KR102694209B1 - 부종의 측정 - Google Patents
부종의 측정 Download PDFInfo
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- KR102694209B1 KR102694209B1 KR1020227017218A KR20227017218A KR102694209B1 KR 102694209 B1 KR102694209 B1 KR 102694209B1 KR 1020227017218 A KR1020227017218 A KR 1020227017218A KR 20227017218 A KR20227017218 A KR 20227017218A KR 102694209 B1 KR102694209 B1 KR 102694209B1
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Classifications
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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
- A61B5/48—Other medical applications
- A61B5/4869—Determining body composition
- A61B5/4875—Hydration status, fluid retention of the body
- A61B5/4878—Evaluating oedema
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/053—Measuring electrical impedance or conductance of a portion of the body
- A61B5/0531—Measuring skin impedance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/053—Measuring electrical impedance or conductance of a portion of the body
- A61B5/0537—Measuring body composition by impedance, e.g. tissue hydration or fat content
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
- A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
- A61B5/4343—Pregnancy and labour monitoring, e.g. for labour onset detection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
- A61B5/443—Evaluating skin constituents, e.g. elastin, melanin, water
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
- A61B5/445—Evaluating skin irritation or skin trauma, e.g. rash, eczema, wound, bed sore
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4869—Determining body composition
- A61B5/4875—Hydration status, fluid retention of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4842—Monitoring progression or stage of a disease
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4869—Determining body composition
- A61B5/4881—Determining interstitial fluid distribution or content within body tissue
-
- 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
- A61B5/6828—Leg
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
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- Molecular Biology (AREA)
- Surgery (AREA)
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- Biophysics (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Dermatology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- General Physics & Mathematics (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
도 1a는 토로이드형(toroidal) 바이오임피던스 센서를 개시한다.
도 1b는 도 1a의 센서를 포함하는 SEM 스캐너를 개시한다.
도 2는 제1 예시적인 전극 어레이이다.
도 3은 본 개시물에 따른 예시적인 전극 어레이이다.
도 4a는 도 3에 개시된 전극들의 어레이가 본 개시물에 따른 바이오임피던스 센서를 어떻게 형성하도록 구성되는지의 제1 예를 도시한다.
도 4b는 도 3에 개시된 전극들의 어레이가 본 개시물에 따른 바이오임피던스 센서를 어떻게 형성하도록 구성되는지의 제2 예를 도시한다.
도 5a는 본 개시물에 따라 손에서의 자간전증과 관련된 부종을 평가하기 위한 예시적인 측정 위치를 도시한다.
도 5b는 본 개시물에 따라 상부 발목 영역에서의 자간전증과 관련된 부종을 평가하기 위한 예시적인 측정 위치를 도시한다.
도 5c는 본 개시물에 따라 얼굴에서의 자간전증과 관련된 부종을 평가하기 위한 예시적인 측정 위치를 도시한다.
도 6은 본 개시물에 따라 손등에서의 탈수를 평가하기 위한 예시적인 측정 위치를 개시한다.
도 7a는 본 개시물에 따라 팔뚝 영역에서의 구획 증후군을 평가하기 위한 예시적인 측정 위치를 도시한다.
도 7b는 본 개시물에 따라 종아리 영역에서의 구획 증후군을 평가하기 위한 예시적인 측정 위치를 도시한다.
