Abstract: An apparatus for acquiring signals from a pregnant subject includes a flexible portion that is conformable to an abdomen of the subject. The flexible portion includes a plurality of signal acquisition points, each signal acquisition point comprising a contact adapted to electrically couple to a respective electrode and signal acquisition circuitry. The flexible portion includes a first linear section that is generally aligned along a first axis; and a second linear section extending from the first linear section, the second linear section being generally aligned along a second axis that is perpendicular to the first axis; wherein a first group of the signal acquisition points is located along the first axis and a second group of the signal acquisition points is located along the second axis.

Abstract: A method, system, apparatus and device for processing an ECG signal to remove or reduce noise from the ECG signal attributable to EMG and/or motion artifacts. The novel algorithm common to all aspects of the device can include wavelet decomposing an ECG signal to produce a set of approximation coefficients and a plurality of sets of detail coefficients, locally fitting subsets of the set of approximation coefficients to second order polynomials, adjusting the set of approximation coefficients by the locally fitted second order polynomials, setting some of the detail coefficients to zero, and reconstructing an ECG signal with reduced noise based on the modified set of approximation coefficients and the modified plurality of sets of detail coefficients.

Abstract: A method, system, apparatus and device for processing an ECG signal to remove or reduce noise from the ECG signal attributable to EMG and/or motion artifacts. The novel algorithm common to all aspects of the device can include wavelet decomposing an ECG signal to produce a set of approximation coefficients and a plurality of sets of detail coefficients, locally fitting subsets of the set of approximation coefficients to second order polynomials, adjusting the set of approximation coefficients by the locally fitted second order polynomials, setting some of the detail coefficients to zero, and reconstructing an ECG signal with reduced noise based on the modified set of approximation coefficients and the modified plurality of sets of detail coefficients.