Matches 1 - 50 out of 76 1 2 >
Match Document Document Title
7420659 Flow control system of a cartridge  
An apparatus having a disposable cytometer cartridge containing pumps, pressure chambers, reservoirs, flow sensors, flow channels, and microfluidic circuits with fluid operations on the cartridge....
7367359 Proportional micromechanical valve  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
7328882 Microfluidic modulating valve  
A valve is provided that can selectively change the size of a flow channel in a valve in order to modulate the fluid flow through the valve. In one illustrative embodiment, the valve includes a...
7320338 Microvalve package assembly  
A microvalve assembly that can help protect a microvalve or an assembly of microvalves from the environment. Such a microvalve assembly may be mechanically assembled, without the use of adhesives...
7312870 Optical alignment detection system  
An optical alignment detection system for detecting the alignment of a first object relative to a second object is provided. One or more light sources and one or more light detectors, either or...
7283223 Cytometer having telecentric optics  
A mechanism for moving and positioning a light source so that its light impinges a target as it moves on or off axis of an optical system. A detector may receive scattered light at a same position...
7277166 Cytometer analysis cartridge optical configuration  
A medium having microfluidic circuitry for sampling and analyses. The medium may be a cartridge having a window countersunk into it and containing a flow channel. The flow channel may have items of...
7262838 Optical detection system for flow cytometry  
An optical detection system for flow cytometry that uses two or more light sources positioned laterally at different distances from a central axis of a flow stream for providing light through...
7242474 Cytometer having fluid core stream position control  
A cytometer having two or more chambers or regions in a containment structure of sheathing fluid that may be used to provide hydrodynamic focusing of another fluid having particles to be observed....
7222639 Electrostatically actuated gas valve  
A gas valve body with a first flow chamber and, a second flow chamber including and a main valve positioned in line and between the first flow chamber and the second flow chamber. The main valve...
7217428 Drug delivery apparatus utilizing cantilever  
Disclosed is a device which employs a chemically sensitive cantilever hingably attached to a capsule. The cantilever functions as a switch which regulates the flow of particles into and/or out of...
7215425 Optical alignment for flow cytometry  
An optical alignment system for aligning a light beam with a core flow in a flow stream. The flow stream may have a sheath fluid and a core flow, where the core flow has a current position within...
7168675 Media isolated electrostatically actuated valve  
A valve structure having a top part, a flexible media conveyance, such as a tube, a diaphragm and a bottom part with a support for the tube. The top surface of the diaphragm and the bottom surface...
7156365 Method of controlling microvalve actuator  
In a method of controlling an actuator of a microvalve, a controller is provided for supplying a voltage to the actuator. The controller provides an initial voltage to the actuator which is...
7130046 Data frame selection for cytometer analysis  
A system for detecting when a core stream in a channel of a flow device is adequate for sufficient data accession. The system may determine the time period from the beginning of a sample run in a...
7061595 Miniaturized flow controller with closed loop regulation  
An apparatus having scattering and multi-color fluorescence detecting, analyzing and identification capabilities of blood or other fluids of interest. The sample to be tested may be entered in a...
7016022 Dual use detectors for flow cytometry  
An optical alignment system for aligning a light beam with a core flow in a flow stream. The flow stream may have a sheath fluid and a core flow, where the core flow has a current position within...
7011378 Proportional micromechanical valve  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
7000330 Method and apparatus for receiving a removable media member  
The present invention is directed towards receiving removable media, and in some embodiments, providing tighter alignment tolerances between an inserted removable media member and a receiving...
6994115 Thermally actuated microvalve device  
A microvalve having a generally planar plate valve body defining a chamber and a plate valve member movable in the chamber about a pivot axis that is perpendicular to the valve body to control the...
6970245 Optical alignment detection system  
An optical alignment detection system for detecting the alignment of a first object relative to a second object is provided. One or more light sources and one or more light detectors, either or...
6968862 Electrostatically actuated valve  
An electrostatically actuated valve that is relatively small, has relatively low fabrication costs, and consumes relatively low voltage and/or power. Normally closed, normally open, three (or more)...
6941202 Diagnostics/prognostics using wireless links  
A system and method for monitoring operating parameters of a machine (such as a vehicle) and producing diagnostic and/or prognostic results are disclosed. Active, semi-active, or semi-passive...
6923204 Diaphragm-operated fluid flow control valve providing a plurality of flow levels  
A fluid flow control valve uses a servo valve to control the pressure in a main diaphragm chamber defined by a main diaphragm. The main diaphragm carries a main valve element that assumes either a...
6889567 3D array integrated cells for the sampling and detection of air bound chemical and biological species  
An integrated mesopump-sensor suitable for disposition in two- and three-dimensional arrays having small dimensions is disclosed. One mesopump is formed of an electrostatically attractable flexible...
