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7390463 |
Microcolumn-based, high-throughput microfluidic device
A biological assay device for use in molecular biology, pharmaceutical research, genomic analysis, combinatorial chemistry, and in the general field of the analysis of molecules that may be...
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7384791 |
Method of analyzing blood
A method of analyzing blood includes delivering a blood sample to a test device, applying a spatially varying electric field to the blood sample to provide a depleted cell concentration in a...
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7374721 |
Chip with measuring reliability and a method thereof
A chip with measuring reliability and a method thereof are provided. The present invention serially connects a resistor having a resistance equal to or a little more than a maximum resistance of...
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7368085 |
Analyte detector
An analyte detector including a device having a surface, wherein the device is capable of detecting a charge adjacent to the surface. The surface includes a plurality of molecules bonded thereto,...
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7364917 |
Apparatus and method for detecting vaporized gas
For detecting a component of a substance (of liquid or solid) on a front surface of a substrate, the substrate with the substance thereon is transferred into a vaporizing section, the substance is...
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7361307 |
Biological fluid constituent sampling and measurement devices
A device for accessing biological fluid, sampling biological fluid constituents and determining the concentration of at least one target constituent within the accessed biological fluid is...
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7357898 |
Microfluidics packages and methods of using same
Microfluidics packages and methods of use are described, comprising in one embodiment a substrate having a top surface and means to lower pressure on the top surface; a fluidics card having a...
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7351590 |
Methods and compositions for directed microwave chemistry
The present invention concerns a novel means by which specific chosen reactions can be accelerated through the use of a new type of artificial enzyme. The invention allows specific reactions to...
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7351375 |
Implement and device for analysis
The present invention relates to an analyzing implement ( 1 ) having a capillary for movement of a specimen liquid. The capillary has inner surfaces ( 21 c , 32 c ) provided with a first and a...
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7348182 |
Directed microwave chemistry
The present invention concerns a novel means by which chemical preparations can be made. Reactions can be accelerated on special chips using microwave energy. The chips contain materials that...
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7347974 |
Materials, method and apparatus for detection and monitoring of chemical species
A method for investigating a target environment to determine whether or in what amount a chemical species may be present therein, which comprises: (a) exposing to said environment an article of...
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7344679 |
Method and apparatus for point of care osmolarity testing
An apparatus and a method are disclosed for providing point of care testing for osmolarity of a bodily fluid. An apparatus is disclosed as having a fluid pathway passing through it for receiving...
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7344678 |
Composite sensor membrane
A sensor may include a membrane to deflect in response to a change in surface stress, where a layer on the membrane is to couple one or more probe molecules with the membrane. The membrane may...
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7341834 |
Multiplexed electrochemical detection system and method
Multiplexed analysis of molecular structures of samples. A plurality of sample wells is arranged on a substrate. A plurality of electrodes is fabricated on a first side of the substrate. The...
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7341692 |
Detection apparatus for biological materials and methods of making and using the same
Apparatus comprising a surface site layer having a distal site end, wherein the distal site end includes a substantially inorganic surface having a chemical composition selected from a group...
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7338812 |
Biochemical labeling materials and manufacturing method thereof
A biochemical labeling material and manufacturing method thereof. The manufacturing method provides a plurality of nanoparticles, bonding the nanoparticles to template molecules by molecular...
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7338811 |
Integrated circuit chip for bioassays
The invention is directed to novel IC chips containing substances used particularly in bioassays. Furthermore, the invention is directed to assay methods and kits using these chips.
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7338808 |
Method and apparatus for determining zeta potential using alternating current electric field and T channel
Provided is a method for determining a zeta potential generated between a solid wall and a solution. The method includes (a) injecting an electrolyte solution into a first inlet of a T channel,...
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7338639 |
System and method for analyte measurement
A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC...
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7338637 |
Microfluidic device with thin-film electronic devices
A microfluidic device for analysis of a sample. The microfluidic device includes a substrate portion that at least partially defines a chamber for receiving the sample. The substrate portion...
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7335336 |
Sensor array using lateral field excited resonators
A sensor for sensing a property of a plurality of analytes includes a substrate having a resonant frequency that varies based on contact with a predetermined property of an analyte. The substrate...
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7329389 |
Sensor device and method for qualitative and quantitative analysis of gas phase substances
New sensors and methods for qualitative and quantitative analysis of multiple gaseous substances simultaneously with both high selectivity and high sensitivity are provided. The new sensors rely on...
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7329388 |
Electrophoresis apparatus having staggered passage configuration
An electrophoresis apparatus is generally disclosed for sequentially analyzing a single sample or multiple samples having one or more analytes in high or low concentrations. The apparatus comprises...
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7329387 |
Field-effect transistor, sensor using it, and production method thereof
A sensor which has high measuring sensitivity and is excellent in response is provided by forming a porous film in a sensitive section of a field-effect transistor. It comprises a porous body,...
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7326384 |
Method and apparatus for detecting physicochemical changes emitted by biological sample
A device for detecting a physicochemical change in a biological sample comprising at least one measuring electrode provided by causing a conductive material to enter into a porous film, and a...
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7318908 |
Integrated nanotube sensor
Integrated nanotube sensors are adapted for detecting various chemical and biological molecules. In one implementation, nanotube sensor arrays are formed as nano-electronic noses capable of such...
