Omron Healthcare Company Ltd.

Omron Corporation

Rohm Co., Ltd.

Naoki Matsumoto

Kei Asai

Kenji Hashino

Naoto Ohgami

Naomi Matsumura

Kenji Fujii

Yasuhiro Kawabata

Takanobu Yamauchi

Atsushi Kawano

Gaku Hasegawa

Yasuo Fujita

Kentaro Mori

Yuki Kato

Chizu Habukawa

Katsumi Murakami

There is provided a wheeze detection apparatus including: a sound measurer configured to measure a pulmonary sound of a measurement subject; a respiratory sound volume deriver configured to derive a respiratory sound volume of the measurement subject based on the sound measured by the sound measurer; and a wheeze detector configured to extract a maximum point from an intensity distribution for each frequency of the sound and to detect wheeze based on information on the maximum point. The wheeze detector sets, in a case where the respiratory sound volume is outside a predetermined range, detection sensitivity of the wheeze to a higher value than the detection sensitivity in a case where the respiratory sound volume is within the range.

Wheeze detection apparatus, wheeze detection method, and wheeze detection program

There is provided a biological sound measuring device that has a member which defines a space to be sealed by a body surface of a living body in a state of being pressed against the body surface, and that measures a biological sound of the living body based on pressure fluctuation in the space. The device includes: a sound generator that generates a sound toward the body surface; a sound measurer that measures a reflected sound of the sound generated by the sound generator; and a controller that determines whether or not a contact state or a contact position of the member with respect to the body surface satisfies a condition necessary for measurement of the biological sound, based on the reflected sound measured by the sound measurer, and that performs notification when it is determined that the condition is not satisfied.

Biological sound measuring device, biological sound measurement support method, and biological sound measurement support program

There is provided a wheezing detection device, including: a wheezing determiner that performs processing of determining whether wheezing is included in the pulmonary sound of the subject, based on the signal of the pulmonary sound that is measured by a sound measurer after an instruction for starting wheezing detection processing is issued; and a controller that ends measurement of the signal of the pulmonary sound performed by the sound measurer and reports a result of the processing, in a case where an elapsed time period from a measurement start time point of the signal, which is firstly measured by the sound measurer after the instruction is issued, reaches a predetermined time period set in advance, or in a case where it is determined by the wheezing determiner that wheezing is included in the pulmonary sound of the subject.

Wheezing detection device and wheezing detection program

A semiconductor deviceincludes: a first external terminalto which a first voltage is to be applied; a second external terminalto which a second voltage is to be applied; a third external terminal; first wiringconnected to the first external terminal; second wiringconnected to the second external terminal; an internal block circuitconnected to the first wiring; a first resistorand a transistorserially connected between the first wiringand the second wiring; and a second resistorconnected between the first wiringand the second wiring. The transistorturns on or off based on a test signal fed from the third external terminal. This configuration enables product identification using a resistance value, even if a predetermined resistance value cannot be changed.

Semiconductor device and semiconductor device identification method

There is provided a biological sound measuring device, including: a main body including: a first sound measuring instrument, a housing that has an opening, a second sound measuring instrument, and a controller that causes a sound generator to generate a sound in a state where the opening in the housing is not closed, that determines whether or not a relationship between a measurement sensitivity of the first sound measuring instrument and a measurement sensitivity of the second sound measuring instrument satisfies a condition set in advance, and that when it is determined that the relationship does not satisfy the condition, notifies that it is unable to ensure measurement accuracy of biological sound or adjusts the measurement sensitivity of one or both of the first sound measuring instrument and the second sound measuring instrument.

Biological sound measuring device, method for operating biological sound measuring device, and program for operating biological sound measuring device

A pulse wave measurement device includes an electrode unit and a pulse wave measurement unit including pairs of current applying electrodes and voltage measuring electrodes. The electrode unit includes a substrate with insulating properties, measurement electrodes, connection electrodes electrically connected to the measurement electrodes in a 1-to-1 manner, and an adhesive layer. The pulse wave measurement unit includes a belt member configured to wrap around a living body and cover the electrode unit attached to a body surface. The pair of current applying electrodes and the pair of voltage measuring electrodes are disposed on an inner circumferential surface of the belt member so that, when the belt member is in a wrapped state around a living body, each one of the pair of current applying electrodes and each one of the pair of voltage measuring electrodes come into contact with any one of the connection electrode.

