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Skin-Like Strain Sensors Enabled by Elastomer Composites for Human–Machine Interfaces

Chunki Yiu, Tsz Hung Wong, Yiming Liu, Kuanming Yao, Ling Zhao, Dengfeng Li, Zhao Hai, Huanxi Zheng, Zuankai Wang, Xinge Yu
2020 Coatings  
The flexible sensor can be directly mounted onto human skin for detecting mechanical motion, exhibiting its great potential in wearable electronics and human–machine interfaces.  ...  of mechanical motion to electricity and sensing of human activities.  ...  To demonstrate its high sensitivity, the sensor was mounted on the neck of a volunteer for detecting the swallowing motion, as shown in Figure 3d ,e.  ... 
doi:10.3390/coatings10080711 fatcat:5kyulzuvbjeenh4h2h4e32gbha

Flexible Graphene-on-PDMS Sensor for Human Motion Monitoring Applications

Debarun Sengupta, Vigneshraj Muthuram, Ajay Giri Prakash Kottapalli
2020 2020 IEEE Sensors  
A gait monitoring system comprising of two identical sensors integrated on the knee region of a sports leggings is developed and demonstrated for realtime human motion monitoring.  ...  In this work, a 4-step method of developing flexible, stretchable, and thin graphene-on-polydimethylsiloxane (PDMS) piezoresistive strain sensors is presented.  ...  ACKNOWLEDGMENT The authors would like to thank Uttariyo Saha for his assistance with the gait characteristics monitoring experiments.  ... 
doi:10.1109/sensors47125.2020.9278663 fatcat:kb2pzl6nengnhl2l44dcyi3ywu

All-Fabric-Based Flexible Capacitive Sensors with Pressure Detection and Non-Contact Instruction Capability

Xiaorui Ye, Mingwei Tian, Ming Li, Hang Wang, Yangcheng Shi
2022 Coatings  
The flexible and wearable capacitive sensors have captured tremendous interest due to their enormous potential for healthcare monitoring, soft robotics, and human−computer interface.  ...  The sensor can successfully detect human motion, such as finger bending, saliva swallowing, etc.  ...  Furthermore, we thank Weidong Zhang from Jiangsu College of Engineering and Technology for some supports in testing and data analysis.  ... 
doi:10.3390/coatings12030302 fatcat:lumfvvlnfbb3xler5lvb74x7ni

Intelligent Nanomaterials for Wearable and Stretchable Strain Sensor Applications: The Science behind Diverse Mechanisms, Fabrication Methods, and Real-Time Healthcare

Veluru Jagadeesh Babu, Merum Anusha, Merum Sireesha, Subramanian Sundarrajan, Syed Sulthan Alaudeen Abdul Haroon Rashid, A. Senthil Kumar, Seeram Ramakrishna
2022 Polymers  
This report is based on an extensive literature survey of fabrication of stretchable strain sensors (SSS) based on nanomaterials in the fields of healthcare, sports, and entertainment.  ...  It has become a scientific obligation to unveil the underlying mechanisms and the fabrication methods behind wearable/stretchable strain sensors based on intelligent nanomaterials in order to explore their  ...  ., thanks to Seeram Ramakrishna for providing valuable information and suggestions for making the manuscript. Conflicts of Interest: There are no conflicts to declare.  ... 
doi:10.3390/polym14112219 pmid:35683893 pmcid:PMC9182624 fatcat:gbxgq5aifndnvhq5v3mpiznexa

Challenges in Design and Fabrication of Flexible/Stretchable Carbon- and Textile-Based Wearable Sensors for Health Monitoring: A Critical Review

Jae Sang Heo, Md Faruk Hossain, Insoo Kim
2020 Sensors  
Among the various developed materials and fabrication processes for wearable sensors, carbon-based materials and textile-based configurations are considered as promising approaches due to their outstanding  ...  Furthermore, we discuss the remaining challenges for both carbon- and textile-based wearable sensors and then suggest effective strategies to realize the wearable sensors in health monitoring.  ...  Acknowledgments: The authors own many thanks to the anonymous reviewers for their instructive comments. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s20143927 pmid:32679666 fatcat:345i37p5sfb4nfgapbu5w67qq4

