Patents by Inventor Mitsushi Hyogo
Mitsushi Hyogo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11647936Abstract: An electroencephalogram electrode includes: a bottom portion on which a connection member is placed, the connection member which is configured to supply a biological signal that is acquired from a subject through conductive gel, to an external apparatus; an annular wall which annularly extends from the bottom portion in a contact direction with respect to the subject; and a plurality of barb members which are disposed in a holding space for the conductive gel that is located inside the annular wall, and which elongate from the bottom portion in the contact direction with respect to the subject.Type: GrantFiled: February 15, 2016Date of Patent: May 16, 2023Assignee: NIHON KOHDEN CORPORATIONInventors: Shigehiro Nishiwaki, Junji Kuroda, Mitsushi Hyogo, Takayuki Mogi, Kaoru Imajo, Satoru Uchinuma
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Publication number: 20180339124Abstract: A hydrogen gas supplying apparatus includes a switching section configured to output, in accordance with switch instructions, one of a hydrogen-containing gas that contains hydrogen and a non-hydrogen-containing gas that does not contain hydrogen, an output section through which the gas that has been output from the switching section is supplied to a subject, and a controller configured to send the switch instructions to the switching section in accordance with an elapsed time and to control an amount of hydrogen that is output from the switching section. The controller controls an amount of hydrogen output per unit time during a first period from a start of switching from the non-hydrogen-containing gas to the hydrogen-containing gas to be greater than an amount of hydrogen output per unit time during a second period successively following the first period.Type: ApplicationFiled: November 15, 2016Publication date: November 29, 2018Applicant: NIHON KOHDEN CORPORATIONInventors: Mitsushi HYOGO, Tohru KURATA, Shinya NAGATA
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Publication number: 20180177969Abstract: A treatment gas supplying apparatus includes: a first mixed gas producing section that is configured to produce a first mixed gas in which a first gas and a treatment gas having a treatment effect are mixed with each other in a first ratio; and a second mixed gas producing section that is configured to produce a second mixed gas in which a second gas and the treatment gas are mixed with each other in a second ratio, the second ratio being within a constant difference from the first ratio.Type: ApplicationFiled: June 16, 2016Publication date: June 28, 2018Applicant: NIHON KOHDEN CORPORATIONInventors: Shinji YAMAMORI, Yoshihiro TAKAYANAGI, Mitsushi HYOGO
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Publication number: 20180028089Abstract: An electroencephalogram electrode includes: a bottom portion on which a connection member is placed, the connection member which is configured to supply a biological signal that is acquired from a subject through conductive gel, to an external apparatus; an annular wall which annularly extends from the bottom portion in a contact direction with respect to the subject; and a plurality of barb members which are disposed in a holding space for the conductive gel that is located inside the annular wall, and which elongate from the bottom portion in the contact direction with respect to the subject.Type: ApplicationFiled: February 15, 2016Publication date: February 1, 2018Applicant: NIHON KOHDEN CORPORATIONInventors: Shigehiro NISHIWAKI, Junji KURODA, Mitsushi HYOGO, Takayuki MOGI, Kaoru IMAJO, Satoru UCHINUMA
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Patent number: 9743846Abstract: A non-invasive venous pressure measurement apparatus is provided, including: a first cuff attached to a portion including a vein and an artery in a living body; a pressure control unit that changes a first applied pressure applied by the cuff to the portion; a pulse wave detection unit that detects a pulse wave from a pressure received by the cuff from the portion; another pulse wave detection unit that detects another pulse wave including at least an arterial pulse wave in another portion of the living body; an analyzing unit that analyzes a correlation between the two pulse waves, which are changed as the applied pressure is changed by the pressure control unit changes; and a venous pressure calculation unit that calculates a venous pressure based on the applied pressure and a result of analysis by the analyzing unit.Type: GrantFiled: March 29, 2012Date of Patent: August 29, 2017Assignee: Nihon Kohden CorporationInventors: Teiji Ukawa, Tsuneo Takayanagi, Haruka Morimoto, Tatsuo Nishihara, Tatsuo Yoshida, Shiro Adachi, Mitsushi Hyogo
