Abstract: A stress-measuring device (10) and method determines a level (15) of stress of a user (1), in particular long-term stress. The stress-measuring device (10) includes an input interface (12) for receiving a skin conductance signal (11) indicating the skin conductance of the user (1), the skin conductance signal (11) over time forming skin conductance trace data (13). The stress-measuring device (10) further includes a processing unit (14) for processing the skin conductance trace data (13). The processing unit (14) determines, over at least a portion of the skin conductance trace data (13), values of a rise time (tr) between at least two different points of the skin conductance trace data (13), a frequency distribution of the rise time (tr) values, and the level (15) of stress of the user (1) based on the determined frequency distribution.

Abstract: The invention relates to a fever detection apparatus for detecting fever of a living being. A heart rate providing unit (3) provides a heart rate value and a peripheral physiological value providing unit (3) provides a peripheral physiological value, wherein a heart rate characteristics determination unit (4) determines heart rate characteristics from the heart rate value and a peripheral characteristics determination unit (5) determines peripheral characteristics from the peripheral physiological value. A fever detection unit (6) detects fever depending on the heart rate characteristics and the peripheral characteristics. Since the heart rate characteristics and the peripheral characteristics are influenced by fever, the fever detection apparatus can be used to reliably and preferentially unobtrusively detect fever.

Abstract: Breaths of a subject are identified based on the concentration of carbon dioxide at or near the airway of the subject. Troughs corresponding to inhalation are identified and plateaus corresponding to exhalation are identified. A breath is identified responsive to a trough being followed by a plateau.

Abstract: A monitoring system is used to measure various parameters of the sleep, respiration, and/or other bodily functions of a subject. One or more metrics are calculated that quantify deviation from the mean, trends, changes over time, and/or other changes in the parameters. The metrics are used to generate notifications of these changes that can be conveyed to caregivers and/or other users.

Abstract: Methods, devices, and systems are disclosed for producing cognitive and/or sensory profiles. In one aspect, a method to provide a cognitive or sensory assessment of a subject includes selecting a profile category from among a cognitive performance profile, a sensory performance profile, and a cognitive and sensory performance profile, presenting a sequence of stimuli to a subject, the sequence of stimuli based on the selected profile category, acquiring physiological signals of the subject before, during, and after the presenting the sequence of stimuli to produce physiological data, and processing the physiological data to generate an information set including one or more quantitative values associated with the selected profile category.

Abstract: A sensing system for physiology measurements comprises a transmission end including a measuring signal generating module having at least one overshoot and undershoot wave generating circuits and a transmitting antenna module having at least one transmitting antenna; a receiving end having a plurality of receiving antennae with each receiving antenna receiving a reflected signal reflected by a target object; and a plurality of signal analyzing modules to generate a plurality of object active state signals by analyzing the reflected signal from each receiving antenna and transmit the plurality of object active state signals to a digital signal processor. Wherein each overshoot and undershoot wave generating circuit generates a measuring signal with overshoot and undershoot waves according to an inputted Pulse Width Modulation signal, and each transmitting antenna emits the measuring signal to the target object.

Abstract: A system and method includes reception of a hemodynamic signal, reception of a cardiac impedance signal, identification of a first peak and a second peak of the cardiac impedance signal, identification of a first portion of the hemodynamic signal based on the first peak and a second portion of the hemodynamic signal based on the second peak, and calculation of a cardiac characteristic based on the first portion and the second portion of the hemodynamic signal.

Abstract: An apparatus for determining a respiratory condition, the apparatus includes: a signal acquirer which is configured to acquire a signal waveform corresponding to a respiratory flow of a subject; a differential calculator which is configured to acquire a differential waveform which is obtained by performing differentiation of the signal waveform; and a first determiner which is configured to determine that inspiratory flow limitation occurs in the subject, when the differential waveform satisfies a predetermined condition in a portion of the signal waveform, which corresponds to inspiration of the subject.

Abstract: A method for inflating a cuff of a non-invasive blood pressure measurement apparatus includes obtaining a plurality of pressure values of the cuff at a plurality of time points; calculating a first inflation speed parameter on the basis of the plurality of pressure values, a plurality of target pressure values of the cuff at the plurality of time points and a plurality of inflation speed parameters corresponding to each time interval between every two adjacent time points of the plurality of time points; and inflating the cuff at a speed corresponding to the first inflation speed parameter from a last time point of the plurality of time points to a first time point after the plurality of time points. In this way, uniform cuff inflation can be achieved when the target pressure values of the cuff change uniformly, so that the over-voltage phenomenon or the condition of low-speed cuff inflation can be reduced or eliminated.

Abstract: A computer-based method includes receiving, from a computer-based user interface, user-specified information about one or more events influential on the user's blood glucose level, generating, with a computer-based processor, a plurality of estimated trajectories of the user's blood glucose level as influenced by the one or more events, receiving a set of data that represents actual blood glucose measurements for the user, and identifying, with the computer-based processor, which of the estimated trajectories represents a best fit to the set of data that represents the actual blood glucose measurements for the user. At least some of the actual blood glucose measurements occurred later in time than a start time of the one or more events influential on the user's blood glucose level. A computer-based system is provided for implementing the method.