Recent Progress in Flexible Wearable Sensors for Vital Sign Monitoring

Jihong Liu, Meilin Liu, Yu Bai, Jiahao Zhang, Hongwei Liu, Wenbin Zhu
2020 Sensors  
These materials and sensors can help realize accurate signal detection based on comfortable and sustainable observation, and may likely be applied to future daily clothing.  ...  Based on them, this paper reviews the latest research progress of new flexible materials and different types of sensors for monitoring vital signs (including electrophysiological signals, body temperature  ...  Acknowledgments: The authors acknowledge support of Academy of Innovation and Entrepreneurship of Northeastern University. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s20144009 pmid:32707637 fatcat:5wop7zw3xfeyxjfxrfwjs3thim

Recent Advances in Flexible Sensors and Their Applications

Bouchaib Zazoum, Khalid Mujasam Batoo, Muhammad Azhar Ali Khan
2022 Sensors  
Furthermore, for many potential applications, such as human health monitoring, robotics, wearable electronics, and artificial intelligence, flexible sensors require high sensitivity and stretchability.  ...  Flexible sensors are low cost, wearable, and lightweight, as well as having a simple structure as per the requirements of engineering applications.  ...  Acknowledgments: The authors would like to acknowledge Prince Mohammad Bin Fahd University for the support of this work. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s22124653 pmid:35746434 pmcid:PMC9228765 fatcat:ln5me4ypvbc4pbak2a4kjeh2ti

Imperceptible electrooculography graphene sensor system for human–robot interface

Shideh Kabiri Ameri, Myungsoo Kim, Irene Agnes Kuang, Withanage K. Perera, Mohammed Alshiekh, Hyoyoung Jeong, Ufuk Topcu, Deji Akinwande, Nanshu Lu
2018 npj 2D Materials and Applications  
Here, we report an imperceptible EOG sensor system based on noninvasive graphene electronic tattoos (GET), which are ultrathin, ultrasoft, transparent, and breathable.  ...  Imperceptible GET EOG sensors have been successfully applied for human-robot interface (HRI).  ...  graphene-based kirigami for stretchable electronics has been realized by other researcher.  ... 
doi:10.1038/s41699-018-0064-4 fatcat:i7xasx34wzhmlblniehypztsae

3D-Printed Sugar Scaffold for High-Precision and Highly Sensitive Active and Passive Wearable Sensors

Dong Hae Ho, Panuk Hong, Joong Tark Han, Sang-Youn Kim, S. Joon Kwon, Jeong Ho Cho
2019 Advanced Science  
These sensors successfully detect both actively changing body strain signals and passively changing signals such as electromyography (EMG), electrodermal activity (EDA), and electroencephalogram EEG.  ...  The newly developed 3D printing technique and materials can be widely applied to various types of wearable, flexible, and light-weight biosensors for use in a variety of inexpensive on-demand and personalized  ...  Electrodiagnoses on human subjects were performed according to IACUC guidelines. All the human subjects volunteered with informed consent.  ... 
doi:10.1002/advs.201902521 pmid:31921572 pmcid:PMC6947489 fatcat:flo3j3m5vrgfbcso536rg3nmey

Recent Developments in Printing Flexible and Wearable Sensing Electronics for Healthcare Applications

Saleem Khan, Shawkat Ali, Amine Bermak
2019 Sensors  
Sensors are categorized as biological and fluidic, mounted directly on the human body, or physiological, integrated onto wearable substrates/gadgets separately for monitoring of human-body-related analytes  ...  Sensor patches are embedded onto the human epidermis accompanied by data readout and signal conditioning circuits with wireless communication modules for transmitting data to the computing devices.  ...  Acknowledgments: We are thankful to the Qatar National Library (QNL) for supporting the publication charges of this review article.  ... 
doi:10.3390/s19051230 fatcat:ok2xdmlrhfbzfki2wvc67ayg2u