Electrode unit, pulse wave measurement unit, and pulse wave measurement device

A pulse wave measurement device including: a belt to be worn around a measurement target site; first and second pulse wave sensors that are mounted on the belt spaced from each other with respect to a width direction of the belt, and that detect pulse waves of opposing portions of an artery passing through the measurement target site; a pressing unit that is mounted on the belt is capable of changing pressing forces of the pulse wave sensors against the measurement target site; a waveform comparing unit that acquires pulse wave signals which are time-sequentially output by the pulse wave sensors respectively, and compares waveforms of the pulse wave signals; and a pulse wave sensor pressing force setting unit that variably sets the pressing forces by the pressing unit such that the waveforms of the pulse wave signals compared by the waveform comparing unit become identical to each other.

Pulse wave measurement device, pulse wave measurement method, and blood pressure measurement device

A blood pressure estimation device includes a display unit (), a belt portion (), a first contact electrode () and a second contact electrode () for detecting an electrocardiographic waveform, and a pulse wave sensor. The display unit () displays a blood pressure estimation result. The belt portion () is connected to the display unit () and surrounds a target measurement site. The pulse wave sensor includes a pulse wave detection unit (E) that detects a pulse wave of an artery () passing through the target measurement site. The first contact electrode () and the pulse wave detection unit (E) are provided on an inner circumferential portion () of the belt portion (). The second contact electrode () is provided on an outer circumferential portion () of the belt portion (). The first contact electrode () and the pulse wave detection unit (E) are provided in a position where the first contact electrode () and the pulse wave detection unit (E) are to be pressed against the target measurement site when the second contact electrode () is pressed from an outer circumferential side of the belt portion ().

Blood pressure estimation device

A belt to be mounted around a measurement site; first pulse wave sensor and second pulse wave sensor mounted on the belt, separated from each other, configured to detect pulse waves in an artery passing through the measurement site; and pressing member mounted on the belt, capable of pressing first pulse wave sensor and second pulse wave sensor against the measurement site while varying pressing force. Time difference between first and second pulse wave signals is acquired as pulse transit time. Blood pressure is calculated based on the pulse transit time acquired by the measurement processing unit by using a predetermined correspondence equation between pulse transit time and blood pressure. Pulse transit time is acquired with the measurement processing unit while pressing force by pressing member is changed in resting state, and corresponding equation is calibrated based on plurality of pulse transit times corresponding to plurality of respective pressing forces.

Blood pressure measurement device and blood pressure measurement method

There is provided a biological sound measuring device that, in a contact state of being in contact with a body surface of a living body, measures a biological sound of the living body, the biological sound measuring device including: a first sound measuring instrument that is configured to measure the biological sound; a second sound measuring instrument that is configured to measure an ambient sound of the biological sound measuring device; and a controller that determines measurement accuracy of the biological sound in the first sound measuring instrument based on a difference in intensity at a predetermined specified frequency between a first sound measured by the first sound measuring instrument and a second sound measured by the second sound measuring instrument, and that performs notification when the measurement accuracy is less than a predetermined value.

A low-side driving circuit forms a power conversion apparatus together with a power transistor to be driven. A protection circuit generates a protection signal S. An alarm control circuit changes an electrical state of a fail terminal according to the protection signal S. A judgment circuit compares a voltage Vat a fail (FO) terminal with a predetermined threshold value, and generates a judgment signal Sthat indicates the comparison result. A control logic circuit controls the state of the power transistor based on the judgment signal Sand the protection signal S

Driving circuit for power transistor

Provided is an electronic thermometer that is inexpensive, has fast thermal response, and suppresses bending and directional misalignment of the lead of the temperature sensor during assembly of the electronic thermometer. The electronic thermometer includes: a temperature sensor that includes a temperature sensing unit that measures the body temperature of a measurement subject and a lead having one end that is fixed to the temperature sensing unit; a hollow housing that houses the lead, and in which the temperature sensing unit is arranged on the tip side; a printed circuit board to which the other end of the lead is fixed; and an assembly that includes the printed circuit board and is housed in the housing. The assembly includes an extension portion extending toward the tip side of the housing. The extension portion has a guide portion that orients the extending direction of the lead.

Electronic thermometer and method for manufacturing the same

An electronic thermometer that is inexpensive, has fast thermal response, and suppresses bending and directional misalignment of the lead of the temperature sensor during assembly. The electronic thermometer includes: a thermistor that includes a temperature sensing unit that measures the body temperature of a measurement subject and a lead having one end that is fixed to the temperature sensing unit; a hollow housing that houses the lead, and in which the temperature sensing unit is arranged on the tip side; a printed circuit board to which the other end of the lead is fixed; an assembly that includes the printed circuit board and is housed in the housing; and a plate-shaped member that is attached to the assembly and is arranged on the tip side of the housing relative to the assembly. The plate-shaped member has adhesive characteristics on a top face that opposes the lead.

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Kyoto, Japan

Naoki Matsumoto