Patents Assigned to Nihon Kohden Corporation
  • Publication number: 20240065574
    Abstract: A respiration information obtaining apparatus includes: a light emitter configured to emit a first light including a first wavelength and a second light including a second wavelength different from the first wavelength; a light detector that outputs a first signal and a second signal respectively corresponding to an intensity of the first light and an intensity of the second light after an interaction with a tissue of a subject, and a processor that calculates an index value based on a ratio between the first signal and the second signal, and obtains respiration information of the subject based on a change over time in the index value.
    Type: Application
    Filed: August 15, 2023
    Publication date: February 29, 2024
    Applicants: NIHON KOHDEN CORPORATION, Eiji HIRASAWA
    Inventors: Kazumasa ITO, Eiji HIRASAWA
  • Patent number: 11903684
    Abstract: A blood pressure measuring apparatus includes a pressure control unit that controls an applied pressure applied to a region of a living body in which a vein and artery exist by a cuff mountable to the region, a detection unit that detects pressure waveforms in which pulse wave components from the region overlap with the applied pressure, and an analysis unit that obtains a respiratory variation on the waveform of artery and a venous pressure based on the pressure waveforms detected by the detection unit through one-time blood pressure measurement. The analysis unit obtains the respiratory variation on the waveform of artery based on data of a first pressure waveform in a first process, and the venous pressure based on data of a second pressure waveform in a second process and the data of the first pressure waveform.
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: February 20, 2024
    Assignees: HIROSHIMA UNIVERSITY, NIHON KOHDEN CORPORATION
    Inventors: Masashi Kawamoto, Noboru Saeki, Ryuji Nakamura, Teiji Ukawa, Tsuneo Takayanagi, Haruka Morimoto
  • Publication number: 20240049965
    Abstract: A neural monitoring system includes a stimulation device configured to generate a stimulation signal corresponding to stimulation applied to a subject, and a processing apparatus configured to: acquire a waveform corresponding to a change over time in an evoked potential of the subject based on the stimulation, and cause a display device to display an index indicating any one of a plurality of colors, based on an amplitude value of the waveform and an amplitude change rate. the amplitude value is acquired based on a predetermined rule. The amplitude change rate is a ratio of the amplitude value to an amplitude value of a reference waveform.
    Type: Application
    Filed: August 7, 2023
    Publication date: February 15, 2024
    Applicant: NIHON KOHDEN CORPORATION
    Inventors: Masashi SEKIMOTO, Kengo EDA, Kazuki ICHIKAWA
  • Patent number: 11881312
    Abstract: A vital sign information sensor for acquiring vital sign information from a physiological tissue of a subject includes: a sensor element configured to acquire the vital sign information from the subject; and a memory storing URI information. The URI information is capable of gaining access to an electronic content provided by a WEB server disposed on a communication network. When the vital sign information sensor is communicably connected to a vital sign information display apparatus, the URI information is transmitted from the memory to the vital sign information display apparatus. The electronic content includes information relevant to the vital sign information sensor.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: January 23, 2024
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Tomomi Murozono, Makiko Fumoto, Hideki Fujisaki
  • Publication number: 20240008859
    Abstract: Provided is a porous body for capturing cancer cells, including a biocompatible inorganic material, the porous body for capturing cancer cells having biocompatibility and also having stability in a living body. The porous body for capturing cancer cells can be used for application related to cancer such as a treatment, a treatment assistance, a test, or a diagnosis.
