Estimation of adipose tissue with a modified near infrared spectral sensor

    公开(公告)号:US10799177B2

    公开(公告)日:2020-10-13

    申请号:US15077385

    申请日:2016-03-22

    Abstract: A system for non-invasively measuring a physiologic status patient tissue according to an embodiment includes a housing; an optical spectroscope with a wavelength-sensitive sensor capable of detecting light intensity, at two or more distinct wavelengths, of light scattered and/or reflected by muscle tissue of the patient in order to measure a physiologic status of the muscle tissue, a bioimpedance sensor at least partially disposed within the housing, the bioimpedance sensor configured to generate a signal corresponding to an estimation of a thickness of an adipose tissue layer between the optical spectroscope and the muscle tissue, and a processor configured to (1) receive the estimations of the thickness, (2) compare the estimations of the thickness, and (3) based on the comparison, generate a visual indication configured to assist in placement of the housing toward or at a location corresponding to the smaller or smallest thickness of the adipose tissue layer.

    LOW-POWER SIGNALING FOR MEDICAL DEVICES AND MEDICAL DEVICE PERSONNEL

    公开(公告)号:US20190325380A1

    公开(公告)日:2019-10-24

    申请号:US16502952

    申请日:2019-07-03

    Abstract: Aspects of the present disclosure are directed toward apparatuses, systems, and methods that include at least one medical device having a device transceiver configured to wirelessly broadcast a device signal including at least unique identifier data and an information system is configured to maintain an active list of medical device inventory associated with a particular emergency response vehicle, and the processor is configured to automatically determine presence of the at least one medical device.

    CHANGING CARDIAC SHOCK DELIVERY PARAMETERS BASED ON A TRANSFORM VALUE

    公开(公告)号:US20190282823A1

    公开(公告)日:2019-09-19

    申请号:US15924969

    申请日:2018-03-19

    Abstract: A medical device that includes a power source, a therapy delivery interface, therapy electrodes, electrocardiogram (ECG) sensing electrodes to sense ECG signal of a heart of a patient, a sensor interface to receive and digitize the ECG signal, and a processor. The processor is configured to analyze the ECG signal to determine a cardiac rhythm and a transform value representing a magnitude of a frequency component of the cardiac rhythm, analyze the cardiac rhythm and the transform value to detect a shockable cardiac arrhythmia by classifying the cardiac rhythm as a noise rhythm or a shockable cardiac arrhythmia rhythm based on the transform value, and causing the processor to detect the cardiac arrhythmia if classifying the cardiac rhythm as a shockable cardiac arrhythmia rhythm, initiate a treatment alarm sequence, adjust the shock delivery parameter for a defibrillation shock, and provide the defibrillation shock via the therapy electrodes.

    PATIENT-WORN ENERGY DELIVERY APPARATUS
    169.
    发明申请

    公开(公告)号:US20190282822A1

    公开(公告)日:2019-09-19

    申请号:US15924626

    申请日:2018-03-19

    Abstract: A patient-worn arrhythmia monitoring and treatment device includes a pair of therapy electrodes and at least one pair of sensing electrodes disposed proximate to the skin and configured to continually sense at least one ECG signal of the patient over an extended period of time. The device includes a therapy delivery circuit coupled to the pair of therapy electrodes and configured to deliver one or more therapeutic pulses. A controller coupled to therapy delivery circuit is configured to analyze the at least one ECG signal and detect one or more treatable arrhythmias and cause the therapy delivery circuit to deliver the one or more therapeutic pulses to the patient. At least one of the one or more therapeutic pulses is formed as a biphasic waveform delivering within 15 percent of 360 J of energy to a patient body having a transthoracic impedance from about 20 to about 200 ohms.

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