Abstract: A bio-signal apparatus comprises a first connection part, a second connection part and a seal. The first connection part comprises a sheet, which carries a patch electrode structure and comprises electrodes for reception of a bio-signal from a body of a mammal and first electrical connectors, the first electrical connectors being electrically connected with the electrodes. The second connection part comprises counterpart electrical connectors, and the first electrical connectors and the counterpart electrical connectors being repeatedly attachable and releasable with each other for transferring the bio-signal therethrough to data processing. The seal seals an interface of the first connection part and the second connection part against dust and moisture, and the seal surrounds the first electrical connectors and the electrical counterpart electrical connectors in a continuous manner.

Abstract: An electrode apparatus is applicable on a skin with hair of a mammal for measuring an electrical bio-signal. The electrode apparatus comprises cylindrical chambers, each of which comprises a wall, which forms a cavity within the cylindrical chambers, a roof at a first end of each of said cylindrical chambers, a second end of said cylindrical chambers opposite to the first end being open, and at least one electrode. An elongated structure is located within each of the cylindrical chambers, and comprises a first portion parallel to a central axis of a cylindrical chamber within which it is. A first end of the elongated structure, the first end of the elongated structure belonging to the first portion, is attached to the roof. At least one second portion, each comprising a second end opposite to the first end, deviates from a direction of the central axis of a cylindrical chamber within which it is.

Abstract: An electrode structure of a bio-signal measurement comprises electrodes adapted to be adhered on skin with an adhesive and separated from each other. A connector arrangement for an electric contact with an external electric device is on an opposite side of the electrode structure. Electric conductors are electrically connected with the electrodes and the connector arrangement. The electrode structure comprises attachable sections directly adjacent to one of the at least two electrodes, the attachable sections being adapted to be adhered on the skin. The electrode structure comprises a flexible and elastic loose section, which is free from an adherence to the skin, each of the attachable sections being located between an electrode and a loose section.

Abstract: An electronic apparatus of a bio-signal measurement system comprises a first electric connector arrangement that is repeatedly connectable with and releasable from a first electric counter-connector arrangement of the bio-signal data processing apparatus. The electronic apparatus comprises also a second electric connector arrangement that is connectable with a second electric counter-connector arrangement of the bio-signal electrode arrangement in a releasable manner, and a battery that provides electric power for operation of the bio-signal data processing apparatus in response to an electric connection through the first electric connector arrangement between the electronic apparatus and the bio-signal data processing apparatus. The first electric connector arrangement comprises separate electric connectors, each of the connectors with a plurality of pins, the pins of the at least two separate electric connectors being for electric power supply and data transfer.

Abstract: An electric apparatus of a bio-signal measurement system comprising a front part and a back part. The front part comprises a compartment at a back side of the front part, the compartment housing the back part when inserted therein. The back part comprises an electric circuit conductors and an extension plate, which extends to the front part within the electric apparatus. The extension plate comprises first electric contacts of the electric circuit conductors, the first electric contacts residing within the front part when the back part is within the compartment, the first electric contacts acting as counter-electrodes or electrodes of a front flap of a disposable patch electrode structure. The electric apparatus receives the front flap of the disposable patch electrode structure into a volume of the front part for forming a contact between the first electric contacts and the electrodes of the front flap.

Abstract: A holder apparatus of a bio-signal device comprises a holder, which comprises a pocket for a bio-signal processing device, an extension with a hollow, the hollow and the pocket forming a continuous cavity through the holder, a connector, and an elastic seal with a hole. A shape of the elastic seal is matched with a shape of the hollow of the extension at an interface of the pocket, and the hollow and a shape of the hole is matched with a shape of the connector for sealing an interface between the connector and the holder while the connector and the elastic seal are within the hollow and the connector is in contact with the elastic seal. Sealant filler fills the hollow of the extension and is in physical contact with the connector, which is in the hollow against the seal, the elastic seal and the sealant filler allowing the connector to mate electrically with a counter-connector moved within the cavity in a direction from the pocket toward the hollow.

Abstract: A disposable patch electrode structure comprises a front flap and a main structure, which is attached to skin for a bio-signal measurement, the patch electrode structure feeding electrical bio-signals to a bio-signal device separate from the patch electrode structure. The front flap is separated from the main structure by a non-enclosing front flap cut, material of the front flap being thus formed as continuous material of the main structure. Materialistic connection of the continuous material between a rear section of the front flap at a non-enclosing side of the front flap cut and the main structure allows tilt of the front flap with respect to the main structure in response to rise of a frontal section of the front flap with respect to the main structure. The front flap is fully surrounded by the main structure.

Abstract: A biosignal measurement system comprises an adapter for a biosignal measurement device, and an external support structure separate from the adapter. The adapter comprises tool-less connectors, which are repeatedly connectable to and disconnectable from their counter connectors of the external support structure, and a device connector, which has an electrical connection with the tool-less connectors and which has a connection with the biosignal measurement device that the adapter carries. The external support structure comprises an electrode support structure with electrodes and tool-less counter connectors, the electrodes and the tool-less counter connectors having an electrical connection therebetween. The electrodes form an electrical contact with skin for receiving the biosignal. The counter connectors are in electrical contact with the connectors of the adapter for transferring the biosignal to the biosignal measurement device through the adapter.

Abstract: A holder apparatus of a bio-signal device comprises a holder, which comprises a pocket for a bio-signal processing device, an extension with a hollow, the hollow and the pocket forming a continuous cavity through the holder, a connector, and an elastic seal with a hole. A shape of the elastic seal is matched with a shape of the hollow of the extension at an interface of the pocket, and the hollow and a shape of the hole is matched with a shape of the connector for sealing an interface between the connector and the holder while the connector and the elastic seal are within the hollow and the connector is in contact with the elastic seal. Sealant filler fills the hollow of the extension and is in physical contact with the connector, which is in the hollow against the seal, the elastic seal and the sealant filler allowing the connector to mate electrically with a counter-connector moved within the cavity in a direction from the pocket toward the hollow.

