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Pulse Oximeter

Pulse Oximeter-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Foot pulse oximeter for screening congenital heart disease before newborn discharge
Los Angeles Biomedical Research Institute At Harbor-ucla Medical Center
December 07, 2017 - N°20170347931

A method including placing a portion of a foot of a newborn in a device, the device including a light emitter and a corresponding receiver coupled on opposite sides of the device, the device further including a processor for processing data from the light emitter and receiver; and determining a presence of congenital heart disease. An apparatus including a body ...
Method and apparatus for determining onset of hypoxia
Southern Aeromedical Institute, Inc.
November 16, 2017 - N°20170325727

A method is presented for determining onset of hypoxia of an occupant in an aircraft. The method includes measuring a physiological parameter of the occupant and comparing a value based on the physiological parameter with a threshold value. The method also includes measuring a pressure within a cabin of the aircraft and comparing the pressure with a pressure threshold value. ...
System for screening of the state of oxygenation of a subject
Koninklijke Philips N.v.
November 09, 2017 - N°20170319114

The present invention relates to a processor and a system (1, 1′) for screening of the state of oxygenation of a subject (100), in particular for screening of newborn babies for congenital heart disease. The system comprises an imaging unit (2) for obtaining a plurality of image frames of the subject (100) over time, and a processor (3) for processing the image frames. The imaging ...
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Fetal pulse oximeters and methods of using the same
Baylor College Of Medicine
October 12, 2017 - N°20170290510

One aspect of the invention provides a fetal pulse oximeter including: a shape-memory member adapted and configured to expand outward and define a loop when advanced out of a cannula; one or more light sources mounted on the shape memory member and facing toward a center of the loop, the one or more light sources adapted and configured to generate ...
Compressive sensing sparse sampling photoplethysmogram (ppg) measurement
Intel Corporation
October 05, 2017 - N°20170281013

A photoplethysmogram (ppg) measurement includes the use of compressive sensing based on samples generated in accordance with a fixed pattern. A pulse oximeter circuit can drive an led according to the fixed pattern to create a compressive sensing sample matrix of sparse measurements. The fixed pattern can be a binary progression. The ppg signal reconstruction can include zero padding the ...
Tracking contact quality to vital signs measurement sensors
Qualcomm Incorporated
September 28, 2017 - N°20170273560

Various embodiments include a variety of sensors, such as a pulse oximeter, configured to track a dynamic component of a sensor and take an action based on a characteristic of the dynamic component. Some embodiments may include determining a gain applied to a signal of the sensor, determining whether the gain is discontinuous, and indicating that a sensor measurement associated ...
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Automated assessment of peripheral vascular condition
D. E. Hokanson, Inc.
August 03, 2017 - N°20170215746

An automated assessment of a patient's peripheral vascular condition includes using a pulse oximeter to generate at least a perfusion index relative to a limb or digit of the patient. Pressure is applied to the limb or digit, and while increasing or decreasing the pressure, a change in the perfusion index is determined. The change is indicative of a cessation ...
Method and apparatus for assessing respiratory distress
S & V Siu Associates, Llc
July 27, 2017 - N°20170209074

A method and apparatus are disclosed for assessing a respiratory function from plethysmography data obtainable, for example, from a pulse oximeter. A pulsatile waveform obtained from pleth data is processed to obtain a second waveform extending over a over multiple respiratory cycles and representing respiration-related variations in a pulse-beat area defined by the pulsatile waveform. The second waveform is analyzed ...
System and method for providing transitional monitoring along sedation continuum
Ethicon Endo Surgery, Inc.
June 29, 2017 - N°20170181694

A transition monitor receives data from a variety of sensors that provide data indicative of the level of sedation of a patient, such as a bispectral index monitor, automated responsiveness monitor, pulse oximeter, or other device. As data is received from a sensor device, the transition monitor will apply a weighting calculation and algorithm to the received value in order ...
Measuring respiration rate with multi-band plethysmography
Apple Inc.
June 15, 2017 - N°20170164884

A photoplethysmogram (ppg) signal may be obtained from a pulse oximeter, which employs a light emitter and a light sensor to measure the perfusion of blood to the skin of a user, and multiple wavelengths of light may be employed. For various wavelengths, relatively long wavelengths may interrogate relatively deep blood vessels in comparison to relatively short wavelengths, which may ...
Reflectance based pulse oximetry systems and methods
The Regents Of The University Of California
June 08, 2017 - N°20170156651

