WO2018225896A1 - Système d'entraînement à la respiration spontanée reposant sur un capteur mems - Google Patents

Système d'entraînement à la respiration spontanée reposant sur un capteur mems Download PDF

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Publication number
WO2018225896A1
WO2018225896A1 PCT/KR2017/010081 KR2017010081W WO2018225896A1 WO 2018225896 A1 WO2018225896 A1 WO 2018225896A1 KR 2017010081 W KR2017010081 W KR 2017010081W WO 2018225896 A1 WO2018225896 A1 WO 2018225896A1
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WO
WIPO (PCT)
Prior art keywords
permanent magnet
mems sensor
training system
sensor
based self
Prior art date
Application number
PCT/KR2017/010081
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English (en)
Korean (ko)
Inventor
정원규
정영진
김동욱
오윤진
윤태형
이수호
김태환
Original Assignee
경희대학교산학협력단
동서대학교 산학협력단
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 경희대학교산학협력단, 동서대학교 산학협력단 filed Critical 경희대학교산학협력단
Publication of WO2018225896A1 publication Critical patent/WO2018225896A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/0803—Recording apparatus specially adapted therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6823—Trunk, e.g., chest, back, abdomen, hip
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/683—Means for maintaining contact with the body
    • A61B5/6831—Straps, bands or harnesses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2505/00—Evaluating, monitoring or diagnosing in the context of a particular type of medical care
    • A61B2505/09—Rehabilitation or training
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0223—Magnetic field sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/028—Microscale sensors, e.g. electromechanical sensors [MEMS]

