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7608042 |
Blood monitoring system
The present invention is directed towards apparatuses and methods for the automated measurement of blood analytes and blood parameters for bedside monitoring of patient blood chemistry....
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7601233 |
Electrochemical gas sensor with passage for receiving gas
The invention relates to an electrochemical gas sensor having improved response time and sensitivity. The electrochemical gas sensor includes a substrate for providing a surface upon which a film...
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7591938 |
Method and device for transporting or binding-specific separation of electrically charged molecules
Electrically charged molecules need to be transported in order to create a DNA sensor. The following measures are undertaken: base metals are introduced into a solution as a positive ion;...
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7569128 |
Coulometric water vapor sensor
A sensor for detecting water vapor in a gaseous sample. The sensor comprises (a) an anode, (b) a cathode, (c) an electrolyte intermediate the anode and cathode, and (d) an inlet orifice through a...
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7560013 |
Tree fruit postharvest chemical sensor
An electrochemical sensor for organic molecules such as ethylene includes an electrochemical cell, gas sample inlet means and means for detecting current produced by the oxidation of the organic...
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7556725 |
Sealing ring assembly and mounting method
A sealing ring assembly and an improved method for mounting a sealing ring into an electrochemical cell used for Electrochemical Capacitance Voltage (ECV) profiling measurements. The ring is...
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7553575 |
Fuel cell humidification system and method
One end of an air passage ( 32 ) facing a cathode ( 33 B) of a fuel cell ( 36 ) forming a fuel cell stack ( 6 ) is connected to a first manifold ( 1 A), and the other end is connected to a second...
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7548772 |
Electrically-conductive patterns for monitoring the filling of medical devices
A flexible diagnostic device has a measurement cell that is sandwiched between the conductive surfaces of two conductive-coated insulating layers. At least one of the conductive surfaces is scored...
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7513983 |
Insulator electrode devices
Methods and insulator electrode devices for performing electrochemical reactions are disclosed. The devices consist of high specific surface area electrodes based on a channeled conducting base...
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7485212 |
Self-powered biosensor
The present invention provides a system for the determination of an analyte in a liquid medium. The system comprises a self-powered biosensor and a detector for measuring an electrical signal...
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7438792 |
Separation system with a sheath-flow supported electrochemical detector
An electrochemical detector including side channels associated with a separation channel of a sample component separation apparatus is provided. The side channels of the detector, in one...
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7435320 |
Methods and apparatuses for monitoring organic additives in electrochemical deposition solutions
The present invention relates in general to real-time analysis of electrochemical deposition (ECD) metal plating solutions, for the purpose of reducing plating defects and achieving high quality...
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7407566 |
System and method for sensing using diamond based microelectrodes
A method and system is disclosed for monitoring one or more characteristics associated with a fluid. An insulating layer comprising non-conducting diamond is positioned within a housing and has a...
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7399401 |
Methods for use in assessing a flow condition of a fluid
A device for use in assessing a flow condition of a fluid, or a fluid in a flow path, is provided. The device comprises at least one electrochemical cell, comprising a working electrode and at...
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7314542 |
Methods and materials for optimization of electronic transportation and hybridization reactions
Methods for the transport and hybridization of a nucleic acid on an electrode device by providing a low conductivity buffer with a reducing agent to the device. The low conductivity buffer may also...
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7297241 |
Method and a device for monitoring a medical microsample in the flow measuring cell of an analyzer
The invention relates to a method and device for the monitoring of a medical microsample in the flow measuring cell of an analyzer with regard to position and absence of bubbles by means of an...
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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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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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7244345 |
Electrochemical method and sensor for the detection of traces of explosives
A system for highly sensitive electrochemical detection of trace nitro-aromatic compounds in air, uses a carbon or carbon/gold working electrode with a surface that is modified to increase the...
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7229538 |
Microfluidic device with network micro channels
A microfluidic device has a plurality of H-shaped micro channels not connected to each other and formed on a substrate. Each of the H-shaped micro channels comprises two main channels separately...
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7208077 |
Sensor arrangement with electrically controllable arrays
An electric sensor array which is provided with several sensor positions that each have at least two microelectrodes. Molecular substances can be detected electrochemically and charged molecules...
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7198754 |
Biological material detection element, biological material detection method and apparatus, charged material moving apparatus
A biological material detection apparatus which detects a charged biological material such as a gene or protein contained in a sample liquid is disclosed. A biological material detection element...
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7192515 |
Mobile hand-held apparatus with reusable biosensor
Mobile hand-held apparatus with reusable biosensor, in particular for the local determination of original biological solutions, marked by a functional wheel with valve and pump function, an...
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7191505 |
Sealed sensor housing and method of making
A sealed sensor housing for use in measuring the concentration of an additive or impurity in gasoline comprises a housing body of metal formed by a deformation process with no substantial...
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7108774 |
Method for analyzing a papermaking process and an electrochemical sensor for analyzing liquid
A method for analyzing a papermaking process is disclosed in which several electrochemical quantities are measured from at least one liquid flow and fingerprints according to good process...
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7077939 |
Method and apparatus for nanoparticle transport and detection
According to one embodiment an apparatus includes a membrane and at least a portion of a nanotube imbedded within the membrane. The portion of the nanotube imbedded within the membrane provides a...
