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Micro-Fabricated RTD Based Sensor for Breathing Analysis and Monitoring
2021
Sensors
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The design, micro-fabrication, and characterization of a resistance temperature detector (RTD) based micro sensor for minimally invasive breathing analysis and monitoring is presented. ...
The RTD is placed into a Wheatstone bridge to simultaneously reduce the sensor's output noise and improve overall system accuracy. ...
Conclusions We demonstrate the operation of a micro-fabricated RTD based breathing monitoring sensor. ...
doi:10.3390/s21010318
pmid:33466505
fatcat:bbu53fp26jg2nkskbbjc6w5kmy
Fabrication and Evaluation of a Flexible MEMS-Based Microthermal Flow Sensor
2021
Sensors
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Based on the results of computational fluid dynamics simulations, this study designed and fabricated a flexible thermal-type micro flow sensor comprising one microheater and two thermistors using a micro-electromechanical ...
This study's MEMS-based flexible microthermal flow sensor achieved a resolution of 1.1 cm/s in a liquid flow and 0.64 cm/s in a gas flow, respectively, within a fluid flow velocity range of 0–40 cm/s. ...
Data Availability Statement: Please contact the corresponding author for data requests.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s21238153
pmid:34884155
fatcat:sgo6ikzud5hnjh4ee2ietk26fu
E-Skin: The Dawn of a New Era of On-Body Monitoring Systems
2021
Micromachines
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Firstly, we revised the material development for e-skin systems. Secondly, aspects related to fabrication techniques were presented. ...
Next, the main applications of e-skin systems in monitoring, such as temperature, pulse, and other bio-electric signals related to health status, were analyzed. ...
The optic fiber sensors could be used to monitor muscle movements and breathing. Triboelectric Nanogenerators (TENGs). Wang et al. ...
doi:10.3390/mi12091091
pmid:34577734
fatcat:vlube5dtt5fvlcjomattxinhli
Recent Developments in Printing Flexible and Wearable Sensing Electronics for Healthcare Applications
2019
Sensors
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, breath rate, respiration, alcohol, activity monitoring, etc., have potential applications both in medical diagnostics and fitness monitoring. ...
Special focus is given to printable materials and sensors, which are key enablers for wearable electronics. ...
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 Progress in Flexible Wearable Sensors for Vital Sign Monitoring
2020
Sensors
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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 ...
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. ...
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
Smart Textiles and Sensorized Garments for Physiological Monitoring: A Review of Available Solutions and Techniques
2021
Sensors
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Several wearable devices for physiological and activity monitoring are found on the market, but most of them only allow spot measurements. ...
This can be achieved with the application of textile technologies for sensorized garments, where the sensors are completely embedded in the fabric. ...
The traditional sensors used for temperature sensing are resistance temperature detectors (RTDs), thermistors, and thermocouples [75] . ...
doi:10.3390/s21030814
pmid:33530403
fatcat:pxwtinvj3jccbdvml53dwidij4
Development Trends in Electronics Printed: Intelligent Textiles Produced with the Use of Printing Techniques on Textile Substrates
[chapter]
2016
Printed Electronics - Current Trends and Applications
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Such materials can be used for monitoring, for example, the rhythm of breathing. The aim of this study was to develop a sensor of strains for the needs of wearable electronics. ...
A resistance-type sensor was made on a knitted fabric with shape memory, dedicated to monitor motor activity of human. ...
Acknowledgements The authors would like to thank Henryk Wrzosek for SEM investigations of samples. ...
doi:10.5772/62962
fatcat:hlh5yca3indrxl7pz4fnpumgfq
Advanced Functional Materials for Intelligent Thermoregulation in Personal Protective Equipment
2021
Polymers
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Being based on conductive and functional polymeric materials, smart textiles can detect many external stimuli and react to them. ...