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7316929 |
Auto-calibration label and apparatus comprising same
An auto-calibration label for use with one or more sensing instruments. The label includes first and second encoded calibration information. The second encoded calibration information may...
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7315767 |
Impedance spectroscopy based systems and methods
One aspect of the invention provides a device that non-invasively determines the concentration of a substance in a target. The device includes a first electrode, a measuring circuit, and a data...
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7314761 |
Leak sensor for flowing electrolyte batteries
A leak detection system for a flowing electrolyte battery comprising a containment member associated with at least one of a stack of a flowing electrolyte battery and an electrolyte reservoir of a...
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7312095 |
Modification of selectivity for sensing for nanostructure sensing device arrays
An electronic system for selectively detecting and identifying a plurality of chemical species, which comprises an array of nanostructure sensing devices, is disclosed. Within the array, there are...
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7312087 |
Devices and methods for biochip multiplexing
The invention is directed to devices and methods that allow for simultaneous multiple biochip analysis. The method of analyzing the plurality of biochips includes inserting a first biochp into a...
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7300631 |
Method and apparatus for detection of analyte using a flexural plate wave device and magnetic particles
A system for detecting an analyte in a sample includes a resonant sensor that has a sensor surface coated with the capture agent. A plurality of magnetic particles, each of which is coated with a...
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7297312 |
Simultaneous multianalyte electrochemical assay based on spatial resolution
A simultaneous multianalyte electrochemical assay includes a cell which has a surface and the surface includes analyte binding sites i.e., antibodies or antigens on a solid phase at distinct...
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7294249 |
Microfluidic component and method for sorting particles in a fluid
Microtechnologically prepared component as a flow cytometer. The component contains a preparation area to specifically influence and separate the particles, preferably by dielectrophoresis, a...
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7291503 |
Reversible resistivity-based sensors
One aspect of the present invention relates to a method for detecting the presence of an analyte by comparing the conductivity of a mixture containing an analyte and a sensor to the conductivity of...
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7291496 |
Ultrasensitive biochemical sensor
An electronic sensor is provided for detecting the presence of one or more analytes of interest in a sample. The sensor preferably comprises a field effect transistor in which conductance is...
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7286942 |
System and method of fluctuation enhanced gas-sensing using saw devices
A system and method of fluctuation enhanced gas-sensing using SAW devices includes processes for improved chemical analyte detection, identification, and quantification through the measurement and...
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7279337 |
Method and apparatus for sequencing polymers through tunneling conductance variation detection
Systems and methods of identifying molecules of polymers such as, for example, a nucleic acid, are described. The method involves centering a bias voltage across a pair of nanoelectrodes separated...
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7279133 |
Planar sensor and a method for measuring the temperature of same
In a planar oxygen sensor having a pump cell, a reference cell, a sensor chamber and a heating device, a ground plane electrode is provided and includes a sensing portion having a first sense lead...
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7278210 |
Method for producing a 3-D microscope flow-through cell
The invention relates to a method of producing a 3-D microscope flow-through cell, consisting of an upper and a lower substrate between which is located a flow channel, an electrode structure...
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7276377 |
Method and apparatus for determining anticoagulant therapy factors
Methods and apparatus are disclosed for determining a new anticoagulant therapy factor (nATF) for monitoring oral anticoagulant therapy to help prevent excessive bleeding or deleterious blood clots...
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7267751 |
Programmable multiplexed active biologic array
The present invention is directed to devices and methods for carrying out and/or monitoring biological reactions in response to electrical stimuli. A programmable multiplexed active biologic array...
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7264972 |
Method and apparatus for sorting biological cells with a MEMS device
A micromechanical actuator for sorting hematopoietic stem cells for use in cancer therapies. The actuator operates by diverting cells into one of a number of possible pathways fabricated in the...
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7258838 |
Solid state molecular probe device
A solid state nanopore device including two or more materials and a method for fabricating the same. The device includes a solid state insulating membrane having an exposed surface, a conductive...
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7258837 |
Microfluidic device and surface decoration process for solid phase affinity binding assays
This invention provides a microfluidic device for use in the detection of one or more analytes in a fluid using solid-phase affinity binding assays. The device offers a practical, easy-to-use,...
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7253004 |
Chemical sensors from nanoparticle/dendrimer composite materials
The invention relates to a chemical sensor comprising a sensor film formed of a nanoparticle network in which the nanoparticles are interlinked by functionalized dendrimer molecules. The dendrimers...
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7250288 |
Electrode compositions and configurations for electrochemical bioreactor systems
Electrodes and configurations for electrochemical bioreactor systems that can use electrical energy as a source of reducing power in fermentation or enzymatic reactions and that can use electron...
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7250138 |
Method and system for detecting and recording submicron sized particles
A system and method for detecting the presence of submicron sized particles in a sample taken from the environment includes a collecting a sample from the environment and purifying and...
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7247271 |
Compact ceramic sensor for fuel volatility and oxygenate concentration
A compact ceramic fuel property sensor comprises a plurality of laminated ceramic layers. The heater, temperature sensor, and capacitance measurement electrodes are embedded between the layers. The...
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7238536 |
Controlled transport through multiple reversible interaction point membranes
A membrane comprising two or more macromolecules that interact via multiple reversible physical interaction points (MRIPM). The membrane further comprises a chemical species A, which interacts...
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