A noninvasive ergonomic self-use device including a plurality of electrodes and a processor in electrical communication with the electrodes, the processor is configured to switch two or more of the electrodes between at least an ECG mode of operation in which the electrodes receive user body signals and an EPG mode in which the electrodes generate electrical pulses for stimulating the abdominal muscles of the user.

Provided is a biological information acquisition system capable of acquiring an electric parameter and biological information that are more accurate. A biological information acquisition system 200 includes a flexible electrode sheet 100 having multiple electrodes 30 arranged in an array, an electrode selector that acquires an electric parameter from the multiple electrodes 30 in a state in which the electrode sheet 100 is arranged along a biological body 300 such that the multiple electrodes 30 do not contact the biological body 300 to select the electrodes 30 to be used for acquisition of biological information based on the acquired electric parameter, and a biological information acquirer that acquires the biological information from the electrodes 30 selected by the electrode selector in a state in which the electrode sheet 100 is arranged along the biological body 300 such that the multiple electrodes 30 do not contact the biological body 300.

A system and method for a multi-function remote ambulatory cardiac monitoring system. The system includes a housing and a microprocessor disposed within the housing. The microprocessor controls the remote ambulatory cardiac monitoring system. The system also includes an electrode for sensing ECG signals and the electrode being in communication with the microprocessor. An integrated cellular module also is included in the system, and the cellular module is connected to the microprocessor and disposed within the housing. The integrated cellular module transmits ECG signals to a remote center.

This relates to a monitoring system capable of measuring a plurality of vital signs. The monitoring system can include a plurality of sensors including, but not limited to, electrodes, piezoelectric sensors, temperature sensors, and accelerometers. The monitoring system can be capable of operating in one or more operation modes such as, for example: capacitance measurement mode, electrical measurement mode, piezoelectric measurement mode, temperature measurement mode, acceleration measurement mode, impedance measurement mode, and standby mode. Based on the measured values, the monitoring system can analyze the user's sleep, provide feedback and suggestions to the user, and/or can adjust or control the environmental conditions to improve the user's sleep. The monitoring system can further be capable of analyzing the sleep of the user(s) without directly contacting or attaching uncomfortable probes to the user(s) and without having to analyze the sleep in an unknown environment (e.g., a medical facility).

A wearable ECG system includes a plurality of electrodes; a multiplexor, the multiplexor including an input port, two output ports, and a control port, the input port of the multiplexor being connected with the electrodes; an analog detection module being connected with one output port of the multiplexor; a digital detection module being connected with the other output port of the multiplexor; a processor being connected with the control port of the multiplexor and the digital detection module; and a motion detection module connected with the processor and configured to detect acceleration of the wearable EC system and output an electrical signal accordingly. The processor is configured to receive the electrical signal from the motion detection module, and control the multiplexor to selectively transmit output of the electrodes to the analog detection module or the digital detection module based on the electrical signal.

The present technology relates to a biopotential measurement device, an information processing apparatus, and a biopotential measurement method capable of improving input-referred noise performance of an analog front end.

The biopotential measurement device according to an aspect of the present technology sets a setting value of an offset potential to be applied to an input of an amplifier on the basis of a signal level of a digital signal after AD conversion and switch a connected state and a separated state of a switch. The switch is provided between a DA converter that converts a digital signal indicating a setting value into an analog signal and that generates an analog potential and a potential holder that holds the analog potential generated by the DA converter and that applies the held analog potential to the input of the amplifier. The present technology can be applied to wearable devices.

The present technology relates to a biopotential measurement device, an information processing apparatus, and a biopotential measurement method capable of improving input-referred noise performance of an analog front end.

The biopotential measurement device according to an aspect of the present technology sets a setting value of an offset potential to be applied to an input of an amplifier on the basis of a signal level of a digital signal after AD conversion and switch a connected state and a separated state of a switch. The switch is provided between a DA converter that converts a digital signal indicating a setting value into an analog signal and that generates an analog potential and a potential holder that holds the analog potential generated by the DA converter and that applies the held analog potential to the input of the amplifier. The present technology can be applied to wearable devices.

Integrated electronic circuit (10,12) for an implantable probe module, including a number of pixel circuits each having: an electrode for contacting a biological tissue; a biasing stage (M.sub.1,C) with a capacitor and a first transistor, which is coupled to the capacitor and injects in an input node (N.sub.IN) a biasing current (I.sub.bias) that depends upon the charge of the capacitor; a second transistor coupled to the electrode and to the input node (N.sub.IN); an amplifier coupled to a reference voltage (V.sub.ref1) and to the input node (N.sub.IN). The integrated electronic circuit (10,12) furthermore includes a feedback stage electrically controllable so as to be alternatively coupled or decoupled from each pixel circuit. The feedback stage forms, when coupled to a pixel circuit, an autozeroing loop that charges the corresponding capacitor so that the biasing current (I.sub.bias) is such that on the input node (N.sub.IN) a voltage substantially equal to the reference voltage is present.

Integrated electronic circuit (10,12) for an implantable probe module, including a number of pixel circuits each having: an electrode for contacting a biological tissue; a biasing stage (M.sub.1,C) with a capacitor and a first transistor, which is coupled to the capacitor and injects in an input node (N.sub.IN) a biasing current (I.sub.bias) that depends upon the charge of the capacitor; a second transistor coupled to the electrode and to the input node (N.sub.IN); an amplifier coupled to a reference voltage (V.sub.ref1) and to the input node (N.sub.IN). The integrated electronic circuit (10,12) furthermore includes a feedback stage electrically controllable so as to be alternatively coupled or decoupled from each pixel circuit. The feedback stage forms, when coupled to a pixel circuit, an autozeroing loop that charges the corresponding capacitor so that the biasing current (I.sub.bias) is such that on the input node (N.sub.IN) a voltage substantially equal to the reference voltage is present.

A circuitry for recording a biological electrical signal comprises: a signal recording input for receiving the biological electrical signal; a signal recording amplifier for providing an amplified biological electrical signal at an output node; a sampling circuit having an input node connected to the output node and configured to sample the amplified biological electrical signal; a feedback integrator connected to the input node and configured to provide a feedback signal into the signal recording amplifier, and to subtract a DC offset from the amplified biological electrical signal; a switch for selectively disconnecting the output from the input node; and a stimulation artefact detection block for detecting a stimulation artefact; wherein the switch is configured to receive a control signal dependent on detection of a stimulation artefact affecting recording of the biological electrical signal.