Keyword: Magnetic materials

Stories

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R&D: Sensors/Data Acquisition
Using a simple set of magnets, researchers have devised a sophisticated way to monitor muscle movements.
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R&D: Medical
Using an office-based human-sized version of this non-invasive device, it may prove possible to cure Alzheimer’s by delivering drugs and genes to specified tracts in the brain under real-time imaging guidance.
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Briefs: Materials

It may look like a bizarre bike helmet, or a piece of equipment found in Doc Brown’s lab in Back to the Future, yet this gadget made of plastic and copper wire is a...

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R&D: Medical

A robot can reach some of the smallest bronchial tubes in the lungs — to take tissue samples or deliver cancer therapy. Known as a magnetic tentacle robot, it measures just 2 mm in diameter.

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R&D: Medical
An intra-oral device is fitted by a dental professional to the upper and lower back teeth.
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Applications: Motion Control
See how robots are helping to treat cardiac arrhythmias.
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R&D: Test & Measurement
NIST researchers are in the early stages of a massive undertaking to design and build a fleet of tiny ultra-sensitive thermometers.
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Briefs: Sensors/Data Acquisition
Diagnosing liver damage earlier could help to prevent liver failure in many patients.
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R&D: Medical
Small magnetic objects are showing promise in the biomedical field.
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Briefs: Medical
Multifunctional iron nanowires selectively obliterate cancer cells with a triple-punch combination attack.
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R&D: Sensors/Data Acquisition
Researchers have developed the world’s thinnest and lightest magnetic sensor matrix sheet system
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R&D: Medical

Researchers have developed a low-cost, “intelligent” metamaterial that could revolutionize magnetic resonance imaging (MRI), making the entire MRI process faster, safer, and more accessible to...

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Technology Leaders: Electronics & Computers

The Hall effect was named after its discoverer, American physicist and thermoelectric researcher Harvard Edwin Herbert Hall. The Hall sensor acts as a magnetic field perpendicular to a...

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Briefs: Medical

Researchers at Sandia National Laboratories want to use small magnetic sensors to image the brain in a way that's simpler and less expensive than the magnetoencephalography system now...

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Briefs: Photonics/Optics

Leti, a research institute of CEA Tech, has taken a major step toward development of next-generation magnetoencephalography (MEG) that could significantly reduce the cost of MEG systems and...

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R&D: Medical
Researchers Develop Faster Biosensor

Using magnetic patterns resembling a spiderweb, researchers have developed a biosensor platform capable of detecting biosensors 20 times faster than existing biosensors. The technology can be used for early diagnosis and recurrence diagnosis of diseases such as cancer.

Briefs: Medical

Materials scientists from Georgia Tech have developed a new strategy for crafting one-dimensional nanorods from a wide range of precursor materials. Based on a cellulose...

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Briefs: Robotics, Automation & Control

A group of Drexel University researchers used a rotating magnetic field to show how multiple chains of microscopic, magnetic bead-based robots can link up to reach impressive speeds swimming through a...

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R&D: Medical
Ingestible Origami Robot Unfolds from Capsule

Researchers at The Massachusetts Institute of Technology (MIT), the University of Sheffield, and the Tokyo Institute of Technology have demonstrated a tiny origami robot that unfolds itself from a swallowed capsule. Steered by external magnetic fields, the bot can crawl across the stomach wall to...

Technology Leaders: Medical

Brushless motors are used worldwide for their basic benefit of optimizing performance per package size. No other technology can match it. In addition, brushless brings tremendous advantages to...

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R&D: Medical
Researchers Create Silicone Microspheres from Mist

Using misting technology found in household humidifiers, University of Illinois chemists developed a new method to create silicone microspheres. The tiny spheres could have applications in targeted medicine and imaging.

R&D: Medical
New Manufacturing Method Produces Low-Cost Nanofibers

Researchers at the University of Georgia have found a low-cost way to manufacture extraordinarily thin polymer strings. The nanofibers can be used to create advanced wound dressings, regenerate tissue, and deliver drugs directly to the site of an infection.

R&D: Medical
Shape-Shifting GEM Sensor Responds to Radio Frequencies

Geometrically encoded magnetic sensors (GEMs), developed by researchers from National Institute of Standards and Technology (NIST) and the National Institutes of Health (NIH), react to local biochemical conditions by changing their shape and response to radio frequencies.

R&D: Medical
Researchers Improve Magnetic-Field Detector

A Massachusetts Institute of Technology team has developed a new, ultrasensitive magnetic-field detector. The device could lead to miniaturized, battery-powered devices for medical imaging.

R&D: Robotics, Automation & Control
Magnetic Devices Aid Laparoscopic Surgery

Vanderbilt University researchers have created magnetically-driven laparoscopic instruments.

R&D: Medical

A team of researchers at Washington University School of Medicine, St. Louis, MO, have developed a brain-scanning technology that tracks what the brain is actively doing by shining dozens...

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Technology Leaders: Medical

If your application demands a reliable, time-tested, low cost motor, then brushed DC motor technology may be what you’re looking for. The key here is simplicity. A brushed motor is...

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R&D: Electronics & Computers

Cyborgs that combine machine systems with living organisms to have extraordinary abilities are already a reality say researchers at Karlsruhe Institute of Technology (KIT). This is especially true with medical...

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R&D: Medical

Powered wheelchair users, who are paralyzed from the neck down, can control their chair by sipping or puffing air into a straw mounted on their wheelchair to execute four basic commands that drive the...

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Ask the Expert

Dan Sanchez on How to Improve Extruded Components
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Improving extruded components requires careful attention to a number of factors, including dimensional tolerance, material selection, and processing. Trelleborg’s Dan Sanchez provides detailed insights into each of these considerations to help you advance your device innovations while reducing costs and speeding time to market.

Inside Story

Inside Story: Ensuring Reusable Devices Are Safe for the Next Patient
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To find out more about the expertise required to establish safe processes for cleaning and disinfecting reusable medical devices, MDB recently spoke with Elizabeth Sydnor, Director of Microbiology Medical Device Testing, Eurofins Medical Device Testing (Lancaster, PA).

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