16 results about "Textile electrodes" patented technology

The present invention relates to a smart textile garment, a system and a method for functional assessment and monitoring of the lumbar spine, based on the acquisition of bioelectrical signals and data concerning a user's postures and movements, which, in combination with artificial intelligence techniques, allows the sensations perceived by the user to be objectively assessed and classified, eliminating the subjective component in this operation. For this purpose, the garment of the invention incorporates a plurality of textile electrodes for acquiring various bioelectrical signals, such as ECG (HRV), EMG and / or EDA, which are processed by control electronics linked to a movement and posture acquisition system and to processing software that uses machine learning methods to associate patterns of movement and posture with bioelectrical signals indicative of injuries causing lumbar pain.

According to the wearable multi-lead electrocardiogram monitoring vest based on the fabric electrodes, in the wearable multi-lead electrocardiogram monitoring vest based on the fabric electrodes, a vest body comprises a front piece area and a rear piece area; a plurality of fabric electrodes are distributed on the front piece area and the rear piece area and arranged at preset positions on the inner surface of the vest body so as to make contact with the skin of the trunk of a user when the vest is worn, a second connecting component is detachably connected with the first connecting component, and the conductive fabric element is detachably connected with the first connecting component. And the sensing part is detachably fixed between the first connecting part and the second connecting part and is provided with a sensing surface which is in contact with the skin of the user at the preset position.

An apparel system integrates a physiology-sensing inner sleeve within conventional garments to conceal hardware while maintaining natural arm mobility. A sensing sleeve with a sensing armhole opening is secured at a garment armhole region with substantially corresponding circumferences and may be sewn, bonded, or removably coupled. A sensor assembly comprising a sensor panel and / or textile electrodes contacts the wearer's skin to acquire physiological signals, such as photoplethysmogram, electrocardiogram (single- or multi-channel), and ballistocardiogram data, which are delivered to a computing device via conductive fibers. A conductive textile interconnect routed through a yoke, shoulder seam, collar, side seam, or body panel couples the sensing sleeve to a complementary sleeve on the opposite arm. Assembly methods include coupling sleeves at their armhole openings, attaching the sleeve unit to a garment body, and integrating the sensor assembly and interconnect for use across a variety of garments.

The present invention relates to a method for obtaining a textile electrode embroidered on a textile substrate and to the electrode obtained using the method, which, advantageously, enables signal acquisition by means of same with improved quality and amplitude. For this purpose, the method of the invention comprises two steps of embroidering with a conductive thread, with an intermediate step of placing a piece of foam, such that the stitches of each step of embroidering have different orientations, producing an electrode with a three-dimensional structure, which ensures continuous contact and adequate pressure against the surface from which the signal is to be obtained, ensuring optimal signal quality and amplitude for same.

Functional electrical stimulation devices and methods of operating the same are described. For example, a device includes a high-efficiency power boost circuit configured to step a low battery voltage to a boosted output voltage, an open-loop charge pump circuit coupled to the power boost circuit to further increase the boosted voltage, and a switched capacitor output stage to generate high-slew-rate, charge-balanced stimulation pulses. The switched capacitor stage may produce symmetric or asymmetric bi-phasic pulses with adjustable amplitudes, widths, and frequencies over an operating range. The boost and charge pump stages may operate in discontinuous conduction and discontinuous voltage modes to achieve soft switching and improved efficiency at high conversion ratios. The devices may be incorporated into wearable electrical stimulators using textile electrodes. Methods are also provided for operating the power boost circuit, the charge pump circuit, and the switched capacitor stage to deliver controlled stimulation to electrically excitable tissue.

The invention discloses a wearable monitoring system for real-time acquisition of respiration, electrocardio and myoelectricity, and relates to the technical field of medical equipment, the wearable monitoring system comprises a monitoring terminal, a data processing center and an equipment management platform, the monitoring terminal comprises a respiration monitoring module, an electrocardio monitoring module, a myoelectricity monitoring module and a blood oxygen and heart rate monitoring module; the monitoring terminal is composed of a flexible sensing jumpsuit and adopts an ergonomic wearable design; the flexible sensing jumpsuit is made of flexible conductive fiber fabric and has the characteristic of variable tensile resistance, conductive fibers deform along with expansion and contraction of the thorax in the breathing process, the resistance value changes accordingly, and the breathing volume and the myoelectricity change are accurately measured through a breathing monitoring module; the electrocardio monitoring module integrates a textile electrode at the position, corresponding to the heart area, of the inner side of the jumpsuit. Synchronous high-quality collection of three important physiological signals of respiration, electrocardio and myoelectricity can be achieved, and electrocardio monitoring meets the national detection standard.

The present invention discloses a multi-degree-of-freedom dynamic evaluation system for textile electrodes, relating to the field of textile electrode testing. The system comprises: multiple textile electrodes to be tested, a fixed layer, a bionic skin device, a drive module, and a signal processing module. The outer surface of the bionic skin device simulates the skin surface, the fixed layer simulates clothing, and the bionic skin device is placed within the fixed layer with a certain movement gap between the two. Multiple textile electrodes to be tested are mounted on the fixed layer, and each textile electrode to be tested is connected to the signal processing module. The drive module is used to bring the outer surface of the bionic skin device into multi-directional contact with the fixed layer, thereby obtaining dynamic performance data of the textile electrodes to be tested under different test conditions. The signal processing module is used to analyze and process the collected dynamic performance data, thereby evaluating the dynamic performance of the textile electrodes to be tested. The system uses two drive modes to effectively simulate the movement of the textile electrodes on real skin, which facilitates the evaluation of the dynamic performance of the electrodes.

