Abstract: The invention relates to a method implemented in a control system of a machine for processing input values in an overall system with a working level and an evaluation level comprising inputting first input values to the working level and determining first output values; forming first situation data; inputting the first situation data to the evaluation level and determining first evaluations indicating whether the first situation data satisfy predetermined first conditions; influencing the determination of the first output values based on the first evaluations; inputting second input values to the working level and determining second output values, wherein the determination of the second output values is influenced by the first output values; forming second situation data; inputting the second situation data to the evaluation level and determining second evaluations indicating whether the second situation data satisfy predetermined second conditions, the determining of the second evaluations being influence

Abstract: Provided are methods in a system of at least a second and a third artificial intelligence unit, comprising: inputting first input values to at least one second artificial intelligence unit, and obtaining output values based on the input values from the at least one second artificial intelligence unit; at least temporarily storing situation data, the situation data comprising first input values and/or second output values of the at least one second unit; using the situation data as input values of the third artificial intelligence unit, the third artificial intelligence unit generating third output values in response to the input values; and checking whether the second output values of the at least one second unit satisfy one or more predetermined conditions based on the third output values. Also provided is a system for carrying out such a method.

Abstract: Provided is a method in a system of at least two artificial intelligence units, comprising inputting input values to at least a first artificial intelligence unit and a second artificial intelligence unit; obtaining first output values of the first artificial intelligence unit; forming one or more modulation functions based on the output values of the first artificial intelligence unit; applying the formed one or more modulation functions to one or more parameters of the second artificial intelligence unit, the one or more parameters influencing the processing of input values and the obtaining of output values in the second artificial intelligence unit; and finally obtaining second output values of the second artificial intelligence unit.

Abstract: The invention relates to methods for producing three-dimensional multicellular tissue and organ culture systems using multicellular mammalian cell aggregates, these systems themselves and their use for various medical purposes, in particular implantations.

Abstract: The invention relates to a cooling apparatus, especially for cryogenically preserving biological samples, comprising a duct (5) for delivering a coolant (3) to a cooling chamber (1), a heater (6) that has an adjustable first heating performance (P2) for heating the coolant (3) delivered to the cooling chamber (1), a first temperature sensor (8-10) for measuring the temperature (T2-T4) in the cooling chamber (1), a second temperature sensor (7) for measuring the temperature (T1) of the coolant (3) delivered to the cooling chamber (1), and a regulator (11) for regulating the temperature. Said regulator (11) is embodied as a multiple regulator which detects several temperatures (T1-T4) as control variables and/or adjusts several heating performances (P1, P2) as manipulated variables. The invention further relates to a corresponding operating method.

Abstract: Disclosed is a method for forming epithelial cells. Said method comprises the steps of aggregating stem cells from differentiated exocrine gland tissue to obtain an organoid body and differentiating at least one portion of the organoid body or a tissue body grown therefrom to obtain epithelial cells. Also disclosed is a cultivation device, particularly for forming differential epithelial cells.

Abstract: The invention relates to a method for treating a biological cell (1) including a cytoskeleton (3) enveloped by a cell membrane (2). The method includes the following steps: the biological cell (1) and a tool (10) are mutually oriented such that the tool (10) comes into contact with the biological cell (1); the tool (10) and the biological cell (1) are displaced in relation to each other; and a gap is formed in the molecular composite of the cell membrane (2) of the biological cell (1). During the displacement of the tool (10), the cytoskeleton (3) of the biological cell (1) has a state of equilibrium. The invention also relates to a cell manipulator for carrying out the inventive method.

Abstract: The invention relates to a cell carrier (10) for receiving a biological sample. The carrier comprises a magnetic element (20) and a floor element (30) that forms a stable support (31) that can be displaced on a solid base surface in at least one direction. The invention also relates to a manipulation device for biological samples and to a method for manipulating biological samples.

Abstract: A cryostorage device (100) is described that includes at least one data storage device (200) and at least one sample receptacle device (300) with at least one sample chamber (301, 302, etc.) for the uptake of a suspension sample, the at least one sample chamber (301, 302, etc.) being connected to the data storage device (200) and having a elongated, hollow shape that extends from an inlet end (320) over a predetermined length to an outlet end (330) and being attached to the at least one data storage device (200) in a flexible and movably hanging manner.