    Type: Application
    Filed: November 29, 2021
    Publication date: January 11, 2024
    Applicants: NIHON KOHDEN CORPORATION, NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM, UNIVERSITY PUBLIC CORPORATION OSAKA
    Inventors: Shinya NAGATA, Akane SUZUKI, Takahiro SHIOYAMA, Tadanori SUGIMOTO, Yukino SHINOZAKI, Masakazu SATSU, Chikara OHTSUKI, Jin NAKAMURA, Hideo AKIYOSHI, Hidetaka NISHIDA, Keiichiro MIE
  • Patent number: 11857310
    Abstract: A physiological parameter processing apparatus includes an input interface section that acquires respiration data produced based on a respiratory gas that is obtained from at least one of a mouth and nose of a subject, and an analyzing section that analyzes in real time the respiration data acquired through the input interface section, and that produces analysis result data which can be displayed in real time.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: January 2, 2024
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Hironori Kobayashi, Yukio Nonaka, Kazuri Higashi, Takayuki Sugiyama
  • Patent number: 11850036
    Abstract: An airway adaptor includes a tubular member to which a measuring section configured to measure a flow rate of a respiratory gas of a subject is to be attached. The tubular member includes: a gas passage through which the respiratory gas to pass; and a resistance portion which is configured to generate a differential pressure in the respiratory gas passing through the gas passage, the resistance portion includes at least two partition members which are disposed in the gas passage along an axial direction of the tubular member and which are separated from one another, and side surfaces of the partition members are separated from an inner wall surface of the gas passage.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: December 26, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventor: Fumihiko Takatori
  • Patent number: 11833296
    Abstract: A gas monitoring system for artificial ventilation includes: a sensor that is configured to produce a signal corresponding to a concentration of a predetermined gas in a portion which is in a respiratory circuit of an artificial ventilator, and through which both an inspiratory gas and an expiratory gas pass; a displaying apparatus that is communicable with the sensor; a processor; and a memory that is configured to store a command which is readable by the processor. When, during high-frequency oscillatory ventilation performed by the artificial ventilator, the command is executed by the processor, the processor is to configured to calculate a measurement value of the concentration based on the signal, and is configured to display at least one of a waveform corresponding to the signal and the measurement value on the displaying apparatus.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: December 5, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventor: Toshiki Aoki
  • Patent number: 11817592
    Abstract: A battery holder is to be stored in a storage part of an electronic device and to be integrated with a casing of the electronic device. The battery holder includes a case in which a battery is to be stored, and an electric connection part provided in the case. The electric connection part is electrically connected to an electrode of a stored battery and is electrically connected to the power supply terminal, when the battery holder is stored in the storage part of the electronic device.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: November 14, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Yutaka Uchiyama, Kiyohiro Omori
  • Patent number: 11806153
    Abstract: A portable electrocardiograph includes: a recording section configured to record data corresponding to electrocardiogram of a subject; a detecting section configured to detect approach of a portable device having a function to perform short-range wireless communication; and a control section configured to start recording of the data in the recording section in a case where it is satisfied a start condition including a fact that the approach of the device is detected by the detecting section.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: November 7, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Satoshi Saitoh, Jun Motogi
  • Publication number: 20230321384
    Abstract: A gas measurement adapter includes a flow tube portion configured to allow gas to pass through the flow tube portion and a window portion configured to allow measurement light for measuring a component of the gas passing through the flow tube portion to pass through the window portion. The adapter is prepared by using an adapter forming material containing a cycloolefin-based resin as a main component.
    Type: Application
    Filed: December 17, 2021
    Publication date: October 12, 2023
    Applicant: NIHON KOHDEN CORPORATION
    Inventors: Yuya BABA, Masayuki INOUE, Fumihiko TAKATORI, Takayuki AOYAGI, Nobuhiko MAKINO, Takahiro NAKAJIMA
  • Publication number: 20230321452
    Abstract: An automated external defibrillator includes: an operation accepter that accepts an operation input from a user; and a self-test executor that executes a self-test for checking a state of the automated external defibrillator when a first condition or a second condition has been satisfied. The first condition is that a setting time instant set in advance comes. The second condition is that the operation accepter accepts a predetermined operation input.
    Type: Application
    Filed: June 2, 2021
    Publication date: October 12, 2023
    Applicant: Nihon Kohden Corporation
    Inventors: Ryosuke Kuno, Kanchi Ito, Yuji Igawa, Fumihito Iwai, Tsutomu Wakabayashi
  • Patent number: 11779278
    Abstract: An internal device (1) is implanted in a living body (300). A control section (6) causes a communication section (5) to wirelessly transmit data corresponding to electroencephalogram signals of the living body (300) which are detected through a group of N (N is 2 or more) electrodes, to an external device (200). When the communication section (5) receives a designation signal designating a group of M electrode(s) (2a), M being smaller than N, the communication section (5) is caused to transmit data corresponding to electroencephalogram signals of the living body (300) which are detected through the group of M electrode(s) (2a), to the external device (200) in real time.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: October 10, 2023
    Assignees: NIHON KOHDEN CORPORATION, OSAKA UNIVERSITY, NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY, SPChange, LLC.
    Inventors: Kaoru Imajo, Katsuyoshi Suzuki, Masayuki Hirata, Seiji Kameda, Takafumi Suzuki, Hiroshi Ando, Takatsugu Kamata
  • Publication number: 20230310872
    Abstract: An automated external defibrillator includes: a high voltage generator configured to charge or discharge electric energy for giving a subject an electric shock for defibrillation; an outer housing configured to house the high voltage generator and defining an exterior of the automated external defibrillator; and a potting material containing an insulating material. The high voltage generator includes: a high voltage circuit board; and a high voltage electronic component disposed on the high voltage circuit board. The potting material covers the high voltage circuit board and a terminal of the high voltage electronic component, and is in contact with the high voltage circuit board and the outer housing to fix the high voltage circuit board to the outer housing.
