Novel Device Measures Nerve Activity

Researchers have developed a device to noninvasively measure cervical nerve activity in humans.

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.

Optical Fiber Sensor Measures Deviations in Spine

The sensors have already been used to monitor the curvature of structures and robotic arms. But measuring both the magnitude and direction of the spine’s curvature presents an additional challenge.

Tiny Swimming Robots Treat Deadly Pneumonia in Mice

The microrobots are made of algae cells whose surfaces are speckled with antibiotic-filled nanoparticles.

Wireless Activation of Targeted Brain Circuits

A research team has created wireless technology to remotely activate specific brain circuits in fruit flies in under one second. The team used magnetic signals to activate targeted neurons...

Microfluidic-Based Soft Robotic Prosthetics

Scientists have developed a new type of prosthetic using microfluidics-enabled soft robotics that promises to greatly reduce skin ulcerations and pain in patients who have had an amputation...

AI-Enabled Optical Fiber Sensor Device Monitors Brain Injury

The results from tests on animal brain tissues suggest it could help clinicians to better monitor both disease progression and patients’ response to treatment than is currently possible.

Powering an ‘Arm’ with Air Could Be Mighty Handy

Mechanical engineers have built a handy extra limb able to grasp objects and go, powered only by compressed air. It’s one of several ideas the engineers at Rice University’s...

Breath-Driven Concept Could Transform Prosthetics

Researchers have developed a hand prosthesis powered and controlled by the user’s breathing. The simple, lightweight device offers an alternative to Bowden cable-driven body-powered...

‘Smart’ Necklace May Track Health Through Sweat

A team of researchers has demonstrated a battery-free, wireless biochemical sensor that detected the blood sugar — or glucose — humans excrete from their skin when they...

Smartphone Clip-On Detects Zika in Blood

Researchers have developed an instrument that can be clipped on to a smartphone to rapidly test for Zika virus in a single droplet of blood.

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...

Advanced Motor Technology Enables Medical Exoskeleton for Rehabilitation

The primary aim for Harmonic Bionics is to empower patients and care providers by designing intelligent technology that facilitated a data-driven treatment protocol...

Understanding Titanium’s Biocompatibility

Scientists used photoelectrochemical measurement and x-ray photoelectron spectroscopy to clarify the source of titanium’s biocompatibility when implanted into the body, as with hip...

‘Bionic’ Pacemaker Reverses Heart Failure

A revolutionary pacemaker that re-establishes the heart’s naturally irregular beat is set to be trialed in New Zealand heart patients this year, following successful animal trials.

Joystick-Operated Robot Could Help Surgeons Treat Stroke Remotely

A telerobotic system helps surgeons quickly and remotely treat patients experiencing a stroke or aneurysm. With a modified joystick, surgeons in one hospital may control a...

Folding Design Leads to Heart Sensor with Smaller Profile

As advances in wearable devices push the amount of information they can provide consumers, sensors increasingly must conform to the contours of the body. One approach applies the...

Microchip Detects Prostate Cancer Markers

Measuring devices that perform disease tests simply and quickly from small amounts of blood, urine, saliva, and other bodily fluids are extremely important for accurate diagnosis and verifying...

Flexible Backing Improves Brain-Computer Interface

Engineering researchers have invented an advanced brain-computer interface with a flexible and moldable backing and penetrating microneedles. Adding a flexible backing to this kind of...

Rapid COVID-19 Improves Response to Future Outbreaks

A new COVID-19 test could have a huge social and economic impact and completely change the response in the travel and leisure industries. The project is looking to create a handheld...

Small Robot Can Explore Lungs

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.

Promising Brain Biosensor Monitors Health

Scientists have successfully tested in the lab a tiny biosensor they developed that can detect biomarkers tied to traumatic brain injuries. Researchers say their waterproof biosensor includes an...

Biodegradable Implant Could Help Doctors Monitor Brain Chemistry

A wireless, biodegradable sensor could offer doctors a way to monitor changes in brain chemistry without requiring a second operation to remove the implant, according to an...

Sensor Measures Pressure in Digestive Tract

As food moves through the digestive tract, contracting muscles along the tract keep things flowing smoothly. Loss of this motility can lead to acid reflux, failure of food to move out of the...

Nontoxic, Variable-Stiffness Threads Enable Dexterous Cardiac Catheters

Engineers at EPFL and ETH have developed a variable stiffness catheter made of nontoxic threads that can transition between soft and rigid states during surgery. It...

Implant Offers Promise for the Paralyzed

A system enables patients with a complete spinal cord injury to stand, walk, and more.

Biosensor Monitors Disease Severity

Hokkaido University scientists and colleagues have designed a prototype biosensor that detects levels of ATP and lactates in a patient’s blood.

Developing an Analog Front-End for an Electrocardiogram Monitor

The SLG47004 can be used as a cost-effective integrated solution for the analog front-end of an ECG monitor.

Single-Use Sensor Strips Detect Cerebrospinal Fluid Leaks

A single-use sensor strip can be used with a circuit board.