Patents Examined by Lydia Edwards
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Patent number: 11953438Abstract: An improved device and system for facilitating polymerase chain reaction including a light source, detector, waveguide, and filters that occupy minimal space and facilitate detection of stationary samples, reduced sample read time, and simultaneous reading of multiple light wavelengths.Type: GrantFiled: June 17, 2022Date of Patent: April 9, 2024Assignee: STRECK LLCInventors: Matthew R. Kreifels, Scott E. Whitney, Gregg Wilder, John Flanagan, James Dowling, Philip Hills, Michael Tilleman, Jeremie Jackson
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Patent number: 11931740Abstract: A system and method for processing and detecting nucleic acids from a set of biological samples, comprising: a capture plate and a capture plate module configured to facilitate binding of nucleic acids within the set of biological samples to magnetic beads; a molecular diagnostic module configured to receive nucleic acids bound to magnetic beads, isolate nucleic acids, and analyze nucleic acids, comprising a cartridge receiving module, a heating/cooling subsystem and a magnet configured to facilitate isolation of nucleic acids, a valve actuation subsystem configured to control fluid flow through a microfluidic cartridge for processing nucleic acids, and an optical subsystem for analysis of nucleic acids; a fluid handling system configured to deliver samples and reagents to components of the system to facilitate molecular diagnostic protocols; and an assay strip configured to combine nucleic acid samples with molecular diagnostic reagents for analysis of nucleic acids.Type: GrantFiled: February 19, 2020Date of Patent: March 19, 2024Assignee: NeuMoDx Molecular, Inc.Inventors: Jeffrey Williams, Sundaresh Brahmasandra, Michelle Mastronardi
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Patent number: 11917991Abstract: Electrode systems have been developed for use in perfusion systems to measure the electrical activity of an explanted heart and to provide defibrillation energy as necessary. The perfusion systems maintain the heart in a beating state at, or near, normal physiological conditions; circulating oxygenated, nutrient enriched perfusion fluid to the heart at or near physiological temperature, pressure and flow rate. These systems include a pair of electrodes that are placed epicardially on the right atrium and left ventricle of the explanted heart, as well as an electrode placed in the aortic blood path.Type: GrantFiled: May 21, 2019Date of Patent: March 5, 2024Assignee: TRANSMEDICS, INC.Inventors: Waleed H. Hassanein, Ahmed Elbetanony, Richard Bringham, Robert Havener, Vincent Lambert, II, Burt Ochs
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Patent number: 11920191Abstract: An instrument for biological analysis includes a base, an excitation source, an optical sensor, an excitation optical system, and an emission optical system. The base is configured to receive a sample holder comprising a plurality of biological samples. The optical sensor is configured to receive emissions from the biological samples in response to the excitation source. The instrument may additionally include a sensor lens enclosed by a lens case and a focusing mechanism including a gear that engages the lens case, the focusing mechanism being accessible outside the enclosure for adjusting a focus. The may instrument further include a sensor aperture dispose along an emission optical path and a blocking structure disposed to cooperate with the sensor aperture such that none of the reflected radiation from an illuminated surface near the sample holder is received by the optical sensor that does not also reflect off another surface of the instrument.Type: GrantFiled: January 18, 2021Date of Patent: March 5, 2024Assignee: Life Technologies CorporationInventors: Mingsong Chen, Kuan Moon Boo, Tiong Han Toh, Mauro Aguanno, Soo Yong Lau, Huei Yeo, Wei Fuh Teo
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Patent number: 11912976Abstract: A cell culture monitoring system comprising a monitoring apparatus for coupling to a culture tank containing a cell culture medium therein, and a fluid circulation system for fluidic coupling to the cell culture tank the fluid circulation system comprising a dielectrophoresis cartridge for connection to the cell culture tank via supply and return conduits, the dielectrophoresis cartridge comprising a base and an electrode support having electrodes in or on the electrode support, the electrodes configured for traveling wave dielectrophoresis and comprising a measurement zone arranged above a measuring chamber formed between the electrode support and a floor of the base forming a measuring chamber therebetween, whereby cells in a liquid medium flowing through the measuring chamber are subject to a traveling wave dielectrophoresis force orthogonal to a direction of flow of said liquid through said measuring chamber.Type: GrantFiled: November 3, 2020Date of Patent: February 27, 2024Assignee: CEIDOS SAInventors: Léonard Barras, Sébastien Walpen
