The invention relates to a bioprocess container (10) having an optical measuring device (100) for non-invasive spectroscopic measurement comprising: a container housing (12), a port housing (102), which is connected to the container housing (12) and is sealed off with respect to the interior (18) of the container housing (12); at least one radiation-emitting element (124), which is designed to transmit electromagnetic radiation through the at least one fluid contained in the container housing (12); at least one radiation-receiving element (126), which is designed to at least partly receive the radiation which was transmitted by the radiation-emitting element (124); and at least one measuring insert (122), which holds and supports the at least one radiation-emitting element (124) and/or the at least one radiation-receiving element (126).

A modular reaction vessel cartridge for a photometric reagent analyzer includes a hollow cuvette defining a filling chamber defining an upper orifice through which a first reagent is communicated, a dispensing opening below the upper orifice and through which a second reagent is communicated into the filling chamber, a read chamber below the dispensing opening and fluidically communicating with the filling chamber, and a dispensing control chamber above the read chamber having an exit fluidically communicating with the dispensing opening, defining a receiving opening through which the second reagent is communicated into the control chamber, and a plunger slidably and fluid-tightly disposed in the control chamber and defining therebetween a volume shaped to hold the second reagent such that, responsive to the plunger being moved into the filling chamber, fluid in the control chamber is dispensed into at least the filling chamber without fluid in the cuvette being transferred out from the cuvette.

An imaging system for exciting and measuring fluorescence on or in samples comprising fluorescent materials (e.g. fluorescent labels, dyes or pigments). In one embodiment, a device is used to detect fluorescent labels on nucleic acid. In a preferred embodiment, the device is configured such that fluorescent labels in a plurality of different DNA templates are simultaneously detected.

An embodiment of the present disclosure is a sample vessel for a holding a sample for analysis by a sample analyzer. The sample vessel includes a body that includes a bottom, an open top spaced from the bottom along a first axis, a side wall that extends from the open top to the bottom, and an interior chamber for holding a sample and that extends from the open top toward the bottom along the first axis. The body includes an opaque portion, a first translucent portion, and a second translucent portion spaced from the first translucent portion a distance that extends along a second axis that is perpendicular to the first axis. The first and second translucent portions are each disposed along the bottom of the body.

A characteristic information extraction method of a small-molecule volatile substance, including: dividing a surface-enhanced Raman scattering (SERS) spectrum of the small-molecule volatile substance to obtain n wavelength subintervals, where n is a positive integer; sampling the n wavelength subintervals through weighted bootstrap sampling (WBS) to obtain Wwavelength subintervals, where W is a positive integer less than n; and screening the W wavelength subintervals to obtain desired wavelength subintervals. This application also provides a rapid detection method and a portable detection system of a small-molecule volatile substance.

A testing device (101,201,901) for analyte measurements, the testing device (101,201,901) comprising a body (203,903) and a liquid releasing mechanism, the body (203,903) comprising a reaction chamber (207,907) and a capsule receiving aperture (219,913) for receiving a liquid capsule (227,925) containing a liquid, wherein the reaction chamber (207,907) and capsule receiving aperture (219,913) are in fluid communication with each other; the body (203,903) further comprising at least one gas inlet (107,223,915) and at least one gas outlet (109,225,917A,917B), wherein the gas inlet (107,223,915) is arranged to receive a gas under test; wherein the reaction chamber (207,907) is arranged to receive, during a test of the gas under test, a first transparent plate (235,921) and a second transparent plate (237,923) with a test paper (233,919) positioned between the first transparent plate (235,921) and the second transparent plate (237,923); wherein the liquid releasing mechanism is arranged to release the liquid in the liquid capsule (227,925) into the reaction chamber (207,907) during the test; wherein the body (203,903) further comprises: at least one liquid store in communication with the reaction chamber (207,907), wherein the liquid store is arranged to receive excess liquid from the liquid in the liquid capsule (227,925) during the test.

A microfluidic centrifuge is provided that includes a microfluidic disc having a pair of through holes that include a first through hole and a second through hole, where the pair of through holes are disposed symmetric and proximal to a central axis of the microfluidics disc, where the microfluidics disc includes a sealable input port and a sealable output port, where the sealable input port and the sealable output port are connected by a microfluidics channel, and a pair of tethers disposed through the pair of through holes that are disposed to twist about each other for unwinding where the tether unwinding is disposed to interact with the through holes, where the microfluidics disc rotates about the central axis.

A prefabricated multi-test kit, the kit that comprises a plurality of reaction cells, each one of at least two of the reaction in cells holding reagents of a respective, different set of at least two tests selected from a group consisting of a plurality of different tests, the tests being distributed among the reaction cells in a manner that leaves reagents of each different one of the tests of the group in a respective different sub-combination of the reaction cells, and allows any sub-combination of the reaction cells to be indicative of a sub-group comprising all positive tests of the group when each reaction cell of the sub-combination that is indicative of the sub-group, contains an at least one positive test and none of the remaining reaction cells contain a positive test.

A cuvette comprising a pyramidal shaped cavity with four sides surfaces, which are connected to each other by curves, wherein side surfaces and curves merge into a transition area that is located above a ring followed by a cone above the bottom of the pyramidally shaped cavity.

The present invention relates to a multisystem for simultaneously performing a biochemical examination and a blood test or an immunity test, the multisystem including a multi-disc in which a biochemical examination unit, a blood testing unit and an immunity test unit are divided and formed in a fan shape based on a rotation center. There is an effect that it is possible to perform all of a biochemical examination for measuring concentration values of biochemical components of serum to diagnose vital functions, a blood testing for separating blood samples to measure and test the number and deformation of red blood cells or white blood cells, and an immunity test for measuring an antigen-antibody reaction of serum to diagnose and test cancer or viruses in one device at the same time by using the multi-disc according to the present invention.