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| Number | Title | Issue Date |
| 8016986 | Electrochemical sensing test piece without hemocyte interference The present invention provides an electrochemical sensing test piece without hemocyte interference, including a main body, electrode unit, reaction tank and chemical reaction zone. The detection zone of the electrode unit corresponds to the inserting end of the main... | 09/13/2011 |
| 7988838 | Adhesion of membranes on nitride layer in electrochemical sensors by attachment to underlying oxide layer An electrochemical sensor is provided that exhibits improved adhesion of the membrane to the nitride layer used as an insulating layer in silicon- or silicon-oxide-based electrochemical sensing devices. The sensing devices include a substrate, an oxide disposed on t... | 08/02/2011 |
| 7410564 | Apparatus and method for biopolymer identification during translocation through a nanopore The present invention provides an apparatus and method for identifying and sequencing a biopolymer translocating a nanopore. The apparatus of the present invention provides a first electrode, a second electrode and a potential means for applying a bias ramping poten... | 08/12/2008 |
| 7410709 | Bio-battery A bio-battery includes a biomolecular energy source, a first electrode and a second electrode. In some configurations, a bio-battery may also include a first cell containing the first electrode and the biomolecular energy source, and a second cell having a reducible... | 08/12/2008 |
| 7399400 | Nanobiosensor and carbon nanotube thin film transistors The present invention is directed to systems and methods for detecting biological and chemical species in liquid and gaseous phase. The systems and methods utilize carbon nanotubes to enhance sensitivity and selectivity towards the reacting species by decreasing int... | 07/15/2008 |
| 7385210 | Device for spectroscopy using charged analytes A device for spectroscopy using charged analytes has an electron generator, which sends electrons through membrane into a charging chamber. The thermal strain of the membrane may be lowered significantly if a material is selected for the membrane which contains at l... | 06/10/2008 |
| 7379765 | Oxygen enhancing membrane systems for implantable devices The present invention relates generally to systems and methods for increasing oxygen availability to implantable devices. The preferred embodiments provide a membrane system configured to provide protection of the device from the biological environment and/or a cata... | 05/27/2008 |
| 7371247 | Method and apparatus for penetrating tissue A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe... | 05/13/2008 |
| 7369033 | Rotating type variable resistor The rotating type variable resistor includes a housing; a rotating member disposed to be rotatable in the housing; a ring-shaped support member having a conductive pattern at one surface of the support member and disposed at any one side between the housing and the ... | 05/06/2008 |
| 7347925 | Biosensor for monitoring an analyte content with a partial voltage generated therefrom A biosensor for monitoring an analyte content with a partial voltage generated therefrom is provided. The present biosensor includes a chip having a resistance Rs, a power source, and a microprocessor. The power source is used for supplying an applied vol... | 03/25/2008 |
| 7331931 | Method and apparatus for penetrating tissue These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes an electrically powered drive force generator. A penetrating member is operatively coupled to the force generator. The force generato... | 02/19/2008 |
| 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, which is formed on a sensitive section (here, a gate insulating film) of ... | 02/12/2008 |
| 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 conductor connected to the measuring electrode. ... | 02/05/2008 |
| 7318887 | Solid state reference electrode A reference electrode includes a conductive substrate having a first surface and an ionically insulating, hydrophobic layer adjacent to the first surface having a plurality of non-selective ion exchange sites. ... | 01/15/2008 |
| 7316700 | Self optimizing lancing device with adaptation means to temporal variations in cutaneous properties A lancing device, an embodiment of which controls the advancement and retraction of a lancet by monitoring the position of the lancet in conjunction with a lancet controller which incorporates a feedback loop for modulating the lancet driver to follow a predetermine... | 01/08/2008 |
| 7311812 | Biosensor A biosensor for determining the concentration of an analyte in a biological sample. The biosensor comprises a support, a reference electrode or a counter electrode or both a reference and a counter electrode disposed on the support, a working electrode disposed on t... | 12/25/2007 |
| 7294246 | Electrode for electrochemical sensors Provided are electrochemical circuits with electrodes having a main body section and at least one neck section wherein the width of at least a portion of the neck section is less than the width of the narrowest portion of the main body section, and an insulative lay... | 11/13/2007 |
| 7291117 | Method and apparatus for penetrating tissue These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes a voice coil based penetrating member driver. A plurality of penetrating members are included. A transport mechanism is configured to... | 11/06/2007 |
| 7279080 | Gas sensors This invention provides an assembly comprising a sensing electrode and a counter electrode in contact with a membrane body formed from a solid polymer electrolyte system comprising a fluorinated polymer matrix and a charge carrying component which is dispersed in th... | 10/09/2007 |
| 7258693 | Device and method for variable speed lancet A method of penetrating tissue is provided. The method comprises using a lancet driver to advance a lancet into the tissue; advancing the lancet at a first desired velocity in a first layer of tissue; advancing the lancet at a second desired velocity in a second lay... | 08/21/2007 |
| 7244265 | Method and apparatus for penetrating tissue These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes a drive force generator and a penetrating member operatively coupled to the force generator. The force generator moves the member alo... | 07/17/2007 |
