And Other Cardiovascular Parameters Patents (Class 600/324)
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Patent number: 12144581Abstract: The present invention provides for a data acquisition system for sleep diagnostics, and method of using such system. The wireless sleep diagnostic data acquisition system can be used for remote testing, and provides for an easy and seamless transfer of testing data through cellular systems from a portable, wearable patient interface box to a computer and/or monitor to allow the patients physician to review and analyze the sleep data at one or more sites remote from where the patient was tested.Type: GrantFiled: December 15, 2023Date of Patent: November 19, 2024Inventors: Hani Kayyali, Craig A Frederick, Daniel Bishop, Robert N Schmidt, Brian M Kolkowski
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Patent number: 12089914Abstract: Physiological sign monitoring devices, and systems and computer-implemented methods of remote physiological monitoring of subjects. A monitoring device includes a plurality of physiological sign monitoring portions. Each physiological sign monitoring portion of the device is configured for deployment on a different, respective surface of a subject including a surface on the back of an ear of the subject, a surface over a mastoid region of the neck of the subject, and a surface over another region of the neck of the subject. Each physiological sign monitoring portion of the device includes a plurality of physiological sensors, where each sensor is configured to generate a respective electronic signal based on a respective monitored physiological parameter of the subject. At least one physiological sensor in each physiological sign monitoring portion of the device is configured to generate a respective electronic signal based on the same monitored physiological parameter of the subject.Type: GrantFiled: September 21, 2020Date of Patent: September 17, 2024Inventor: Kurt Stump
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Patent number: 12029536Abstract: A device for monitoring heart rate or blood oxygen level during exercise is disclosed having sensors (106) and emitters (104), wherein the sensors (106) are used to monitor transmission from each of the emitters (104) in turn. This provides a possibility that a smaller device can be provided since less sensors and emitters can be used while obtaining more number of observations. In some embodiments the repeated use of sensors with different emitters introduces redundancy into the device so that the device is more robust and may function even in the event that one or two of the emitters and sensors have broken down.Type: GrantFiled: April 22, 2019Date of Patent: July 9, 2024Assignee: WELL BEING DIGITAL LIMITEDInventors: Ming Yip Wallace Wong, Chor Tin Ma
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Patent number: 12016689Abstract: An oximeter probe is user configurable for being in an absolute reporting mode and a relativey reporting mode for measured values. The measured values for the absolute and relative modes include absolute oxygen saturation, relative oxygen saturation, absolute hemoglobin content, relative hemoglobin content, absolute blood volume, relative blood volume. The relative modes and absolute modes for determining and reporting relative or absolute hemoglobin content or relative or absolute blood volume for individual patients are beneficial when determining the efficacy of administered medications, such as epinephrine, that effect blood flow, but not oxygen saturation, in tissue, such as skin. The oximeter probe in these relative modes displays the efficacy of the administered medication as reported values for relative hemoglobin content or relative blood volume fall or rise.Type: GrantFiled: December 1, 2020Date of Patent: June 25, 2024Assignee: ViOptix, Inc.Inventors: Kate LeeAnn Bechtel, Robert Lohman, Risal Djohan, Scott Coleridge
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Patent number: 11986275Abstract: An optical vital signs sensor is provided which comprises a PPG sensor (100), a pre-processing unit (130) which adapts the sampling rate or the number of pulses per sample, a processing unit (140) which executes at least one processing algorithm based on an output signal of the pre-processing unit and a sensor control unit (150). The sensor control unit is configured to control the PPG sensor by adapting the sampling rate and/or the number of pulses per sample.Type: GrantFiled: September 29, 2017Date of Patent: May 21, 2024Assignee: Koninklijke Philips N.V.Inventors: Alphonsus Tarcisius Jozef Maria Schipper, Paulus Henricus Antonius Dillen, David Antoine Christian Marie Roovers
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Patent number: 11963736Abstract: A device for obtaining physiological information of a medical patient and wirelessly transmitting the obtained physiological information to a wireless receiver. The device can include a blood pressure device that can be coupled to a medical patient and a wireless transceiver electrically coupled with the blood pressure device. The wireless transceiver can wirelessly transmit blood pressure data received by the blood pressure device and physiological data received from one or more physiological sensors coupled to the blood pressure device.Type: GrantFiled: December 30, 2020Date of Patent: April 23, 2024Assignee: MASIMO CORPORATIONInventors: James P. Welch, Massi Joe E. Kiani, Gregory A. Olsen, Nicholas Evan Barker