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Patent number: 11904322Abstract: The present disclosure provides methods and processes for increasing the efficiency and accuracy of nucleic acid sequencing using techniques such as polymerase chain reaction (PCR). Methods and systems provided herein may facilitate performing reactions such as emulsion PCR (ePCR) on samples comprising nucleic acids and beads. The methods provided herein may provide a higher throughput compared to existing technologies.Type: GrantFiled: February 16, 2022Date of Patent: February 20, 2024Assignee: ULTIMA GENOMICS, INC.Inventors: Jose Martin Sosa, Joseph Anthony, Nathan Beckett, Gilad Almogy, Chandan Shee, Phillip You Fai Lee, Yuto Watanabe
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Patent number: 11892407Abstract: A detection device, including a light-emitting component, a light-detecting component, at least one reflective optical film element, and a control unit, is provided. The light-emitting component is used for providing an excitation beam, wherein a part of the excitation beam whose dominant wavelength falls within an excitation wavelength band generates a fluorescence beam after passing through a test specimen. The light-detecting component is used for receiving a part of the fluorescence beam whose dominant wavelength falls within a detection wavelength band. The control unit is coupled to the at least one reflective optical film element. The control unit controls the at least one reflective optical film element to filter out a part of a wavelength band of an incident beam. The incident beam is at least one of the excitation beam and the fluorescence beam. A detection method of the detection device is also provided.Type: GrantFiled: September 22, 2020Date of Patent: February 6, 2024Assignee: Wistron CorporationInventors: Yi Fan Hsieh, Yu-Lin Chen, Yao-Tsung Chang
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Patent number: 11891595Abstract: Improved cell culture devices and related methods that overcome the limitations of prior devices and methods, by creating devices that can integrate a variety of novel attributes. These various attributes include the use of gas permeable material and medium volumes that exceed conventional devices as well as compartments that can facilitate the long term study of high density cultures with reduced disruption of the culture environment, the ability to study the migration of items of interest including substances such as chemokine, track the movement of cells, and monitor cell to cell interactions.Type: GrantFiled: March 24, 2023Date of Patent: February 6, 2024Assignee: Wilson Wolf Manufacturing LLCInventors: John R. Wilson, Daniel P. Welch
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Patent number: 11879886Abstract: An apparatus includes a bottom panel with a transparent region and ceramic sidewalls affixed to the bottom panel to form a container. Electrodes are disposed on the outer surface of the sidewalls at positions selected so that when a sample is positioned in the container, applying a voltage between the electrodes induces an electric field through the sample. Electrical conductors provide contact with the electrodes. All the components are sized and shaped to facilitate positioning of the container on the stage of an inverted microscope so that when the sample is positioned in the container, light emanating from a light source is free to travel along an optical path that passes through the sample, through the transparent region, and into the objective of the inverted microscope. The electrodes and conductors are positioned with respect to the transparent region so as not to interfere with the optical path.Type: GrantFiled: January 3, 2023Date of Patent: January 23, 2024Assignee: Novocure GmbHInventors: Moshe Giladi, Yoram Wasserman, Yoram Palti, Michael Krinitsky, Michael Shtotland
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Patent number: 11879116Abstract: A method of analysing nucleic acid using apparatus comprising a reaction chamber and plurality of sensors located in the base of the chamber, with each sensor preferably located within a respective well. The method comprises flowing a fluid containing the nucleic acid or fragments thereof into the reaction chamber. While the chamber is fully or at least partially sealed, amplification of the nucleic acid or said fragments is performed within the chamber using an amplification primer or primers whilst detecting the generation of amplicons using said sensors. Sequencing or hybridisation is then performed on the amplicons, and sequencing or hybridisation is detected using said sensors.Type: GrantFiled: January 14, 2022Date of Patent: January 23, 2024Assignee: DNAe Group Holdings LimitedInventors: Christofer Toumazou, David Davidson, Samuel Reed
