Popular Medical Devices News and Current Events | Page 24

Popular Medical Devices News and Current Events, Medical Devices News Articles.
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New fabrication and thermo-optical tuning of whispering gallery microlasers
OIST scientists have developed a new, simple and quick way to make any number microlasers on a single structure. (2016-05-03)

Light-emitting nanocrystal diodes go ultraviolet
A multinational team of scientists has developed a process for creating glass-based, inorganic light-emitting diodes that produce light in the ultraviolet range. The work, reported this week in the online Nature Communications, is a step toward biomedical devices with active components made from nanostructured systems. (2012-02-24)

Wearable bionics on display in Dublin
A bionic bra, sweat-analysis watch and a movement-monitoring knee sleeve will be part of a display this week at a showcase of Irish-Australian research collaboration. The wearable devices will be featured at the Australian Embassy, Ireland, and are being developed through a partnership between Dublin City University and Australian researchers, all part of the ARC Centre of Excellence for Electromaterials Science. (2015-05-18)

New generation of optical integrated devices for future quantum computers
A research group led by scientists from the University of Bristol has demonstrated the quantum operation of new components that will enable compact circuits for future photonic quantum computers. (2011-03-01)

Think laterally to sidestep production problems
The side-by-side deposition of atomically flat semiconductor sheets enhances solar cell conversion efficiency. (2017-10-16)

Machine learning reveals rapid material classification
Scientists at the University of Tokyo introduced a novel machine learning algorithm for the rapid prediction of a materials properties and structures based on spectral scans. The program may be extremely useful for researchers when prototyping novel nanodevices. (2019-03-25)

Acoustics put a fresh spin on electron transitions
Electrons are very much at the mercy of magnetic fields, which scientists can manipulate to control the electrons and their angular momentum -- i.e. their 'spin.' (2020-06-10)

Luminescent proteins provide color to ecological and cheap bio-displays
Mobile phone, computer and TV displays all use very expensive color filters and other components, which cannot be easily recycled. German and Spanish scientists have designed a new screen, which is cheaper and ecological as it uses a hybrid material. This material's luminescent proteins can be used in backlighting systems and color filters made using a 3-D printing technique. (2017-01-18)

Scientists find major limitations with carbon nanotubes in blood facing medical devices
Scientists in the School of Pharmacy and Pharmaceutical Sciences in Trinity College Dublin, have made an important discovery about the safety issues of using carbon nanotubes as biomaterials which come into contact with blood. The significance of their findings is reflected in their paper being published as the feature story and front page cover of the international, peer-reviewed journal Nanomedicine. (2015-01-19)

Cardiac devices and advanced heart failure: Are we selecting the wrong patients?
Patients with advanced heart failure may be receiving implantable cardiac devices that do not help them because they are too ill to benefit from the treatment -- a practice that is not only costly, but puts patients through unnecessary suffering. (2008-06-06)

Recent advances in the tribology and bioengineering of the skin
The objective of this seminar is to present state-of-the-art experimental and modelling techniques to characterise and predict the biophysics and tribology of the skin in health and disease. (2014-10-23)

UCR researchers discover new method to dissipate heat in electronic devices
For the first time, an international team of scientists led by a researcher at the University of California, Riverside has modified the energy spectrum of acoustic phonons-- elemental excitations, also referred to as quasi-particles, that spread heat through crystalline materials like a wave--by confining them to nanometer-scale semiconductor structures. The results have important implications in the thermal management of electronic devices. (2016-11-10)

Ag/ZnO-Nanorods Schottky diodes based UV-PDs are fabricated and tested
The current-voltage characteristics of the Ag/ZnO-Nanorod Schottky contacts were studied at forward applied bias over the range 0 V to 1 V, under dark and UV light. The dark and photocurrents were 1.29E-5A and 2.16E-5, respectively, and the contrast ratio (ratio of photocurrent to dark current) was 1.67 at +1.0 V for these devices. The results show that these devices could be useful for cost-effective and low-voltage UV detection applications. (2017-05-25)

