Emergence of microfluidic wearable technologies
There has been an emerging interest in the development of microfluidic wearable technologies, arising from increasing demands in the areas of healthcare.
Flexible plastic, paper and textile lab-on-a chip platforms for electrochemical biosensing
Flexible biosensors represent an increasingly important and rapidly developing field of research.
Wearable sensors: modalities, challenges, and prospects
Non-invasive wearable sensing technology extracts mechanical, electrical, optical, and chemical information from the human body.
Microfluidic neural probes: in vivo tools for advancing neuroscience
This review discusses recent advances in microfluidic neural probe systems, which hold immense potential as in vivo tools for manipulating neural circuits in complex nervous systems.
Real-time optical fiber sensors based on light diffusing microlens arrays
The applications of optical fibers are impeded in implantable medical diagnostics due to incompatibility with biological tissues, and immune reaction in vivo.
A versatile, cost-effective, and flexible wearable biosensor for in situ and ex situ sweat analysis, and personalized nutrition assessment
Point-of-care (POC) diagnostics have shown excellent potential in rapid biological analysis and health/disease monitoring.
A multi-modal sweat sensing patch for cross-verification of sweat rate, total ionic charge, and Na+ concentration
A wearable, multi-modal sensing patch for sweat rate and electrolyte analysis with inbuilt cross-verification schemes to ensure data integrity.
A rapid and low-cost fabrication and integration scheme to render 3D microfluidic architectures for wearable biofluid sampling, manipulation, and sensing
We devise a simple, scalable, and low-cost “CAD-to-3D Device” fabrication and integration scheme, which renders 3D and complex microfluidic architectures for wearable biofluid sampling, manipulation, and sensing.
Remotely controlled nanofluidic implantable platform for tunable drug delivery
An implantable nanofluidic device for remote controlled drug delivery.
Passive sweat collection and colorimetric analysis of biomarkers relevant to kidney disorders using a soft microfluidic system
Passive sweat collection and colorimetric analysis.
Overcoming transport limitations in miniaturized electrophoretic delivery devices
Combining experimental and theoretical approach, we demonstrate practical solutions to limiting currents in capillary-based electrophoretic delivery devices.
A liquid metal based capacitive soft pressure microsensor
A PDMS-based handy microsensor for on-chip microscale integrable pressure monitoring with high resolution.
Digital nanoliter to milliliter flow rate sensor with in vivo demonstration for continuous sweat rate measurement
A digital flowmetry sensor is fabricated with low limit of detection and wide dynamic range, that is suitable for lab-on-chip or wearable sweat sensing systems.
Complete validation of a continuous and blood-correlated sweat biosensing device with integrated sweat stimulation
A wearable sweat biosensing device is demonstrated that stimulates sweat and continuously measures sweat ethanol concentrations at 25 s intervals, which is then correlated with blood ethanol during a >3 hour testing phase.
A flexible enzyme-electrode sensor with cylindrical working electrode modified with a 3D nanostructure for implantable continuous glucose monitoring
A novel flexible enzyme-electrode sensor was fabricated with a big cylindrical working electrode which, cooperating with the surface-modified 3D nanostructure, significantly improved the sensitivity.
Ultra-sensitive microfluidic wearable strain sensor for intraocular pressure monitoring
A passive wearable microfluidic sensor for the 24 hour monitoring of intraocular pressure using a smartphone.
Open nanofluidic films with rapid transport and no analyte exchange for ultra-low sample volumes
Moving to ultra-low (<100 nL) sample volumes presents numerous challenges, many of which can be resolved by implementation of open nanofluidic films.
A wearable patch for continuous monitoring of sweat electrolytes during exertion
Implementation of wearable sweat sensors for continuous measurement of fluid based biochemical markers is an attractive alternative to common, yet intrusive and invasive, practices such as urine or blood analysis.
A fluorometric skin-interfaced microfluidic device and smartphone imaging module for in situ quantitative analysis of sweat chemistry
A wearable microfluidic system and smartphone optics module enabled in situ analysis of sweat.
Integrated sudomotor axon reflex sweat stimulation for continuous sweat analyte analysis with individuals at rest
Eccrine sweat has rapidly emerged as a non-invasive, ergonomic, and rich source of chemical analytes with numerous technological demonstrations now showing the ability for continuous electrochemical sensing.
Soft, skin-mounted microfluidic systems for measuring secretory fluidic pressures generated at the surface of the skin by eccrine sweat glands
We introduce a skin-mounted microfluidic device for measuring the secretory pressure of sweat glands at the surface of the skin.
All-soft, battery-free, and wireless chemical sensing platform based on liquid metal for liquid- and gas-phase VOC detection
This paper introduces an all-soft chemical sensing platform based on liquid metal for detection of liquid-phase and gas-phase VOCs and demonstrates battery-free and wireless interrogation between a 3D-integrated, all-soft LC sensor and a soft readout coil.
Eyeglasses based wireless electrolyte and metabolite sensor platform
We presented the first example of a fully integrated eyeglasses wireless multiplexed chemical sensing platform capable of simultaneous real-time monitoring of sweat electrolytes and metabolites.
On-chip enzymatic microbiofuel cell-powered integrated circuits
A CMOS based digital circuit that is powered by an integrated on-chip enzymatic microbiofuelcell.
Directly embroidered microtubes for fluid transport in wearable applications
We demonstrate a facile approach for integrating highly flexible and stretchable microfluidics into textile-based substrates by directly embroidering surface-functionalized micro-tubing.
Wearable microfluidics: fabric-based digital droplet flowmetry for perspiration analysis
Here we show for the first time a wearable microfluidic platform, named as digital droplet flowmetry (DDF), implemented on all-textile materials for real-time measurement of perspiration rates, via converting continuous flow into discrete droplets with identical volumes and assessing the flow rates by an electronic counting circuitry.
Hydrogel-enabled osmotic pumping for microfluidics: towards wearable human-device interfaces
This paper describes a technique that utilizes the osmotic properties of hydrogels to passively draw fluid through a membrane and pass it along to a microfluidic network for sensing purposes.
Wearable tactile sensor based on flexible microfluidics
We developed a wearable tactile sensor using flexible microfluidics. This liquid-based sensor is thin, flexible and sensitive enough to be mounted on the skin or embedded in a fabric glove to detect tactile forces.
About this collection
A collection of recent reviews and research papers on the topics of wearable and implantable sensors published in Lab on a Chip and curated by the Lab on a Chip Editorial Board.