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Patent number: 9743842Abstract: A biological parameter displaying apparatus includes: a coordinate displaying unit which displays first coordinates in which a first biological parameter of a patient, which is measured by a first measuring unit, is set as an X-axis, and a second biological parameter of the patient, which is different in kind from the first biological parameter and which is measured by a second measuring unit, is set as a Y-axis; a plot data producing unit which produces first plot data, each of the first plot data being produced based on first measurement values of the first and second biological parameters which are measured at a same time or in a same time zone; and a plot displaying unit which plots the first plot data in the first coordinates.Type: GrantFiled: October 22, 2010Date of Patent: August 29, 2017Assignee: NIHON KOHDEN CORPORATIONInventors: Masami Tanishima, Mitsushi Hyogo
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Patent number: 9717623Abstract: The present invention provides an apparatus for controlling body temperature of a patient during hypothermia treatment, comprising: a body trunk cooling unit having a first affixing portion to be applied on a surface of the trunk of a patient's body and for cooling the surface of the trunk of the patient's body; and a body peripheral part heating unit having a second affixing portion to be applied to the peripheral part of the patient's body and for heating the peripheral part of the body by utilizing exhaust heat from the body trunk cooling unit and suppressing activation of cold receptors of the skin of the patient.Type: GrantFiled: January 27, 2015Date of Patent: August 1, 2017Assignee: NIHON KOHDEN CORPORATIONInventors: Mitsushi Hyogo, Takayuki Mogi, Yoshihiro Takayanagi, Masahiro Echigo
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Patent number: 9433361Abstract: A biological information monitor includes: a first measuring unit which measures a pulse wave propagation time of a patient; a second measuring unit which measures a blood pressure of the patient; a calculating unit which calculates an estimated blood pressure value of the patient based on the pulse wave propagation time of the patient; a setting unit which sets a threshold; and a determining unit which compares the estimated blood pressure value with the threshold. The second measuring unit is activated to measure the blood pressure of the patient at least one of at time intervals and at a time when an operator operates the second measuring unit, and the second measuring unit is activated to measure the blood pressure of the patient by the determining unit based on the comparison result.Type: GrantFiled: August 31, 2010Date of Patent: September 6, 2016Assignee: NIHON KOHDEN CORPORATIONInventors: Mitsushi Hyogo, Teiji Ukawa, Yoshihiro Sugo, Hiroko Hagiwara
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Patent number: 9282906Abstract: A blood volume measuring method, apparatus and program for removing an artifact when used in an apparatus for analyzing respiratory variation of the stroke volume of a patient in order to determine the fluid response of the patient or adequately set artificial ventilation is provided.Type: GrantFiled: September 9, 2010Date of Patent: March 15, 2016Assignee: NIHON KOHDEN CORPORATIONInventors: Yoshihiro Sugo, Mitsushi Hyogo
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Publication number: 20150209175Abstract: The present invention provides an apparatus for controlling body temperature of a patient during hypothermia treatment, comprising: a body trunk cooling unit having a first affixing portion to be applied on a surface of the trunk of a patient's body and for cooling the surface of the trunk of the patient's body; and a body peripheral part heating unit having a second affixing portion to be applied to the peripheral part of the patient's body and for heating the peripheral part of the body by utilizing exhaust heat from the body trunk cooling unit and suppressing activation of cold receptors of the skin of the patient.Type: ApplicationFiled: January 27, 2015Publication date: July 30, 2015Inventors: Mitsushi HYOGO, Takayuki MOGI, Yoshihiro TAKAYANAGI, Masahiro ECHIGO
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Patent number: 9049993Abstract: A biological signal measuring apparatus includes: a pressure sensor which measures a pressure in a living body; a respiratory sensor which measures respiratory information; and an outputting unit which detects an end-tidal based on the respiratory information measured by the respiratory sensor and which outputs a pressure value based on the pressure measured by the pressure sensor when detecting the end-tidal.Type: GrantFiled: March 1, 2010Date of Patent: June 9, 2015Assignee: NIHON KOHDEN CORPORATIONInventors: Masami Tanishima, Mitsushi Hyogo, Takashi Mato