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Patent number: 11946722Abstract: A detector for detecting the removal and/or insertion of a weapon out of and/or into a holster. The detector may transmit a message each time the weapon is removed from the holster. A recording system may receive the message and determine whether or not it will begin recording the data it captures. A detector may detect the change in a magnitude of an inductance and/or an impedance of a circuit to detect insertion and removal of the weapon into and out of the holster. The holster is configured to couple to the detector to position the detector to detect insertion and removal of the weapon. An adhesive tape may couple a detector to a holster.Type: GrantFiled: May 2, 2023Date of Patent: April 2, 2024Assignee: Axon Enterprise, Inc.Inventors: Daniel Joseph Wagner, Nache D. Shekarri, Jonathan R. Hatcher, John W. Wilson, Andrew G. Terajewicz, Lucas Kraft, Brian Piquette, Zachary B. Williams, Elliot William Weber, Jason W. Haensly
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Patent number: 11808626Abstract: A sensor for discriminating between wavelength regions in an electromagnetic spectrum is disclosed. The sensor comprising a substrate, a sensing element supported on a surface of the substrate, and at least one pair of terminal electrodes disposed on the substrate surface in mutually spaced apart and opposing relation, and in electrical contact with the sensing element, wherein the sensing element is responsive to electromagnetic radiation to yield a change in photocurrent measured between the terminal electrodes as a function of an intensity of the electromagnetic radiation impinging thereon, wherein a positive dependency on the intensity corresponds to a first wavelength region and a negative dependency on the intensity corresponds to a second wavelength region.Type: GrantFiled: June 26, 2019Date of Patent: November 7, 2023Assignee: Royal Melbourne Institute of TechnologyInventors: Taimur Ahmed, Sumeet Walia, Madhu Bhaskaran, Sharath Sriram
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Patent number: 11805399Abstract: A computer-implemented method of optimizing bandwidth in a public safety answering point (PSAP) environment ca n include retrieving content related to emergency incidents from a Social Media (SM) server, feeding the content to a Stream Processing Module having a Machine Learning engine for determining a similarity level between the emergency call and any of the emergency incidents retrieved from the SM server. If the similarity level exceeds a predetermined threshold value, then option for downgrading the emergency call to a call comprising only audio data can be provided. If this downgrade option is selected, the RTP stream of the emergency call can be downgraded to an audio call without any video.Type: GrantFiled: December 14, 2021Date of Patent: October 31, 2023Assignee: Unify Patente GmbH & Co. KGInventors: Zisis Tsiatsikas, Eirini Michopanou, Aikaterini Karanasiou, Sofia Anagnostou
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Patent number: 11770607Abstract: Disclosed embodiments include a selfie camera system for capturing selfie content and sharing captured content on a social media and/or a video streaming platform. In various embodiments, selfie camera makes capturing higher quality selfie content more efficient by providing a preview of the selfie content before and after capture. One or more aspects of previews may be modified to simulate content displayed on a social media and/or video streaming platform. The selfie camera may be easily attached to any surface using one or more mounting mechanisms to allow the selfie camera for function as a personal, private photographer than can capture any scene from a variety of perspectives using a variety of capture sequences.Type: GrantFiled: February 14, 2022Date of Patent: September 26, 2023Assignee: SELFIE SNAPPER, INC.Inventor: Denis Koci
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Patent number: 11752262Abstract: The present disclosure describes embodiments of a patient monitoring system and methods that include the measure and display of hemoglobin statistics. In an embodiment, total hemoglobin trending is displayed over a period of time. Statistics can include frequency domain analysis, which may be unique for each patient monitored. The total hemoglobin trending and/or statistics can further be used to help control the treatment of a patient, such as being used to control IV administration.Type: GrantFiled: March 22, 2021Date of Patent: September 12, 2023Assignee: Masimo CorporationInventors: Ammar Al-Ali, Massi Joe E. Kiani, Michael O'Reilly
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Patent number: 11723564Abstract: A compact optical sensor is used to determine heart rate, hemoglobin, hydration, peptides, or oxygen saturation using a light source and a single photodiode. The single photodiode has a first filter and a second filter. The first filter is closer to the light source and is transparent to green light and blocks red light. The second filter is farther from the light source and is transparent to red light and blocks green light. This arrangement of the filters facilitates acquisition of backscattered light from desired depths of measurement within the body of a user. At a first time, the light source emits red light and first output from the photodiode is determined. At a second time, the light source emits green light and second output from the photodiode is determined. The optical sensor determines oxygen saturation using the first output and heart rate using the second output.Type: GrantFiled: February 1, 2021Date of Patent: August 15, 2023Assignee: AMAZON TECHNOLOGIES, INC.Inventors: Miro Yakov Shverdin, Nevzat Akin Kestelli