Abstract: A physiological measurement system comprises a digital module, which receives an analog bio-signal, a digital unit, which converts the at least one analog bio-signal into a digital signal form, and a first 5-pin-USB-connector, which output the bio-signal in the digital signal form. A bio-signal processing unit, which comprises a counter 5-pin-USB-connector, which is connected with the first 5-pin-USB-connector and receives the bio-signal from the digital module, and alternatively receives analog bio-signal in an analog signal form.

Abstract: A polymer holder for a biosignal processing device, wherein a wall of the polymer holder forms a pocket, and the wall follows an outer contour of the biosignal processing device. The polymer holder has a first aperture for inserting the biosignal processing device into the pocket and removing the biosignal processing device from the pocket. The polymer holder includes an electrically conductive contact structure, which is in a wired electric contact with electrodes that receive the at least one biosignal, at a rear section opposite to the first aperture, and the electrically conductive contact structure is at least partly attached inside the wall. The electrically conductive contact structure is electrically connected with a counterpart of the biosignal processing device in response to an insert of the biosignal processing device in the pocket.

Abstract: A coupling arrangement for a bio-signal measurement, comprises at least two spring connectors of a bio-signal processing device, and a holder comprising a combination of a wall and a substrate, which form a pocket inside the holder, the wall following an outer contour of the bio-signal processing device. The holder has an aperture for inserting the bio-signal processing device into the pocket and removing the bio-signal processing device from the pocket. The holder includes electric conductor lines, which are in a wired electric contact with electrodes of the substrate, the electrodes receiving at least one bio-signal. The electric conductor lines are attached on the substrate inside the pocket, the electric conductor lines and the at least two spring connectors connecting electrically with each other in response to insertion of the bio-signal processing device in the pocket.

Abstract: A bio-signal measurement apparatus comprises tool-less connectors, coupling targets, a controllable coupling selection arrangement, and a control arrangement. The tool-less connectors are for an electric contact with a separate docking apparatus or an electrode arrangement. The coupling targets include a battery and a data communication unit that performs electrically a plug-and-play data transfer with the separate docking apparatus. The tool-less connectors, the number of which is three, are electrically coupled with the controllable coupling selection arrangement, which electrically couples all the tool-less connectors with only one of the coupling targets at a time in response to control from the control arrangement.

Abstract: An electrode apparatus is applicable on a skin with hair of a mammal for measuring an electrical bio-signal. The electrode apparatus comprises cylindrical chambers, each of which comprises a wall, which forms a cavity within the cylindrical chambers, a roof at a first end of each of said cylindrical chambers, a second end of said cylindrical chambers opposite to the first end being open, and at least one electrode. An elongated structure is located within each of the cylindrical chambers, and comprises a first portion parallel to a central axis of a cylindrical chamber within which it is. A first end of the elongated structure, the first end of the elongated structure belonging to the first portion, is attached to the roof. At least one second portion, each comprising a second end opposite to the first end, deviates from a direction of the central axis of a cylindrical chamber within which it is.

Abstract: An electrode structure of a bio-signal measurement comprises electrodes adapted to be adhered on skin with an adhesive and separated from each other. A connector arrangement for an electric contact with an external electric device is on an opposite side of the electrode structure. Electric conductors are electrically connected with the electrodes and the connector arrangement. The electrode structure comprises attachable sections directly adjacent to one of the at least two electrodes, the attachable sections being adapted to be adhered on the skin. The electrode structure comprises a flexible and elastic loose section, which is free from an adherence to the skin, each of the attachable sections being located between an electrode and a loose section.

Abstract: A bio-signal measurement apparatus comprises tool-less connectors, coupling targets, a controllable coupling selection arrangement, and a control arrangement. The tool-less connectors are for an electric contact with a separate docking apparatus or an electrode arrangement. The coupling targets include a battery and a data communication unit that performs electrically a plug-and-play data transfer with the separate docking apparatus. The tool-less connectors, the number of which is three, are electrically coupled with the controllable coupling selection arrangement, which electrically couples all the tool-less connectors with only one of the coupling targets at a time in response to control from the control arrangement.

Abstract: A biosignal measurement system comprises an adapter for a biosignal measurement device, and an external support structure separate from the adapter. The adapter comprises tool-less connectors, which are repeatedly connectable to and disconnectable from their counter connectors of the external support structure, and a device connector, which has an electrical connection with the tool-less connectors and which has a connection with the biosignal measurement device that the adapter carries. The external support structure comprises an electrode support structure with electrodes and tool-less counter connectors, the electrodes and the tool-less counter connectors having an electrical connection therebetween. The electrodes form an electrical contact with skin for receiving the biosignal. The counter connectors are in electrical contact with the connectors of the adapter for transferring the biosignal to the biosignal measurement device through the adapter.

Abstract: A polymer holder for a biosignal processing device, wherein a wall of the polymer holder forms a pocket, and the wall follows an outer contour of the biosignal processing device. The polymer holder has a first aperture for inserting the biosignal processing device into the pocket and removing the biosignal processing device from the pocket. The polymer holder includes an electrically conductive contact structure, which is in a wired electric contact with electrodes that receive the at least one biosignal, at a rear section opposite to the first aperture, and the electrically conductive contact structure is at least partly attached inside the wall. The electrically conductive contact structure is electrically connected with a counterpart of the biosignal processing device in response to an insert of the biosignal processing device in the pocket.