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9016318 Magnetorheological fluid-based device and method for use  
A magnetorheological fluid-based device and method may include the use of magnetorheological (MR) fluid, a primary magnetic field to control the viscosity of the fluid, and a secondary magnetic...
8985149 Adjustable valve with a transition region  
A valve device is formed with a through-channel and a field generating device. A fluid which can be influenced by a field is provided in the through-channel and the field generating device is...
8973613 Electrorheological valve  
An ER fluid valve includes a housing and a plurality of parallel flow passages through the housing each defined by spaced electrodes at least one of which is controllable independently of other...
8944083 Generation of monodisperse droplets by shape-induced shear and interfacial controlled fusion of individual droplets on-demand  
A microfluidic device for generation of monodisperse droplets and initiating a chemical reaction is provided. The microfluidic device includes a first input microchannel having a first dimension...
8939171 System for microfluidic flow control  
A system and method for controlling fluid flow within a microchannel includes a fluid circuit comprising a fluid outlet well and one or more fluid inlet wells, all in communication with a...
8844570 Generating binary states using a microfluidic channel  
Methods and devices for using one or more fluidic channels for generating binary states are described. In particular, the present teachings relate to incorporating such fluidic channels into...
8616239 Increasing fluidity of a flowing fluid  
There is disclosed apparatus and processes for increasing fluidity of a flowing fluid. The apparatus may have a number of treatment chambers adapted to receive and pass the flowing fluid. In each...
8584692 Electromagnetic flow regulator, system, and methods for regulating flow of an electrically conductive fluid  
Disclosed embodiments include electromagnetic flow regulators for regulating flow of an electrically conductive fluid, systems for regulating flow of an electrically conductive fluid, methods of...
8453330 Electromagnet flow regulator, system, and methods for regulating flow of an electrically conductive fluid  
Embodiments include electromagnetic flow regulators for regulating flow of an electrically conductive fluid, systems for regulating flow of an electrically conductive fluid, methods of regulating...
8430129 Electromagnetic flow regulator, system, and methods for regulating flow of an electrically conductive fluid  
Disclosed embodiments include electromagnetic flow regulators for regulating flow of an electrically conductive fluid, systems for regulating flow of an electrically conductive fluid, methods of...
8397762 Fluidic system with improved flow characteristics  
The invention relates to a fluidic system that includes a body structure having a chamber disposed therein. The fluidic system includes at least one fluid input at a first end of the chamber and...
8397760 Electromagnetic flow regulator, system, and methods for regulating flow of an electrically conductive fluid  
Disclosed embodiments include electromagnetic flow regulators for regulating flow of an electrically conductive fluid, systems for regulating flow of an electrically conductive fluid, methods of...
8356631 Fluid transport device and fluid transport control method  
A fluid transport device transports fluid containing electrolytes within a flow channel. At least a portion of the inner walls of the flow channels are hydrophilic from the inlet to the outlet...
8206994 Method for treating drops in a microfluid circuit  
The invention relates to a method for treating drops in a microfluid circuit, comprising at least one microchannel (12) through which the drops flow, characterized in that a laser (26) is brought...
8101921 Apparatus and method for inducing controllable jets in liquids  
A method for inducing a controllable jet in a transparent liquid is disclosed. The method comprises providing a gas-liquid interface, providing a laser source and generating a beam comprising a...
8100672 Autonomous electrochemical actuation of microfluidic circuits  
A microfluidic structure with an electrically controlled pressure source is shown. The pressure source is an electrolyte connected with electrodes. Dissociation of the electrolyte generates the...
8037902 Fluid logic device  
Novel fluid logic devices are disclosed. Certain examples of the fluid logic devices include two or more fluid logic gates that are each operative to select and/or direct analytes in a sample into...
8021961 Process of fabricating microfluidic device chips and chips formed thereby  
A process for fabricating multiple microfluidic device chips. The process includes fabricating multiple micromachined tubes in a semiconductor device wafer. The tubes are fabricated so that each...
8016208 Echoing ultrasound atomization and mixing system  
An ultrasound apparatus capable of mixing and/or atomizing fluids is disclosed. The apparatus includes a horn having an internal chamber through which fluids to be atomized and/or mixed flow....
7819138 Microfluidic device using centrifugal force and pump to control fluid movement, microfluidic system comprising the same and method of manufacturing the microfluidic device  
The microfluidic device includes a rotatable platform, a plurality of connection ports disposed at a portion of the platform proximate to a shaft connection hole, the plurality of connection ports...
7803432 Method of controlling contact angle of water  
The present invention fundamentally differs from conventional methods in which an external force is directly applied to a surface of an article to be modified, and relates to a method of...
7699077 Transport system for nanoparticles and method for the operation thereof  
A transport system for dry nanoparticles (18b). According to the invention, the nanoparticles (18b) are magnetized or electrically charged for transportation, a magnetic or electrical field is...
7537028 Device for fluid processor and its fluid flow path setting device, fluid processor, and fluid processing method  
A device for fluid processor comprises a plate-shaped base material, a micro conduit network formed in the base material and formed of a first micro conduit and second micro conduits intersecting...
7534097 Method and apparatus for controlling multi-fluid flow in a micro channel  
A method and apparatus for controlling multi-fluid flow in a micro channel is disclosed. The apparatus has a first inlet for a first fluid; a second inlet for a second fluid; a first outlet; and a...