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Patent number: 11639841Abstract: A detector for detecting the removal and/or insertion of a firearm out of and/or into a holster. The detector may transmit a message each time the firearm is removed from the holster. A recording system may receive the message and determine whether or not it will begin recording the data it captures. A detector may detect the change in a magnitude of an inductance and/or an impedance of a circuit to detect insertion and removal of the firearm into and out of the holster. The holster is configured to couple to the detector to position the detector to detect insertion and removal of the firearm. An adhesive tape may couple a detector to a holster.Type: GrantFiled: May 17, 2022Date of Patent: May 2, 2023Assignee: Axon Enterprise, Inc.Inventors: Daniel Joseph Wagner, Nache D. Shekarri, Jonathan R. Hatcher, John W. Wilson, Andrew G. Terajewicz, Lucas Kraft, Brian Piquette, Zachary B. Williams, Elliot William Weber, Jason W. Haensly
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Patent number: 11612328Abstract: A method and apparatus for hemodynamically characterizing a neurological or fitness state by dynamic scattering light (DLS) is disclosed herein. In particular, a non-pulsatile blood-shear-rate-descriptive (BSRD) signal(s) is optically generated and analyzed. In some embodiments, the BSRD signal is generated dynamically so as to adaptively maximize (i.e. according to a bandpass or frequency-selection profile) a prominence of a predetermined non-pulsatile physiological signal within the BSRD. In some embodiments, the BSRD is subjected to a stochastic or stationary-status analysis. Alternatively or additionally, the neurological or fitness state may be computed from multiple BSRDs, including two or more of: (i) a [sub ?200 Hz, ˜300 Hz] BSRD signal; (ii) a [˜300 Hz, ˜1000 Hz] signal; (iii) a [˜1000 Hz, ˜4000 Hz] signal and (iv) a [˜4000 Hz, z Hz] (z>=7,000) signal.Type: GrantFiled: August 13, 2020Date of Patent: March 28, 2023Assignee: ELFI-TECH LTD.Inventors: Ilya Fine, Alexander Kaminsky
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Patent number: 11564579Abstract: The invention in at least one embodiment includes a system and method for detecting and evaluating an adaptive physiological strain index (aPSI) of an individual with a processor and in a further embodiment taking into account the fitness, age and clothing of the individual based upon physiology. The invention in at least one embodiment includes a system and method to calculate the aPSI using physiological measures. In at least one embodiment, the method obtains an individual's skin temperature and heart rate in order to calculate the individual's aPSI.Type: GrantFiled: April 17, 2017Date of Patent: January 31, 2023Assignee: U.S. Government, as represented by the Secretary Of the ArmyInventor: Mark J. Buller
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Patent number: 11540729Abstract: The present disclosure includes a handheld processing device including medical applications for minimally and noninvasive glucose measurements. In an embodiment, the device creates a patient specific calibration using a measurement protocol of minimally invasive measurements and noninvasive measurements, eventually creating a patient specific noninvasive glucometer. Additionally, embodiments of the present disclosure provide for the processing device to execute medical applications and non-medical applications.Type: GrantFiled: August 3, 2020Date of Patent: January 3, 2023Assignee: Cercacor Laboratories, Inc.Inventors: Marcelo M. Lamego, Massi Joe E. Kiani, Jeroen Poeze, Cristiano Dalvi, Sean Merritt, Hung Vo, Gregory A. Olsen, Ferdyan Lesmana
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Patent number: 11517749Abstract: Methods of preventing, treating, and/or controlling a hemorrhage in an organ of a patient include providing electrical stimulation to the arteries, veins, nerves innervating the arteries or veins, or walls of the organ. The apparatus has at least one electrode operably connected to a stimulus generator and placed in electrical communication with an artery, vein, nerve, or organ wall. An electrical stimulus generator causes an electrical stimulus to be administered to the artery, vein, nerve, or wall through the at least one electrode, where the electrical stimulus is effective for preventing, treating, and/or controlling a hemorrhage.Type: GrantFiled: February 18, 2020Date of Patent: December 6, 2022Inventor: Virender K. Sharma
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Patent number: 11517260Abstract: A system for monitoring fetal health data and mother health data comprises a belly-covering garment that is configured to at least partially cover a belly and to hold one or more sensor modules directly adjacent to the belly. One or more sensor modules disposed within the belly-covering garment. The one or more sensor modules comprise a pulse-oximeter sensor that gathers pulse oximetry data from the mother through contact with the belly. The one or more sensor modules also comprise an accelerometer sensor that gathers movement data from the mother. Additionally, the one or more sensor modules comprise a fetal sensor that gathers health data from a fetus within the belly.Type: GrantFiled: March 31, 2017Date of Patent: December 6, 2022Assignee: Owlet Baby Care, Inc.Inventors: Kurt G. Workman, Daniela Turner, Ali Carlile, Ethan Lawrence, Paul Allen, Zack Bomsta, Ryan Workman, Bruce Olney, Sean Kerman, Ajay Iyer
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Patent number: 11510619Abstract: A vital signs monitoring ring with integrated display includes a ring housing, the ring housing comprising at least two windows and a printed circuit board assembly (PCBA) layer configured to be attached to the ring housing. The PCBA layer includes a display section, a sensor section, a transmission mode oximetry measurement section configured to be in alignment with the at least two windows, a power supply, and a switch configured to power on the vital signs monitoring ring with integrated display via the power supply. The display section is configured to display physiological and action parameters associated with a user by sensing the physiological and action signals from a digit of user wearing the vital signs monitoring ring with integrated display using at least the sensor section and the transmission mode oximetry measurement section.Type: GrantFiled: December 12, 2019Date of Patent: November 29, 2022Assignee: Jabil Inc.Inventors: Yusuf Abu Tayeb Bhagat, Girish Satish Wable, Patrick John Verdon, Michael Nicholas Arfaras, Thong Bui, Krishnaveni Das, Sai Guruva Reddy Avuthu, Arnoldo Reta, Jorg Richstein
