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Soft and Stretchable Polymeric Optical Waveguide-Based Sensors for Wearable and Biomedical Applications

Guo, Yang, Dai, Kong
2019 Sensors  
Here, we review recent progress in soft and stretchable optical waveguides and sensors, including advanced structural design, fabrication strategies, and functionalities.  ...  In particular, the design of soft devices in optics has attracted tremendous interests attributed to their distinct advantages such as inherent electrical safety, high stability in long-term operation,  ...  silica fiber-based sensors through material coating and structural designs for wearable applications.  ... 
doi:10.3390/s19173771 pmid:31480393 pmcid:PMC6749420 fatcat:axryj7pogfeqtfmm3yrmokdhhu

Mechanisms and Materials of Flexible and Stretchable Skin Sensors

Yicong Zhao, Xian Huang
2017 Micromachines  
The corresponding materials are diverse, featuring thin elastic films and unique stretchable structures based on traditional hard or ductile materials.  ...  The mechanisms behind the design and applications of these sensors are numerous, involving profound knowledge about the physical and chemical properties of the sensors and the skin.  ...  Both of these strategies have been widely used in layout of stretchable skin sensors. Out-of-Plane Design The formation of out-of-plane design with buckling structure is illustrated in Figure 1a .  ... 
doi:10.3390/mi8030069 fatcat:ca7f3elfpbbypo23gn27lq34nm

Wearable Triboelectric Sensors for Biomedical Monitoring and Human-Machine Interface

Xianjie Pu, Shanshan An, Qian Tang, Hengyu Guo, Chenguo Hu
2021 iScience  
Finally, the current limitations and future trends are put forward for biomedical monitoring and HMIs based on TSs.  ...  Triboelectric nanogenerator (TENG) has developed as an energy harvesting technology and as an advanced sensor technology in wearable electronics.  ...  (D) Textile sensor-array-based monitoring system for cardiovascular and respiratory syndrome assessment.  ... 
doi:10.1016/j.isci.2020.102027 pmid:33521595 pmcid:PMC7820136 fatcat:lm7zgq55yrh6xlojbi3ppj6xym

A Bio-Hybrid Tactile Sensor Incorporating Living Artificial Skin and an Impedance Sensing Array

David Cheneler, Elisa Buselli, Domenico Camboni, Carl Anthony, Liam Grover, Michael Adams, Calogero Oddo
2014 Sensors  
The results demonstrate the effectiveness and feasibility of the preliminary prototype bio-hybrid tactile sensor.  ...  By continuously monitoring the impedance of the sensor array at a fixed frequency, whilst normal and tangential loads are applied to the skin surface, transient mechanotransduction has been observed.  ...  Sensors 2014, 14  ... 
doi:10.3390/s141223781 pmid:25615726 pmcid:PMC4299087 fatcat:36ba6ijwtjgxddmqyv5hozi4hm

Recent Microdevice-Based Aptamer Sensors

Donny Mazaafrianto, Masatoshi Maeki, Akihiko Ishida, Hirofumi Tani, Manabu Tokeshi
2018 Micromachines  
Some aptamers contort into three-dimensional (3D) conformations that can bind to target molecules in stable complexes and they commonly rely on van der Waals forces, hydrogen bonds, or electrostatic interactions  ...  Since the systematic evolution of ligands by exponential enrichment (SELEX) method was developed, aptamers have made significant contributions as bio-recognition sensors.  ...  Acknowledgments: Donny Nugraha Mazaafrianto thanks the Ministry of Education, Culture, Sports, Science and Technology, Japan for the Ph.D. research scholarship.  ... 
doi:10.3390/mi9050202 pmid:30424135 pmcid:PMC6187364 fatcat:wq7p3zbdqjeczlm32obfvdi2yu

Chemical Sensors and Measurement [chapter]

Ping Wang, Qingjun Liu
2011 Advanced Topics in Science and Technology in China  
Wang et al., Biomedical Sensors and Measurement  ...  With the rapid development of microelectronics and microprocessing technology, chemical sensors have grown to be more and more miniaturized and integrated.  ...  The basic design of the "e-Nose" Fig. 4 . 46 . 446 Response curves of the mixed gas samples from 8 MOS gas sensors Fig. 4 . 47 . 447 Structure of the e-Nose based on SAW gas sensors combined with capillary  ... 
doi:10.1007/978-3-642-19525-9_4 fatcat:4deb75zjsrgt5cxlsarlrczns4

Review: Sensors for Biosignal/Health Monitoring in Electronic Skin

Hyeon Seok Oh, Chung Hyeon Lee, Na Kyoung Kim, Taechang An, Geon Hwee Kim
2021 Polymers  
We assessed the basic technologies from two points of view: sensing mechanism and material. Firstly, E-skins were fabricated using a tactile sensor.  ...  Secondly, E-skin sensors were composed of an active component performing actual functions and a flexible component that served as a substrate.  ...  Figure 2 . 2 Schematics of sensor structure. (a) A flexible pressure sensor based on a porous PDMS film between two ITOcoated flexible PET substrates Figure 2 . 2 Schematics of sensor structure.  ... 
doi:10.3390/polym13152478 fatcat:mt6iksyvcvb2hmz4aumgadns3i

Biomimetic Flow Sensors [chapter]

Jérôme Casas, Chang Liu, Gijs Krijnen
2016 Encyclopedia of Nanotechnology  
The discussion was broken into four parts covering: energy conversion mechanisms for generation of force, compliant structures, motion quantification, and fabrication techniques.  ...  Both the linear and nonlinear force versus displacement relationships are given for both of these common structures. Motion of the actuator is quantified in many different ways.  ...  Underwater adhesive properties of a DOPAmodified PMMA-PMAA-PMMA membrane on titanium and pig skin were assessed and showed strong adhesion in both cases.  ... 
doi:10.1007/978-94-017-9780-1_264 fatcat:n4kd5qdqvvh55eqqbrcd2dxcjm