Interconnected sensors and actuators that interact and react to existing risks can provide the wearer with increased safety, protection, and comfort. ...
pipes together in fabrication A textile structure of hollow double-wall Optical fiber Bragg grating (FBG)-based sensor integrated into textile and between-walls for smart fabric fabric was adopted as a ...
doi:10.3390/polym13213711
pmid:34771268
pmcid:PMC8587695
fatcat:dymbyufiuzeaxoxbhbofy7cqsq
Breathable and Stretchable Temperature Sensors Inspired by Skin
2015
Scientific Reports
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Flexible electronics attached to skin for healthcare, such as epidermal electronics, has to struggle with biocompatibility and adapt to specified environment of skin with respect to breath and perspiration ...
Therefore the demanding for a wearable and comfortable temperature sensor with enough accuracy which can attach to the human skin for several days is strongly desired. ...
Weibang Lv, from Suzhou Institute of Nano-Tech and Nano-Bionics (SINANO), to provide the carbon nanotube thin films. We gratefully acknowledge the support from the National Basic ...
doi:10.1038/srep11505
pmid:26095941
pmcid:PMC4476093
fatcat:mkxpq6s3pjde5cjwrqx6am37ma
Micropreconcentrators: Recent Progress in Designs and Applications
2022
Sensors
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., adsorption/desorption, are one of the solutions for increasing the sensitivity of chemical detection. ...
The primary goal of this review is to report on and briefly explain the most relevant recent developments related to the design and applications of preconcentrators. ...
the monitoring of the presence and concentrations of various VOCs in exhaled breath. ...
doi:10.3390/s22041327
pmid:35214229
pmcid:PMC8963072
fatcat:zg4ats45vjb7hejs5ry6ba55s4
Evolution of Wearable Devices with Real-Time Disease Monitoring for Personalized Healthcare
2019
Nanomaterials
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through small sensors and biomedical devices, and greatly improve the quality and efficacy of medical services. ...
, physiological health monitoring and evaluation. ...
Textile-based diagnostic devices incorporate sensors, such as electrodes and fabrics, or by sewing electrodes into fabric [35, 36] . ...
doi:10.3390/nano9060813
pmid:31146479
pmcid:PMC6631918
fatcat:awefdgfr45exzkgajald5wk3ya
Revolution in Flexible Wearable Electronics for Temperature and Pressure Monitoring—A Review
2022
Electronics
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Wearable sensors range in size from tiny to large tools that are physically affixed to the user and operate on wired or wireless terms. ...
With increasing technological capabilities and a greater grasp of current research procedures, the usage of wearable sensors has a brighter future. ...
In the active layer of flexible tactile sensors, template approaches are recognized as a significant way for micro-nanoprocessing. ...
doi:10.3390/electronics11050716
fatcat:5ux3o3gcqnglncngmiw3su2gpa
Gold leads to PRTs for monitoring high temperatures
1999
Gold Bulletin
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This paper describes the application of the gold ink and the analysis of the films produced, along with a description of the sensor fabrication and performance. ...
This paper reports the design and development of a thin film instrument for temperature monitoring. ...
The authors also thank Dr D E Hole and Mr D P Randall for their assistance in performing the spectral and microscopic analysis presented in this article, Mr W KOng for manufacturing the sensor, and Mr ...
doi:10.1007/bf03216615
fatcat:ksvwse55jjfcjbvj62wijmdmwi
Flexible Sensors—From Materials to Applications
2019
Technologies
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Flexible sensors have the potential to be seamlessly applied to soft and irregularly shaped surfaces such as the human skin or textile fabrics. ...
Consequently, materials and structures for innovative flexible sensors, as well as their integration into systems, continue to be in the spotlight of research. ...
for the fabrication of smart implants and prosthetics with advanced health monitoring capabilities ...
doi:10.3390/technologies7020035
fatcat:p5znlbmebnefbj7jta3tk7sfwu
A Review on Biosensors and Recent Development of Nanostructured Materials-Enabled Biosensors
2021
Sensors
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molecules, and (iii) miniaturization of the biosensing devices using micro-and nano-fabrication technologies. ...
diagnosis, environmental monitoring, water and food quality monitoring, and drug delivery. ...
This device can be used to monitor human breathing [134] . ...
doi:10.3390/s21041109
pmid:33562639
pmcid:PMC7915135
fatcat:2oki5w7sxncoldwvrjf3n3hloi
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