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Patent number: 11452458Abstract: A method (200) of deriving systolic blood pressure and/or diastolic blood pressure of a subject is disclosed. The method comprises: (i) receiving (202) data related to at least one cardiac cycle of a bio-signal from the subject; (ii) calculating (208) a rise time and a fall time of the at least one cardiac cycle based on the received data; (iii) calculating (208) a parameter derived from a function of the rise time and fail time; and (iv) determining (210) the systolic blood pressure and/or diastolic blood pressure of the subject based on the calculated parameter. A related apparatus is also disclosed.Type: GrantFiled: April 1, 2016Date of Patent: September 27, 2022Inventors: Visit Thaveeprungsriporn, Somchai Baotong, Srisuda Aphaipanan, Amornsri Khitwongwattana
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Patent number: 11445922Abstract: In one aspect, a photoplethysmograph system to measure a user's heart rate includes one or more light-emitting diodes (LED) that provide a constantly-on light signal during a measurement period. The one or more light-emitting diodes are in optical contact with an epidermal surface of the user. The one or more light-emitting diodes emit a light signal into the tissue of the user, and wherein the tissue contains a pulsating blood flow. A light-intensity sensor circuit converts the reflected LED light from the tissue into a second signal that is proportional to a reflected light intensity. The second signal includes a voltage or current signal. A computer-processing module calculates the user's beat-to-beat heart rate from the second current signal.Type: GrantFiled: June 26, 2018Date of Patent: September 20, 2022Assignee: TERUMO KABUSHIKI KAISHAInventor: Reza Naima
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Patent number: 11412934Abstract: The invention relates to a method of the noninvasive optical in-vivo measurement of properties of flowing blood in a blood vessel within a body, for example for determining the concentration of blood constituents, wherein the body is irradiated with ultrasound radiation at an ultrasound frequency (fUS) in order to label a blood vessel, the body with the blood vessel is illuminated with light with at least one light wavelength and the back-scattered light is detected with a detector, the light component backscattered by the body outside of the blood vessel is modulated by a frequency (fMG) that corresponds to the frequency (fUS) of the ultrasound radiation, and the light component backscattered inside the blood vessel is modulated due to the Doppler effect in flowing blood with a frequency (fMB) that is shifted by the Doppler shift (fD) with respect to the frequency (fUS) of the ultrasound radiation, and an evaluation device extracts the signal component modulated by the shifted frequency (fMB) from the detectType: GrantFiled: May 19, 2015Date of Patent: August 16, 2022Assignee: NIRLUS ENGINEERING AGInventor: Vera Herrmann
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Patent number: 11412974Abstract: An information processing apparatus includes a selection unit. The selection unit selects whether to calibrate biological information of a user in accordance with designation by the user. When the selection unit selects no calibration in accordance with designation by the user, the biological information is associated with a specific state of the user under a predetermined condition.Type: GrantFiled: August 21, 2018Date of Patent: August 16, 2022Assignee: Agama-X Co., Ltd.Inventors: Kengo Tokuchi, Kosuke Aoki, Mai Suzuki, Kiyoaki Okamoto, Naoki Okamoto, Koji Bito, Takayuki Nakamura, Kenji Akiba
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Patent number: 11406291Abstract: The application discloses a method for monitoring a user gesture and a wearable device. The method comprises: providing an inertial sensor in a wearable device, the wearable device being located on the head of a user when being worn; monitoring movement data of the head of the user in real time, by using the inertial sensor, when the user is wearing the wearable device; conducting gesture solving by using the movement data to obtain gesture data of the head of the user; determining whether a head gesture of the user is a correct gesture according to the gesture data and a preset strategy; and sending a reminder to the user when the head gesture of the user is an incorrect gesture.Type: GrantFiled: September 27, 2017Date of Patent: August 9, 2022Assignee: Goertek Inc.Inventors: Yifan Zhang, Fuli Xie
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Patent number: 11389112Abstract: An electronic device is described herein that may include various components, including a band, a physiological sensor, a feedback sensor, a processor, a display, or a power source. The band may be shaped to fit around at least a portion of a body part of a user. The physiological sensor may include two separated by a fixed distance such that at least a portion of a signal transmitted by a first sensor is transmitted through a muscular-walled tube of the body part before being received by a second sensor. The processor may be operable to determine a physiological condition based on the signal received by the second physiological sensor. The physiological sensor may be embedded in the band. The band may be comprised of a flexible material. The feedback sensor may measure a pressure at which the band is held against the body part.Type: GrantFiled: August 16, 2019Date of Patent: July 19, 2022Inventors: David R. Miller, Jeffrey Lee, Federico Calero, Trevor Calero, Devin W. Miller