6889165 Application specific intelligent microsensors  
An intelligent microsensor module ( 10, 100, 210, 300, 355, 410 ) is provided that can fuse data streams from a variety of sources and then locally determine the current state of the environment in...
6883337 Thermal management device  
An actively cooled system includes a heat generating device and at least one heat transfer device. The heat transfer device includes a refrigerant loop including a compressor for providing a...
6881055 Temperature controlled burner apparatus  
A system for controlling temperature in an enclosure operates in a low heat or a high heat mode with flame always present. The presently intended use is for providing a cooking grill with a...
6837476 Electrostatically actuated valve  
An electrostatically actuated valve that is relatively small, has relatively low fabrication costs, and consumes relatively low voltage and/or power. Normally closed, normally open, three (or more)...
6769252 Fluid system having variable pressure relief  
A fluid control system includes a pressure supply and a valve arrangement having an inlet and an outlet and being in fluid communication with the pressure supply. The valve arrangement includes a...
6767190 Methods of operating an electrostatically actuated pump  
Methods and apparatus for electrostatically pumping fluids without passing the fluids through the electric field of the pump are contemplated. Electrostatic forces are preferably used to move the...
6761420 Proportional micromechanical device  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
6758107 3D array of integrated cells for the sampling and detection of air bound chemical and biological species  
An integrated mesopump-sensor suitable for disposition in two- and three-dimensional arrays having small dimensions is disclosed. One mesopump is formed of an electrostatically attractable flexible...
6729856 Electrostatically actuated pump with elastic restoring forces  
An apparatus for electrostatically pumping fluids without passing the fluids through the electric field of the pump is contemplated. Electrostatic forces are preferably used to move the diaphragms...
6700130 Optical detection system for flow cytometry  
An optical detection system for flow cytometry that uses two or more light sources positioned laterally at different distances from a central axis of a flow stream for providing light through...
6699394 Micromachined parylene membrane valve and pump  
A micromachined fluid handling device having improved properties. The valve is made of reinforced parylene. A heater heats a fluid to expand the fluid. The heater is formed on unsupported silicon...
6684469 Method for forming an actuator array device  
A method of manufacturing a microactuator device includes a plurality of generally parallel thin flexible sheets bonded together in a predetermined pattern to form an array of unit cells....
6646364 MEMS actuator with lower power consumption and lower cost simplified fabrication  
A microactuator device is disclosed that includes a plurality of generally parallel thin flexible sheets bonded together in a predetermined pattern to form an array of unit cells. Preferably, each...
6637722 Pilot operated microvalve device  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. A pilot valve supported by the body is movably disposed in...
6598409 Thermal management device  
A miniature vapor compression cycle thermal management device includes a dropwise condenser and ejector. The device includes a flexible compressor membrane serving as the compressor. The compressor...
6597438 Portable flow cytometry  
A portable or wearable cytometer that can be used at remote locations, such as in the field or at home. The flow cytometer of the present invention may help improve the healthcare of many weak,...
6568286 3D array of integrated cells for the sampling and detection of air bound chemical and biological species  
An integrated mesopump-sensor suitable for disposition in two- and three-dimensional arrays having small dimensions is disclosed. One mesopump is formed of an electrostatically attractable flexible...
6549275 Optical detection system for flow cytometry  
An optical detection system for flow cytometry that uses two or more light sources positioned laterally at different distances from the central axis of the flow stream for providing light through...
6540203 Pilot operated microvalve device  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. A pilot valve supported by the body is movably disposed in...
6536213 Micromachined parylene membrane valve and pump  
A micromachined fluid handling device having improved properties. The valve is made of reinforced parylene. A heater heats a fluid to expand the fluid. The heater is formed on unsupported silicon...
6523560 Microvalve with pressure equalization  
Disclosed is a microvalve suitable for use in high pressure applications such as refriigeration. The microvalve has a displaceable member that slides across an inlet port, thereby creating an...
6499297 Micromachined parylene membrane valve and pump  
A micromachined fluid handling device having improved properties. The valve is made of reinforced parylene. A heater heats a fluid to expand the fluid. The heater is formed on unsupported silicon...
6494804 Microvalve for electronically controlled transmission  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. An electronically controlled automatic transmission,...
EP0829649B1 Micro valve with preloaded valve flap  
Abstract of EP0829649 The microvalve (10) has a flow opening formed in a base structure (12), controlled by a mechanically tensioned valve flap (11), which is raised from the flow opening in its...
6393685 Microjoinery methods and devices  
A wafer level interconnecting mechanism for assembling and packaging multiple MEMS devices (modules), using microfabricated, interlocking, mechanical joints to interconnect different modules and to...
Matches 1 - 50 out of 76 1 2 >