CN107923807B - 用于测量流体流动的压力的系统和方法 - Google Patents

用于测量流体流动的压力的系统和方法 Download PDF

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Publication number
CN107923807B
CN107923807B CN201680050041.9A CN201680050041A CN107923807B CN 107923807 B CN107923807 B CN 107923807B CN 201680050041 A CN201680050041 A CN 201680050041A CN 107923807 B CN107923807 B CN 107923807B
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China
Prior art keywords
volume chamber
fluid
volume
pressure
chamber
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CN201680050041.9A
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English (en)
Chinese (zh)
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CN107923807A (zh
Inventor
M·雷
M·J·默菲
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Haemonetics Corp
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Haemonetics Corp
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Priority to CN202110493873.0A priority Critical patent/CN113252230B/zh
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
    • G01L7/082—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type construction or mounting of diaphragms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6866—Extracorporeal blood circuits, e.g. dialysis circuits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
    • A61M1/3641—Pressure isolators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/367—Circuit parts not covered by the preceding subgroups of group A61M1/3621
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/0023—Fluidic connecting means for flowthrough systems having a flexible pressure transmitting element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/003—Fluidic connecting means using a detachable interface or adapter between the process medium and the pressure gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/30—Blood pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • External Artificial Organs (AREA)
  • Measuring Fluid Pressure (AREA)
CN201680050041.9A 2015-07-20 2016-07-20 用于测量流体流动的压力的系统和方法 Active CN107923807B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110493873.0A CN113252230B (zh) 2015-07-20 2016-07-20 用于测量流体路径内的压力的设备

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562194436P 2015-07-20 2015-07-20
US62/194,436 2015-07-20
PCT/US2016/043055 WO2017015322A1 (en) 2015-07-20 2016-07-20 System and method for measuring pressure of fluid flow

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202110493873.0A Division CN113252230B (zh) 2015-07-20 2016-07-20 用于测量流体路径内的压力的设备

Publications (2)

Publication Number Publication Date
CN107923807A CN107923807A (zh) 2018-04-17
CN107923807B true CN107923807B (zh) 2021-05-25

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CN201680050041.9A Active CN107923807B (zh) 2015-07-20 2016-07-20 用于测量流体流动的压力的系统和方法
CN202110493873.0A Active CN113252230B (zh) 2015-07-20 2016-07-20 用于测量流体路径内的压力的设备

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US (2) US11162859B2 (https=)
EP (1) EP3325931B1 (https=)
JP (3) JP6901464B2 (https=)
CN (2) CN107923807B (https=)
WO (1) WO2017015322A1 (https=)

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JP6564914B1 (ja) 2018-06-22 2019-08-21 日機装株式会社 医療器具及びその製造方法
JP6694475B2 (ja) 2018-06-22 2020-05-13 日機装株式会社 医療器具の製造方法及び製造装置
US12013298B2 (en) * 2018-11-27 2024-06-18 Grundfos Holding A/S Protective cover for a pressure sensor
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JP7536308B2 (ja) * 2021-09-16 2024-08-20 株式会社ニューギン 遊技機
JP7536306B2 (ja) * 2021-09-16 2024-08-20 株式会社ニューギン 遊技機
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US11434900B1 (en) * 2022-04-25 2022-09-06 Vulcan Industrial Holdings, LLC Spring controlling valve
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Also Published As

Publication number Publication date
EP3325931A4 (en) 2019-02-13
CN113252230B (zh) 2024-08-13
CN107923807A (zh) 2018-04-17
JP7274526B2 (ja) 2023-05-16
JP2023093736A (ja) 2023-07-04
WO2017015322A1 (en) 2017-01-26
US11162859B2 (en) 2021-11-02
EP3325931B1 (en) 2020-10-28
JP2021151532A (ja) 2021-09-30
JP7546722B2 (ja) 2024-09-06
US20220049999A1 (en) 2022-02-17
CN113252230A (zh) 2021-08-13
EP3325931A1 (en) 2018-05-30
US11802802B2 (en) 2023-10-31
US20180202881A1 (en) 2018-07-19
JP2018522655A (ja) 2018-08-16
JP6901464B2 (ja) 2021-07-14

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