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Patent number: 11383083Abstract: A method of providing a sleep apnea nerve stimulation therapy to a subject may include detecting a respiratory waveform of the subject with a sensor. The sensor may be configured for coupling to the subject. The respiratory waveform may include a plurality of respiratory cycles each corresponding to at least one of a breath and an attempted breath of the subject. The method may also include identifying a breathing pattern within the respiratory waveform over a period of time. The breathing pattern may include a repeating pattern of a plurality of respiratory cycles followed by at least one respiratory cycle corresponding to a disordered breathing event. The method may also include generating a series of stimulation pulses with an implantable nerve stimulator configured for coupling to a hypoglossal nerve of the subject. The series of stimulation pulses may be coordinated with the breathing pattern.Type: GrantFiled: February 11, 2015Date of Patent: July 12, 2022Assignee: LivaNova USA, Inc.Inventor: Stephen L. Bolea
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Patent number: 11333464Abstract: A detector for detecting the removal and/or insertion of a firearm out of and/or into a holster. The detector may transmit a message each time the firearm is removed from the holster. A recording system may receive the message and determine whether or not it will begin recording the data it captures. A detector may detect the change in a magnitude of an inductance and/or an impedance of a circuit to detect insertion and removal of the firearm into and out of the holster. The holster is configured to couple to the detector to position the detector to detect insertion and removal of the firearm. An adhesive tape may couple a detector to a holster.Type: GrantFiled: August 14, 2020Date of Patent: May 17, 2022Assignee: Axon Enterprise, Inc.Inventors: Daniel J. Wagner, Nache D. Shekarri, Jonathan R. Hatcher, John W. Wilson, Andrew G. Terajewicz, Lucas Kraft, Brian Piquette, Zachary B. Williams, Elliot W. Weber, Jason W. Haensly
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Patent number: 11317817Abstract: The invention provides a system and method for measuring vital signs (e.g. SYS, DIA, SpO2, heart rate, and respiratory rate) and motion (e.g. activity level, posture, degree of motion, and arm height) from a patient. The system features: first and second sensors configured to independently generate time-dependent waveforms indicative of one or more contractile properties of the patient's heart; and a cuff-based oscillometric module. A processing component, typically worn on the patient's body and featuring a microprocessor, receives the time-dependent waveforms generated by the different sensors and processes them to determine patient-specific calibration values for use in a continuous blood pressure measurement based on pulse wave velocity (PWV).Type: GrantFiled: June 25, 2018Date of Patent: May 3, 2022Assignee: SOTERA WIRELESS, INC.Inventors: Devin McCombie, Guanqun Zhang
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Patent number: 11317820Abstract: A health monitoring unit includes a hardware processor, a memory, a display, and a graphical user interface (GUI) stored in the memory. The GUI is executed by the processor to provide a selection screen enabling a user to select parameters for viewing on the display from among health parameters of a living subject being tracked by the health monitoring unit. The GUI also presents a main screen showing the parameters selected by the user, the main screen including an icon for communicating a hypotension probability index (HPI) status of the living subject. In addition, the GUI overlays an alarm screen as a pop-up on the display if the HPI of the living subject satisfies a predetermined risk criteria, and enables the user to access an HPI diagnostic screen showing values for a subset of the health parameters identified as predictive of a future hypotension event for the living subject.Type: GrantFiled: July 14, 2017Date of Patent: May 3, 2022Assignee: Edwards Lifesciences CorporationInventors: Feras Al Hatib, Peter James Ifft
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Patent number: 11314615Abstract: A non-transitory computer-readable recording medium stores therein an analysis program for causing a computer to execute a process including: acquiring information capable of identifying functions in operation which is obtained by a sampling by a plurality of operating systems at each first time interval with respect to programs in operation; totaling a number of pieces of the acquired information for each function; generating time-series data indicating the number of pieces of the information at each second time interval for the function whose number of pieces of the information satisfies a prescribed condition; analyzing a causal relationship between the functions based on the time-series data; and outputting an analysis result of the causal relationship between the functions.Type: GrantFiled: December 10, 2019Date of Patent: April 26, 2022Assignee: FUJITSU LIMITEDInventor: Masao Yamamoto
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Patent number: 11298029Abstract: Embodiments of the present disclosure provide a blood pressure measuring method, a blood pressure measuring apparatus, an electronic device and a computer readable storage medium. The electronic device includes a processor configured to: acquire an electrocardiosignal and a blood oxygen volume wave signal of a target object within a preset measurement period; and determine beat-wise blood pressure values of the target object within the preset measurement period by means of a first trained blood pressure calculation model based on the acquired electrocardiosignal and blood oxygen volume wave signal.Type: GrantFiled: January 31, 2019Date of Patent: April 12, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Zhihong Xu
