Patents Assigned to Ascensia Diabetes Care Holdings AG
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Patent number: 9554735Abstract: A system for determining the concentration of an analyte in at least one body fluid in body tissue comprises an infrared light source, a body tissue interface, a detector, and a central processing unit. The body tissue interface is adapted to contact body tissue and to deliver light from the infrared light source to the contacted body tissue. The detector is adapted to receive spectral information corresponding to infrared light transmitted through the portion of body tissue being analyzed and to convert the received spectral information into an electrical signal indicative of the received spectral information. The central processing unit is adapted to compare the electrical signal to an algorithm built upon correlation with the analyte in body fluid, the algorithm adapted to convert the received spectral information into the concentration of the analyte in at least one body fluid.Type: GrantFiled: April 26, 2013Date of Patent: January 31, 2017Assignee: Ascensia Diabetes Care Holdings AGInventors: Mihailo V. Rebec, James E. Smous, Steven D. Brown, Hu-Wei Tan
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Patent number: 9549697Abstract: An electrochemical sensor system comprises an electrochemical sensor and a hydrogel composition. The electrochemical sensor has at least a counter electrode and a working electrode. The hydrogel composition contacts the working electrode. The hydrogel composition comprises a first monomer, a second monomer, a cross-linking agent, and a solvent. The first monomer has hydrophilic characteristics. The second monomer has hydrophobic characteristics. The ratio of the first monomer to the second monomer is from about 0.1:99.9 to about 99.9:0.1.Type: GrantFiled: October 27, 2005Date of Patent: January 24, 2017Assignee: Ascensia Diabetes Care Holdings AGInventors: Paul Valint, Jr., Doug H. Williamson, Boru Zhu
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Patent number: 9546997Abstract: The present disclosure relates to a test strip handling device (100) that includes a housing (110) having an interior compartment (112) in which the test strips are received and stored. The device (100) facilitates sanitary handling and disposal of the test strips.Type: GrantFiled: March 11, 2014Date of Patent: January 17, 2017Assignee: Ascensia Diabetes Care Holdings AGInventors: Robert S. Sams, Eugene Prais, Simin Yao
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Patent number: 9547005Abstract: A test meter system for testing a characteristic of a fluid, the test meter system including a test meter having a housing with an opening adapted to accept a test strip, an interrogation coil within the housing, a pick-up coil within the housing, and a test strip including at least one magneto-elastic-resonance sensor. When the test strip is within the opening, the interrogation coil may utilize magneto-elastic-resonance technology to interrogate the magneto-elastic-resonance sensor and the pick-up coil may be used to sense a resultant oscillation frequency of the magneto-elastic-resonance sensor, the resultant oscillation frequency associated with the characteristic. The test strip may include a plurality of sensors. The sensors may be coated with a coating sensitive to a characteristic of the fluid, where the interrogation reveals information about the fluid characteristic.Type: GrantFiled: April 17, 2014Date of Patent: January 17, 2017Assignee: ASCENSIA DIABETES CARE HOLDINGS AGInventors: Swetha Chinnayelka, Jiangfeng Fei, Yuan Wang, Narasinha Parasnis, Hoi-Cheong Steve Sun, Raeann Gifford, Steven C. Charlton
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Patent number: 9546390Abstract: An electrochemical test sensor is adapted to measure glucose and correct for the oxygen effect in a fluid sample. The test sensor comprises a base, first and second working electrodes, and a counter electrode. The first working electrode includes glucose oxidase, a mediator and peroxidase. The second working electrode includes glucose oxidase and the mediator. The first working electrode, the second working electrode and the counter electrode are located on the base. In other embodiments, an electrochemical test sensor is adapted to measure cholesterol, lactate, pyruvate or xanthine and correct for the oxygen effect in a fluid sample.Type: GrantFiled: April 23, 2013Date of Patent: January 17, 2017Assignee: Ascensia Diabetes Care Holdings AGInventor: Jing Lin
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Patent number: 9546974Abstract: The present invention relates to improved electrochemical biosensor strips and methods for determining the concentration of an analyte in a sample. By selectively measuring a measurable species residing in a diffusion barrier layer, to the substantial exclusion of the measurable species residing exterior to the diffusion barrier layer, measurement errors introduced by sample constituents, such as red blood cells, and manufacturing variances may be reduced.Type: GrantFiled: November 3, 2015Date of Patent: January 17, 2017Assignee: Ascensia Diabetes Care Holdings AGInventor: Huan-Ping Wu
