An electrode pad with a defibrillation circuit and a separate ECG tracing circuit. The electrode pad includes a foam base layer, first and second conductive layers, and a hydrogel layer. The foam base layer has a first side and the first conductive layer is centrally located on the base layer. The first conductive layer has a first circuit configured to provide a defibrillation current. The second conductive layer extends at least partially around the first conductive layer on the first side of the base layer. The second conductive layer has a separate second circuit configured to receive an electrical signal. The hydrogel layer covers the first and second conductive layers on the first side of the base layer. The electrode pad additionally includes an electrical connector attached to the first and second conductive layers. The electrical connector is configured for providing a voltage to the first and second conductive layers.

An electrode pad with a defibrillation circuit and a separate ECG tracing circuit. The electrode pad includes a foam base layer, first and second conductive layers, and a hydrogel layer. The foam base layer has a first side and the first conductive layer is centrally located on the base layer. The first conductive layer has a first circuit configured to provide a defibrillation current. The second conductive layer extends at least partially around the first conductive layer on the first side of the base layer. The second conductive layer has a separate second circuit configured to receive an electrical signal. The hydrogel layer covers the first and second conductive layers on the first side of the base layer. The electrode pad additionally includes an electrical connector attached to the first and second conductive layers. The electrical connector is configured for providing a voltage to the first and second conductive layers.

Provided is a microelectrode having a layered structure, including a layer containing a polymer compound having an aromatic ring (polymer compound layer) and a layer containing a conductive material (conductive layer), wherein a thickness of the polymer compound layer is 10 to 900 nm, a thickness of the conductive layer is 0.3 to 10 nm, and the microelectrode has a three-dimensional curved shape.

A wearable device for monitoring medical properties of a patient, the device having a rigid frame, multiple members coupled to the rigid frame, and a housing having an electrical circuit, where the housing is secured to the rigid frame, where the rigid frame surrounds a void, and where the void is configured to accommodate a bottom surface of the housing.

A bioelectrode includes an inorganic base material and a conductive layer covering the inorganic base material, in which the conductive layer has a polymer having moieties derived from a first compound having an epoxy group and an alkoxysilyl group, and at least one of an alkali metal ion and a Group 2 element ion supported in the polymer, and in the polymer, the moiety derived from the epoxy group is ring-opening polymerized, and the moiety derived from the alkoxysilyl group forms a siloxane bond.

One aspect relates to a method for manufacturing a medical electrode, including providing an electrically insulating substrate material, on which a conductor track is arranged; applying a continuous metal layer, which at least partially covers the substrate material, and the conductor track, so that an electrically conducting connection is formed between the metal layer and the conductor track; and partially removing the metal layer to form an electrode segment, which has an electrically conducting connection to the conductor track.

One aspect relates to a method for manufacturing a medical electrode, including providing an electrically insulating substrate material, on which a conductor track is arranged; applying a continuous metal layer, which at least partially covers the substrate material, and the conductor track, so that an electrically conducting connection is formed between the metal layer and the conductor track; and partially removing the metal layer to form an electrode segment, which has an electrically conducting connection to the conductor track.

This invention discloses an apparatus for conducting electroencephalography while allowing for secure and easy application to a human subject's forehead. The apparatus may be changed in size to fit each human subject without affecting the electronic components within the apparatus. Operation of the apparatus may be by a computer programming product in the nature of a software on a computer or an application on a mobile computer device. Signals collected from the apparatus may be used in a variety of applications, including brain computer interface, transport safety, neurofeedback, esports, virtual and augmented reality, as well as tracking sleep patterns.

This invention discloses an apparatus for conducting electroencephalography while allowing for secure and easy application to a human subject's forehead. The apparatus may be changed in size to fit each human subject without affecting the electronic components within the apparatus. Operation of the apparatus may be by a computer programming product in the nature of a software on a computer or an application on a mobile computer device. Signals collected from the apparatus may be used in a variety of applications, including brain computer interface, transport safety, neurofeedback, esports, virtual and augmented reality, as well as tracking sleep patterns.

Disclosed herein is a biosensor capable of receiving bioelectric stimulation or bio-signals. The biosensor has a pillar-type electrode structure that is coated with a non-conductive material. The biosensor includes an electrode substrate, and an electrode structure having a plurality of pillar electrodes protruding on the substrate. The pillar-type electrode structure is coated with the non-conductive material in at least one of: a first coating structure in which at least one or more of the plurality of pillar electrodes are coated with the non-conductive material and at least a portion of a side surface of each of the coated pillar electrodes is coated with the non-conductive material; and a second coating structure in which at least one of a top surface of the substrate and bottom surfaces of the at least one or more of the pillar electrodes are coated with the non-conductive material.