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Patent number: 11291379Abstract: The exemplified methods and systems facilitate one or more dynamical analyses that can characterize and identify synchronicity between the acquired cardiac signals and photoplethysmographic signals to predict/estimate the presence, non-presence, localization, and/or severity of abnormal cardiovascular conditions or disease, including, for example, but not limited to, coronary artery disease, heart failure (including but not limited to indicators of disease or conduction such as abnormal left ventricular end-diastolic pressure disease), and pulmonary hypertension, among others. In some embodiments, statistical properties of the synchronicity between the cardiac signals and photoplethysmographic signals are evaluated. In some embodiments, statistical properties of a histogram of the synchronicity between the cardiac signals and photoplethysmographic signals are evaluated.Type: GrantFiled: March 26, 2020Date of Patent: April 5, 2022Assignee: Analytics for Life Inc.Inventors: Mehdi Paak, Timothy William Fawcett Burton, Shyamlal Ramchandani
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Patent number: 11291414Abstract: A patient monitor includes an interface configured to be connectable to a first sensor to measure first physiological information and to a second sensor to measure second physiological information, and a controller configured to actuate the second sensor to start a process for measuring the second physiological information in response to the first physiological information turning abnormal, the first physiological information being calculated based on a sensor signal acquired from the first sensor.Type: GrantFiled: March 20, 2019Date of Patent: April 5, 2022Assignee: NIHON KOHDEN CORPORATIONInventor: Yukio Koyama
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Patent number: 11284843Abstract: An apparatus for estimating bio-information may include: a bio-signal acquirer configured to acquire a bio-signal; and a processor configured to extract one or more first feature values from the bio-signal, determine a scale factor based on the first feature values, and to estimate bio-information based on the scale factor and the first feature values.Type: GrantFiled: February 12, 2019Date of Patent: March 29, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang Soon Park, Ui Kun Kwon, Yunseo Ku, Seung Woo Noh, Seung Keun Yoon, Dae Geun Jang
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Patent number: 11266319Abstract: A monitoring device includes a sensor band configured to be secured around an appendage of a subject, a sensing element secured to the sensor band, a second band configured to be secured to the appendage of the subject in adjacent, spaced-apart relationship with the sensor band, and at least one member connecting the sensor band and the second band. The sensor band has a first mass and the sensing element has a second mass that is less than the first mass. The sensing element is movably secured to the sensor band via a biasing element, and the biasing element is configured to urge the sensing element into contact with a portion of the appendage. The biasing element decouples motion of the sensor band from the sensing element, and the at least one member decouples motion between the sensor band and the second band.Type: GrantFiled: January 3, 2019Date of Patent: March 8, 2022Assignee: Valencell, Inc.Inventors: Steven Matthew Just, Jesse Berkley Tucker, Robert Splinter, Steven Francis LeBoeuf
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Patent number: 11259710Abstract: A remote photoplethysmography (RPPG) system includes an input interface to receive a sequence of measurements of intensities of different regions of a skin of a person indicative of vital signs of the person; a solver to solve an optimization problem to determine frequency coefficients of photoplethysmographic waveforms corresponding to the measured intensities at the different regions, wherein the solver determines the frequency coefficients to reduce a distance between intensities of the skin reconstructed from the frequency coefficients and the corresponding measured intensities of the skin while enforcing joint sparsity on the frequency coefficients; and an estimator to estimate the vital signs of the person from the determined frequency coefficients of photoplethysmographic waveforms.Type: GrantFiled: October 23, 2018Date of Patent: March 1, 2022Assignee: Mitsubishi Electric Research Laboratories, Inc.Inventors: Hassan Mansour, Tim Marks, Ewa Nowara, Yudai Nakamura, Ashok Veeraraghavan
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Patent number: 11259712Abstract: Embodiments of the invention are directed to a photoplethysmogram (PPG) structure that includes a wearable component and a network of PPG sensors physically coupled to the wearable component. Each PPG sensor of the network includes a housing, a first light source and a light detector. The first light source is positioned in or on the housing such that, when the housing is positioned on a surface, the housing positions an illuminating surface of the first light source at a predetermined first-light-source angle with respect to the surface.Type: GrantFiled: November 13, 2018Date of Patent: March 1, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Kang-Wook Lee, Rajeev Narayanan