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Patent number: 9535030Abstract: In some aspects, an analyte sensor is provided for detecting an analyte concentration level in a bio-fluid sample. The analyte sensor has a base with first and second ends, a concave recess in the first end, a second end receiving surface, and a sidewall extending between the ends. An electrode may be provided on the receiving surface with an electrochemically-active region coupled to the electrode. A conductor in electrical contact with the electrode may extend along the sidewall and may be adapted to be in electrical contact with a first contact of an analyte meter. Manufacturing methods and systems utilizing and dispensing the analyte sensors are provided, as are numerous other aspects.Type: GrantFiled: October 7, 2013Date of Patent: January 3, 2017Assignee: Ascensia Diabetes Care Holdings AGInventors: Igor Gofman, Robert S. Sams
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Patent number: 9534244Abstract: An electrochemical test sensor is adapted to measure glucose and correct for the oxygen effect in a fluid sample. The test sensor comprises a base, first and second working electrodes, and a counter electrode. The first working electrode includes glucose oxidase, a mediator and peroxidase. The second working electrode includes glucose oxidase and the mediator. The first working electrode, the second working electrode and the counter electrode are located on the base. In other embodiments, an electrochemical test sensor is adapted to measure cholesterol, lactate, pyruvate or xanthine and correct for the oxygen effect in a fluid sample.Type: GrantFiled: November 22, 2011Date of Patent: January 3, 2017Assignee: Ascensia Diabetes Care Holdings AGInventor: Jing Lin
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Publication number: 20160350248Abstract: Embodiments of the invention provide systems, methods, and apparatus for arbitrating a multi-master computer bus. The embodiments include a multi-master serial computer bus; a first master coupled to the bus; a second master coupled to the bus; a slave device coupled to the bus; a first I/O line from the first master going to the second master and the slave device; and a second I/O line from the second master going to the first master and the slave device. A bus arbitration protocol for arbitrating use of the bus restricts the masters to a single transaction each time either master becomes a bus master, and the masters are each adapted to use the I/O lines to signal to each other not to become a bus master. Numerous other aspects are disclosed.Type: ApplicationFiled: February 6, 2015Publication date: December 1, 2016Applicant: Ascensia Diabetes Care Holdings AGInventors: Christopher A. Dionisio, Todd T. Swanzey, Gregory R. Stefkovic
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Patent number: 9505884Abstract: A non-leaching mediator may include a polymer having a polymeric backbone, and a plurality of phenothiazine groups bonded to the polymeric backbone. The plurality of phenothiazine groups may include at least one of a phenothiazine group having the general formula (IV): and salts thereof, where n is about 9 and “R” represents the polymeric backbone to which the phenothiazine group is bonded, and a phenothiazine group having the general formula (V): and salts thereof, where n is about 9 and “R” represents the polymeric backbone to which the phenothiazine group is bonded.Type: GrantFiled: December 9, 2015Date of Patent: November 29, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Jiangfeng Fei, William Chiang, Frank Kerrigan, Stuart Green, Craig Robson, Howard Easterfield
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Publication number: 20160337448Abstract: Embodiments of the present application enable setup synchronization of an end user medical device (110) such as a blood glucose meter. The invention includes a controller (302) including a memory (304); a transceiver (306) operatively coupled to the controller; and a host computer (104) interface (208) operative to couple the controller to a host computer, wherein the memory is operative to store instructions executable on the controller. The instructions are adapted to cause the controller to scan for an advertising medical device using the transceiver, establish a communications connection with a medical device advertising for synchronization, and transmit synchronization data to a medical device once a communication connection has been established. Numerous other aspects are disclosed.Type: ApplicationFiled: December 10, 2014Publication date: November 17, 2016Applicant: ASCENSIA DIABETES CARE HOLDINGS AGInventors: Igor Gofman, Christopher Dionisio
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Patent number: 9471098Abstract: An architecture allows individual system components to be developed and tested individually, i.e., as distinct modules, and to be subsequently combined through standardized electrical and communication interfaces. Any combination of these modules can be implemented to form different products that provide any number of functions, such as an integrated system for monitoring a health condition and/or delivering a medication. The architecture also provides an approach for dynamically updating the product and offering its users the latest generation of technology even after the users have already purchased the product. In particular, the embodiments employ the communication interfaces to also provide connection to a remote network that can update or upgrade the product's software when the product is out in the field.Type: GrantFiled: January 28, 2015Date of Patent: October 18, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Steven Charlton, Jun Chen, Lin Chen, Qiang Fu, Igor Gofman, Steven B. Harris, Gary J. Johnson, Paul L. Inman, Qiong Li, Harris Lieber, Derek Lok, Tony Nguyen, Paul M. Ripley, Gregory Stefkovic, Hoi-Cheong Steve Sun
