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| Number | Title | Issue Date |
| 8038868 | Micro PH electrode (reference electrode) An improved combination ion-selective electrode has a thin ion-sensing body extending from an outer reference body. The exposed portion of the ion-sensing body is encompassed by a sleeve which effectively forms an extension of the reference body and also provides me... | 10/18/2011 |
| 7799204 | Voltammetric Ion Sensor A method and device for the quantitative determination of an ion in a fluid which comprises subjecting the fluid to voltammetry using a sensing electrode which comprises an electrically conducting support having a surface which is coated with a support matrix, the s... | 09/21/2010 |
| 7799205 | Ion concentration transistor and dual-mode sensors An ion concentration sensor produces a signal reflective of the ion concentration within a solution. The ion concentration sensor is based on an ion sensitive transistor having a solution input, a reference input, a diffusion input, and a diffusion output. The ion s... | 09/21/2010 |
| 7407570 | Disposable, self-administered electrolyte test A disposable, self-administered electrolyte test is affixed to the label of a commercially available electrolyte supplement, is available in the pharmacy section of a retail store, or is distributed by a physician or a clinic. ... | 08/05/2008 |
| 7384523 | Chloride ion selective membrane and sensor A chloride selective electrode membrane comprises a polymeric matrix wherein the matrix comprises an epoxy resin, and an amine agent selected from the group consisting of polyamides, amidoamines and mixtures thereof. The amine agent is present in stoichiometric exce... | 06/10/2008 |
| 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 |
| 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 |
| 7329346 | Ion chromatography system using catalytic gas elimination A liquid chromatographic system is provided including catalytically combining hydrogen and oxygen gases in the chromatography eluent stream in a catalytic gas elimination chamber, to form water and thereby reduce the gas content in the eluent stream. Also, a liquid ... | 02/12/2008 |
| 7329844 | Prismatic ceramic heater for heating gas sensor element, prismatic gas sensor element in multilayered structure including the prismatic ceramic heater, and method for manufacturing the prismatic ceramic heater and prismatic gas sensor element A prismatic ceramic heater for heating a gas sensor element includes a heating resistor embedded in ceramic, and has a substantially rectangular cross section. At least part of a longitudinally extending edge portion of the prismatic ceramic heater is located in the... | 02/12/2008 |
| 7326974 | Sensor for measuring a gas concentration or ion concentration A field-effect transistor used as a sensor for measuring a gas or ion concentration utilizes a surface structure such as rings along with surface profiling, for example elevations of the rings and depressions therebetween, to decrease the surface conductivity betwee... | 02/05/2008 |
| 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 |
| 7316320 | Sorting charged particles Charged particles may undergo two different separations within a single device, without manual intervention to effect the transfer of the particles between separations. In some embodiments, the device may be a Micro-Electro-Mechanical System. ... | 01/08/2008 |
| 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 |
| 7276145 | PH electrode An object of the present invention is to suppress an electric potential drift as described above and improve pH measurement precision in order to obtain practical measurement precision in the dry-type multilayered film-type pH electrode. The present invention provid... | 10/02/2007 |
| 7270733 | Method and apparatus for real time monitoring of industrial electrolytes The present invention relates generally to any electrolyte and methods for monitoring the constituents contained therein. More specifically, the present invention relates to plating baths and methods for monitoring the constituents contained therein based on chemome... | 09/18/2007 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 7214300 | Integrated electrokinetic devices and methods of manufacture Devices with electrokinetic elements are disclosed as well as their method of microfabrication for use in micro-scale analysis, mixture separation and reaction. The devices consist of solid hydrophilic-matrix films that have been microfabricated into a variety of mi... | 05/08/2007 |
| 7214538 | Device and method for the determination of lithium ion concentration in a biological fluid The present invention relates to a novel device and method for the detection of lithium ions in a biological fluid. In a preferred embodiment, the present invention provides a novel compound and a optical sensor which incorporates said compound for the detection of ... | 05/08/2007 |
| 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 |
