ウェアラブルEITと機械学習の融合技術による胃の高速・高精度イメージング

使用可穿戴 EIT 和机器学习技术对胃进行高速、高精度成像

• 批准号: 22KF0062
• 负责人: 武居 昌宏
• 金额: $ 1.47万
• 依托单位: Chiba University
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for JSPS Fellows
• 财政年份: 2023
• 资助国家: 日本
• 起止时间: 2023-03-08 至 2024-03-31
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/en/grant/KAKENHI-PROJECT-22KF0062/
• 关键词: gEIT; gEIT Suit; pH-CM; Functional Dyspepsia; Gastric phantom; 3D gastric EIT; Image Reconstruction; Machine Learning

This year research achievement are :(a) Development of pH conversion model Debye-Huckel-Onsager formula has been developed using electrical and mechanical equivalent phantom (b) Gastric Electrical Impedance Tomography Suit (gEIT) suit has been manufactured to measure gastric content volume in healthy Subjects combined with mini-EIT hardware (c) Clinical trial in Chiba University hospital has been performed in 8 healthy subjects.Published papers: During this year, 3 international Journal has been published PH Conversion Model based on gastric Electrical Impedance Tomography(Sensors Actuators B Chemical Journal), Clinical trial of gEIT(Nature Scientific Report) and Object Oriented Sensitivity Matrix Model (Journal of Electrical Bio Impedance Journal).Under review papers: During this year 5 papers are still under review, which are:(a) Phase Angle EIT (b) Clustering-Updated Sensitivity matrix for Cell Imaging (c) Multi-node Electrical Impedance Tomography (d) Coupling of Electromagnetic Simulation and Electrical Impedance Tomography (ES-EIT) (e) Hybrid of Electrical Muscle Stimulation and Voluntary Resistance Training by Electrical Impedance Tomography.Graduated Students under this Project: R.Wicaksono (PhD Student), K. Sakai (Master Student) and Fujimori (Bachelor Student)

今年的研究成果包括：(a) 使用电气和机械等效体模开发了 pH 转换模型 Debye-Huckel-Onsager 公式 (b) 制造了胃电阻抗断层扫描套装 (gEIT)，用于测量胃内容物体积健康受试者结合迷你EIT硬件 (c) 在千叶大学医院对8名健康受试者进行了临床试验。发表论文：今年在国际期刊上发表了3篇基于胃电的PH转换模型阻抗断层扫描（Sensors Actuators B Chemical Journal）、gEIT临床试验（Nature Scientific Report）和Object Oriented Sensitivity Matrix Model（Journal of Electrical Bio Impedance Journal）。 审稿论文：今年仍在审稿论文5篇，分别是:(a) 相位角 EIT (b) 细胞成像的聚类更新灵敏度矩阵 (c) 多节点电阻抗断层扫描 (d) 电磁仿真耦合和电阻抗断层扫描（ES-EIT）（e）通过电阻抗断层扫描进行电肌肉刺激和自愿阻力训练的混合。该项目的毕业生：R.Wicaksono（博士生）、K. Sakai（硕士生）和Fujimori（本科生）

项目成果

Investigation of Electrical Muscle Stimulation in Human MuscleCompartments using Electrical Impedance Tomography

使用电阻抗断层扫描研究人体肌肉室的电肌肉刺激

• 发表时间: 2021
• 作者: B. Sun;K. Ikeda;P.N. Darm; T. Shirai;K.Narita;M.Takei
• 通讯作者: M.Takei

Gastric Content Visualization Based On Electrical Impedance Tomography

基于电阻抗断层扫描的胃内容物可视化

• 发表时间: 2021
• 作者: K. Sakai;P.N Darma;A.Inoue;H. Tuji;M.Takei
• 通讯作者: M.Takei

Imaging of gastric acidity scale by integration of pH-conversion model (pH-CM) into 3D-gastro electrical impedance tomography (3D-g-EIT)

• DOI: 10.1016/j.snb.2022.131923
• 发表时间: 2022-05-04
• 期刊: SENSORS AND ACTUATORS B-CHEMICAL
• 影响因子: 8.4
• 作者: Wicaksono，Ridwan;Darma，Panji N.;Takei，Masahiro
• 通讯作者: Takei，Masahiro

千葉大学武居研究室

千叶大学武井实验室

Epigastric Region (ER) Conductivity Investigation with K-means Clustering by a Low-power and Handy Gastric Monitoring System

通过低功耗便携式胃监测系统使用 K 均值聚类进行上腹区 (ER) 电导率调查

• 发表时间: 2021
• 作者: R. Wicaksono;M. R. Baidillah;P. N. Darma;M. Takei;A. Inoue;H. Tsuji
• 通讯作者: H. Tsuji