Optical security: Tunable-resonator upconverted emission color printing
Scientists have demonstrated a new optical security element that not only combines microprints with invisible inks, but also makes them colorful. This is done using a single type of material for the ink, and another for the microprint. This so-called tunable resonator?upconverted emission (TRUE) color printing is demonstrated by embedding a monolayer of nanocrystals in close proximity with aluminum nanostructures. Multiple luminescent and plasmonic colors are simultaneously utilized to incorporate different covert luminescent information within an ultrahigh resolution plasmonic color print. (2019-05-12)

Paclitaxel-coated devices are safe for unblocking arteries in lower limbs
A study in the European Heart Journal of nearly 65,000 people has shown that devices coated with a drug called paclitaxel that are used for widening blocked arteries in legs and feet are safe and not linked to an increase in deaths -- a finding that contradicts smaller studies that led to the FDA issuing a safety alert about the use of paclitaxel-coated stents and balloons for arterial revascularisation in the lower limbs in January 2019. (2019-10-08)

Organic memory devices show promise for flexible, wearable, personalized computing
The advent of artificial intelligence, machine learning and the internet of things is expected to change modern electronics. The pressing question for many researchers is how to handle this technological revolution. Brain-inspired electronics with organic memristors could offer a functionally promising and cost- effective platform. Since memristors are functionally analogous to the operation of neurons, the computing units in the brain, they are optimal candidates for brain-inspired computing platforms. (2020-04-21)

Mathematical tools predict if wave-energy devices stay afloat in the ocean
Ocean waves represent an abundant source of renewable energy. But to best use this natural resource, wave-energy converters need to be capable of physically handling ocean waves of different strengths without capsizing. (2020-10-13)

Optoelectronic devices that emit warm and cool white light
A single semiconducting material can produce white light by emitting light across the visible spectrum. (2020-12-21)

Waterloo researchers awarded $5.3 million to partner with industry on strategic research
Eleven University of Waterloo researchers are receiving more than $5.3 million from the Natural Sciences and Engineering Research Council to partner with industry on strategic research -- including a project that will be vital for Canada in developing innovations for environmentally friendly water treatment technologies. (2015-02-11)

Laser ablation boosts terahertz emission
OIST researchers are getting closer to the conquest of the 'terahertz gap.' (2015-09-17)

Public defibrillator shortage helping to boost heart attack deaths away from hospital
The restricted availability of defibrillators, and poor understanding of how to use them, are helping to boost the number of deaths from heart attacks occurring outside hospitals, suggests a study of one English county, published online in the journal Heart. (2014-02-19)

Are enough women included in medical device studies, as required by the FDA?
The US Food and Drug Administration mandates adequate enrollment of women in post-approval studies of medical devices to ensure that any sex differences in device safety and effectiveness are not overlooked. A group of authors from the US Food and Drug Administration report the results of a study evaluating the participation of women and analysis of sex differences in post-approval studies in Journal of Women's Health. (2014-01-23)

New material harvests energy from water vapor
MIT engineers have created a new polymer film that can generate electricity by drawing on a ubiquitous source: water vapor. (2013-01-10)

More UK regulation of total hip replacement devices needed to prevent unnecessary surgery
A new study from the University of Warwick is calling for more UK compulsory regulation of devices used in hip replacements to reduce the need for further traumatic and expensive surgery. (2015-03-10)

A technology to transform 2D planes into 3D soft and flexible structures
DGIST Professor Sohee Kim's Team developed a technology to produce 3D soft and flexible devices by blowing balloons made of polymeric thin films. Can be made in various 3D shapes... Expected to have diverse medical and biomedical applications. (2019-10-21)

Hey Google, are my housemates using my smart speaker?
Surveys show that consumers are worried that smart speakers are eavesdropping on their conversations and day-to-day lives. Now University of British Columbia researchers have found that people are also concerned about something else: friends, family and others who may have access to these devices. (2020-01-28)