Definitions

  • the present invention relates to a respiratory training system for maximizing the therapeutic effect of a patient undergoing respiratory linkage radiation therapy by accurately measuring the respiratory cycle with a magnetic field sensor for measuring the density of the permanent magnet device and the magnetic force line.
  • a tumor develops in the lungs or liver, it is treated with radiation to remove it.
  • the area receiving the radiation treatment moves, which lowers the accuracy of the radiation treatment and causes unnecessary exposure. That is, the radiation cannot be accurately irradiated toward the tumor, and the radiation is exposed to other normal areas, causing further damage.
  • the patient has a regular cycle of regular breathing, and respiratory-linked radiation therapy is performed according to the cycle.
  • Korean Patent Laid-Open Publication No. 10-2008-0039916 (published date: 2008.05.07.) Relates to a system and method for radiation treatment on a moving site, and includes a plurality of treatment plans for providing radiation therapy. Establishing and monitoring the radiation treatment and the patient and changing the treatment plan accordingly.
  • Korean Patent Publication No. 10-1598660 (Registration Date: 2016.02.23.) Discloses a method, magnetic resonance device, computer program and electronic method for obtaining a measurement data set of a breathing test subject by magnetic resonance technology.
  • the present invention relates to a data medium which can be read by a computer.
  • the present invention seeks to improve the precision of radiation therapy.
  • the present invention seeks to improve the radiotherapy effect of patients undergoing respiratory peristaltic therapy.
  • the present invention seeks to reduce unnecessary radiation exposure in patients undergoing respiratory peristaltic therapy.
  • MEMS sensor-based self-breathing training system for achieving this object is a band that is adjustable in length to be worn on the subject and the permanent magnet attached to the band to generate a magnetic field and the permanent magnet in the band
  • the sensor unit is disposed to face each other, and has a MEMS sensor provided to calculate a position change by processing a vector value sensing the magnetic field of the permanent magnet.
  • the MEMS sensor toward the permanent magnet is characterized in that located on each side of the sensor portion made of a polyhedron.
  • the MEMS sensor is to measure the magnetic field direction of the permanent magnet from a plurality of different axial direction.
  • the sensor unit is characterized in that for measuring the position change through the magnetic force line density of the permanent magnet.
  • the sensor unit further includes a vibrator for indicating this when out of the reference range of the set period or position value.
  • the sensor unit is characterized in that the graph shows the relative change in position by setting the maximum exhalation and the maximum inhalation according to the breath of the irradiated object.
  • the present invention includes a MEMS sensor that detects the magnetic force line density of the permanent magnet, computes a vector value, and shows a position change as a graph.
  • the MEMS sensor further includes a vibrator for indicating this when out of the reference range of the set period or position value.
  • MEMS sensor-based self-breathing training system has the effect of improving the radiation treatment by regularly training the breathing cycle of the patient.
  • MEMS sensor-based self-breathing training system has the effect of making the breathing cycle regularly through the patient's own breathing training regardless of the place.
  • FIG. 1 is a front view of a MEMS sensor-based self-breathing training system according to the present invention
  • FIG. 2 is a detailed view of a MEMS sensor-based self-breathing training system according to the present invention
  • FIG. 3 is an embodiment of a MEMS sensor based self breathing training system according to the present invention.
  • FIG. 1 is a front view of a MEMS sensor based self breathing training system according to the present invention.
  • MEMS sensor-based self-breathing training system 10 (hereinafter referred to as 'breathing training system') is a device for training breathing to have a constant cycle of the subject's breath to receive respiratory-linked radiotherapy.
  • 'breathing training system' is a device for training breathing to have a constant cycle of the subject's breath to receive respiratory-linked radiotherapy.
  • the breathing training system 10 is worn on the chest and breathing, the relative change according to the breath is provided to the examinee as a graph, and the examinee self-recognizes and trains to form a regular cycle of breathing pattern.
  • the respiratory training system 10 has a permanent magnet 40 generating a magnetic field on one surface of the adjustable band 20 so that the breathing training system 10 can be worn on the chest of the examinee, and the sensor unit to face the permanent magnet 40 ( 30) is installed.
  • the material of the band 20 is made of an elastic belt that stretches and shrinks well and is easy to adjust the length, and the belt made of a material such as leather or nylon of a fixed length material has a length adjusting means for adjusting the length (mido H) may be provided together.
  • the investigator wearing the band 20 should not have a feeling of rejection or discomfort in wearing, and may be made of any material as long as the length can be easily adjusted to fix the worn portion.
  • the permanent magnet 40 is positioned on one surface of the band 20 to maintain a strong magnetization state for a long time and generate a stable magnetic field without receiving electric energy from the outside.
  • the permanent magnet 40 may be made of a material having a high residual magnetism and coercive force.
  • the other side of the band 20 is attached to the sensor unit 30 provided with the MEMS sensor 32 to face the permanent magnet 40 is to detect the magnetic field generated in the permanent magnet 40.
  • the MEMS sensor 32 has a rectangular parallelepiped shape consisting of a width of 35 mm, a length of 60 mm, and a height of 15 mm, and may be slightly larger or smaller than this.
  • Each surface of the sensor unit 30 having a rectangular parallelepiped shape is positioned so that the MEMS sensor 32 faces the permanent magnet 40. Therefore, the MEMS sensor 32 located on each surface calculates the position change by calculating the magnetic field of the permanent magnet 40 detected from another axial direction as a vector value.
  • the MEMS sensor 32 of the sensor unit 30 measures the position change through the magnetic force line density of the permanent magnet 40.
  • the sensor unit 30 will not necessarily be composed of a rectangular parallelepiped. However, if the polyhedron formed so as to utilize the MEMS sensor 32 most efficiently and economically, it may be made of polygons of various sizes.
  • FIG. 2 shows a detailed view of a MEMS sensor-based self-breathing training system according to the present invention.
  • the sensor unit 30 and the permanent magnet 40 are located on the belt 20 to face each other, thereby enabling more accurate magnetic field measurement.
  • the other surface of the sensor unit 30 and the permanent magnet 40 facing each other is further provided with an adhesive tape or velcro to be attached to the belt 20.
  • the sensor unit 30 and the permanent magnet 40 may be permanently fixed to the belt 20 according to the convenience of use or fabrication.
  • various adhesive members may be used in addition to the adhesive tape or the Velcro. Will be available.
  • the patient is directly worn.
  • the breathing training system 10 is worn on the chest of the examinee, and the sensor unit 30 is worn toward the chest and the permanent magnet 40 is worn toward the back.
  • the sensor unit 30 is connected to an image output device (not shown) such as a monitor by wireless or wired, so that the patient can show a graph in real time.
  • an image output device such as a monitor by wireless or wired
  • the sensor unit 30 and the permanent magnet 40 will not necessarily be worn as described above, the wearing position may be changed at any time according to the convenience or measurement accuracy of the examinee.
  • the sensor unit 30 immediately informs the examinee, and the examinee who recognizes this is to breathe in a certain cycle through respiration training.
  • the sensor unit 30 is further provided with a vibrator (not shown) that immediately informs the examinee when the breathing cycle is out of the reference value.
  • a vibrator (not shown) that immediately informs the examinee when the breathing cycle is out of the reference value.
  • the vibrator may be provided with a bell to generate an alarm sound, any means of alarm may be any means that can give feedback to the examinee.
  • the subject receives feedback through the vibrator to control the breathing cycle, and if used repeatedly, the subject will have regular breathing.
  • Respiratory training system 10 can be trained at any time in the desired space irrespective of time and place, and when the power consumption of the MEMS sensor 32 is consumed according to long-term use, charging or replacing the battery continuously could be used.
  • the respiratory training system does not necessarily secure the sensor and the permanent magnet to the chest of the examinee with a belt, but would be sufficient if it could be secured to prevent it from flowing down by using an adhesive member or other types of fixing members.
  • the size of the permanent magnet may be large or small depending on the body size of the examinee, it may be measured by varying the number of permanent magnets.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physiology (AREA)
  • Pulmonology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