| 7235170 | Biosensor A biosensor that is highly responsive and capable of rapid and highly sensitive quantification of a specific component contained in a sample is provided. The biosensor of this invention comprises: an electrically insulating base plate; an electrode system comprising... | 06/26/2007 |
| 7232451 | Method and apparatus for penetrating tissue A skin penetrating system has a housing member and a plurality of penetrating members positioned in the housing member. A tissue stabilizing device is coupled to the housing member. A user interface is configured to relay at least one of, skin penetrating performanc... | 06/19/2007 |
| 7232511 | Multi-gas/vapor electrochemical sensor for the detection and monitoring of chemical and biological agents A silicon substrate device is formed to include circuitry for testing for various agents of interest. The novel solid state miniaturized microprocessor based electro-chemical sensor device includes a substrate with a plurality of electrodes formed thereon for sensin... | 06/19/2007 |
| 7229458 | Method and apparatus for penetrating tissue A tissue penetrating system includes a plurality of cartridges each with a distal port and a proximal port. A plurality of penetrating members are provided, each coupled to a cartridge and having a sharpened distal tip and a shaft portion slidably disposed within th... | 06/12/2007 |
| 7226461 | Method and apparatus for a multi-use body fluid sampling device with sterility barrier release A device for use with a gripper is provided. A cartridge is provided that defines a plurality of cavities. A plurality of penetrating members are at least partially contained in the cavities of the cartridge. The penetrating members are slidably movable to extend ou... | 06/05/2007 |
| 7225535 | Method of manufacturing electrochemical sensors Methods for manufacturing electrochemical sensors are described. The sensors have a working electrode and a counter electrode, which are planar, and optionally an indicator electrode. The sensor includes a sample chamber to hold a sample of no more than 1 μL in ele... | 06/05/2007 |
| 7204922 | Method and device for the electrophoretic separation of particles, especially of macromolecules, by electrophoresis The present invention provides a method for the electrophoretic separation of particles, especially of macromolecules, comprising the steps of applying the particles to be separated on a substrate supported membrane, such that the particles are mobile across the sur... | 04/17/2007 |
| 7201042 | Measuring instrument provided with solid component concentrating means The present invention relates to a measuring instrument (1) comprising a channel (60) for moving a sample liquid (BL) containing a solid component (B1) and providing a liquid reaction field and first and second electrodes (31, 32) which a... | 04/10/2007 |
| 7198606 | Method and apparatus for a multi-use body fluid sampling device with analyte sensing A device for use with a penetrating member driver to penetrate tissue is provided. A plurality of penetrating members are coupled to a single cartridge and are operatively couplable to the penetrating member driver. The penetrating members are movable to extend radi... | 04/03/2007 |
| 7195697 | Sensor membrane, a method for the preparation thereof, a sensor and a layered membrane structure for such sensor A membrane for a sensor, a method for the preparation thereof, a layered membrane structure and a sensor for analytical measurements which require controlled analyte permeability. The membrane, layered structure and sensor may be used for biological, physiological a... | 03/27/2007 |
| 7180308 | Screening for electrical conductivity of molecules by measuring surface potential Surface potentials of a number of patterned conducting and insulating self-assembled monolayers (SAMs) were measured by scanning surface potential microscopy (SSPM) as part of a study in molecular electronics. Differences in surface potential were measured for insul... | 02/20/2007 |
| 7176034 | Apparatus and method for filtering biological samples There is provided an apparatus and method for collection and filtration of a sample having a sample holder, a filtrate holder and a connection conduit having a sample receiving end and a filtrate receiving end and containing a filter. The sample holder has an entry ... | 02/13/2007 |
| 7144486 | Multilayer microcavity devices and methods Microcavities and micropores that are microscopic ( | 12/05/2006 |
| 7138672 | Apparatus and method for making a tensile diaphragm with an insert An apparatus and method for making a tensile diaphragm with an insert region of a material dissimilar to the diaphragm, the insert region being suitable for the fabrication of a nanopore. ... | 11/21/2006 |
| RE39390 | Biosensor There is provided a cholesterol sensor with high-accuracy and excellent response, whose object to be measured is whole blood, where plasma with which is obtained by filtering out hemocytes therein filtered in blood can rapidly reach an electrode system. In a biose... | 11/14/2006 |
| 7087148 | Binding acceleration techniques for the detection of analytes The invention relates to compositions and methods useful in the acceleration of binding of target analytes to capture ligands on surfaces. Detection proceeds through the use of an electron transfer moiety (ETM) that is associated with the target analyte, either dire... | 08/08/2006 |
| 7084641 | Measuring cell and measuring field comprising measuring cells of this type, use of a measuring and use of a measuring field A measuring cell for recording an electrical potential of an analyte situated on the measuring cell. The measuring cell has a sensor, a layer arranged above the sensor and electrically insulating the analyte from the sensor, and an amplifier circuit connected to the... | 08/01/2006 |
| 7081188 | Electric-current biosensor An electric-current biosensor has first and second supports, a pair of positive and negative electrodes on the first supports, an activity area covers the positive and negative electrodes, a pair of testing ports on two sides of the second support, and an electrode ... | 07/25/2006 |
| 7063775 | Biosensor and method for manufacturing the same A biosensor (I) which comprises a capillary (3) having a passage (30) fined with an inlet (30a) for taking a sample solution therein, a membrane (8) for accelerating the transference of a sample solution in the passage (30),... | 06/20/2006 |
