CA3119064A1 - Soft capacitive pressure sensors - Google Patents

Soft capacitive pressure sensors Download PDF

Info

Publication number
CA3119064A1
CA3119064A1 CA3119064A CA3119064A CA3119064A1 CA 3119064 A1 CA3119064 A1 CA 3119064A1 CA 3119064 A CA3119064 A CA 3119064A CA 3119064 A CA3119064 A CA 3119064A CA 3119064 A1 CA3119064 A1 CA 3119064A1
Authority
CA
Canada
Prior art keywords
sensor
pressure
electrode layer
layer
blood pressure
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3119064A
Other languages
English (en)
French (fr)
Inventor
Gregory Washington
Theron Frederick Lee Smith
Floranne Tavailau Ellington
Michelle Khine
Joshua Kim
Joseph Garcia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of California San Diego UCSD
Original Assignee
University of California San Diego UCSD
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.)
Filing date
Publication date
Application filed by University of California San Diego UCSD filed Critical University of California San Diego UCSD
Publication of CA3119064A1 publication Critical patent/CA3119064A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
    • 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
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • 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
    • A61B2562/0247—Pressure sensors

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
CA3119064A 2018-11-08 2019-11-08 Soft capacitive pressure sensors Pending CA3119064A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862757329P 2018-11-08 2018-11-08
US62/757,329 2018-11-08
US201962875418P 2019-07-17 2019-07-17
US62/875,418 2019-07-17
PCT/US2019/060538 WO2020097505A1 (en) 2018-11-08 2019-11-08 Soft capacitive pressure sensors

Publications (1)

Publication Number Publication Date
CA3119064A1 true CA3119064A1 (en) 2020-05-14

Family

ID=70611199

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3119064A Pending CA3119064A1 (en) 2018-11-08 2019-11-08 Soft capacitive pressure sensors

Country Status (6)

Country Link
EP (1) EP3877830A4 (he)
JP (1) JP7549357B2 (he)
CN (1) CN113348427A (he)
CA (1) CA3119064A1 (he)
IL (1) IL282908A (he)
WO (1) WO2020097505A1 (he)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113587803A (zh) * 2021-08-04 2021-11-02 郑州轻工业大学 电容式聚合物应变传感器、制备方法及应用
CN114795166A (zh) * 2022-05-19 2022-07-29 苏州大学 一种电容压力传感器及其制备方法、脉象检测仪

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11464451B1 (en) 2020-03-11 2022-10-11 Huxley Medical, Inc. Patch for improved biometric data capture and related processes
CN112630305B (zh) * 2020-12-04 2022-04-05 浙江大学 一种手持式水果坚实度及脆度自动检测仪器
US11660005B1 (en) 2021-06-04 2023-05-30 Huxley Medical, Inc. Processing and analyzing biometric data
US12178552B1 (en) 2021-06-04 2024-12-31 Huxley Medical, Inc. Systems and processes for detecting oxygen saturation and compensating for skin tone variation
US12114980B1 (en) 2021-08-24 2024-10-15 Huxley Medical, Inc. Photoplethysmography sensors and processes
US12279853B1 (en) 2021-08-24 2025-04-22 Huxley Medical, Inc. Photoplethysmography sensors and processes
CN114224321B (zh) * 2021-11-01 2024-05-10 福建世新机器人科技有限公司 一种基于电容性压力传感阵列的足底压力测量方法
CN114587307B (zh) * 2022-03-15 2024-08-09 桂林电子科技大学 一种基于电容耦合电极的非接触血压检测仪及方法
CN116929415B (zh) * 2022-04-11 2026-04-28 午芯(辽宁省)高科技有限公司 悬浮式电容敏感芯片
CN115638916B (zh) * 2022-10-18 2024-01-23 广州众纳科技有限公司 一种用于可穿戴产品对人体压强感知的装置及检测方法
WO2024123163A1 (ko) * 2022-12-09 2024-06-13 고려대학교 산학협력단 압력 측정을 위한 생분해성 센서 및 이의 제조방법
KR102750575B1 (ko) * 2023-11-10 2025-01-06 고려대학교 산학협력단 패키징 소재의 특성을 평가하기 위한 방법 및 그에 이용 가능한 임플란트 소자, 그리고 그 방법을 이용한 생체 삽입형 전자 소자의 제조방법
CN117653041B (zh) * 2024-01-22 2024-07-09 深圳爱护者科技有限公司 基于人工智能的健康状态智能分析系统及方法
US12575741B1 (en) 2024-04-15 2026-03-17 Huxley Medical, Inc. Systems and processes for detecting oxygen saturation and compensating for skin tone variation
USD1123167S1 (en) 2024-09-09 2026-04-21 Huxley Medical, Inc. Wearable medical device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111826A (en) * 1984-12-07 1992-05-12 Nasiff Roger E Indirect continuous blood pressure method
US5494043A (en) 1993-05-04 1996-02-27 Vital Insite, Inc. Arterial sensor
JP2008168032A (ja) * 2007-01-15 2008-07-24 Citizen Holdings Co Ltd 脈波測定装置
FR2946427B1 (fr) * 2009-06-05 2011-09-30 Hill Rom Ind Sa Capteur de pression comprenant une cellule capacitive et dispositif de support en comportant.
US9112058B2 (en) * 2010-09-10 2015-08-18 The Board Of Trustees Of The Leland Stanford Junior University Interface apparatus and methods
KR20160091364A (ko) * 2013-11-28 2016-08-02 반도 카가쿠 가부시키가이샤 신축성 전극, 센서 시트 및 정전용량형 센서
US10726241B2 (en) * 2015-04-06 2020-07-28 Identification International, Inc. Systems and methods for capturing images using a pressure sensitive membrane
IL240460B (he) * 2015-08-09 2018-05-31 2Breathe Tech Ltd חיישן לחץ גמיש קיבולי וניטור נשימה המשתמש בו
KR101723804B1 (ko) * 2015-09-11 2017-04-18 한국과학기술연구원 힘센서 및 이의 제조방법
CN107847164B (zh) * 2015-09-29 2021-01-08 苹果公司 压力测量设计
CN109715053B (zh) * 2016-09-22 2022-04-15 皇家飞利浦有限公司 使用电活性聚合物的传感器定位
WO2018144772A1 (en) * 2017-02-03 2018-08-09 The Regents Of The University Of California Enhanced pressure sensing performance for pressure sensors
US10959681B2 (en) * 2017-04-19 2021-03-30 Vital Connect, Inc. Noninvasive blood pressure measurement and monitoring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113587803A (zh) * 2021-08-04 2021-11-02 郑州轻工业大学 电容式聚合物应变传感器、制备方法及应用
CN114795166A (zh) * 2022-05-19 2022-07-29 苏州大学 一种电容压力传感器及其制备方法、脉象检测仪