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Patent number: 11859161Abstract: A method of carrying out a bioreaction in a multivessel bioreactor system may include flowing a culture medium at an initial flow rate through one or more fluidic paths between a master vessel and one or more slave vessels, detecting a first culture medium parameter value in the master vessel or the slave vessels, transmitting the first culture medium parameter value to a control system, determining an adjusted flow rate of the culture medium at the control system based on the first culture medium parameter value, and controlling a bidirectional fluid transfer device with the control system to adjust the flow rate of the culture medium through the one or more fluidic paths. The control system may adjust the flow rate of the culture medium to maintain a substantially uniform value of the first culture medium parameter value in the master vessel or the one or more slave vessels.Type: GrantFiled: February 22, 2022Date of Patent: January 2, 2024Assignee: Finesse Solutions, Inc.Inventors: Barbara Paldus, Mark Selker
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Patent number: 11857958Abstract: A microfluidic cell culture chip which contains a central module comprising a central unit, which contains a support consisting of a non-resorbable membrane, a 3D nanostructured porous membrane, comprising at least one protuberance, and the 3D nanostructured porous membrane and that at least one protuberance being composed of materials suitable for the culture of two distinct cell types; a base, and the central unit being integrated in the base, and forming a whole with the base.Type: GrantFiled: May 11, 2017Date of Patent: January 2, 2024Assignee: UNIVERSITE GRENOBLE ALPESInventors: Donald Keith Martin, Nathalie Picollet-D'Hahan
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Patent number: 11851642Abstract: The invention provides a technology for promptly determining bacterial identification or an antimicrobial susceptibility testing. In the invention, first, a state where the bacteria are divided is monitored by performing microscopic observation with respect to the shape or the number of bacteria in each of wells of a culture plate for bacterial identification culture or the antimicrobial susceptibility testing. In addition, the shape, the number or the area of the bacteria are interpreted from the image obtained by the microscopic observation whether or not the bacteria proliferate at a stage from an induction phase to a logarithmic phase, and the time-dependent changes thereof are made into a graph. From the graph, it is determined whether or not the bacteria proliferate for each measurement, the determination results are displayed on the screen, and accordingly, the result of the antimicrobial susceptibility is provided every time when the measurement is performed.Type: GrantFiled: September 2, 2020Date of Patent: December 26, 2023Assignee: HITACHI HIGH-TECH CORPORATIONInventors: Chihiro Uematsu, Muneo Maeshima
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Patent number: 11845961Abstract: Disclosed herein are various bioreactor devices and systems for growing cellular material, and related methods of growing cellular material. In some cases, a system can include a well plate having a plurality of wells and a bioreactor situated in each well of the well plate. In some cases, a bioreactor can include an inner body which divides the bioreactor into several distinct chambers and facilitates the growth of a multi-tissue sample in the bioreactor. In some cases, a system can include a mechanical actuator situated to mechanically stress tissues grown in a bioreactor.Type: GrantFiled: January 19, 2021Date of Patent: December 19, 2023Assignee: University of Pittsburgh—Of the Commonwealth System of Higher EducationInventors: Rocky S. Tuan, Hang Lin, Thomas P. Lozito, Peter Alexander, Douglas Allen Nelson, Jr., Riccardo Gottardi
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Patent number: 11819846Abstract: In order to induce aging while cutting the costs associated with adding cytokines at different aging stages, in a system for aging induction including a first culture chamber for perfusing, with a culture medium, a subject of aging-induction, the subject of aging-induction being derived from a living organism; a second culture chamber for perfusing, with a culture medium, a secretor that secretes a cytokine; and a control device for aging induction including a detection unit, a memory unit and a control unit, a protocol for aging induction defining a procedure of aging induction is stored, and in the control unit, an aging state of the subject of aging-induction is detected with a detection unit, and based on the protocol for aging induction, a flow rate at which the culture medium containing the cytokine secreted by the secretor is supplied to the subject of aging-induction is controlled according to the aging state of the subject of aging-induction.Type: GrantFiled: September 26, 2022Date of Patent: November 21, 2023Assignee: Integriculture Inc.Inventors: Yuki Hanyu, Ikko Kawashima