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Patent number: 11234620Abstract: This disclosure is related to devices, systems, and techniques for performing patient parameter measurements. In some examples, a medical device system includes an optical sensor configured to measure ambient light and a tissue oxygen saturation parameter and processing circuitry configured to determine that a current measurement of the tissue oxygen saturation parameter is prompted and control the optical sensor to perform an ambient light measurement associated with the current measurement of the tissue oxygen saturation parameter.Type: GrantFiled: June 24, 2019Date of Patent: February 1, 2022Assignee: Medtronic, Inc.Inventors: Jonathan L. Kuhn, Can Cinbis, Saul E. Greenhut
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Patent number: 11234643Abstract: A method of measuring a Jugular Pulse property, comprising: mounting a device including an imager to the neck of a patient; imaging the Jugular vein at an imaged location using the imager; and analyzing at least one image provided by said imager to estimate at least one property of the Jugular Pulse. Optionally, said imager is a thermal imager. Optionally, the method comprises cooling tissue at said imaged location adjacent said vein using said device. In some embodiments, the device is designed to mount at a same neck axial position when disconnected and reattached and the system provided is designed to enforce the same body position to allow for comparable repeat measurements.Type: GrantFiled: June 21, 2016Date of Patent: February 1, 2022Inventor: Yaakov Nahmias
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Patent number: 11224358Abstract: A smart monitoring system comprising a plurality of sensor devices within a home or facility, at least one of the plurality of sensor devices comprising sensor elements configured to detect activity of an individual in the home or facility, and a computing device configured to receive activity signals from the plurality of sensor devices associated with the individual, parse the activity signals into scoring components including a sleep score, a motion score, and an event score, compute a current scoring of the individual based on the scoring components, compare the current scoring of the individual to historic scoring and peer scoring, generate a quality of life score for the individual based on the based on the comparison, and process a clinical analysis of the individual based on the quality of life score, the clinical analysis including graphical representations of the quality of life score and the scoring components.Type: GrantFiled: June 25, 2019Date of Patent: January 18, 2022Assignee: CareView Communications, Inc.Inventors: Steven Gail Johnson, Derek del Carpio
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Patent number: 11213212Abstract: An apparatus for measuring blood pressure, and a method for measuring blood pressure by using the same are disclosed. The disclosed method for measuring blood pressure comprises the steps of: calculating pulse wave transit time; measuring vascular compliance; and measuring systolic blood pressure and diastolic blood pressure by using the pulse wave transit time and the vascular compliance, wherein the vascular compliance can be measured respectively in at least two or more different hand shape poses.Type: GrantFiled: November 14, 2016Date of Patent: January 4, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-hun Choi, Hyun-woo Koh, Hyun-su Kim, Hyun-jae Baek, Jae-wook Shin, Chi-yul Yoon, Jae-geol Cho
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Patent number: 11179097Abstract: Tactile sensing devices, systems, and methods to image a target tissue location are disclosed. When force is applied to the tactile sensing device, voltage data is detected and visualized on a screen, indicating the target tissue location.Type: GrantFiled: March 21, 2018Date of Patent: November 23, 2021Assignee: TEXAS MEDICAL CENTERInventors: Nicole C. Moskowitz, Jessica Traver, Xavier Garcia-Rojas, Yashar Ganjeh
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Patent number: 11172820Abstract: A physiological information processing method includes: acquiring electrocardiogram data from a subject; acquiring pulse wave data from the subject; measuring a plurality of RR intervals based on the acquired electrocardiogram data; measuring a plurality of pulse wave transit times based on the acquired electrocardiogram data and the acquired pulse wave data; calculating, based on the measured RR intervals and the measured pulse wave transit times during a given time period, a parameter related to correlation between the measured RR intervals and the measured pulse wave transit times; and outputting the calculated parameter.Type: GrantFiled: April 24, 2019Date of Patent: November 16, 2021Assignee: NIHON KOHDEN CORPORATIONInventors: Yoshihiro Sugo, Yoshiharu Harada, Tomoyuki Sakai, Mami Sakai
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Patent number: 11154250Abstract: A method for calculating physiological parameters includes: selecting a section of time domain signal corresponding to at least one signal of red light and infrared light obtained by sampling, and performing a conversion from time domain to frequency domain to obtain a corresponding frequency domain signal; selecting all rational frequency spectrum peak information, calculating energy information of selected reasonable frequency spectrum peaks, and forming a frequency spectrum peak energy ratio sequence; constructing a stability coefficient according to the frequency spectrum peak energy ratio sequence, and if the stability coefficient is low, constructing a compensation coefficient by using the frequency spectrum peak energy ratio sequence; and compensating for at least one of the time domain signal and the frequency domain signal by using the compensation coefficient, and calculating based on at least one of the compensated time domain signal and the frequency domain signal to obtain the physiological paramType: GrantFiled: November 28, 2018Date of Patent: October 26, 2021Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd.Inventors: Fei Han, Fei Ye, Zuming Yao, Fei Zhang, Xianliang He, Lihan Liu, Ming Li