A textile electrode has an inner side for contacting a skin surface and an outer side for bordering with an environment. The textile electrode includes a thermoplastic layer having a plurality of closed, air-filled cavities delineating protruding portions on the inner side of the electrode for contacting the skin surface; and a textile layer laminated to the thermoplastic layer towards the outer side of the textile electrode.

The present disclosure provides a textile electrode for biomonitoring, enabling consistent and efficient monitoring of health while operating in contact with a subject's body. Particularly provided in the present disclosure is a textile electrode comprising a conductive textile coated with a thickness-controlled layer of a non-conductive elastomeric polymer. The said textile electrode is characterized by advantages such as retained conductivity of the conductive textile, structural stability strong adherence to skin, reusability after multiple cycles of washing and ease of fabrication.

The invention relates to a textile-based on-skin data collecting electrode, conductive data transport pathway and loT system integration system. This invention can serve the medical, medicinal and wellness sectors where rigid electrodes are used extensively, but it is also suitable for use in clothing, sports, home textiles, automotive, space and aviation technologies, internet of things, AR / VR, mobility, smart city systems, gaming / game technologies, virtual universes and defense industry and manufacturing fields where occupational health and safety is a factor.

The invention discloses an intelligent T-shirt based on multi-mode sensing and structure optimization, the intelligent T-shirt comprises a T-shirt body, a flexible IMU module, a flexible textile electrode, a yarn sensing belt and a main control module, the flexible IMU module is carried on the T-shirt body to collect posture information of a user; the flexible textile electrode is arranged in a chest area of the T-shirt body to collect heart rate information of a user; the yarn sensing belts are arranged at the chest circumference position and the belly position of the T-shirt body so as to collect breathing information of a user. The main control module is electrically connected with the flexible IMU module, the flexible textile electrode and the yarn sensing strip, obtains and fuses posture information, heart rate information and breathing information, and generates user monitoring data. According to the method, the user data can be collected from multiple modes including the posture information, the heart rate information and the breathing information of the user, and more comprehensive and accurate user monitoring data is generated; meanwhile, the sensing modules are flexible modules, so that the wearing comfort is improved.

The invention discloses a smart garment based on adaptive fitting and flexible zoning, the smart garment comprises a garment body, a sensor group and a master control module, the sensor group comprises a flexible textile electrode, a flexible pressure sensor and a pneumatic airbag, the flexible textile electrode is arranged in a chest area of the garment body to collect user heart rate information, and the flexible pressure sensor is arranged in the chest area of the garment body; the flexible pressure sensor is arranged in the chest area of the garment body to monitor the contact pressure between the flexible textile electrode and a user, and the pneumatic air bag is arranged on the outer side of the flexible textile electrode; the main control module is electrically connected with the flexible textile electrode, the flexible pressure sensor and the pneumatic air bag and adjusts the inflation amount of the pneumatic air bag according to the contact pressure. The fitting degree of the flexible electrode is adjusted by adjusting the inflation volume change of the pneumatic air bag, the main control module receives pressure data and controls the inflation volume of the air bag, a closed-loop control mechanism of pressure sensing, air bag adjustment and signal optimization is formed, and the wearing comfort is maintained while the heart rate signal collection quality is ensured.

The invention provides a fabric electrode and clothes, and relates to the technical field of flexible electronics, the fabric electrode comprises an attaching part and a conductive layer, and the attaching part and the conductive layer are both made of flexible materials; the conductive layer is fixedly connected with the garment body, covers the surface of the attaching part, is in electric contact with the attaching part, is in contact with the skin of the human body and is used for collecting biological signals generated by the human body; the attaching part is arranged between the conductive layer and the garment body, and a salient point structure is arranged on the surface of the attaching part; the conductive layer is provided with a positioning hole, and the positioning hole is connected with the salient point structure in a matched mode and used for positioning the salient point structure. When the human skin drives the attaching part to move between the conductive layer and the garment body, the salient point structures penetrate through the positioning holes to be in contact with the human skin so as to fix the attaching part. The fabric electrode can be in full contact with the skin under various use conditions, the sensitivity, accuracy and stability of signal acquisition are improved, and the fabric electrode is comfortable to wear and wide in application scene.

The application discloses a textile electrode preparation method, which comprises the following steps: applying a nanoscale conductive material solution on a region to be formed with an electrode on a textile to be processed; and placing the textile in an electrolyte and using an electroplating device to electroplate a plated metal to the region to be formed with the electrode. The textile electrode preparation method can form an electrode with strong conductivity on the textile.

Textile garments comprising integrated textile electrodes and methods of producing the same are disclosed. The garments include a non-conductive spacer-knit border that circumscribes the perimeter of a textile electrode to mechanically isolate the electrode from surrounding portions of a flat-knitted base fabric. In certain embodiments, the electrode and border incorporate a melting copolymer yarn, such as a polyamide-based hot-melt yarn, selectively integrated within structural knit layers and activated by steaming to bond adjacent fibers and increase local stiffness relative to the base knit. The architecture reduces elongation of the electrode region during garment stretch, improves stability at the skin interface, and enhances bio-signal acquisition without adhesives, while maintaining garment comfort and washability.

Bidirectional textile electrodes and methods of producing same. A textile device may include a base layer; a spacer-layer coupled to the base layer configured to provide a raised textile profile relative to the base layer; and a user-facing layer coupled to the spacer-layer constructed of a knitted combination of non-conductive fibers and stainless-steel microwires for interfacing with user skin, the stainless-steel microwires electrically coupled to a computing device.