摘要：【中文】本发明提供一种电极带、电极结构、馈送线及电阻抗成像设备，其中电极带包括：带(1)，具有弹性，且具有相对设置的第一面(11)和第二面(12)；电极(4)，具有若干个，固定在所述第一面(11)上，具有穿透所述带(1)而在所述第二面(12)外露的公扣(43)，所述公扣(43)与所述电极(4)电连接。本发明的电极带，结构简单，成本低，能够快速方便地将电极固定在待测对象身体上，固定效率高；具有弹性，当电极带固定于被测对象的胸腔四周时，带的弹力转换为对电极的按压力，可保证电极与胸腔皮肤的良好接触；电极带与馈送线通过公扣、母扣结构分体设置，简化了电极带的设计，使馈送线可以重复使用，降低了电极带的替换成本。 【EN】The invention provides an electrode belt, an electrode structure, a feeding line and an electrical impedance imaging device, wherein the electrode belt comprises: a belt (1) having elasticity and having a first surface (11) and a second surface (12) which are arranged opposite to each other; -electrodes (4) fixed on said first face (11) and provided with male buttons (43) that penetrate through said band (1) and are exposed on said second face (12), said male buttons (43) being electrically connected to said electrodes (4). The electrode belt has the advantages of simple structure, low cost, high fixing efficiency and capability of quickly and conveniently fixing the electrode on the body of the object to be detected; the electrode belt has elasticity, when the electrode belt is fixed on the periphery of the chest of a measured object, the elasticity of the belt is converted into pressing force to the electrode, and good contact between the electrode and the chest skin can be ensured; the electrode belt and the feeding line are arranged in a split mode through the male buckle and the female buckle, the design of the electrode belt is simplified, the feeding line can be reused, and the replacement cost of the electrode belt is reduced.

摘要：【中文】本发明提供一种胸部电阻断层成像方法、设备和系统，所述方法包括：向体外电极施加激励信号，所述体外电极适于配置在人体胸部体表；获取未被施加激励信号的其它体外电极与体内电极的响应数据，所述体内电极适于配置在人体内；利用所述响应数据生成胸部电阻断层图像。 【EN】The invention provides a chest resistance tomography imaging method, equipment and a system, wherein the method comprises the following steps: applying an excitation signal to an extracorporeal electrode, the extracorporeal electrode adapted to be deployed on a body surface of a chest of a human; acquiring response data of other external electrodes and internal electrodes to which excitation signals are not applied, wherein the internal electrodes are suitable for being configured in a human body; generating a thoracic electrical resistance tomography image using the response data.

摘要：【中文】提供一种基于监督下降法的电阻抗成像方法与装置。基于监督下降法的电阻抗成像方法(100)包括如下步骤：基于一组训练样本的电阻抗分布和电阻抗成像测量数据，通过迭代得到用于反演新的电阻抗成像测量数据的下降方向(110)；设定电阻抗分布的初始模型(120)；基于所述初始模型、所述下降方向、电阻抗成像正向模型以及实测电阻抗成像数据，通过迭代进行电阻抗成像的图像重建(130)。与传统的基于优化的迭代方法比较，本发明的图像重建方法可以在反演过程中灵活地引入先验信息。此外，本发明的图像重建方法具有良好的抗噪声性能，图像重建速度快。 【EN】Provides an electrical impedance imaging method and a device based on a supervised descent method. An electrical impedance imaging method (100) based on a supervised descent method comprises the following steps: obtaining a descent direction (110) for inverting new electrical impedance imaging measurement data through iteration based on electrical impedance distribution and electrical impedance imaging measurement data of a set of training samples; setting an initial model (120) of the electrical impedance distribution; image reconstruction (130) of electrical impedance imaging is performed by iteration based on the initial model, the descent direction, an electrical impedance imaging forward model, and measured electrical impedance imaging data. Compared with the traditional optimization-based iterative method, the image reconstruction method can flexibly introduce prior information in the inversion process. In addition, the image reconstruction method has good anti-noise performance and high image reconstruction speed.

摘要：【中文】提供一种基于电阻抗成像的三维血液灌注图像产生方法与装置。所述方法(100)包括：利用分布在三维空间内的电极阵列，对待测人体区域进行电阻抗测量，得到电阻抗测量信号(110)；基于电阻抗测量信号中的血液灌注信号，通过图像重建算法重建三维血液灌注图像(120)。由此，可以产生血液灌注引起的电阻抗变化的三维图像，相比于现有技术的二维图像，可以更加直观地反映出人体区域三维空间内一个体积区域上的血液灌注情况，有利于图像分析对比、疾病检测和诊断。 【EN】Provides a three-dimensional blood perfusion image generating method and a device based on electrical impedance imaging. The method (100) comprises: carrying out electrical impedance measurement on a human body region to be measured by using an electrode array distributed in a three-dimensional space to obtain an electrical impedance measurement signal (110); based on the blood perfusion signal in the electrical impedance measurement signal, a three-dimensional blood perfusion image (120) is reconstructed by an image reconstruction algorithm. Therefore, a three-dimensional image of electrical impedance change caused by blood perfusion can be generated, compared with a two-dimensional image in the prior art, the three-dimensional image can more intuitively reflect the blood perfusion condition on a volume area in a three-dimensional space of a human body area, and is favorable for image analysis and comparison, disease detection and diagnosis.