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| Number | Title | Issue Date |
| 8172996 | Enzyme electrode and method for producing the same An enzyme electrode and its producing method are disclosed. The method includes providing a substrate having a carbon surface; forming a gold surface on the carbon surface and forming an electrode; modifying the gold surface by L-cysteine; modifying the gold surface... | 05/08/2012 |
| 7943022 | Analyte test strip with improved reagent deposition An analyte, system, strip and method are described. In one example, an analyte test strip is provided that includes a substrate, electrically conductive material and an isolated portion of the electrically conductive material. The substrate has a generally planar su... | 05/17/2011 |
| 7799191 | Epoxy enhanced polymer membrane to increase durability of biosensors The present invention provides a polymer membrane enhanced with cured epoxy resin for use as the outer membrane of biosensors. The membrane includes approximately 30-80% epoxy resin adhesives, 10-60% polymer such as poly(vinyl chloride), polycarbonate and polyuretha... | 09/21/2010 |
| 7651596 | Cellulosic-based interference domain for an analyte sensor The present invention relates generally to devices for measuring an analyte in a host. More particularly, the present invention relates to devices for measurement of glucose in a host that incorporate a cellulosic-based interference domain. ... | 01/26/2010 |
| 7534330 | Epoxy enhanced polymer membrane to increase durability of biosensors The present invention provides a polymer membrane enhanced with cured epoxy resin for use as the outer membrane of biosensors. The membrane includes approximately 30-80% epoxy resin adhesives, 10-60% polymer such as poly(vinyl chloride), polycarbonate and polyuretha... | 05/19/2009 |
| 7462264 | Subcutaneous glucose electrode A small diameter flexible electrode designed for subcutaneous in vivo amperometric monitoring of glucose is described. The electrode is designed to allow “one-point” in vivo calibration, i.e., to have zero output current at zero glucose concentration, even in th... | 12/09/2008 |
| 7431820 | Electrochemical cell The present invention relates to electrochemical cells including a first working electrode 32, a first counter electrode 34, a second working electrode 36, and a second counter electrode 38, wherein the electrodes are spaced such that rea... | 10/07/2008 |
| 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 |
| 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 |
| 7354733 | Method for sorting and separating living cells We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating cell-selective photophoric labels, which photosensitize and chemically reduce a... | 04/08/2008 |
| 7348890 | Pest control techniques A pest control system (20) includes pest control devices (110) installed about an area or building (22). These devices (110) each include a bait member and a communication circuit. The communication circuit may be in the form of a passive... | 03/25/2008 |
| 7347926 | Method and apparatus for measuring specific component A method for measuring a concentration of a specific component includes the steps of: supplying a sample fluid to a reaction field holding a reagent; obtaining a single or a plurality of leak currents for correction, through a measurement of electric current made on... | 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 |
| 7319018 | Lactate biosensing strip with two electrodes We provide a lactate biosensing strip comprising a working electrode and a reference electrode, the two electrodes being deposited on an electrically insulated base support, the working electrode being formed by immobilizing lactate oxidase and an electron mediator ... | 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 |
| 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 |
| 7288174 | Electrochemical biosensor There is provided the reagent layer composition that can substantially reduce the measurement bias arising from hematocrits. The addition of fatty acid (4-20 carbons) and quaternary ammonium salt to a commonly used reagent layer composition composed of an enzyme, an... | 10/30/2007 |
| 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 |
| 7258769 | Electrochemical biosensors There is provided electrochemical biosensors with a sample introducing part, comprising a sample introducing passage, an air discharge passage, and a void. The sample introducing passage communicates with the air discharge passage, and the void is formed at the poin... | 08/21/2007 |
| 7250105 | Measurement of substances in liquids In accordance with the present invention a measuring device compares the current generated by two working sensor parts and gives an error indication if they are too dissimilar, i.e., the current at one sensor part differs too greatly from what would be expected from... | 07/31/2007 |
| 7250095 | Enzyme electrodes and method of manufacture A non-mediated enzyme electrode comprises a base substrate (2) on which is provided an electrically conductive base layer (8) comprising finely divided platinum group metal or oxide bonded together by a resin; a top layer on the base layer (8), ... | 07/31/2007 |
| 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 electron transfer kinetics of nitro-aromatic compounds. Chemical modifier... | 07/17/2007 |
| 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 |
| 7244600 | Glucose dehydrogenase Disclosed is a water-soluble PQQGDH wherein two subunits are linked together via a disulfide bond. The water-soluble PQQGDH of the invention exhibits improved thermal stability. ... | 07/17/2007 |
| 7238534 | Capillary active test element having an intermediate layer situated between the support and the covering The invention concerns a device for withdrawing samples of liquid samples for analytical elements. The capillary-device channel is essentially formed by a carrier, a cover and optionally an intermediate layer between the cover and carrier. A notch is located in one ... | 07/03/2007 |
| 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 |
| 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 |
| 7226530 | Conducting polymer nanofiber sensors Polymer nanofibers, such as polyaniline nanofibers, with uniform diameters less than 500 nm can be made in bulk quantities through a facile aqueous and organic interfacial polymerization method at ambient conditions. The nanofibers have lengths varying from 500 nm t... | 06/05/2007 |
| 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 |
| 7202954 | Target detecting apparatus, target detection method and target detection substrate A target detection apparatus is provided which can detect and quantitatively measure various detection targets such as pathogens. For this purpose, the apparatus comprises an optical irradiation unit which irradiates light; an optical interference unit which can int... | 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 |
| 7195705 | Electrodes, methods, apparatuses comprising micro-electrode arrays Described are micro-arrays of electrodes disposed proximal to a flexible substrate, electronic components and sensors comprising such arrays, and methods of use for such arrays. ... | 03/27/2007 |
| 7192450 | Porous membranes for use with implantable devices A membrane for implantation in soft tissue comprising a first domain that supports tissue ingrowth, disrupts contractile forces typically found in a foreign body response, encourages vascularity, and interferes with barrier cell layer formation, and a second domain ... | 03/20/2007 |
| 7157528 | Permselective structurally robust membrane material A biocompatible multipolymer, having a backbone comprising about 10 to 45 wt % of at least one hard segment and about 55 to 90 wt % of soft segments. The soft segments are divided into three groups, 5 to 25 wt %, of total soft segment weight, of an oxygen permeable ... | 01/02/2007 |
| 7157050 | System and method for detecting biological and chemical material A system and method are provided for detecting biological and chemical material. To measure biological materials such as genes easily at low costs, the device for implementing a small-sized, high sensitive, economical measurement apparatus is provided. Probes approp... | 01/02/2007 |
| 7144486 | Multilayer microcavity devices and methods Microcavities and micropores that are microscopic ( | 12/05/2006 |
| 7144496 | Biological fluid analysis device A biological fluid analysis device (100) including a biosensor (50) comprising an electrochemical-enzymatic sensor including a working electrode (51) and a reference electrode (52), is disclosed. ... | 12/05/2006 |