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Patent number: 11147518Abstract: A regional oximetry system comprises a pod having a pod housing defining a sensor end and an opposite monitor end. A dual sensor connector is in electrical communication with the sensor end of the pod housing. A monitor connector is in electrical communication with the monitor end of the pod housing. An analog board is disposed within the pod housing and is in electrical communications with the dual sensor connector. The analog board receives and digitizes sensor signals from at least one optical sensor plugged into the dual sensor connector. A digital board is disposed within the pod housing and in electrical communications with the analog board and the monitor connector.Type: GrantFiled: September 4, 2018Date of Patent: October 19, 2021Assignee: MASIMO CORPORATIONInventors: Ammar Al-Ali, David Dalke, Eric Karl Kinast, Walter M. Weber, Yuying Song, Faisal Kashif, Atiyeh Ghoreyshi, Kevin Forrest
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Patent number: 11141088Abstract: An electronic device that handles recognition of mental behavioral, affect, emotional, mental states, mental health, or mood-based attributes based on deep neural networks (DNNs), stores a set of EEG signals and a set of bio-signals associated with a subject. The electronic device trains a plurality of first recognition models on a training set of EEG signals and a training set of bio-signals associated with different training subjects. The electronic device trains a second recognition model on a feature vector from output layers of the plurality of first recognition models. The electronic device estimates a plurality of dependency or relationship data by application of the trained plurality of first recognition models on the set of EEG signals and bio-signals. The electronic device identifies a mental behavioral attribute of the subject by application of the trained second recognition model on the plurality of signals and their relationship data.Type: GrantFiled: October 9, 2018Date of Patent: October 12, 2021Assignee: SONY CORPORATIONInventors: Ming-Chang Liu, Ahmad Khodayari-Rostamabad
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Patent number: 11096588Abstract: A method for monitoring autoregulation includes, using a processor, receiving a blood pressure signal an oxygen saturation signal, and a regional oxygen saturation signal from a patient. The method also includes normalizing the regional oxygen saturation signal to correct for variation in the oxygen saturation signal based on a relationship between the oxygen saturation signal and the regional oxygen saturation signal. The method further includes determining a linear correlation between the blood pressure signal and the normalized regional oxygen saturation signal. The method still further includes providing a signal indicative of the patient's autoregulation status to an output device based on the linear correlation.Type: GrantFiled: October 5, 2016Date of Patent: August 24, 2021Assignee: Covidien LPInventors: Paul Stanley Addison, James N. Watson, Dean Montgomery
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Patent number: 11064906Abstract: A method and apparatus for determining a respiration state on the basis of a plurality of biological indicators calculated using bio-signals. The method for determining a respiration state on the basis of a plurality of biological indicators calculated using bio-signals includes collecting a photoplethysmography (PPG) signal measured by a PPG sensor and a cutaneous electric signal measured by an electrodermal activity (EDA) sensor; analyzing the collected PPG signal and cutaneous electric signal and calculating a plurality of biological indicators including a respiration rate; and comprehensively evaluating the plurality of biological indicators to determine a user's respiration state.Type: GrantFiled: January 29, 2019Date of Patent: July 20, 2021Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyun Soon Shin, Do Hyung Kang, Chan Young Hahm, Seung Yoon Nam, John Lorenzo
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Patent number: 11040199Abstract: The subject matter of the present disclosure generally relates to techniques for neuromodulation of lymphatic tissue that include applying one or more energy pulses to a neuron of a subject, e.g., via an electrode positioned to deliver sufficient energy to the neuron, to modulate immune function. For example, an adaptive immune reflex of a subject may be modulated via neuromodulation.Type: GrantFiled: April 4, 2017Date of Patent: June 22, 2021Assignee: GENERAL ELECTRIC COMPANYInventors: Christopher Michael Puleo, Jeffrey Michael Ashe, Victoria Eugenia Cotero, Michael Ernest Marino
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Patent number: 11043299Abstract: Systems, methods, and software can be used to reduce network security risks in a medical care network. In some aspects, a method includes detecting, at a medical equipment monitor located in a network, an electronic device that is connected to the network; determining, by the medical equipment monitor, that the electronic device comprises a medical equipment; associating, by the medical equipment monitor, a security profile with the medical equipment, wherein the security profile includes one or more security parameters; detecting, by the medical equipment monitor, a conflict between a data transmission activity from the medical equipment and at least one security parameter in the security profile; and in response to detecting the conflict, transmitting, from the medical equipment monitor, a notification of the conflict to a medical equipment controller.Type: GrantFiled: October 31, 2017Date of Patent: June 22, 2021Assignee: BlackBerry LimitedInventor: Nader Saad Henein