Abstract: The invention relates to a cryoapparatus for freezing and/or thawing a sample (1), especially in the cryopreservation of a biological sample (1), with a coolable cooling space (3) and with a sample container (10) arranged in the cooling space (3) for temporarily receiving the sample (1) when freezing or thawing the sample (1). It is suggested that the sample container (10) can be tempered separately from the cooling space. Furthermore, the invention includes an associated operating method.

Abstract: The invention relates to a device and method for handling a probe, in particular, for treating, examining, inserting or extracting a cryoprobe. According to the invention, said probe is surrounded by an ambient gas, during handling, and an air-conditioning device (33) cools, dries and/or at least partially replaces the ambient gas by a protective gas, in order to prevent deterioration of the probe by the ambient gas during handling.

Abstract: The present invention relates to a method and device for non-intrusively manipulating suspended particles and/or cells and/or viruses, which are supplied to a micro-chamber or to a micro-channel (46) of a substrate, said micro-chamber or micro-channel (46) having at least a bottom wall as well as lateral walls. At least one acoustic wave (41) is applied via at least one acoustic transducer (42, 44) from outside of said substrate to an inner volume of said micro-chamber or micro-channel (46), a frequency of said acoustic wave (41) being selected to generate a standing and/or stationary acoustic wave in said volume. In the present method and device the acoustic wave (41) is applied laterally to said volume. The present device and method allow an efficient coupling of energy into the channels as well as an improved control of standing and/or stationary acoustic wave fields along the channels.

Abstract: The invention relates to a method for treating a biological cell (1) including a cytoskeleton (3) enveloped by a cell membrane (2). The method includes the following steps: the biological cell (1) and a tool (10) are mutually oriented such that the tool (10) comes into contact with the biological cell (1); the tool (10) and the biological cell (1) are displaced in relation to each other; and a gap is formed in the molecular composite of the cell membrane (2) of the biological cell (1). During the displacement of the tool (10), the cytoskeleton (3) of the biological cell (1) has a state of equilibrium. The invention also relates to a cell manipulator for carrying out the inventive method.

Abstract: The invention relates to a sample receiving device (100), particularly for the cryoconservation of at least one sample, including a bundle (10) consisting of a plurality of hose-shaped flexible sample chambers (11, 12, . . . ) and a holding device (20) with which the bundle (10) of the sample chambers is joined. The holding device (20) has a plurality of holding frames (21, 22, . . . ) which are arranged in a longitudinal direction of the bundle (10).

Abstract: A method of discharging a fluid flow with suspended microparticles from a fluidic microsystem (10) is described, whereby the fluid flow converges with at least one output flow to form a discharge flow at the end of a discharge channel (14) of the microsystem, and the discharge flow is delivered through a conduction element (19). A microsystem with a flow output device for implementation of this method is also described.

Abstract: Disclosed is a method for forming epithelial cells. Said method comprises the steps of aggregating stem cells from differentiated exocrine gland tissue to obtain an organoid body and differentiating at least one portion of the organoid body or a tissue body grown therefrom to obtain epithelial cells. Also disclosed is a cultivation device, particularly for forming differential epithelial cells.

Abstract: The invention relates to methods for producing three-dimensional multicellular tissue and organ culture systems using multicellular mammalian cell aggregates, these systems themselves and their use for various medical purposes, in particular implantations.

Abstract: Methods are described for the cultivation of stem cells (2, 3, 5), comprising the steps: Introduction of cell material comprising at least one stem cell (2, 3, 5) of a donor organism into a host egg (4) with a nutrient reservoir, and cultivation of the cell material in the host egg (4), a cell culture, and a cell culture device for carrying out the method.

Abstract: The invention relates to methods for testing substances using multicellular in vitro test systems, in particular systems that resemble organs, and to devices and kits for carrying out said methods.

Abstract: The invention relates to a cell carrier (10) for receiving a biological sample. Said carrier comprises a magnetic element (20) and a floor element (30) that forms a stable support (31) that can be displaced on a solid base surface in at least one direction. The invention also relates to a manipulation device for biological samples and to a method for manipulating biological samples.