La présente invention concerne un système d'entraînement respiratoire permettant d'optimiser les effets thérapeutiques sur un patient subissant une radiothérapie à synchronisation respiratoire par la mesure précise d'un cycle respiratoire au moyen d'un dispositif à aimant permanent et d'un capteur de champ magnétique permettant de mesurer la densité de lignes de force magnétique. Le système d'entraînement respiratoire comprend : une bande (20) réglable en longueur de manière à être portée par un sujet ; un aimant permanent (40) fixé à la bande (20) destiné à créer un champ magnétique ; et une unité de capteur (30) qui est disposée de manière à faire face à l'aimant permanent (40) dans la bande (20) et qui est pourvue d'un capteur MEMS (32) permettant de mesurer un changement de position par le calcul d'une valeur de vecteur indiquant un champ magnétique détecté de l'aimant permanent (40).
PCT/KR2017/010081 2017-06-05 2017-09-14 Système d'entraînement à la respiration spontanée reposant sur un capteur mems WO2018225896A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0069803 2017-06-05
KR1020170069803A KR102024427B1 (ko) 2017-06-05 2017-06-05 Mems 센서 기반 자가 호흡 훈련 시스템

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WO2018225896A1 true WO2018225896A1 (fr) 2018-12-13

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102278695B1 (ko) * 2019-12-06 2021-07-15 연세대학교 산학협력단 휴대가 가능한 생체 신호 모니터링 장치 및 이를 이용한 호흡 훈련 시스템

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040122334A1 (en) * 2002-09-19 2004-06-24 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern Vantilation and volume change measurements using permanent magnet and magnet sensor affixed to body
JP2006026391A (ja) * 2004-06-14 2006-02-02 Olympus Corp 医療装置の位置検出システムおよび医療装置誘導システム
US20150073717A1 (en) * 2013-09-10 2015-03-12 PNI Sensor Corporation Monitoring biometric characteristics of a user of a user monitoring apparatus
US20160228038A1 (en) * 2013-04-01 2016-08-11 Medical Design Solutions, Inc. Respiration Monitoring System and Method
WO2016151433A1 (fr) * 2015-03-26 2016-09-29 Koninklijke Philips N.V. Ceinture ou bande élastique aux propriétés ferromagnétiques (et aux propriétés antimicrobiennes) pour une mise en place aseptique et simple d'un dispositif de surveillance médicale utilisant des aimants

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2616272A1 (fr) 2005-07-22 2007-02-01 Tomotherapy Incorporated Systeme et procede permettant de detecter un cycle respiratoire chez un patient recevant un traitement de radiotherapie
DE102012206578B4 (de) 2012-04-20 2023-11-02 Siemens Healthcare Gmbh Verfahren zur Akquisition eines Messdatensatzes eines atmenden Untersuchungsobjekts mittels Magnetresonanztechnik, Magnetresonanzanlage, Computerprogramm sowie elektronisch lesbarer Datenträger

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040122334A1 (en) * 2002-09-19 2004-06-24 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern Vantilation and volume change measurements using permanent magnet and magnet sensor affixed to body
JP2006026391A (ja) * 2004-06-14 2006-02-02 Olympus Corp 医療装置の位置検出システムおよび医療装置誘導システム
US20160228038A1 (en) * 2013-04-01 2016-08-11 Medical Design Solutions, Inc. Respiration Monitoring System and Method
US20150073717A1 (en) * 2013-09-10 2015-03-12 PNI Sensor Corporation Monitoring biometric characteristics of a user of a user monitoring apparatus
WO2016151433A1 (fr) * 2015-03-26 2016-09-29 Koninklijke Philips N.V. Ceinture ou bande élastique aux propriétés ferromagnétiques (et aux propriétés antimicrobiennes) pour une mise en place aseptique et simple d'un dispositif de surveillance médicale utilisant des aimants

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Publication number Publication date
KR102024427B1 (ko) 2019-09-23
KR20180133169A (ko) 2018-12-13

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