Pulse oximeter devices include a first light emitting element that emits red light, a second light emitting element that emits green light or ir light; and a sensor element that detects red and green (or ir) light and that outputs signals representing detected red and green (or ir) light. The pulse oximeter device further includes a flexible substrate, wherein the ...
System and method for measuring hemoglobin level
The Regents Of The University Of California
June 08, 2017 - N°20170156649

A hemoglobin measuring device comprising a controller, a first oxygen sensor, a second oxygen sensor, a first volume flow meter, and a second volume flow meter. The controller is operable to receive data from each of the first and second oxygen sensors, the first and second volume flow meters, and a pulse oximeter associated with a patient. The controller is ...
Pulse oximeter
Pioneer Corporation
May 04, 2017 - N°20170119293

A pulse oximeter (1, 2) includes a first light emitter (11) configured to generate first light, a second light emitter (12) configured to generate second light with a different wavelength from that of the first light, and a light receiver (13) configured to receive each of first return light of the first light from a living body and second return light of the second light ...
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Method and system for assessing learning experience of a person
Tata Consultancy Services Limited
April 13, 2017 - N°20170103668

A method and system is provided for assessing the learning experience of the person by monitoring the mental state of the person. The method involves measuring the brain signal, skin conductance using gsr device, and heart rate variability using the pulse oximeter. These physiological signals are measured when the person is performing an activity such as the modified stroop test. ...
Bone-conductive arousal induction apparatus
Tata Consultancy Services Limited
March 30, 2017 - N°20170087050

The present invention provides an apparatus and methods to deliver audible acoustic sound to the brain through bone conduction and to terminate snoring and sleep apnea. The apparatus comprises a control module and a device that measures signs of the snoring and the sleep apnea and generates the audible acoustic sound to arouse a subject. The device is reversibly attachable ...
Biological information measurement device and pulse oximeter
Konica Minolta, Inc.
March 30, 2017 - N°20170086722

A biological information measurement device may include a body; a probe unit; and a connection portion which electrically connects the body and the probe unit. The body may include a casing in which a battery and an electrical circuit are incorporated; and a first fitting portion which is attached to the casing and worn on a first fitted portion including ...
Wearable biometric measurement device
Huami Inc.
March 16, 2017 - N°20170071483

A wearable biometric measurement device includes a ring body having interior and exterior surfaces, an electrocardiogram component including first and second electrodes wherein a single lead electrocardiogram is formed upon contact with the first electrode and the second electrode, a pulse oximeter component including a light emitter and a photodetector wherein the photodetector receives one or more signals transmitted by ...
Sensor for ventricular and outflow tract obstruction
Huami Inc.
March 09, 2017 - N°20170065190

Systems and methods for identifying lvot obstruction in a non-invasive manner are provided. The systems and methods include obtaining a plethysmographic signal from a patient, for example from a pulse oximeter. A waveform is generated from the signal. The signal is processed and analyzed to determine whether the patient suffers from lvot obstruction.
Method and device for non-invasive blood pressure measurement
Ecole Polytechnique Federale De Lausanne (epfl)
February 16, 2017 - N°20170042434

A system for measuring blood pressure of a user that comprises an electrocardiogram (ecg) circuit with at least two ecg electrodes configured to obtain an electrical activity of a heart of the user by measuring the electrical signals detected at the at least two ecg electrodes as an electrocardiogram waveform, and a pulse oximeter circuit configured to obtain a pulse ...
Automated cchd screening and detection
Masimo Corporation
January 19, 2017 - N°20170014084

Automated critical congenital heart defect (“cchd”) screening systems and processes are described. A caregiver may be guided to use a single or dual sensor pulse oximeter to obtain pre- and post-ductal blood oxygenation measurements. A delta of the measurements indicates the possible existence or nonexistence of a cchd. Errors in the measurements are reduced by a ...
Voice communication device with foreign language translation
Masimo Corporation
January 12, 2017 - N°20170011027

Methods and devices for voice communications and foreign language translation are disclosed. One method includes selecting one of a plurality of microphones of an earpiece unit, receiving a selected voice communication of a first language from the selected microphone and translating the selected voice communication from the first language to a second language, the second language different from the first ...
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