Abstract: A sensor guide wire device (200) for intravascular measurements of a physiological variable in a living body is disclosed. The sensor guide wire (200) may comprise a sensor element (213) and a connector unit (220). The connector unit (220) is attachable to a signal converting device (310). The sensor element (213) provides the signal converting device (310) with a signal indicative of a physiological variable sensed by the sensor element (213). Furthermore, the connector unit (220) comprises a battery (222). A system (300) comprising the sensor guide wire device (200) and the signal converting device (310) is also disclosed.

Abstract: A method for performing dynamic classification of a breathing session is disclosed. The method comprises capturing breathing sounds of a subject using a microphone. Further, it comprises recognizing a plurality of breath cycles and a plurality of breath phases within each of the plurality of breath cycles from the breathing sounds. It also comprises detecting characteristics regarding the plurality of breath cycles and the plurality of breath phases. Finally, it comprises extracting metrics concerning a breath pattern quality of the subject using the detected characteristics.

Abstract: A compression device includes at least one pressurizable bladder to substantially occlude blood flow into skin capillary beds adjacent to the at least one pressurizable bladder, and a plurality of perfusion sensors. In operation a first-angiosome sensor detects the perfusion parameter of a skin capillary bed in a first angiosome of the limb, and a second-angiosome sensor detects the perfusion parameter of a skin capillary bed in a second angiosome of the limb that is different from the first angiosome. A control circuit maps sensor signals from the first-angiosome sensor to the first angiosome or a first artery of the limb, and maps sensor signals from the second-angiosome sensor to the second angiosome or a second artery of the limb different from the first artery of the limb. For each perfusion sensor, the control circuit determines whether the received sensor signals are indicative of peripheral artery disease.

Abstract: The present invention relates to a ring-type cuff for blood pressure manometer, wherein the cuff (C) comprises: a circular rubber ring (1) wearable on a wrist or an ankle; a resilient coil spring (2) built-in inside the tubular rubber ring (1) in the range of length of the rubber ring to obtain a predetermined flexibility, to suppress excessive stretching, to strengthen durability, and to maintain resilience; and a measurement portion (3) comprising a pressure sensor (S) for measuring blood pressure, a transmission circuit (IC) for transmitting measurement data to the outside, a power source (v), a power switch (sw), and a pilot lamp (LED).

Abstract: There is provided a method of determining at least one parameter value relating to nitric oxide, NO, production in the lower respiratory tract of a subject, the method comprising obtaining a plurality of measurements of NO levels in exhaled air and air flow rate during multiple exhalations of a subject performing tidal breathing; analyzing the plurality of measurements to identify exhalations where the NO produced in the lower respiratory tract dominates the NO contribution from other sources; determining at least one parameter value relating to NO in the lower respiratory tract of the subject from the measurements of NO levels and/or air flow rate obtained during the identified exhalations.

Abstract: A method, apparatus, computer program, system and device for measuring oscillatory motion comprising: receiving a plurality of signals related to a plurality of measurements of a direction of a vector parameter (at-1, at); determining a predominant measured direction of the vector parameter (?t) based on the plurality of measurements of the direction of the vector parameter; determining an angle of rotation (?t) between: a measured direction of the vector parameter (at) of one of the plurality of measurements of the direction of the vector parameter, and the predominant measured direction of the vector parameter (?t).

Abstract: Ventilation information may be presented. Output signals may be received that convey information related to one or more breathing parameters of a subject receiving assisted or controlled mechanical ventilation. Based at least in part on the received output signals, volumetric components of a tidal volume of the subject may be determined. The volumetric components may include an alveolar dead space, an effective alveolar tidal volume, and/or other volumetric components. The alveolar dead space is the volume of inspired gas that occupies alveoli but does not take part in oxygen exchange in the lungs of the subject. The effective alveolar tidal volume is the volume of inspired gas that takes part in oxygen exchange in the lungs of the subject. A visual representation that textually or graphically represents the tidal volume, and/or textually or graphically represents the volumetric components separately from each other may be presented via a user interface.

Abstract: The invention relates to a method and apparatus for determining a respiration of a subject (305) in which, with a single multi-axial accelerometer (310) positioned on a body of the subject (305), accelerometer signals are generated (101) indicative of the acceleration of the subject (305) along different spatial axes, a vector magnitude signal of the acceleration of the subject (305) along the different spatial axes is calculated (102) from the accelerometer signals, a non-respiratory motion contribution to the acceleration along the different spatial axes is identified (103, 203) from the vector magnitude signal, which non-respiratory motion contribution is not caused by the respiration, and a respiration signal indicative of the respiration of the subject is determined (104, 204) by filtering the non-respiratory motion contribution from at least one of the accelerometer signals.

Abstract: Various embodiments relate to a method, apparatus, system, and a computer program product for suppressing an oscillatory signal Sosc. In the method a composite signal S comprising said Sosc and a modulating signal Smod are provided and the S is high pass filtered to produce estimates of the Sosc and the Smod, wherein the estimate of the Sosc comprises first oscillations during a first state of the modulating signal and second oscillations during a second state of the modulating signal. A first bin associated with said first state and a second bin associated with said second state are defined and assigned for said first oscillation and the second bin for said second oscillation according to a state defined from the estimate of the Smod. A first average waveform for said first oscillations and a second average waveform for said second oscillations are formed and used to suppress the Sosc signal from the composite signal S.

Abstract: Methods and apparatus for providing data processing and control for use in a medical communication system are provided.