Patent classifications
B01L2300/1883
NUCLEIC ACID ANALYSIS APPARATUS
A nucleic acid analysis apparatus includes a casing, a main frame, a fluid delivery unit, a thermal unit, a driving unit, and at least one optical unit. The casing has an upper casing and a lower casing. The main frame is disposed in the lower casing and has a chamber for mounting a cartridge therein. The fluid delivery unit is adapted to transport reagents within the cartridge for sample purification and/or nucleic acid extraction. The thermal unit is adapted to provide a predefined temperature for nucleic acid amplification. The driving unit is disposed in the lower casing and connected with the main frame, and includes a motion control unit capable of pressing the cartridge during sample purification and/or nucleic acid extraction and rotating the cartridge with a predefined program during nucleic acid amplification and/or detection. The optical unit includes plural optical components for detection.
SYSTEM AND METHOD OF USING MULTI-CHAMBERED RECEPTACLES
A receptacle comprises opposed members, a plurality of chambers having perimeter walls defined by seals formed between the opposed members and portals interconnecting the chambers, and a rigid frame supporting the opposed members at their peripheral edges. The frame comprises a front frame portion and a rear frame portion, and the peripheral edges of the opposed members are retained between the front and rear frame portions. An inlet port extends between the front and rear frame portions and is in fluid communication with one of the chambers.
SYSTEM AND METHOD OF USING MULTI-CHAMBERED RECEPTACLES
A method of processing a sample in a receptacle comprising a plurality of chambers. Each of the chambers is connected to at least one other chamber by a portal and at least a first one of the chambers is formed of a flexible material. The method includes the steps of causing gas bubbles contained in the first chamber to accumulate in a portion of the first chamber, applying a compressive external force to the first chamber to cause some or all of the liquid contents of the first chamber to flow into an interconnected second chamber through a portal connecting the first and second chambers; and preventing the gas bubbles accumulated in a portion of the first chamber from flowing through the portal into the second chamber
METHODS AND SYSTEMS FOR DRUG DISCOVERY AND SUSCEPTIBILITY ASSAY IN USING A FERROFLUID
A system for determining drug effectiveness on a plurality of cells is described. The system includes flowing a ferrofluid mixed with a plurality of biological cells through an inlet portion of a cartridge, the cartridge comprising a plurality of microfluidic channels, the inlet is in communication with a portion of each of the plurality of channels, applying a magnetic field proximate at least one of the inlet portion and the plurality of micro-channels, wherein the magnetic field is configured to apply an indirect force on the mix, separating biologic cells according to at least a first type as the mix flows in a first direction; and directing at least the first type of cells toward a first sensor functionalized with receptors via at least one of the micro-channels, the sensor arranged proximate to a second portion of at least one of the micro-channels downstream from the first inlet portion.
Recovery assembly for cryopreservation applications
The present invention relates to a recovery assembly for a cooling agent in a cryopreservation device, the recovery assembly comprises a cone-shaped funnel assembly comprising a support for mounting the funnel assembly to an access opening of a container to be at least partially filled with a cooling agent.
Handling liquid samples
Devices, systems and methods for making and handling liquid samples are disclosed.
Systems, devices, and methods for bodily fluid sample collection, transport, and handling
Bodily fluid sample collection systems, devices, and method are provided. The device may comprise a first portion comprising at least a sample collection channel configured to draw the fluid sample into the sample collection channel via a first type of motive force. The sample collection device may include a second portion comprising a sample vessel for receiving the bodily fluid sample collected in the sample collection channel, the sample vessel operably engagable to be in fluid communication with the collection channel, whereupon when fluid communication is established, the vessel and/or another source provides a second motive force different from the first motive force to move a majority of the bodily fluid sample from the channel into the vessel.
CONTAINER FOR BIOLOGICAL PRESERVATION AT LOW TEMPERATURE
A container is provided in the present disclosure. The container includes at least one outer wall that is made of a low temperature tolerant material where the at least one outer wall is arranged to substantially form the container with an opening end; a tube that is situated inside the at least one outer wall, where the tube and the at least one outer wall are substantially thermally insulated, and the tube is open at one end that is on a same side of the opening end of the container; and a container cover being shaped substantially to match the at least one outer wall, where the container over is capable of covering the opening end of the container.
Thermocycling system, composition, and microfabrication method
A system and method of manufacture for the system, comprising a set of heater-sensor dies, each heater-sensor die comprising an assembly including a first insulating layer, a heating region comprising an adhesion material layer coupled to the first insulating layer and a noble material layer, and a second insulating layer coupled to the heating region and to the first insulating layer through a pattern of voids in the heating region, wherein the pattern of voids in heating region defines a coarse pattern associated with a heating element of the heating region and a fine pattern, integrated into the coarse pattern and associated with a sensing element of the heating region; an electronics substrate configured to couple heating elements and sensing elements of the set of heater-sensor dies to a controller; and a set of elastic elements configured to bias each of the set of heater-sensor dies against a detection chamber.
Thermal Isolation of Reaction Sites on a Substrate
A thermal block assembly is provided. The assembly can comprise a substrate comprising a first surface configured with a plurality of reaction sites each reaction site configured to contain a biological sample and a sample block comprising a plurality of pedestals configured to thermally modulate the plurality of biological samples wherein each pedestal is thermally coupled to one of the reaction sites. The assembly can further comprise cooling blocks, slots and insulating rings associated with reaction sites each capable of minimizing heat flow between reaction sites. A method for thermally isolating reaction sites is also provided. The method can comprise providing a substrate including a plurality of reaction sites, each reaction site configured to contain a biological sample, providing a sample block comprising pedestals, each pedestal having a dimension substantially equal to a dimension of the reaction site and thermally coupled to the reaction site, thermally isolating the reaction sites with a thermal isolating feature, modulating the temperature of the pedestals through a sequence of temperature and hold times and cooling the reaction sites with cooling blocks.