| 7195704 | Determination of sample volume adequacy in biosensor devices Methods and systems are provided for determining whether a volume of biological sample is adequate to produce an accurate electrochemical analyte concentration measurement. Certain such methods and systems provide the additional function of compensating for a sample... | 03/27/2007 |
| 7195703 | Electrode for analytical voltammetry An electrode for use in analytical voltammetry, wherein the electrode has a uniform composition and contains an alloy in a solid state, the alloy containing a pure metal or compound having a low overvoltage for hydrogen and a few percent of at least one second metal... | 03/27/2007 |
| 7189315 | Ion sensor and clinical analyzer using the same An ion sensor has a flow path through which a sample flows. An ion-exchange membrane is in contact with the sample in the sample flow path. An internal solution is provided on one side of the ion-exchange membrane. An internal electrode is provided so as to come in ... | 03/13/2007 |
| 7176692 | Measuring probe for potentiometric measurements A measuring probe for potentiometric measurements has a housing (2) formed of an electrically insulating material that encloses at least one hollow space (8, 10) containing a half-cell element defining a first electrode. At least one additional electro... | 02/13/2007 |
| 7115195 | Ion selective monoelectrode complex An ion selective monoelectrode complex which is favorably employable to manufacture an ion activity measuring apparatus, has on a common non-electroconductive support sheet, plural ion selective monoelectrodes each of which is composed of an electrode composite cons... | 10/03/2006 |
| 7111951 | Environmentally improved rearview mirror assembly An environmentally improved rearview mirror assembly is provided which incorporates a reflective element with variable reflectance. In one embodiment, the environmentally improved rearview mirror assembly is substantially free of cadmium (Cd). In another embodiment,... | 09/26/2006 |
| 7112987 | Semiconductor sensor with a field-effect transistor The semiconductor sensor has at least one field-effect transistor (31; 31, 32) which is coupled to a sensitive electrode and which has measuring phases that are interruptible by idle phases through a control device (50). During the idle phases, the fie... | 09/26/2006 |
| 7101472 | Microfluidic ion-selective electrode sensor system Ion-selective electrode sensor systems, and methods of fabricating such systems, may be utilized to analyze microfluidic sample volumes, i.e., sample volumes on the order of 1 to 1000 microliters. ... | 09/05/2006 |
| 7095032 | Focusing of microscopes and reading of microarrays Microscopes, including viewing and other microscopic systems, employ a hinged, tiltable plate to adjust focus on a flat object such as a microscope slide or biochip by motion, achieved by tilting, which is substantially normal to the focus point on the plane of the ... | 08/22/2006 |
| 7074318 | Movable ionic conductive wire and method of forming an electrochemical cell An ionic conductive wire and method of forming an electrochemical cell in which an electric insulate tube is filled with an ionic conductive material. Terminals proximate the ends of the electric insulate tube are sealed with a fine porous material that is electric-... | 07/11/2006 |
| 7067343 | ISFETs fabrication method Methods for fabricating ion sensitive field effect transistors (ISFETs) with SnO2 extended gates. A SnO2 detection film is formed on a substrate by sol-gel technology to serve as an extended gate. The SnO2 detection film is electrica... | 06/27/2006 |
| 7063782 | Electrochemical detection of ischemia The subject invention comprises electrochemical methods and devices for in vitro detection of an ischemic event in a patient sample. Following addition of a known amount of a transition metal ion to the patient sample, electrodes are used to measure the current or p... | 06/20/2006 |
| 7063781 | Techniques for sensing chloride ions in wet or dry media Techniques are provided for measuring chloride ion concentration in a medium. The techniques allow measurements to be made in dry or alkaline media, or both. For alkaline conditions, a sensor includes a pair of electrodes and a polymer film imprinted for uptake of c... | 06/20/2006 |
| 7056431 | Method for electrochemical analyses Dental amalgam as an electrode material in voltammetry is provided having a very high overpotential to hydrogen. Accordingly, trace analyses can be carried out at potentials sufficiently negative to allow determination of e.g. zinc, cobalt, nickel and iron at trace ... | 06/06/2006 |
| 7041068 | Sampling module device and method A tissue penetration device and method of using same that may include a lancet module or sampling module. The sampling module may optionally be in a cartridge configuration and include sampling and analyzing functions, which may be integrated. ... | 05/09/2006 |
| 7025774 | Tissue penetration device A tissue penetration device and method of using same. The tissue penetration device may optionally include sampling and analyzing functions, which may be integrated. An embodiment provides control of a lancet used for sampling blood. Electric field coils or solenoid... | 04/11/2006 |
