra-corporeal circuit of the hemodialysis and/or...
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6814864 |
Extra-corporeal blood purification device
An extra-corporeal blood purification device includes a blood filter, and elements for measuring at least one parameter affected by filter resistance to liquid flow, elements for determining at...
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6780322 |
Hemofiltration system
A multipurpose hemofiltration system ( 10 ) and method are disclosed for the removal of fluid and/or soluble waste from the blood of a patient. The system ( 10 ) continuously monitors the flow...
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6752928 |
Flow matching method and system using two transducers
A property of unconnected first and second fluid flows is matched, such as, but not limited to, matching the flow rate of the replacement water stream with the waste water stream in kidney...
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6746606 |
Method and system for matching flow rate
A flow rate of unconnected first and second fluid flows is matched, such as, but not limited to, matching the flow rate of the replacement water stream with the waste water stream in kidney...
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6733676 |
Dialyzing system and method of operating the same
A dialyzing system comprises a dialyzer 10 and an ultrafiltration-regulating unit 24 for regulating inflow and out flow of a dialysate to or from the dialyzer 10 to regulate ultrafiltration....
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6709599 |
Waste water treatment system with slip stream
A method and apparatus for processing waste streams wherein a slipstream is formed on the upstream side of an ultrafiltration membrane ( 120 ) to carry collected and concentrated filter reject to a...
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6702774 |
Method of measuring dialysis or clearance of hemodialysis systems
A method for measurement of mass and energy transfer parameters (clearance and dialysance) in hemodialysis. A sensor is provided in the dialysate flow path downstream of the dialyzer and means are...
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6607669 |
Method and apparatus for enhancing filtration yields in tangential flow filtration
A system is provided for proceeding with filtration of liquids in a manner having enhanced control characteristics. Yields are enhanced. The system and method can be used to maintain a...
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6602424 |
Safety device for a blood treatment machine and a method of increasing the safety of a blood treatment machine
To increase the safety of an extracorporeal blood treatment machine which has control of the ultrafiltration rate as a function of the blood volume of the patient, the ultrafiltration rate UFR(t)...
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6495046 |
Filtration apparatus and methods
The method relates to bringing about a mixed state of at least two fluids in a second part ( 34 ) of a line, which have flowed through a first part ( 32 ) of this line. This is attained in that a...
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6491813 |
Equipment for desalination of water by reverse osmosis with energy recovery
The equipment for desalination of water by reverse osmosis comprises: a pump 1 for drawing the water to be salinated, a high pressure pump 25, a cylindrical block 8 housing two pistons 3, 4 ...
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6478953 |
Oil filter and dehydrator
A combination filter/dehydrator is disclosed which first filters a stream of oil or fluid of low volatility to remove particulate contaminants, and then passes the stream through a dehydrator 38 to...
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6436290 |
Method and apparatus for separating mixtures of organic and aqueous liquid phases
The invention disclosed relates to a method and apparatus for separating a mixture containing an aqueous liquid and an immiscible organic phase using microporous hollow fibers. Such mixtures are...
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6432301 |
Device for obtaining a desalinated solution
A device for producing a permeate from a concentrate has a separating chamber and a filter membrane dividing the separating chamber into a concentrate chamber and a permeate chamber. An inlet line...
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6399363 |
Method of permeant removal from cell suspension in a porous container
An apparatus in which cryoprotectant in cryopreserved samples is removed with the use of turbulence and convective-dispersion around the cells within the primary cryopreservation container....
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6350382 |
Enhancing filtration yields in tangential flow filtration
A system is provided for proceeding with filtration of liquids in a manner having enhanced control characteristics. Yields are enhanced. The system and method can be used to maintain a...
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6300142 |
Device and apparatus for conducting an assay
A apparatus for assaying glycated proteins and other analytes in biological samples such as blood, in which a sample is presented to the apparatus, includes an inlet port between moveable between...
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6284141 |
Method and system for preventing intradialytic symptomatology
Methods and apparatus are disclosed for conducting blood treatment procedures. The method includes conducting the treatment procedure such as dialysis at a first efficiency until a limit value is...
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6284131 |
Method and apparatus for kidney dialysis
A number of improvements relating to methods and apparatuses for kidney dialysis are disclosed. These include checking of dialysate bypass status using flow measurement; using a flow sensor to...
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6139748 |
Method and device for monitoring an infusion pump
Methods and apparatus are disclosed for monitoring an infusion pump utilized in a dialysis machine for hemodiafiltration or hemofiltration. The apparatus includes a first flow circuit for a...
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6126831 |
Method and device for determining hemodialysis parameters
A device and method are described to determine the concentration of a substance in blood flowing through a blood chamber of a dialyzer during extra corporeal blood treatment. The flow rate of...
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