Graphene detector reveals THz light's polarization
Physicists have created a broadband detector of terahertz radiation based on graphene. The device has potential for applications in communication and next-generation information transmission systems, security and medical equipment. (2020-10-08)

Just hours of training triples doctor confidence in use of handheld ultrasound devices
Filling a training gap, a Penn Medicine doctor created a geriatric medicine-centered course for point-of-care-ultrasound (POCUS) devices that doubled doctor confidence. (2020-11-17)

Mining a deep vein of data, researchers make key findings on IV device use
By looking at data from 10 Michigan hospitals participating in an unprecedented collaborative quality-improvement effort, researchers have shown how much variation exists when it comes to the use of intravenous devices called peripherally inserted central catheters, or PICCs. (2016-02-16)

Toxic computer waste in the developing world
As the developing world continues to develop, standards of living and access to technology increases. Unfortunately, as personal computers, laptops and mobile phones become increasingly common so the problem of recycling and disposal of such devices when they become technologically obsolete rises too, according to research published in the International Journal of Environmental Technology and Management. (2014-06-03)

Scientists measure how ions bombard fusion device walls
Ions accelerate parallel to device walls before impact, increasing surface erosion. (2016-10-27)

Technology use by adults with type 1 diabetes lower among African-Americans, Hispanics
Continuous glucose monitor (CGM) and continuous subcutaneous insulin infusion (CSII) devices are known to improve outcomes in patients with type 1 diabetes (T1D), yet African-American and Hispanic patients face barriers to the use of these devices, according to results of a small single-center retrospective study. The results of the ENDO 2020 abstract will be published in the Journal of the Endocrine Society. (2020-03-31)

For next-generation semiconductors, 2D tops 3D
POSTECH research team designs a halide perovskite material for the next-generation memory device. Commercialization is accelerated for next-generation data storage device via low-operating voltage and high-performance resistive switching memory. (2020-07-13)

NTUsg researchers develop flexible piezoelectric crystal
A team of researchers led by Nanyang Technological University, Singapore (NTU Singapore) has developed a new material, that when electricity is applied to it, can flex and bend forty times more than other materials in the same class, opening the way to better micro machines. (2021-02-08)

Towards computing with water droplets -- superhydrophobic droplet logic
Researchers in Aalto University have developed a new concept for computing, using water droplets as bits of digital information. This was enabled by the discovery that upon collision with each other on a highly water-repellent surface, two water droplets rebound like billiard balls. (2012-09-07)

New nanomaterials unlock new electronic and energy technologies
A new way of splitting layered materials to give atom thin (2011-02-03)

MIT 'optics on a chip' may revolutionize telecom, computing
In work that could lead to completely new devices, systems and applications in computing and telecommunications, MIT researchers are bringing the long-sought goal of (2007-02-05)

Getting the point: Real-time monitoring of atomic-microscope probes adjusts for wear
NIST scientists have developed a way to measure the wear and degradation of the microscopic probes used to study nanoscale structures in situ and as it's happening. Their technique can both dramatically speed up and improve the accuracy of the most precise and delicate nanoscale measurements done with atomic force microscopy. (2011-03-31)

The ATS and Sunovion Pharmaceuticals Inc. release landmark survey
The American Thoracic Society and Sunovion Pharmaceuticals Inc. (Sunovion) today announced the results of a survey of pulmonologists and pulmonology fellows to determine physicians' knowledge, attitudes, and practices related to chronic obstructive pulmonary disease (COPD) management, with particular attention to the use of hand-held small volume nebulizers. A small volume nebulizer is a device powered by air that aerosolizes medications for delivery to patients. (2016-05-16)

Irish researchers make major breakthrough in smart printed electronics
Researchers in Ireland have fabricated printed transistors consisting entirely of 2-dimensional nanomaterials for the first time. This breakthrough could unlock the potential for applications such as food packaging that displays a digital countdown to warn you of spoiling, wine labels that alert you when your white wine is at its optimum temperature, or even a window pane that shows the day's forecast. (2017-04-06)

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