Patent application number | Description | Published |
20080233607 | Cell Culture Device - The invention provides cell culture devices comprising a channel, the channel comprising one or more inlets and one or more outlets, and a cell retention chamber defined by an internal surface of the channel and a plurality of projections extending therefrom. The invention further provides methods of use relating to such cell culture devices. | 09-25-2008 |
20090023127 | TISSUE SYSTEM AND METHODS OF USE - Apparatus and methods of use of a tissue system for culture and perfusion. The apparatus comprises a needle for injecting a fluid into the tissue. | 01-22-2009 |
20090323059 | SHG Quantification of Matrix-Related Tissue Dynamic and Disease - A microscope for optical imaging of high optical scattering coefficient biological tissue, comprising an optical excitation source for irradiating a scan area of the sample and generating optical emissions, wherein the sample has a first face facing away from the source and a second face facing the source. A two dimensional element for scanning the light over the sample; a focusing element having a numerical aperture NAi to focus the light onto the sample; a first optical condenser to collect light from the first face, the collected light comprising source transmitted light and first optical emission generated in the sample, the condenser having a NA2 larger than NAi; an optical filter to block the transmitted source light; an aperture with a size corresponding to the irradiated area of the sample, the aperture at the conjugate image position of the sample generated by the condenser; and an optical detector collecting light from the first face for detecting the first optical emission from the scan area. | 12-31-2009 |
20100068691 | TISSUE SYSTEM AND METHODS OF USE - Apparatus and methods of use of a tissue system for culture and perfusion. The apparatus comprises needles for injecting a fluid into the tissue. | 03-18-2010 |
20100136649 | Encapsulation of Cells in Biologic Compatible Scaffolds by Coacervation of Charged Polymers - This invention relates to a method for the encapsulation of cells in biologic compatible three dimensional scaffolds and the use of such cells encapsulated in a scaffold. The cells are embedded in a charged polymer that is complex coacervating with an oppositely charged polymer within biologic compatible scaffolds. The polymer complex embedding the cells is forming an ultra thin membrane on the surface of the three dimensional scaffold. | 06-03-2010 |
20100208049 | IMAGING CHAMBER WITH WINDOW AND MICRO-NEEDLE PLATFORM MAGNETICALLY BIASED TOWARD EACH OTHER - A device for imaging a tissue culture comprises a chamber for housing a tissue to be cultured and imaged. The chamber comprises a transparent window. The device also includes a platform facing the window. Micro-needles are mounted on the platform and are connected for fluid communication with a fluid source. The platform and the window are magnetically biased toward each other to press the micro-needles into a tissue sandwiched between the window and platform for injecting a fluid into the tissue. One or more spacers are placed between the platform and the window for preventing over-compression of the tissue by the platform and the window. During use, a fluid is supplied to the tissue through the needles from the fluid source and the tissue is imaged through the window of the chamber. | 08-19-2010 |
20100216241 | FORMING CELL STRUCTURE WITH TRANSIENT LINKER IN CAGE - In a method of forming a cellular structure, cells and a transient linker are supplied to a volume partially enclosed by a cage. The linker facilitates initial attachment of adjacent cells to form a cell aggregate. The cage defines distributed openings that are sized to retain the cell aggregate. A fluid comprising a cell culture medium is supplied to the volume. The fluid is withdrawn from the volume through the openings. Aggregated cells retained in the volume are cultured to form a cell structure. A cell culturing device is provided which comprises a conduit and a cage in the conduit. A fluid flows in the conduit. The fluid comprises the cells, the transient linker and the cell culture medium. The cage retains aggregated cells formed in the fluid, and defines distributed openings that allow the fluid to flow through. | 08-26-2010 |
20110159272 | FORMING POROUS SCAFFOLD FROM CELLULOSE DERIVATIVES - Scaffold comprises a polymer defining macropores and comprising hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, which is crosslinked through the self-crosslinkable group. The macropores have an average pore size larger than 50 microns and are at least partially interconnected. In one method, bicontinuous emulsion comprising a continuous aqueous phase and a continuous polymer phase is formed. The polymer phase comprises hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, and is crosslinked through the self-crosslinkable group to form a polymer defining at least partially interconnected pores. In another method, phase separation is induced in a solution comprising a polymer precursor and water to form a bicontinuous emulsion comprising a continuous polymer phase and a continuous aqueous phase. The polymer precursor comprises a self-crosslinkable group and is crosslinked through the self-crosslinkable group in the emulsion to form a polymer defining at least partially interconnected macropores. | 06-30-2011 |
20110201117 | FORMING POROUS SCAFFOLD FROM CELLULOSE DERIVATIVES - Scaffold comprises a polymer defining macropores and comprising hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, which is crosslinked through the self-crosslinkable group. The macropores have an average pore size larger than 50 microns and are at least partially interconnected. In one method, bicontinuous emulsion comprising a continuous aqueous phase and a continuous polymer phase is formed. The polymer phase comprises hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, and is crosslinked through the self-crosslinkable group to form a polymer defining at least partially interconnected pores. In another method, phase separation is induced in a solution comprising a polymer precursor and water to form a bicontinuous emulsion comprising a continuous polymer phase and a continuous aqueous phase. The polymer precursor comprises a self-crosslinkable group and is crosslinked through the self-crosslinkable group in the emulsion to form a polymer defining at least partially interconnected macropores. | 08-18-2011 |