An Atlas for the Inkjet Printing of Large-Area Tactile Sensors

Giulia Baldini, Alessandro Albini, Perla Maiolino, Giorgio Cannata
2022 Sensors  
The paper focuses on the manufacturing techniques and various system-level sensor design aspects related to the inkjet manufacturing processes.  ...  The goal is to assess how printed electronics simplify the fabrication process of tactile sensors with respect to conventional fabrication methods and how these contribute to overcoming the difficulties  ...  A summary of inkjet-based sensor design solutions is described in the following, including an assessment of the different characteristics of the various manufacturing solutions.  ... 
doi:10.3390/s22062332 pmid:35336503 pmcid:PMC8950613 fatcat:5m5i67rsnjgshacmqrdnzqxyh4

Potential Point-of-Care Microfluidic Devices to Diagnose Iron Deficiency Anemia

Boon Yap, Siti M.Soair, Noor Talik, Wai Lim, Lai Mei I
2018 Sensors  
Reagent deposition and integration into microfluidic devices are also explored.  ...  Iron deficiency anemia is the most common form of anemia, which affects billions of people globally, especially the elderly, women, and children.  ...  The design basically comprises an inlet and outlet, with the matrix placed between the two.  ... 
doi:10.3390/s18082625 pmid:30103424 fatcat:eyc53jw5gndqpiyyi4xvmkv64u

Synthetic and Bio-Artificial Tactile Sensing: A Review

Chiara Lucarotti, Calogero Oddo, Nicola Vitiello, Maria Carrozza
2013 Sensors  
Within this design solution for the skin, bio-hybrid and fully-biological tactile sensing systems are thoroughly presented: while significant results have been reported for the development of tissue engineered  ...  skins, the development of mechanotransduction units and their integration is a recent trend that is still lagging behind, therefore requiring research efforts and investments.  ...  Muhammad et al. in [74] proposed a conceptual design integrating silicon-based MEMS sensors with tissue engineered skin in order to measure the distribution of contact forces when the device comes into  ... 
doi:10.3390/s130201435 pmid:23348032 pmcid:PMC3649411 fatcat:okvgojnaifc3pnevnc77e65oaa

Overview on low temperature co-fired ceramic sensors

Dominik Jurków, Thomas Maeder, Arkadiusz Dąbrowski, Marina Santo Zarnik, Darko Belavič, Heike Bartsch, Jens Müller
2015 Sensors and Actuators A-Physical  
Fast and wide development of this technology permitted the fabrication of 3D mechanical structures and integration with various different processes.  ...  This paper presents an overview on LTCC technology and gives a detailed summary on physical quantity sensors fabricated using LTCC technique.  ...  The goal of this paper is to present some basic information about LTCC technology, to highlight the most critical LTCC process stages and to make an overview on novel LTCC sensors which were developed  ... 
doi:10.1016/j.sna.2015.05.023 fatcat:ol3rhjqu5nct3knp35dexzsuaq

One-touch-activated blood multidiagnostic system using a minimally invasive hollow microneedle integrated with a paper-based sensor

Cheng Guo Li, Hyou-Arm Joung, Hyungrye Noh, Mun-Bum Song, Min-Gon Kim, Hyungil Jung
2015 Lab on a Chip  
One-touch-activated blood multidiagnostic system using a minimally invasive hollow microneedle integrated with a paper-based sensor.  ...  ) touch-switch containing the collected blood sample; (c) Stereo structure of the OBMS: the PDMS touch-switch, paper-based sensor, and hollow microneedle with sensorchamber; (d) Components of the paper-based  ...  The 80 basic operating concept of the paper-based sensor for blood multidiagnostic testing is schematically depicted in Fig. 1c .  ... 
doi:10.1039/c5lc00669d pmid:26190447 fatcat:gjtiry6xbfhfrgkf7dro7d2op4

Fiber optic intensity-modulated sensors: a review in biomechanics

Paulo Roriz, António Ramos, José L. Santos, José A. Simões
2012 Photonic Sensors  
Fiber optic sensors have a set of properties that make them very attractive in biomechanics. However, they remain unknown to many who work in the field.  ...  An effort has been made to identify key researchers, research and development (R&D) groups and main applications.  ...  To assess tendon forces, the system was calibrated using static equilibrium conditions.  ... 
doi:10.1007/s13320-012-0090-3 fatcat:44pdc4yconevllelhlghgal6bi

Blood Pressure Sensors: Materials, Fabrication Methods, Performance Evaluations and Future Perspectives

Ahmed Al-Qatatsheh, Yosry Morsi, Ali Zavabeti, Ali Zolfagharian, Nisa Salim, Abbas Z. Kouzani, Bobak Mosadegh, Saleh Gharaie
2020 Sensors  
Here, we present an extensive review and critical analysis of various materials applied in the design and fabrication of wearable sensors.  ...  Advancements in materials science and fabrication techniques have contributed to the significant growing attention to a wide variety of sensors for digital healthcare.  ...  membrane-based triboelectric sensor [217] , a Downy-structured triboelectric nanogenerator (D-TENG)-based sensor [218] , a 3D cellular sensor array [219] , a flexible weaving constructed self-powered  ... 
doi:10.3390/s20164484 pmid:32796604 pmcid:PMC7474433 fatcat:gwzmhq74nnf6pc3oc7uv3cfeqi
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