A microclinical analyzer usable for analysis of one or more bio-objects, each bio-object including an organ or a group of cells includes a fluidic network having a plurality of fluidic switches, a plurality of fluidic paths in fluid communication with the plurality of fluidic switches, and one or more on-chip pumps coupled to corresponding fluidic paths; a sensor array coupled to the fluidic network; and a microcontroller for individually controlling the plurality of fluidic switches and the one or more on-chip pumps of the fluidic network as so to operably and selectively deliver an effluent of at least one bio-object to the sensor array for detecting properties of the effluent, or to a predetermined outlet destination.

The present invention provides an analyte detection system for detecting target analytes in a sample. In particular, the invention provides a detection system in a rotor or disc format that utilizes a centrifugal force to move the sample through the detection system. Methods of using the rotor detection system to detect analytes in samples, particularly biological samples, and kits comprising the rotor detection system are also disclosed.

The disclosure describes methods and devices with which to process and analyze difficult chemical, biological, environmental samples including but not limited to those containing bulk solids or particulates. The disclosure includes a cartridge which contains a separation tube as well as one or more valves and cavities for receiving raw sample materials and for directing and containing various fluids or samples. The cartridge may contain a separation fluid or density medium of defined density, and structures which direct particulates toward defined regions of the cartridge. Embodiments can include a rotational device for rotating the cartridge at defined rotational rates for defined time intervals. Embodiments allowing multiple assays from a single sample are also disclosed. In some embodiments, this device is used for direct processing and chemical analysis of food, soil, blood, stool, motor oil, semen, and other samples of interest.

A device for isolating a microbe or a virion includes a semiconductor substrate; and a trench formed in the semiconductor substrate and extending from a surface of the semiconductor substrate to a region within the semiconductor substrate; wherein the trench has dimensions such that the microbe or the virion is trapped within the trench.

A method for separating cells in a biofluid includes pretreating the biofluid by introducing an additive comprising a cell activator, flowing the pretreated biofluid through a microfluidic separation channel, and applying acoustic energy to the microfluidic separation channel to accumulate target cells in a primary stream and non-target cells in a secondary stream. A system for microfluidic cell separation capable of separating target cells from non-target cells in a biofluid includes at least one microfluidic separation channel, a source of biofluid, a source of additive comprising a cell activator, and at least one acoustic transducer coupled to the microfluidic separation channel.

A capsule (100) comprising a housing (110) in which are disposed nanofluidic biosensors (120), a fluid connecting element (140), a filter (150) and a cover (160) is described. The capsule (100) allows the analysis of a fluid sample (300) that would be deposited in the capsule system (100) by a pipette (400). The fluid sample (300) is filtered when passing through a filter (150), then transferred by a fluid connecting element (140) to the inlets of one or several nanofluidic biosensors (120). The capsule system (100) is disposed on an external support (200), and finally an optical or an electrical measurement unit (500) is used to measure the molecular interactions in the nanofluidic biosensors.

Test strips for determining the activity of a coagulation factor in a blood sample are provided. The strip comprises a support, a sample inlet port for deposition of a blood sample, and a reaction area comprising a blood coagulation reagent. The sample inlet port is connected to the reaction area, and the coagulation reagent comprises blood plasma deficient in the coagulation factor for which activity is to be measured, an ionic citrate source an ionic calcium source, and either one or more coagulation contact phase activator reagents and phospholipids or a mixture of tissue factor and phospholipids. The disclosure further relates to in vitro methods for measuring an activity of a coagulation factor.

Methods for delivering discrete entities including, e.g., cells, media or reagents to substrates are provided. In certain aspects, the methods include manipulating and/or analyzing qualities of the entities or biological components thereof. In some embodiments, the methods may be used to create arrays of microenvironments and/or for two and three-dimensional printing of tissues or structures. Systems and devices for practicing the subject methods are also provided.

A specimen delivery cartridge includes a lower housing, and an upper housing. The upper housing is coupled to the lower housing at a hinge. The specimen delivery cartridge further comprises a testing chamber comprising a paper testing substrate. The paper testing substrate may include a wicking conduit and a plurality of test areas. The specimen delivery cartridge may also include a lens assembly proximate the plurality of test areas and operable to transmit light emissions from the plurality of test areas to an image sensor of a computing device. In some embodiments, the specimen delivery cartridge includes a testing substrate having a plurality of test areas made of an array of electrodes. Each electrode is printed on a first side of the testing substrate and coupled to a conductive via formed in the testing substrate and a conductive trace printed on a second, opposing side of the testing substrate.

A fluid line element for building a fluid line section comprising a plurality of identical fluid line elements, wherein the fluid line element comprises: an element body, a first throughflow opening provided on the element body and a second throughflow opening, different from the first, and a flow channel provided in the element body, which fluidically connects the first and the second throughflow openings for throughflow along a channel path. In a first region of the fluid line element, located closer to the first than to the second throughflow opening, a throughflow body formed separately from the element body is provided, which forms a part of the flow channel, is formed from a material having a lower elasticity modulus than the material of the element body, and on the longitudinal end thereof facing into the interior of the element body, comprises a valve seat formation surrounding the channel path.