20110256117 | MANUFACTURING AND USE OF COMPOSITE SCAFFOLDS - The present invention refers to a method of manufacturing a composite scaffold including the surface grafting of the scaffold using gamma-irradiation as well as gamma-irradiation of a polymer contacted with the surface of the scaffold. The present invention also directed to the use of the scaffold for tissue engineering and other applications. The present invention is further directed to a method of culturing cells in a composite scaffold of the present invention and to a three-dimensional porous composite scaffold. | 10-20-2011 |
20110256574 | Microfluidic Continuous Flow Device - A microfluidic continuous flow device comprising a channel which comprises a first and a second area wherein the first area of the channel is a compartment which is defined by partitioning elements and the second area of the channel is a space outside the compartment; wherein through passages which are formed between the partitioning elements are dimensioned such as to retain a biological material and optionally a sustained release composition which can be comprised in the compartment within the compartment; wherein the channel has a first inlet to the compartment through which biological material can be introduced into the compartment; a second inlet for introducing a cultivation medium into a space of the channel arranged outside of the compartment, and an outlet. The present invention further refers to methods of using the devices of the present invention and kits comprising the microfluidic continuous flow devices of the present invention. | 10-20-2011 |
20110269226 | Microfluidic Continuous Flow Device for Culturing Biological Material - The present invention refers to a microfluidic continuous flow devices for culturing biological material each comprising a cultivation chamber being dimensioned to retain a biological material and having an inlet and an outlet to allow flow of a cultivation medium through the cultivation chamber. The present invention also refers to a method using the microfluidic continuous flow device of the present invention and the uses for these devices. In one example a microfluidic continuous flow device of the present invention is connected to a gradient generator. | 11-03-2011 |
20120107926 | APPARATUS FOR CELL OR TISSUE CULTURE - The apparatus for cell or tissue culture comprises a base plate ( | 05-03-2012 |
20120129257 | Apparatus For Culturing Anchorage Dependent Cells - The invention relates to an apparatus ( | 05-24-2012 |
20120145256 | LINEAR AND LOGARITHMIC CONCENTRATION GRADIENT GENERATORS - The present invention refers to microfluid concentration gradient generators, in particular a linear concentration gradient generator and a logarithmic concentration gradient generator, each relying on a particular configuration of interconnecting channels to achieve the required concentration gradient. | 06-14-2012 |
20130005945 | FORMING POROUS SCAFFOLD FROM CELLULOSE DERIVATIVES - Scaffold comprises a polymer defining macropores and comprising hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, which is crosslinked through the self-crosslinkable group. The macropores have an average pore size larger than 50 microns and are at least partially interconnected. In one method, bicontinuous emulsion comprising a continuous aqueous phase and a continuous polymer phase is formed. The polymer phase comprises hydroxypropylcellulose partially substituted by a substituent comprising a self-crosslinkable group, and is crosslinked through the self-crosslinkable group to form a polymer defining at least partially interconnected pores. In another method, phase separation is induced in a solution comprising a polymer precursor and water to form a bicontinuous emulsion comprising a continuous polymer phase and a continuous aqueous phase. The polymer precursor comprises a self-crosslinkable group and is crosslinked through the self-crosslinkable group in the emulsion to form a polymer defining at least partially interconnected macropores. | 01-03-2013 |
20130030305 | METHOD AND SYSTEM FOR DETERMINING A STAGE OF FIBROSIS IN A LIVER - A method for determining a stage of fibrosis in a liver is disclosed. The method comprises the steps of: (1a) obtaining input data relating to the liver, the input data being generated using a second harmonic generation based imaging system; (1b) identifying a plurality of morphological features of the liver from the input data relating to the liver; (1c) generating a plurality of measurements based on the identified plurality of morphological features; and (1d) determining the stage of fibrosis in the liver based, on the generated plurality of measurements. | 01-31-2013 |
20140080214 | CLEAVABLE CELLULOSIC SPONGE DEVELOPMENT FOR 3 DIMENSIONAL CELL CULTURE AND SPHEROIDS RETRIEVAL - A method of making a scaffold for 3 dimensional cell culture comprising the steps of conjugating a reducible disulfide bond onto a hydroxyl group at the side chain of a hydroxypropyl cellulose; forming a matrix of hydroxypropyl cellulose having the reducible disulfide bond conjugated onto the hydroxyl group such that a reducible disulfide bond exists adjacent to a double bond for crosslinking the matrix of hydroxypropyl cellulose. The scaffold and a system of using the scaffold for culturing 3 dimensional cell spheroids | 03-20-2014 |
20140128743 | HIGH SENSITIVITY TEMPORAL FOCUSING WIDEFIELD MULTIPHOTON ENDOSCOPE CAPABLE OF DEEP IMAGING - An imaging system is provided that includes a pulsed light source providing pulsed light and is applicable to both microscopes and endoscopes. One or more optical elements with certain dispersive properties are positioned to receive the pulsed light and apply selective dispersive properties to shift the focal plane according to the user and to produce two photon (2p) wide field uniform illumination and 2p wide field structured illumination for the purpose of improving the optical axial resolution and rejection of background signal. An imaging element receives the signal arising from the 2p wide field uniform illumination and 2p wide field structured illumination and produces a respective 3D resolved image of a sample. | 05-08-2014 |