Abstract: A peristaltic pump and an analyzer for testing a biological sample, wherein the pump includes a pump head that is constructed as a screwless assembly, wherein the pump includes a bayonet and/or a beam coupling, and/or wherein rollers of the pump are configured to be pivoted about corresponding pivot axes that intersect with the roller axes.

Abstract: A peristaltic pump and an analyzer for testing a biological sample, wherein the pump includes a pump head that is constructed as a screwless assembly, wherein the pump includes a bayonet and/or a beam coupling, and/or wherein rollers of the pump are configured to be pivoted about corresponding pivot axes that intersect with the roller axes.

Abstract: A cartridge, an analysis system and a method for analyzing, in particular, a biological sample, wherein a first group having one or more valves and a second group having one or more valves can be or are actuated from different sides of the cartridge.

Abstract: A fluid sensor for detecting a content change, in particular a liquid front, in a sensor portion of a fluid system, wherein the fluid sensor includes at least one sensor electrode, the sensor electrode having an electrode potential and a capacitive behavior, the sensor electrode thus being capable to store electrical energy in an electrical field formed by the sensor electrode when being charged, causing the electrode potential to change accordingly, a capacitance value of the sensor electrode varies when the content changes, the fluid sensor includes evaluation electronics, the evaluation electronics including a unidirectional electrical device (UED), and an AC source, the AC source is coupled via the UED to the sensor electrode to charge the sensor electrode, and the evaluation electronics include a discharge path coupled to the sensor electrode for discharging the sensor electrode.

Abstract: An analysis device and analysis system for testing a biological sample using a receivable cartridge having at least one actuator for actuating a valve of the cartridge. A pressurized gas supply is provided for supplying a pressurized working medium, and a connection element pneumatically connects the pressurized gas supply to the cartridge for supplying the cartridge with the pressurized working medium, so that the at least one actuator is pneumatically operated by the pressurized gas supply.

Abstract: An analysis device and method for testing a biological sample using a receivable cartridge having at least one actuator for actuating a valve of the cartridge. The actuator has a pneumatically loaded membrane and an actuation element that is coupled to the membrane, the return movement into an unactuated position being performed preferably as a result of restoring forces of the membrane.

Abstract: An analysis system for testing, in particular, a biological sample, the sample and/or analytes of the sample being temperature-controlled in advance or denatured immediately before the test, and/or being heated, the heat being transferred through a chip of a sensor apparatus.

Abstract: An analysis system and a method for testing, in particular, a biological sample, the sample and/or analytes of the sample being temperature-controlled in advance or denatured immediately before the test, and/or being heated, the heat being transferred through a chip of a sensor apparatus.

Abstract: An analysis system and a method for testing a biological sample according to which, before the start of testing, the amount of energy remaining in an energy storage of the analysis device is compared with an energy requirement for the test, and the test is only started if the amount of energy meets the energy requirement, and/or a temperature-control apparatus designed for temperature-controlling the cartridge is controlled depending on an interior space temperature of the analysis device.

Abstract: A cartridge, an analysis system and a method for analyzing, in particular, a biological sample, wherein a first group having one or more valves and a second group having one or more valves can be or are actuated from different sides of the cartridge.

Abstract: An analysis device and a method for testing a biological sample uses a cartridge that is received in the analysis device and valves of the cartridge being opened automatically.

Abstract: An analysis system and a method for testing a biological sample according to which, before the start of testing, the amount of energy remaining in an energy storage of the analysis device is compared with an energy requirement for the test, and the test is only started if the amount of energy meets the energy requirement, and/or a temperature-control apparatus designed for temperature-controlling the cartridge is controlled depending on an interior space temperature of the analysis device.

Abstract: A cartridge, an analysis system and a method for analyzing, in particular, a biological sample, wherein a first group having one or more valves and a second group having one or more valves can be or are actuated from different sides of the cartridge.

Abstract: A fluid sensor for detecting a content change, in particular a liquid front, in a sensor portion of a fluid system, wherein the fluid sensor includes at least one sensor electrode, the sensor electrode having an electrode potential and a capacitive behavior, the sensor electrode thus being capable to store electrical energy in an electrical field formed by the sensor electrode when being charged, causing the electrode potential to change accordingly, a capacitance value of the sensor electrode varies when the content changes, the fluid sensor includes evaluation electronics, the evaluation electronics including a unidirectional electrical device (UED), and an AC source, the AC source is coupled via the UED to the sensor electrode to charge the sensor electrode, and the evaluation electronics include a discharge path coupled to the sensor electrode for discharging the sensor electrode.

Abstract: An analyzer for testing a biological sample is proposed, wherein the analyzer comprises a pressurized gas supply having an intermediate gas storage that is fluidically arranged between an intermediate valve and an actuation valve. A method for testing a biological sample is proposed, wherein the power supply of an intermediate valve is cut off when the valve starts to change its position and/or wherein the pressure of an intermediate gas storage located downstream of an intermediate valve is controlled. Further, a method for inspecting an analyzer, in particular its pressurized gas supply, is proposed, wherein the pressure drop in a main gas storage is measured and compared to a reference pressure drop in order to inspect the analyzer.

Abstract: A peristaltic pump and an analyzer for testing a biological sample, wherein the pump includes a pump head that is constructed as a screwless assembly, wherein the pump includes a bayonet and/or a beam coupling, and/or wherein rollers of the pump are configured to be pivoted about corresponding pivot axes that intersect with the roller axes.

Abstract: An analyzer for testing a biological sample, wherein the analyzer has a guide apparatus for guiding a clamping unit and/or a connection unit, wherein the guide apparatus is adapted to compensate misalignments. The analyzer has a rack for the clamping unit and/or connection unit, and wherein the rack is supported by a flexible cushion within a housing of the analyzer.

Abstract: An analysis device, a cartridge and a method for analysing a sample are provided, including a rotatable pump head having contact elements that are resiliently biased in the axial direction acting on an elastically deformable pump chamber in order to pump or convey a fluid, such as the sample, a reagent or a gas, when the pump head rotates, in particular in a defined and/or efficient manner.

Abstract: An analysis system and a method for testing a biological sample is provided, wherein the sensitivity of the evaluation electronics of a fluid sensor is specified and/or changed depending on a phase of the test sequence and/or a cartridge identifier of the cartridge, and/or in that the fluid sensor comprises a sensor electrode that is intended for measuring electrical capacitance and is operated in a manner in which it is electrically connected to the evaluation electronics by a single pole and/or by means of a shielded sensor line.

Abstract: A cartridge and an analysis system for testing a sample, and, in particular, a biological sample are provided, wherein the cartridge includes a connection for a working medium and a planar seal in order to seal the connection while the working medium is being fed into a manipulating apparatus. In embodiments, the cartridge and analysis system includes a pump apparatus for conveying the sample, the pump apparatus including a pump chamber that is elastically deformable by means of a pump head.