Patent application number | Description | Published |
20080226504 | PUMP UNIT AND CENTRIFUGAL MICROFLUIDIC SYSTEM HAVING THE SAME - Provided are a pump unit and a centrifugal microfluidic system including the pump unit. The pump unit includes a gas generating agent. The gas generating agent includes a plurality of heating particles generating heat by absorbing energy and one of a sublimation material, azide, and azo compound mixed with the heating particles. When energy is supplied to the gas generating agent, the gas generating agent generates gas due to heat emitted from the heating particles to increase an air pressure around the gas generation agent so that the fluid is moved by the increased air pressure. | 09-18-2008 |
20080305011 | MICROFLUIDIC CHIP AND METHOD OF FABRICATING THE SAME - Provided are a microfluidic chip and a method of fabricating the same. The microfluidic chip includes: a lower substrate; an upper substrate formed of a silicone resin, wherein the lower substrate and the upper substrate, bonded together, provide a channel through which a fluid can flow and a chamber to receive the fluid; and an organic thin film formed on the upper surface of the lower substrate except for portions on which the lower substrate and the upper substrate are attached to each other. | 12-11-2008 |
20090317918 | METHOD OF HEATING LIQUID MEDIUM USING MICROWAVES AND ANIONS - Provided is a method comprising adding anions having a high charge density to a liquid medium; the liquid medium comprising molecules that hydrogen bond with one another; the anions interacting with the molecules of the liquid medium with a force that is stronger than the forces that produce hydrogen bonding between the molecules of the medium; and heating the liquid medium by irradiating it with microwaves. | 12-24-2009 |
20100063267 | BI-FUNCTIONAL COMPOUND POSITIVELY CHARGED AT FIRST PH AND NEGATIVELY CHARGED AT SECOND PH, SOLID SUPPORT COMPRISING THE BI-FUNCTIONAL COMPOUND, AND METHOD OF ISOLATING NUCLEIC ACID USING THE SAME - Provided are a bi-functional compound that is positively charged at a first pH and negatively charged at a second pH, a solid support having the bi-functional compound immobilized thereon, and a method of isolating a nucleic acid, including: binding the bi-functional compound with a nucleic acid at a first pH and isolating the nucleic acid from the bi-functional compound at a second pH. | 03-11-2010 |
20100111770 | Microfluidic Chip and Method of Fabricating The Same - Provided are a microfluidic structure including a polysiloxane layer and a method of fabricating the microfluidic structure. The polysiloxane layer is coupled to substrates via a SiO | 05-06-2010 |
20100125134 | METHOD OF SEPARATING GENOMIC DNA AND PLASMID DNA FROM EACH OTHER AND KIT THEREFOR - Provided are a method of separating genome DNA and plasmid DNA from each other from a sample using a binding buffer containing a high concentration kosmotropic salt and chaotropic salt, and a kit therefor. | 05-20-2010 |
20100186839 | MICROFLUIDIC VALVE UNIT FOR CONTROLLING FLOW OF FLUID AND METHOD OF FABRICATING THE SAME - A microfluidic valve unit for controlling the flow of fluid flowing along a channel, and a method of fabricating the same are provided. The valve unit includes a channel formed in a platform; a valve filler which includes a phase transition material that is disposed in the channel in a solid state at room temperature to close the channel and is melted when energy is applied thereto; and at least one capillary channel which extends from a sidewall of the channel and into which the valve filler flows when the valve filler is melted, wherein the at least one capillary channel has a cross-sectional area which is less than a cross-sectional area of the channel. | 07-29-2010 |
20110077388 | METHOD AND APPARATUS FOR ISOLATING NUCLEIC ACIDS - A method and apparatus for efficiently isolating nucleic acids from a nucleic acid-containing sample. | 03-31-2011 |
20110081280 | MICROFLUIDIC CHIP AND METHOD OF FABRICATING THE SAME - Provided are a microfluidic chip and a method of fabricating the same. The microfluidic chip includes: a lower substrate; an upper substrate formed of a silicone resin, wherein the lower substrate and the upper substrate, bonded together, provide a channel through which a fluid can flow and a chamber to receive the fluid; and an organic thin film formed on the upper surface of the lower substrate except for portions on which the lower substrate and the upper substrate are attached to each other. | 04-07-2011 |
20120064576 | METHOD AND COMPOSITION FOR ENHANCING EFFICIENCY AND SENSITIVITY IN POLYMERASE CHAIN REACTION - Methods and compositions for enhancing reaction efficiency and sensitivity in polymerase chain reaction (PCR) are disclosed. | 03-15-2012 |
20120088286 | METHOD OF SEPARATING MICROORGANISM USING NONPLANAR SOLID SUBSTRATE AND DEVICE FOR SEPARATING MICROORGANISM USING THE SAME - Provided is a method of separating microorganisms from a sample including contacting the sample containing microorganisms with an inorganic on exchange material such that the sample reacts with the inorganic on exchange material, and contacting the reacted sample with a means for capturing microorganisms. | 04-12-2012 |
20120107823 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber | 05-03-2012 |
20120107912 | CELL LYSIS DEVICE AND METHODS OF LYSING CELLS OR VIRUSES - A method of lysing at least one of a cell and a virus, the method including: contacting a sample, which includes at least one of a cell and a virus, with a plurality of beads which are disposed in a first chamber to obtain a combination of the sample and the beads; and agitating the combination of the sample and the beads to lyse the at least one of the cell and the virus, wherein in the first chamber a liquid volume fraction is 0.6 or less, and wherein the liquid volume fraction is a value obtained by dividing a liquid volume of the first chamber by a pure void volume equivalent to a sum of the liquid volume of the first chamber and a void volume of the first chamber. | 05-03-2012 |
20120141999 | GENE ANALYSIS APPARATUS AND GENE ANALYSIS METHOD USING THE SAME - A gene analysis apparatus includes a sample preparation chip in which a polymerase chain reaction (“PCR”) sample is prepared, a PCR chip in which a PCR is performed on the PCR sample, and a package layer on which the sample preparation chip and the PCR chip are mounted. The package layer includes a channel through which a material flows from the sample preparation chip to the PCR chip. The sample preparation chip and the PCR chip are on a same side or on opposing sides of the package layer. | 06-07-2012 |
20120309004 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber. | 12-06-2012 |
20150031125 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber | 01-29-2015 |