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Patent number: 8920328Abstract: A blood pressure measurement apparatus includes: a detector, operable to detect a first pulse, a second pulse prior to the first pulse and a third pulse prior to the second pulse under the same pressure; a first distinguisher, operable to distinguish whether waveforms of the first and second pulses are substantially identical with each other; a second distinguisher, when the waveforms are not substantially identical with each other, operable to distinguish whether parameters of the first, second and third pulses meet a condition corresponding to arrhythmia; a determiner, operable to determine the first and second pulses to be pulse waves when the waveforms are substantially identical with each other, and operable to determine the first, second and third pulses to be pulse waves when the parameters meet the condition; and a calculator, operable to calculate a blood pressure value based on the pulse waves.Type: GrantFiled: November 26, 2008Date of Patent: December 30, 2014Assignee: Nihon Kohden CorporationInventors: Hideaki Hirabara, Mitsushi Hyogo
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Publication number: 20140296950Abstract: A thermoregulation device which is adapted to be used for covering part of a living body, includes: a first sheet which is higher in thermal conductivity than cotton cloth; a second sheet which is higher in heat insulating and retaining properties than cotton cloth; and a gas passage which is formed between the first sheet and the second sheet. A first opening which communicates with the gas passage is formed in one of the first sheet and the second sheet. A second opening which communicates with the gas passage is formed in one of the first sheet and the second sheet. A gas which is introduced through the first opening is discharged from the second opening via the gas passage.Type: ApplicationFiled: March 25, 2014Publication date: October 2, 2014Applicant: Nihon Kohden CorporationInventors: Mitsushi HYOGO, Ichiro SHIMADA, Eiichi TANAKA, Yoshihiro TAKAYANAGI, Masahiro ECHIGO, Yuichiro OMOTE, Kenji YOKOYA
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Publication number: 20120253209Abstract: A non-invasive venous pressure measurement apparatus is provided, including: a first cuff attached to a portion including a vein and an artery in a living body; a pressure control unit that changes a first applied pressure applied by the cuff to the portion; a pulse wave detection unit that detects a pulse wave from a pressure received by the cuff from the portion; another pulse wave detection unit that detects another pulse wave including at least an arterial pulse wave in another portion of the living body; an analyzing unit that analyzes a correlation between the two pulse waves, which are changed as the applied pressure is changed by the pressure control unit changes; and a venous pressure calculation unit that calculates a venous pressure based on the applied pressure and a result of analysis by the analyzing unit.Type: ApplicationFiled: March 29, 2012Publication date: October 4, 2012Applicant: Nihon Kohden CorporationInventors: Teiji UKAWA, Tsuneo Takayanagi, Haruka Morimoto, Tatsuo Nishihara, Tatsuo Yoshida, Shiro Adachi, Mitsushi Hyogo
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Publication number: 20110098540Abstract: A biological parameter displaying apparatus includes: a coordinate displaying unit which displays first coordinates in which a first biological parameter of a patient, which is measured by a first measuring unit, is set as an X-axis, and a second biological parameter of the patient, which is different in kind from the first biological parameter and which is measured by a second measuring unit, is set as a Y-axis; a plot data producing unit which produces first plot data, each of the first plot data being produced based on first measurement values of the first and second biological parameters which are measured at a same time or in a same time zone; and a plot displaying unit which plots the first plot data in the first coordinates.Type: ApplicationFiled: October 22, 2010Publication date: April 28, 2011Applicant: NIHON KOHDEN CORPORATIONInventors: Masami TANISHIMA, Mitsushi HYOGO