Claims (9)
- 혈량저하층(hypovolemia)을 평가하기 위한 장치로서,
적어도 하나의 제1 전극 및 적어도 하나의 제2 전극을 포함하고, 환자의 피부에 대해 배치되도록 구성되는 센서,
상기 제1 전극 및 상기 제2 전극에 전자적으로 커플링되고 상기 제1 전극과 상기 제2 전극 사이의 전기적 특성을 측정하도록 그리고 상기 전기적 특성에 관한 정보를 제공하도록 구성되는 회로,
상기 회로에 전자적으로 커플링되고 상기 정보를 수신하도록 구성되는 프로세서, 및
상기 프로세서에 전자적으로 커플링되고 저장되어 있는 명령들을 포함하는 비일시적 컴퓨터 판독가능 매체를 포함하되, 상기 명령들은 상기 프로세서 상에서 실행될 때,
상기 정보를 제1 표피하 수분(sub-epidermal moisture, SEM) 값으로 변환하는 단계;로서
상기 제1 SEM 값은 상기 환자의 세포외액(extracellular fluid; ECF)의 양에 대한 측정값이고, 및
상기 제1 SEM 값과 기준값 사이의 차이를 결정하는 단계;를 수행하며,
상기 차이의 크기가 상기 기준값보다 작은 것은 혈량저하증을 나타내며,
상기 제1 SEM 값은 다수의 전기적 특성 측정으로부터 도출된 평균 SEM 값이고,
상기 전기적 특성은 생체 커패시턴스인(biocapacitance)인, 혈량저하증을 평가하기 위한 장치. - 청구항 1에 있어서,
상기 기준값은 미리 결정되어 있는, 혈량저하증을 평가하기 위한 장치. - 삭제
- 삭제
- 청구항 1에 있어서,
상기 기준값은 하나 이상의 추가 SEM 측정으로부터 도출되는, 혈량저하증을 평가하기 위한 장치. - 환자 피부의 제1 위치에서 혈량저하증을 검출하는 방법으로서,
상기 제1 위치에서 제1 표피하 수분(SEM) 값을 얻는 단계; 및
상기 제1 SEM 값이 기준값보다 작아서 혈량저하증을 나타내는 것으로 결정하는 단계;를 포함하며,
상기 제1 SEM 값은 다수의 전기적 특성 측정으로부터 도출된 평균 SEM 값이고,
상기 전기적 특성은 생체 커패시턴스인(biocapacitance)인, 혈량저하증을 검출하는 방법. - 청구항 6에 있어서,
상기 기준값은 미리 결정되어 있는, 혈량저하증을 검출하는 방법. - 삭제
- 청구항 6에 있어서,
상기 기준값은 하나 이상의 추가 SEM 측정으로부터 도출되는, 혈량저하증을 검출하는 방법.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762454467P | 2017-02-03 | 2017-02-03 | |
US62/454,467 | 2017-02-03 | ||
US201762521890P | 2017-06-19 | 2017-06-19 | |
US62/521,890 | 2017-06-19 | ||
PCT/US2018/016738 WO2018144943A1 (en) | 2017-02-03 | 2018-02-02 | Measurement of edema |
KR1020217029377A KR102402347B1 (ko) | 2017-02-03 | 2018-02-02 | 부종의 측정 |
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KR1020217029377A Division KR102402347B1 (ko) | 2017-02-03 | 2018-02-02 | 부종의 측정 |
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KR20220074988A KR20220074988A (ko) | 2022-06-03 |
KR102694209B1 true KR102694209B1 (ko) | 2024-08-13 |
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KR1020217029377A Active KR102402347B1 (ko) | 2017-02-03 | 2018-02-02 | 부종의 측정 |
KR1020227017218A Active KR102694209B1 (ko) | 2017-02-03 | 2018-02-02 | 부종의 측정 |
KR1020197012120A Active KR102304070B1 (ko) | 2017-02-03 | 2018-02-02 | 부종의 측정 |
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Country Status (11)
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US (2) | US11337651B2 (ko) |
EP (2) | EP4162868A1 (ko) |
JP (1) | JP6900477B2 (ko) |
KR (3) | KR102402347B1 (ko) |
CN (2) | CN115105019B (ko) |
AU (2) | AU2018217187B2 (ko) |
BR (1) | BR112019008564A2 (ko) |
CA (1) | CA3042101C (ko) |
GB (3) | GB2596983B (ko) |
MX (1) | MX2019004926A (ko) |
WO (1) | WO2018144943A1 (ko) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
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BR112012028408B8 (pt) | 2010-05-08 | 2022-04-19 | Bruin Biometrics Llc | Scanner e aparelho para detecção de umidade subepidérmica a partir de local externo à pele do paciente |
CA2982249C (en) | 2015-04-24 | 2019-12-31 | Bruin Biometrics, Llc | Apparatus and methods for determining damaged tissue using sub-epidermal moisture measurements |
WO2017195038A1 (en) | 2016-05-13 | 2017-11-16 | Smith & Nephew Plc | Sensor enabled wound monitoring and therapy apparatus |
EP3463053A1 (en) | 2016-06-06 | 2019-04-10 | University of Massachusetts | Systems and methods for prevention of pressure ulcers |
HUE065695T2 (hu) | 2017-02-03 | 2024-06-28 | Bbi Medical Innovations Llc | Szövet életképesség mérése |
CN118177725A (zh) | 2017-02-03 | 2024-06-14 | 布鲁恩医疗创新有限责任公司 | 糖尿病足溃疡易感性的测量 |
GB2596983B (en) | 2017-02-03 | 2022-08-03 | Bruin Biometrics Llc | Measurement of edema |
EP3592212B1 (en) | 2017-03-09 | 2024-08-07 | Smith & Nephew plc | Wound dressing |
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