    Type: Application
    Filed: April 28, 2021
    Publication date: October 5, 2023
    Applicant: Nihon Kohden Corporation
    Inventors: Fumihito Iwai, Yutaka Uchiyama
  • Patent number: 11766533
    Abstract: A bite block includes a hollow oral cavity insert part, a plate and a hollow outside part. The hollow oral cavity insert part is in contacts with an oral cavity of a subject at the time of attaching the bite block to the subject. The plate is formed in a flange shape extending from the oral cavity insert part. A hollow outside part includes an exposed portion which is exposed to an outside of the oral cavity at the time of attaching, and communicates with a hole of the oral cavity insert part. In the bite block, the hollow outside part includes at least one through hole with which an external device is attached to the bite block, on the exposed portion.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: September 26, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Fumihiko Takatori, Masayuki Inoue, Kenichiro Kabumoto
  • Patent number: 11760905
    Abstract: Brain motion monitoring systems and methods are disclosed that can detect interpret and/or display normal and abnormal brain motions. The devices and methods can detect Cerebrovascular Stenosis and provide for Noninvasive Intracranial Pressure Measurement.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: September 19, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Kirk Watson Beach, Mitsuhiro Oura
  • Publication number: 20230285763
    Abstract: An automated external defibrillator includes: a detector that detects an abnormality of the automated external defibrillator; and a notifier that notifies a user of the detection of the abnormality. The notifier has a display unit that includes a light source, and a sounder that generates an alert sound. The display unit executes a first mode and a second mode lower in power consumption alternately. The sounder executes a third mode and a fourth mode lower in power consumption alternately. At least a half part of each of periods in which the first mode is executed overlaps timewise with a corresponding one of periods in which the fourth mode is executed. At least a half part of each of periods in which the third mode is executed overlaps timewise with a corresponding one of periods in which the second mode is executed.
    Type: Application
    Filed: May 28, 2021
    Publication date: September 14, 2023
    Applicant: Nihon Kohden Corporation
    Inventors: Kota Kumamoto, Fumihito Iwai, Naoto Akiyama, Ryosuke Kuno
  • Publication number: 20230277128
    Abstract: A signal processing device is mounted on a physiological information processing device switchable between a first state in which the physiological information processing device is operable by a first function and a second state in which the physiological information processing device is operable by a second function higher than the first function. The signal processing device processes a signal corresponding to physiological information output from a sensor included in a probe connected to the physiological information processing device based on a state designation information for designating whether the physiological information processing device operates in the first state or in the second state.
    Type: Application
    Filed: February 27, 2023
    Publication date: September 7, 2023
    Applicant: NIHON KOHDEN CORPORATION
    Inventors: Tetsuo SUZUKI, Yoshiharu Harada
  • Publication number: 20230271018
    Abstract: A non-transitory computer-readable medium has recorded thereon a program that makes circuitry of a portable information terminal execute: a detection step of detecting presence/absence of an automated external defibrillator in an activated state based on presence/absence of a wireless signal sent from the automated external defibrillator, the wireless signal becoming detectable in response to activation of the automated external defibrillator having a wireless communication module; and a first transmission step of transmitting notification information for notification about the activation of the automated external defibrillator to a management computer in response to the automated external defibrillator in the activated state being detected in the detection step.
    Type: Application
    Filed: May 28, 2021
    Publication date: August 31, 2023
    Applicant: Nihon Kohden Corporation
    Inventors: Tsutomu Wakabayashi, Yuji Igawa, Kanchi Ito
  • Patent number: 11737735
    Abstract: A physiological information system includes a patient monitor configured to acquire a vital sign based on a vital sign signal of a subject, and an ultrasonic measuring apparatus configured to acquire ultrasonic images based on ultrasonic waves transmitted toward the subject and received from the subject. The patient monitor includes a storage device configured to store measured data of the vital signs in association with measurement dates and times, and to store the ultrasonic images in association with image capture timings, and a controller configured to display a screen on a display section based on data, including the measured data and the ultrasonic images, stored in the storage device.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: August 29, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Mitsuhiro Oura, Sou Kumagai, Wataru Matsuzawa, Nobuyuki Yasumaru, Kazuya Nagase, Hiroshi Torigai, Naoki Fukushima