Results 21 to 30 of about 278,016 (332)

High-speed and widefield handheld swept-source OCT angiography with a VCSEL light source.

open access: yesBiomedical Optics Express, 2021
Optical coherence tomography (OCT) and OCT angiography (OCTA) enable noninvasive structural and angiographic imaging of the eye. Portable handheld OCT/OCTA systems are required for imaging patients in the supine position.
S. Ni   +8 more
semanticscholar   +1 more source

Design and Validation of a Portable Handheld Device to Produce Fine Fibers Using Centrifugal Forces

open access: yesInstruments, 2020
In the present research project, a novel portable battery-powered handheld device able to produce micron and submicron fibers using centrifugal forces is proposed.
Gregory Potter   +7 more
doaj   +1 more source

Assessment of the Analytical Performance of Three Near-Infrared Spectroscopy Instruments (Benchtop, Handheld and Portable) through the Investigation of Coriander Seed Authenticity

open access: yesFoods, 2021
The performance of three near-infrared spectroscopy (NIRS) instruments was compared through the investigation of coriander seed authenticity. The Thermo Fisher iS50 NIRS benchtop instrument, the portable Ocean Insights Flame-NIR and the Consumer Physics ...
Claire McVey   +3 more
doaj   +1 more source

Handheld Point-of-Care Ultrasound Probes: The New Generation of POCUS

open access: yesJournal of Cardiothoracic and Vascular Anesthesia, 2020
Recent advances in ultrasound technology have made ultrasound equipment more versatile, portable and accessible than ever. Modern hand-held, ultra-portable ultrasound devices have been developed by multiple companies and are contributing to make bedside ...
Y. Baribeau   +6 more
semanticscholar   +1 more source

The Use of Handheld Ultrasound Devices in Emergency Medicine

open access: yesCurrent Emergency and Hospital Medicine Reports, 2021
Ultraportable handheld ultrasound (HHU) devices are being rapidly adopted by emergency medicine (EM) physicians. Though knowledge of the breadth of their utility and functionality is still limited compared to cart-based systems, these machines are ...
Adrienne Malik   +6 more
semanticscholar   +1 more source

Insect Protein Content Analysis in Handcrafted Fitness Bars by NIR Spectroscopy. Gaussian Process Regression and Data Fusion for Performance Enhancement of Miniaturized Cost-Effective Consumer-Grade Sensors

open access: yesMolecules, 2021
Future food supply will become increasingly dependent on edible material extracted from insects. The growing popularity of artisanal food products enhanced by insect proteins creates particular needs for establishing effective methods for quality control.
Krzysztof B. Beć   +3 more
doaj   +1 more source

Handheld near-infrared spectrometers: Where are we heading?

open access: yesNIR news, 2020
During NIR 2019 conference, Gold Coast, Australia, a presentation upon a critical review of instrumentation and applications of handheld spectrometers was delivered during the plenary session held on Thursday morning, 19 September.
K. Beć, J. Grabska, H. Siesler, C. Huck
semanticscholar   +1 more source

The Performance Characteristics of Handheld, Non-Piezoelectric Point-of-Care Ultrasound (POCUS) in the Emergency Department

open access: yesDiagnostics, 2023
The use of handheld point-of-care ultrasound (HH-POCUS) platforms is rapidly increasing, but the diagnostic performance of HH-POCUS in the emergency department (ED) has not been well-studied.
Brandon Michael Wubben, Hae In Yun
doaj   +1 more source

Instant in-situ Tissue Repair by Biodegradable PLA/Gelatin Nanofibrous Membrane Using a 3D Printed Handheld Electrospinning Device

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Background: This study aims to design a 3D printed handheld electrospinning device and evaluate its effect on the rapid repair of mouse skin wounds. Methods: The device was developed by Solidworks and printed by Object 350 photosensitive resin printer ...
Hongrang Chen   +10 more
semanticscholar   +1 more source

Transparent resource sharing framework for internet services on handheld devices [PDF]

open access: yes, 2010
Handheld devices have limited processing power and a short battery lifetime. As a result, computationally intensive applications cannot run appropriately or cause the device to run out of battery too early.
De Turck, Filip   +4 more
core   +1 more source

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