Also Published As

Publication number Publication date
EP3877830A4 (en) 2022-08-10
JP7549357B2 (ja) 2024-09-11
JP2022506695A (ja) 2022-01-17
EP3877830A1 (en) 2021-09-15
IL282908A (he) 2021-06-30
CN113348427A (zh) 2021-09-03
WO2020097505A1 (en) 2020-05-14

Similar Documents

Publication Publication Date Title
US11839453B2 (en) Soft capacitive pressure sensors
JP7549357B2 (ja) 軟質の静電容量式圧力センサ
Kim et al. Soft wearable pressure sensors for beat‐to‐beat blood pressure monitoring
Ha et al. A chest‐laminated ultrathin and stretchable E‐tattoo for the measurement of electrocardiogram, seismocardiogram, and cardiac time intervals
Lin et al. Wearable sensors and devices for real-time cardiovascular disease monitoring
US11864872B2 (en) Vital signs monitor
Teng et al. Theoretical study on the effect of sensor contact force on pulse transit time
US20160051195A1 (en) Skin-conformal sensors
Digiglio et al. Microflotronic arterial tonometry for continuous wearable non-invasive hemodynamic monitoring
Maddirala et al. Multifunctional skin-compliant wearable sensors for monitoring human condition applications
Zhang et al. Feetbeat: A flexible iontronic sensing wearable detects pedal pulses and muscular activities
Yi et al. Piezoelectric approaches for wearable continuous blood pressure monitoring: a review
Kim et al. A paired stretchable printed sensor system for ambulatory blood pressure monitoring
Li et al. RSM-based data-driven optimized design of a 3-D-printed building block-type FBG tactile sensor for nursing robots
Kumar et al. Blood pressure measurement techniques, standards, technologies, and the latest futuristic wearable cuff-less know-how
Thorali et al. Enhancing sensitivity in wireless capacitive pressure sensors via highly flexible LC circuits utilizing porous polydimethylsiloxane dielectric layer
Namkoong et al. Contact pressure‐guided wearable dual‐channel bioimpedance device for continuous hemodynamic monitoring
Wang et al. Noninvasive blood pressure monitor using strain gauges, a fastening band, and a wrist elasticity model
Huang et al. A tactile sensing array integrated with tension sensor for continuously monitoring blood pulse waves
Ciaccio et al. Tonometric arterial pulse sensor with noise cancellation
Ma et al. Pulse wave measuring via fingertip-like sensor to analyze and identify pulse-rate status
Zaki et al. Cuff-less continuous blood pressure monitoring system using pulse transit time techniques
JP2009153843A (ja) 血圧測定装置
Wang et al. A biomimetic epidermal sensing sucker via stress excitation for personalized cardiovascular monitoring
Zhu et al. EIS: a wearable device for epidermal pressure sensing

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20231102

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20250902

U13 Renewal or maintenance fee not paid

Free format text: ST27 STATUS EVENT CODE: N-2-6-U10-U13-U300 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: DEEMED ABANDONED - FAILURE TO RESPOND TO MAINTENANCE FEE NOTICE

Effective date: 20251103

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260102

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260105