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Patent number: 11815460Abstract: A method of analyzing a plurality of biological sample volumes comprises emitting, along an excitation optical path toward a sample holder holding the plurality of biological sample volumes, electromagnetic radiation from a broadband LED, wherein the broadband LED emits the electromagnetic radiation across a range of wavelengths at a total output power of at least 5 watts and at a maximum intensity at a wavelength less than 600 nanometers and at an intensity less than 30 percent of the maximum intensity at a wavelength of 650 or 670 nanometers, and receiving, by a sensor, an electromagnetic emission transmitted from the sample holder along an emission optical path.Type: GrantFiled: May 26, 2022Date of Patent: November 14, 2023Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Kevin Maher, Mingsong Chen, Jacob K. Freudenthal, Kuan Moon Boo, Soo Yong Lau, David Fortescue, Ming Shen, Woon Liang Terence Soh
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Patent number: 11806719Abstract: Techniques, systems, and devices are disclosed for implementing a portable lab system for PCR testing. An example method for operating an integrated thermal cycling system includes depositing samples into the integrated thermal cycling system that includes a thermal cycling device and an electronic interface. The thermal cycling device includes multiple wells to receive the samples to be thermally cycled, a thermoelectric cooling (TEC) element connected to the multiple wells, a substrate on which the TEC element is positioned, and a controller coupled to the TEC element. The multiple wells are positioned within the substrate that includes a thermally conductive ground positioned between adjacent wells. Supplying power to the integrated thermal cycling system, via the electronic interface, allows the multiple wells to exchange heat with the substrate and for each well to operate independently from other wells.Type: GrantFiled: August 2, 2022Date of Patent: November 7, 2023Assignee: Lawrence Livermore National Security, LLCInventors: N. Reginald Beer, Gary Johnson
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Patent number: 11807843Abstract: A cell culture device includes a holding member including a main body cylindrical portion extending in a cylindrical shape in an axial direction and a holding portion provided at an axially intermediate portion of the main body cylindrical portion and holding a culture membrane; and a first cylindrical member detachably mounted on one axial side with respect to the holding member, extending in a cylindrical shape in the axial direction, and protruding from one axial end of the holding member toward the one axial side when being mounted to the holding member. Also included is a second cylindrical member detachably mounted on another axial side with respect to the holding member, extending in a cylindrical shape in the axial direction, and protruding from another axial end of the holding member toward the other axial side when being mounted to the holding member.Type: GrantFiled: March 5, 2020Date of Patent: November 7, 2023Assignee: TOYODA GOSEI CO., LTD.Inventors: Masateru Yamazaki, Yasuhiko Shinoda, Seitaro Taki, Shinji Oguchi
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Patent number: 11795425Abstract: The invention relates to an installation for biotechnological applications (1, 101), comprising an improved holder system (4) with at least one carrier (10) for the mounting of components (5) of the installation (1, 101) on the installation (1, 101). The carrier (10), which comprises a frame (12) with two arms (14) and with a recess (16) and includes a deformable element (30) with at least two fastening sections (32), which may be understood to have a flat base (20) by which the carrier (10) can be fastened to the installation (1, 101). The deformable element (30) is designed to assume the following states: a receiving state AUZ, in which the deformable element (30) is available for receiving a component (5) of the installation (1, 101); and a locking state ARZ.Type: GrantFiled: March 16, 2017Date of Patent: October 24, 2023Assignee: Sartorius Stedim Biotech GmbHInventors: Robin Heese, Andreas Klemm, André Grebe, Michael Rodenberg
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Patent number: 11788040Abstract: The present invention relates to a device (10; 30; 50) for analysing liquid samples comprising amplified nucleic acids, said device comprising: a sample pad (16); a first (18) and a second (19) sample analysis strip configured to analyse different aspects of the nucleic acid sample wherein said segments comprise nucleic acid sequences which are complementary to the predetermined sequences of target nucleic acids whose presence or absence is analysed; and a housing (11) enclosing said sample pad and at least two elongated sample analysis strips wherein the analysis result is detectable from the outside of the housing from the combination of aligned segments of said first and second analysis strips. The invention furthermore relates to a method for determining the presence or absence of a target nucleic acid, providing confirmatory results, in combination with a predetermined sequence in a sample from a subject using the device according to the invention.Type: GrantFiled: February 15, 2017Date of Patent: October 17, 2023Assignee: EMPE DIAGNOSTICS ABInventors: Pavankumar Asalapuram, Mats Nilsson Bernitz