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Publication number: 20110060531Abstract: A blood volume measuring method includes: acquiring data of stroke volume variation at each respiratory rate, and storing the acquired data in a first buffer; reading an N1 number of the data stored in the first buffer, from the first buffer, and storing the N1 number of the data in a second buffer; excluding a part of the data stored in the second buffer, a value of each of which exceeds a first upper limit or falls below a first lower limit, from the data stored in the second buffer, and storing the other of the data stored in the second buffer, in a third buffer; acquiring a deviation of each of the data stored in the third buffer, from a median value of the data stored in the third buffer, excluding a part of the data stored in the third buffer, the deviation of each of which exceeds a second upper limit or falls below a second lower limit, from the data stored in the third buffer, and storing the other of the data stored in the third buffer, in a fourth buffer; determining whether N2/N1 is within an alloType: ApplicationFiled: September 9, 2010Publication date: March 10, 2011Applicant: NIHON KOHDEN CORPORATIONInventors: Yoshihiro SUGO, Mitsushi HYOGO
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Publication number: 20110054328Abstract: A biological information monitor includes: a first measuring unit which measures a pulse wave propagation time of a patient; a second measuring unit which measures a blood pressure of the patient; a calculating unit which calculates an estimated blood pressure value of the patient based on the pulse wave propagation time of the patient; a setting unit which sets a threshold; and a determining unit which compares the estimated blood pressure value with the threshold. The second measuring unit is activated to measure the blood pressure of the patient at least one of at time intervals and at a time when an operator operates the second measuring unit, and the second measuring unit is activated to measure the blood pressure of the patient by the determining unit based on the comparison result.Type: ApplicationFiled: August 31, 2010Publication date: March 3, 2011Applicant: NIHON KOHDEN CORPORATIONInventors: Mitsushi HYOGO, Teiji UKAWA, Yoshihiro SUGO, Hiroko HAGIWARA
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Publication number: 20100222650Abstract: A biological signal measuring apparatus includes: a pressure sensor which measures a pressure in a living body; a respiratory sensor which measures respiratory information; and an outputting unit which detects an end-tidal based on the respiratory information measured by the respiratory sensor and which outputs a pressure value based on the pressure measured by the pressure sensor when detecting the end-tidal.Type: ApplicationFiled: March 1, 2010Publication date: September 2, 2010Applicant: NIHON KOHDEN CORPORATIONInventors: Masami TANISHIMA, Mitsushi HYOGO, Takashi MATO
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Patent number: RE48076Abstract: A non-invasive venous pressure measurement apparatus is provided, including: a first cuff attached to a portion including a vein and an artery in a living body; a pressure control unit that changes a first applied pressure applied by the cuff to the portion; a pulse wave detection unit that detects a pulse wave from a pressure received by the cuff from the portion; another pulse wave detection unit that detects another pulse wave including at least an arterial pulse wave in another portion of the living body; an analyzing unit that analyzes a correlation between the two pulse waves, which are changed as the applied pressure is changed by the pressure control unit changes; and a venous pressure calculation unit that calculates a venous pressure based on the applied pressure and a result of analysis by the analyzing unit.Type: GrantFiled: April 29, 2019Date of Patent: July 7, 2020Assignee: NIHON KOHDEN CORPORATIONInventors: Teiji Ukawa, Tsuneo Takayanagi, Haruka Morimoto, Tatsuo Nishihara, Tatsuo Yoshida, Shiro Adachi, Mitsushi Hyogo
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Patent number: RE49055Abstract: A non-invasive venous pressure measurement apparatus is provided, including: a first cuff attached to a portion including a vein and an artery in a living body; a pressure control unit that changes a first applied pressure applied by the cuff to the portion; a pulse wave detection unit that detects a pulse wave from a pressure received by the cuff from the portion; another pulse wave detection unit that detects another pulse wave including at least an arterial pulse wave in another portion of the living body; an analyzing unit that analyzes a correlation between the two pulse waves, which are changed as the applied pressure is changed by the pressure control unit changes; and a venous pressure calculation unit that calculates a venous pressure based on the applied pressure and a result of analysis by the analyzing unit.Type: GrantFiled: July 6, 2020Date of Patent: May 3, 2022Assignee: NIHON KOHDEN CORPORATIONInventors: Teiji Ukawa, Tsuneo Takayanagi, Haruka Morimoto, Tatsuo Nishihara, Tatsuo Yoshida, Shiro Adachi, Mitsushi Hyogo