Pulsed MRI System Could Selectively Deliver Drugs to the Brain

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.

Helmet Made of Magnetic Metamaterials Could Improve Brain Scans

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...

Artificial Intelligence Tech Set to Transform Heart Imaging

AI enables examination of hearts for scar tissue, eliminating the need for contrast injections.

Maintaining Quality in Medical Imaging Applications: Considerations for Capacitor Selection

Before you select RF components for an MRI machine, make sure you first understand the basic physics of the technology.

Tiny Implantable Tool for Light-Sheet Imaging of Brain Activity

The tool shows promise for imaging brain activity in 3D with high speed and contrast.

Stretchable, Wearable Coils May Make MRI, Other Medical Tests Easier on Patients

The stretchable fabric is embroidered with conductive threads that provide excellent signal-to-noise ratio.

Magnetic Metamaterial Could Improve MRIs

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...

Low-Field MRI Improves Lung, Cardiac Imaging

National Institutes of Health researchers, along with researchers at Siemens, have developed a high-performance, low-magnetic-field MRI system that vastly improves image quality of the lungs and...

The ‘Relativity’ of High Q Capacitors

For many high-power RF applications, the “Q factor” of embedded capacitors is one of the most important characteristics in the design of circuits. This includes products such as cellular/telecom...

MRI Sensor Can Image Activity Deep Within the Brain

A new way to image calcium activity is based on magnetic resonance imaging (MRI) and allows them researchers to peer much deeper into the brain. Using this technique, they can track...

Simulations Address Delays in MRI Breast Imaging

Without a way to prove that a new MRI technique is safe for all women, clinical MRIs haven't been able to keep pace with the latest advances in MRI research. More informative cancer...

MR Coil for High-Quality Imaging

Researchers have developed and tested an MR coil for high-quality imaging of the whole mouse. Such coils are required for preclinical studies of drugs, as well as for targeted examination of various body...

3D Printed Biopsy Robot for Breast Cancer Research

A 3D printed biopsy robot is propelled by cylinders driven by air pressure. With the help of hoses that supply the air, the control of the robot can be placed outside the MRI scanner. The...

Promising Research Could Lead to New Strategies in NMR and MRI Using Diamonds and Lasers

Defects in the lattice of diamonds produce more than just beautiful coloration. A new approach developed by researchers at UC Berkeley's College of...

Improved 3D Printing for Patient-Specific Medical Diagnosis

What if you could hold a physical model of your own brain in your hands, accurate down to its every unique fold? That's just a normal part of life for Steven Keating, PhD, who had a...

Selecting Gearhead Technology for Medical Imaging Equipment

CT scanners have far greater accuracy than x-ray technology but place more demands on patients. Getting the high precision, three-dimensional images necessary for accurate diagnosis...

Erasable Contrast Agents Blink On/Off

Researchers are working on “erasable” contrast agents that would have the ability to blink off, on command, thereby revealing their location in the body.

Evaluating Electronics Contract Manufacturers for Medical Devices

The ideal contract manufacturer is more than a transactional supplier; rather, it is a partner that improves the product and process. Printed circuit boards (PCBs) and...

Near-Infrared Light May Identify Breast Cancer Patients Who Will Benefit Most from Chemotherapy

A new optical imaging system developed at Columbia University uses red and near-infrared light to identify breast cancer patients who will...

Small Sensor Array Offers Easier Way to Image Brain

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...

Metasurface-Based Technology Enables Safe MRIs for People with Implants

An international research team has developed a device capable of improving the performance of magnetic resonance imaging (MRI) units. The technology is based on local...

Therapy Robots a Step Closer to Reality

In tests, a swarm of robots measuring a few millionths of a meter long — about the size of a blood cell — were guided magnetically to sites in the stomach of rats. The robots were manufactured by...

CMOS Imaging Sensors: Direct, Real-Time Color Imaging in Cardiovascular Devices

Advances in CMOS (complementary metal oxide semiconductor) imaging sensor (CIS) module technology are shrinking pixel size, allowing more pixels to fit...

Micro-Optomechanical Pressure Sensor Advances Pressure Monitoring in Biomedical Applications

A new type of pressure sensor is based on micro-optomechanical systems (MOMS) technology. Developed by imec, a research and innovation hub focusing...

Biopsy Robot Can Be Used in an MRI Scanner

A biopsy robot made from 3D printed plastic can be used in an MRI scanner. The advantage of plastic is that the robot can carry out a biopsy (removing a piece of tissue) during a breast cancer scan...

Self-Learning Device Could Increase Patient Safety

A technology being developed could provide an affordable, smart, self-learning device that, when placed into existing MRI machines, could allow medical professionals to monitor patients more...

New Technique Makes Brain Scans Better

People who suffer a stroke often undergo a brain scan at the hospital, allowing doctors to determine the location and extent of the damage. Researchers who study the effects of strokes would love to be...

Metamaterial-Enhanced MRI Technology Provides Higher-Quality, More Detailed Images

Scientists from the Netherlands and Russia have developed a new technology for enhancing the local sensitivity of magnetic resonance imaging (MRI) scanners....

Piezoelectric Motors Enable MRI-Guided Prostate Ablation

Prostate cancer is the second most common cancer affecting American men, with approximately one in seven diagnosed in their lifetime. Most patients receiving conventional prostate...