7431050 Liquid delivery device  
A fluid delivery device is provided which comprises a microchannel device for cutting out a certain amount of a sample from a micorochannel by controlling a valve opening. The fluid delivery...
7282705 Microdevice having an annular lining for producing an electrospray emitter  
A microdevice is constructed from a substrate having a microchannel formed therein and a cover plate arranged over the substrate. The cover plate in combination with the microchannel at least...
7243670 Microfluidic system  
A microfluidic system, particularly a microfluidic chip, with at least one operational channel, in which a fluid and/or the constituents contained therein are moveable in the direction of the...
7204581 Magnetic actuator using ferrofluid slug  
A magnetostatic actuator uses a ferrofluid slug confined in a cylindrical tube which is wrapped in a conducting coil. By applying a current to the coil, a magnetic field is generated inside the...
7111635 Method of fabricating a flow constriction within a channel of a microfluidic device  
A method is provided for fabricating a constriction region in a channel of a microfluidic device. The method includes the steps of introducing a pre-polymer mixture including a monomer,...
7104406 Micro-filter for filtering blood cells  
A micro-filter for filtering blood cells has a plurality of filtering channel structures, each having a first through hole and a first concave portion connecting to each other, and a plurality of...
7069943 Microfluidic system including a bubble valve for regulating fluid flow through a microchannel  
A microfluidic system includes a bubble valve for regulating fluid flow through a microchannel. The bubble valve includes a fluid meniscus interfacing the microchannel interior and an actuator for...
7007710 Microfluidic devices and methods  
Microfluidic devices provide substances to a mass spectrometer. The microfluidic devices include first and second surfaces, at least one microchannel formed by the surfaces, and an outlet at an...
7004198 Micro-fluidic interconnect  
An apparatus for simultaneously aligning and interconnecting microfluidic ports is presented. Such interconnections are required to utilize microfluidic devices fabricated in...
6971409 Method and apparatus for the treatment of fluids  
A flow pipe and one or more permanent magnets placed in or on the flow pipe, each permanent magnet presenting at its axial ends an infinite divergence of the magnetic field it generates. Fluid is...
6935772 Fluidic mixer in microfluidic system  
Microfluidic devices capable of efficiently mixing two or more fluid are provided. Two or more microfluidic inlet channels defined in different sheets of material meet at an overlap region in...
6886576 Method of controlling the flow in a flow system  
A method and flow system for controlling the flow of a liquid in a flow system, the liquid flow comprising particles and being led into a channel thereof. The method comprises the steps of...
6843262 Fluidic switches and methods for controlling flow in fluidic systems  
The present invention relates to fluidic systems, including switches for fluidic systems. The switches of the present invention may be particularly applicable to microfluidic systems. The switches...
6843272 Conductance valve and pressure-to-conductance transducer method and apparatus  
A device for interrupting or throttling undesired ionic transport through a fluid network is disclosed. The device acts as a fluid valve by reversibly generating a fixed “bubble” in the conducting...
6827095 Modular microfluidic systems  
A modular microfluidic system includes a plurality of discrete microfluidic modules each capable of performing at least one operation and at least one microfluidic coupling device for fluidically...
6823895 Magnetorheological fluid device  
The disclosure describes a magnetorheological fluid control valve. The magnetorheological fluid control valve comprises an electromagnetic coil having a first end and a second end. A first arm is...
6779559 Non-mechanical valves for fluidic systems  
Methods devices and systems that employ non-mechanical valve modules for controlling directing fluid and other material movement through integrated microscale channel network. These non-mechanical...
6755211 Microfluidic systems with inter-channel impedances  
Microfluidic systems and devices having integrated fluidic impedances are provided. Such impedances hinder the passage of fluid at low differential pressures, but allow fluid flow at higher...
6739576 Microfluidic flow control device with floating element  
A microfluidic flow control device includes a fluidic chamber, a first and a second microfluidic channel, at least one sealing surface between the first and the second channels, and a floating...
6729352 Microfluidic synthesis devices and methods  
A microfluidic reactor for performing chemical and biological synthesis reactions, including chemical and biological syntheses of organic, polymer, inorganic, oligonucleotide, peptide, protein,...
6725882 Configurable micro flowguide device  
Disclosed is a micro flowguide device comprising: a micro channel comprising at least one bubble trap to retard bubbles positioned in said bubble trap; an electrolytic bubble generating device to...
6695009 Microfluidic methods, devices and systems for in situ material concentration  
Methods of concentrating materials within microfluidic channel networks by moving materials into regions in which overall velocities of the material are reduced, resulting in stacking of the...
6679324 Downhole device for controlling fluid flow in a well  
There is provided a downhole device for controlling the flow of fluids through an oil and/or gas production well comprises a deformable chamber which contains an electromagnetic field or other...
6601612 Device with passage for liquid  
A microchip device has at least one passage along which a liquid can be moved by applying a voltage to the liquid. The device includes a passage member (10, 12) in which the passage is formed and...
6575188 Methods and systems for fluid control in microfluidic devices  
The present invention relates to a valve for use in a microfluidic system. The valve includes a substrate defining an upstream channel and a downstream channel joined by a passage, wherein the...
6561224 Microfluidic valve and system therefor  
A valve (105) controls fluid flow in a microfluidic system (100). The valve (105) has an input port adapted to receive fluid exerting a predetermined level of pressure on the valve (105) and an...
Matches 1 - 50 out of 144 1 2 3 >