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7077946 |
High throughput multi-channel rotating disk or ring-disk electrode assembly and method
An electrochemical cell assembly including a plurality of testing cells, a reference cell, and fluid connections between the testing cells and the reference cell. Each of the testing cells includes...
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7060177 |
Method and apparatus for measuring electrochemical corrosion potential inside small shallow cracks
A method of measuring an electrochemical corrosion potential (ECP) of a material specimen using a detecting device including an ECP detecting array is provided. The method includes locating an...
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6986835 |
Apparatus for plating solution analysis
A method and apparatus for analyzing plating solutions. The apparatus generally includes a plating cell, a reference electrolyte input, one or more external additive pumps, and a process...
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6984308 |
Electrochemical analysis of coenzyme Q10 and reduced coenzyme Q10
This invention relates to an apparatus and method for the simultaneous and rapid determination of CoQ 10 and CoQ 10 H 2 concentrations in human samples using HPLC-EC. The electrochemical...
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6939450 |
Device having a flow channel
A device having a flow channel, wherein at least one flow-terminating interface is used to control the flow of liquid in the flow channel. The flow-terminating interface prevents the flow of the...
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6936156 |
Automated self-calibrating water quality monitoring sensor housing assembly
An automated self-calibrating water quality monitoring sensor housing assembly includes a number of ion-selective electrodes combined in a single flow train to provide for the multi constituent...
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6926814 |
Automatable measuring, cleaning and calibration device for pH-electrodes or electrodes for measuring redox potentials
An automatable measuring, cleaning and calibrating device for pH-electrodes or electrodes for measuring redox potentials, specifically in process engineering, having an electrode armature which...
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6896793 |
Liquid junction reference electrode and methods of use thereof
The invention relates to a durable and reliable miniature liquid junction reference electrode for use with at least one electrode (e.g., an electrochemical sensor cartridge) for measuring certain...
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6896778 |
Electrode module
Planar devices incorporating electrodes for performing chemical analyses are disclosed. The devices include an electrode module in a fluidic housing. The electrode module includes a carrier module...
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6872290 |
Electrochemical gas sensor with passage for receiving gas
The invention relates to an electrochemical gas sensor having improved response time and sensitivity. The electrochemical gas sensor includes a substrate for providing a surface upon which a film...
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6864055 |
Method for detecting nucleic acids
A method of detecting nucleic acid fragments in plural samples is performed by the steps of: attaching an electroconductive label to nucleic acid fragments in one sample and attaching a different...
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6858439 |
Compositions and methods for separation of moieties on chips
The present invention recognizes that separation of components of a sample facilitate, and are often necessary for, sample analysis. Dielectrophoretic separation provides an efficient, reliable,...
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6855243 |
Electrochemical test strip having a plurality of reaction chambers and methods for using the same
Electrochemical test strips and methods for their use in the detection of an analyte in a physiological sample are provided. The subject test strips have a plurality of reaction zones defined by...
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6846639 |
Method for detecting pathogens attached to specific antibodies
The use of impedance measurements to detect the presence of pathogens attached to antibody-coated beads. In a fluidic device antibodies are immobilized on a surface of a patterned interdigitated...
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6811037 |
Sensor and/or separating element and process for the production and use thereof
The invention provides a mechanically stable substrate having at least one through-opening, a perforated membrane which is integral or fluid-tightly connected with the substrate and which extends...
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6811663 |
Microelectrode system
A microelectrode system suitable for use in preparative and analytical chemistry having a laminated structure with one or more apertures. In one embodiment a microelectrode system ( 1 ) comprises...
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6805780 |
Electrochemical biosensor test strip, fabrication method thereof and electrochemical biosensor
Electrochemical biosensor test strip, fabrication method thereof and electrochemical biosensor are disclosed. The electrochemical biosensor test strip is fabricated by cutting a groove in a first...
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6797149 |
Apparatus and method for electrochemical detection and control of inorganic scale
An electrochemical scale detection and control system, for on-line detection and control of nucleation and growth of inorganic scales. The system comprises sensitive microprocessor controlled...
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6793786 |
Flow gap gas distribution adapter for an electrochemical gas sensor
An adapter ( 1 ) and electrochemical gas sensor ( 2 ) is provided with an electrochemical gas sensor housing ( 14 ) accommodating an electrolyte ( 13 ), with at least one measuring electrode ( 12 )...
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6787368 |
Biosensor method for detecting analytes in a liquid
A diagnostic method and device for use in detecting or quantitating an analyte present in a liquid sample. The method includes reacting an analyte-containing sample with reagents capable of...
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6780297 |
Apparatus for measuring biochemical components
A measuring apparatus for a biochemical compound has a channel structure having an inlet port and an outlet port. A passageway extends between the inlet and outlet ports for passing a liquid sample...
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6767450 |
Ion selective electrode
A composite ion selective electrode comprising a calcium ion selective electrode member and a hydrogen ion selective electrode member which is characterized in that a calcium ion selective membrane...
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6764591 |
Potentiometric sensors comprising yttria-stabilized zirconia and measurement method of total NOx sensing without CO interference
A novel measurement system for determining total NO X , including NO and NO 2 concentration without interference from CO, from a gas sample is presented. The measurement system comprises a gas...
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6759013 |
Modular apparatus for chemical microanalysis
A modular microchannel apparatus for analysis of an analyte. The apparatus includes a separation unit and a reservoir unit. The separation unit has a microchannel. The analyte can be driven to pass...
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