Recent Advances in Materials and Flexible Sensors for Arrhythmia Detection

Matthew Guess, Nathan Zavanelli, Woon-Hong Yeo
2022 Materials  
In this review, we analyze the current trends in flexible wearable sensors for cardiac monitoring and the efficacy of these devices for arrhythmia detection.  ...  and human skin.  ...  Examples of flexible sensors and functions for accurate arrhythmia detection [13-16].  ... 
doi:10.3390/ma15030724 pmid:35160670 pmcid:PMC8836661 fatcat:i5ukj3x5avf5jlumnk6d2sqobq

Recent Development of Flexible Tactile Sensors and Their Applications

Trong-Danh Nguyen, Jun Seop Lee
2021 Sensors  
With the rapid development of society in recent decades, the wearable sensor has attracted attention for motion-based health care and artificial applications.  ...  In particular, tactile sensors are applied directly on the skin and provide input signals of motion change for the flexible reading device.  ...  (a) Motion sensor constructs from Cu and P(VDF-TrFE) nanofiber pyramid electrode [143] . (b) Dual-mode triboelectric nanogenerator for location, pressure, and motion [144] .  ... 
doi:10.3390/s22010050 pmid:35009588 pmcid:PMC8747637 fatcat:e5m6in7lgzgkzec4m6senf7uyq

Advances in Soft and Dry Electrodes for Wearable Health Monitoring Devices

Hyeonseok Kim, Eugene Kim, Chanyeong Choi, Woon-Hong Yeo
2022 Micromachines  
Silver-Silver chloride-based (Ag-/AgCl) wet electrodes, commonly used in conventional clinical practice, provide excellent signal quality, but cannot monitor long-term signals due to gel evaporation and  ...  Finally, we discuss the developmental challenges and advantages of various dry electrodes, while suggesting research directions for future studies.  ...  (c) Schematic illustration and demonstration photograph of PEDOT:PSS and graphene layered electrode for EMG detection (Reprinted with permission from Nat.  ... 
doi:10.3390/mi13040629 pmid:35457934 pmcid:PMC9029742 fatcat:lyq5j3gf7bgjjgk4oz54oblr6u

Soft Material-Enabled, Flexible Hybrid Electronics for Medicine, Healthcare, and Human-Machine Interfaces

Robert Herbert, Jong-Hoon Kim, Yun Kim, Hye Lee, Woon-Hong Yeo
2018 Materials  
Materials 2018, 11, 187 2 of 33 material properties such as adhesion, flexibility, stretchability, and biocompatibility is critical for conformal and intimate integration with targeted human tissues.  ...  Flexible hybrid electronics (FHE), designed in wearable and implantable configurations, have enormous applications in advanced healthcare, rapid disease diagnostics, and persistent human-machine interfaces  ...  Kim, Hye Moon Lee, and Woon-Hong Yeo reviewed and summarized integration strategies and FHE applications; all authors wrote the paper together.  ... 
doi:10.3390/ma11020187 pmid:29364861 pmcid:PMC5848884 fatcat:jcs4haa36bg5rjszj526bfwbza

Soft human–machine interfaces: design, sensing and stimulation

Wentao Dong, Youhua Wang, Ying Zhou, Yunzhao Bai, Zhaojie Ju, Jiajie Guo, Guoying Gu, Kun Bai, Gaoxiang Ouyang, Shiming Chen, Qin Zhang, YongAn Huang
2018 International Journal of Intelligent Robotics and Applications  
Specifically, tactile / motion / bio-potential sensors are categorized for recording various data from human bodies, while stimulators are discussed for information feedback and motion activation to human  ...  Robot, for the human-centered applications, such as rehabilitation, medical monitoring and human-robot cooperation.  ...  Soft joint angle sensors based on graphene, smart gloves, and liquid metal are designed to monitor human gesture and control the robot to reproduce the action, which are widely applied in HMIs [33] .  ... 
doi:10.1007/s41315-018-0060-z dblp:journals/ijira/DongWZBJGGBOCZH18 fatcat:uo4v2kkrmngmtn72mlm2mcxpti
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