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Patent number: 9448197Abstract: A meter for determining the concentration of an analyte in a fluid sample comprises a memory device, electrical circuitry and a detection device for distinguishing between an alternative site test and a standard site test. The memory device is adapted to store information. The electrical circuitry is adapted to determine the analyte concentration of the fluid sample located on a test sensor. The electrical circuitry is in electronic communication with the memory device. The electrical circuitry communicates the determined analyte concentration to the memory device for storage.Type: GrantFiled: March 14, 2013Date of Patent: September 20, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Hoi-Wah Derek Lok, Robert Trzybinski, Mohammad A. Kheiri
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Patent number: 9448224Abstract: A disposable cartridge adapted to be used with a sensor-dispensing instrument comprises a housing, test sensors, a mechanical mechanism and moveable seals. The housing forms at least one opening therethrough. The test sensors are stacked in the housing. The test sensors are adapted to assist in testing at least one analyte. The mechanical mechanism is adapted to urge the test sensors in a first direction. One of the test sensors is positioned for ejection from the cartridge. The moveable seals is adapted to be in a closed position that seals the at least one opening so as to provide a substantially moisture-proof and a substantially air-tight cartridge, and one of the moveable seals is adapted to be in an open position that allows one of the test sensors to be moved therethrough.Type: GrantFiled: September 29, 2015Date of Patent: September 20, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Mohammad A. Kheiri, D. Glenn Purcell
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Patent number: 9439585Abstract: An analyte sensor is provided that comprises a substrate which includes a semiconductor material. Embodiments may include a core of a conductive material, and a cladding of a semiconductor material, in which the cladding may form at least a portion of a conducting path for a working electrode of the analyte sensor. Method of manufacturing and using the analyte sensor are described, as are numerous other aspects.Type: GrantFiled: February 3, 2009Date of Patent: September 13, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Mu Wu, Jiangfeng Fei, Serban Peteu, Hoi-Cheong Steve Sun, Raeann Gifford
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Patent number: 9436924Abstract: Methods, systems, and apparatus adapted to automate ordering of test strips for use in an analyte meter device are disclosed. The method, system and apparatus includes inputting information from an indicia on a package of test strips indicative of a quantity of test strips in the package; tracking a number of test strips used in the analyte meter device; and generating an automatic order for additional test strips based on a signal indicating that a reorder threshold has been reached. Numerous additional features and aspects are disclosed.Type: GrantFiled: December 6, 2012Date of Patent: September 6, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Mirza Kokic, John Farrell
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Patent number: 9417229Abstract: A test sensor container (400) is designed for use with an analyte measuring system (40). The test sensor container (100) may include a cartridge (200) including a plurality of stacked individual compartments (202) connected to one another in an accordion-style fashion. Each individual compartment (202) is collapsible from an expanded to a collapsed condition and is dimensioned to hold a test sensor (6) when in the expanded condition. The test sensor container further includes at least one foil cover (116) sealing the plurality of compartments (102, 202).Type: GrantFiled: December 18, 2012Date of Patent: August 16, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Daniel Brown, Martin Antoine Mathelier, Sung-Kwon Jung
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Patent number: 9410961Abstract: A method of indexing and excising a test sensor from a test-sensor cartridge including rotating an indexer in a first direction such that a flexible pawl thereon is positioned between a first and second notch of the test-sensor cartridge. Rotating the indexer in a first direction, but not in a second generally opposite direction, likewise rotates the cartridge. The method further includes rotating the indexer in the second direction such that the flexible pawl is positioned between the second notch and a third notch, and an aperture of the indexer face is generally aligned with a first cavity of the test-sensor cartridge. The method further includes moving an excise mechanism such that a push rod extends through the second aperture and through the first cavity until the first test sensor is excised through an opposing end of the first cavity into a read position.Type: GrantFiled: September 24, 2015Date of Patent: August 9, 2016Assignee: ASCENSIA DIABETES CARE HOLDINGS AGInventors: Allen J. Brenneman, Huan-Ping Wu
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Patent number: D766442Type: GrantFiled: August 4, 2015Date of Patent: September 13, 2016Assignee: Ascensia Diabetes Care Holdings AGInventors: Eugene Prais, Raymond Yao, Michael A. Botta, Jan Seyberth
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Patent number: D777203Type: GrantFiled: May 5, 2014Date of Patent: January 24, 2017Assignee: Ascensia Diabetes Care Holdings AGInventor: William Martin Schreyer