Health, Medicine, & Biotechnology

Briefs : Medical
Researchers Deploy Smart Technologies to Detect Blood Pressure and Arrhythmias

Smart technologies, including phones and other personal devices, have grown in popularity around the globe. With built-in sensors and the ability to tap expansive...

Briefs : Medical
Method Converts Cotton Fabric Waste into Aerogel

Aerogels are among the lightest materials in the world, and are highly porous with strong absorption capacity and low thermal conductivity. These unique properties make aerogels highly...

Briefs : Data Acquisition
Monitor Detects White Blood Cell Levels

One of the major side effects of chemotherapy is a sharp drop in white blood cells, which leaves patients vulnerable to dangerous infections. Chemotherapy patients usually receive a dose every 21 days. After each dose, their white blood cell levels fall and then gradually climb again. Doctors usually only...

Briefs : Materials
Removable Implant May Control Type 1 Diabetes

For the more than 1 million Americans who live with Type 1 diabetes, daily insulin injections are literally a matter of life and death. And while there is no cure, a new device may help manage the disease.

Briefs : Test & Measurement
Non-Invasive Intracranial Pressure Measurement

An acknowledged objective of critical-care medicine is a timely, accurate, readily deployable, cost-effective, and, importantly, safe means of assessing and/or monitoring critical...

Briefs : Robotics, Automation & Control
Nano-Sized Actuator Lifts Many Times its Weight

Actuators are used in a wide variety of electromechanical systems and in robotics, in applications such as steerable catheters, aircraft wings that adapt to changing conditions, and wind...

Briefs : Sensors/Data Acquisition
Wearable System Monitors Stomach Activity

A wearable, non-invasive system was developed to monitor electrical activity in the stomach over 24 hours — essentially an electrocardiogram for the gastro-intestinal (GI) tract. Monitoring for...

Briefs : Mechanical & Fluid Systems
All-Terrain Wheelchair

Researchers have developed an innovative design for a wheelchair that can more easily navigate on soft and uneven outdoor terrain such as grass and gravel. The chair uses three wheels — two wheels in the front...

Briefs : Test & Measurement
Mobile Health Platform

A mobile health technology was developed to monitor and predict a user’s psychological status, and to deliver an automated intervention when needed. The technology uses smart-phones to monitor the user’s location and ask questions about psychological status throughout the day.

Briefs : Materials
A Fast, Non-Destructive Test for Two-Dimensional Materials

Thinning a material down to a single-atom thickness can dramatically change that material’s physical properties. Graphene, the best known two-dimensional (2D) material, has...

Briefs : Materials
Anti-UV Technology Using Synthetic Biology

This technology uses extracts produced from yeast transformed with a new anti-UV DNA construct to block ultraviolet (UV) radiation.

Briefs : Test & Measurement
Analysis of Molecules in Liquids on a Chip

Much can be detected in blood or urine — viral illnesses, metabolic disorders, or autoimmune diseases can be diagnosed with laboratory tests, for instance. But such examinations often take a few...

Briefs : Photonics/Optics
Technique Enables 3D Printing of Microstructures

Two-photon lithography (TPL), a high-resolution 3D printing technique, is capable of producing nanoscale features smaller than 1/100 the width of a human hair. The technique could enable X-ray...

Briefs : Sensors/Data Acquisition
3D Printing of Shape-Shifting Smart Gel

A “4D printing” method was developed for a smart gel that could lead to the development of living structures in human organs and tissues, soft robots, and targeted drug delivery.

Briefs : Mechanical & Fluid Systems
Miniature “Pop-Up” Robot Combines Micrometer Precision and High Speed

Because of their high precision and speed, Delta robots are deployed in many industrial processes, including pick-and-place assemblies, machining, and welding. Delta...

Briefs : Manufacturing & Prototyping
Process Enables 3D Printing of Nanoscale Metal Structures

In 3D printing — also known as additive manufacturing — an object is built layer-by-layer, allowing for the creation of structures that would be impossible to manufacture by...

Briefs : Photonics/Optics
Whispering Gallery Optical Resonators

In London's St. Paul's Cathedral, a whisper can be heard far across the circular whispering gallery as the sound curves around the walls. Now, an optical whispering gallery mode resonator developed by...

Briefs : Materials
Portable Electrochemical Sensing System

Researchers at Pacific Northwest National Laboratory (PNNL) have developed an inexpensive electrochemical sensing system that significantly improves the ability to rapidly and accurately detect heavy...

Briefs : Medical
Tamper Sensor for Safeguarding Radiological Sources

Panoramic irradiators are commonly used to disinfect and sterilize products such as medical supplies, cosmetic raw materials, food, food containers, and medical supplies. The irradiators...

Briefs : Medical
Wearable Microneedles

A new painless and minimally invasive microneedle technology can extract large volumes of pure interstitial fluid for further study. Developed at Sandia Labs and the University of New Mexico, the microneedles are a few...

Briefs : Test & Measurement
Food Allergy Lab Fits on Your Keychain

Food allergies are extremely common. In the US, Federal regulations require packaged foods to disclose the presence of some of the most common allergens such as gluten, nuts, and milk products, which is...

Briefs : Imaging
Scientists Discover New Way to Label Chemical Compounds for Medical Imaging

Researchers have found a versatile workaround to create chemical compounds that could prove useful for medical imaging and drug development. While studying chemical...

Briefs : Test & Measurement
Tiny Terahertz Laser for Imaging and Chemical Detection

Terahertz radiation — the band of the electromagnetic spectrum between microwaves and visible light — has promising applications in medical and industrial imaging and chemical...

Briefs : Medical
Acoustic Metamaterials Manipulate and Control Sound Waves

Metamaterials with zero, or even negative refractive index for sound offer new possibilities for acoustic imaging and for the control of sound at sub-wavelength scales. The...

Briefs : Test & Measurement
Low-Cost Mechanical Device for Minimally Invasive Surgery

A new type of mechanical instrument was developed to perform complex, minimally invasive procedures, also known as laparoscopic surgery. The technology could lead to less trauma for...

Briefs : Medical
Cell Processing Cartridge for Miniature Cytometer

Portable flow cytometers, especially in handheld or briefcase sizes, have not been available. One reason is the need to support complex, high-pressure fluidics and process cells using a centrifuge and mixing device. A need existed for point-of-care and/or point-of-analysis flow cytometry.

Briefs : Test & Measurement
Gallium-Infused Liquid-Solid Composites

Materials scientists are looking to nature — at the discs in human spines and the skin of ocean-diving fish — for clues about how to design materials with both flexibility and stiffness. The...

Briefs : Manufacturing & Prototyping
Lifelike, 3D-Printed Organ Models with Integrated Sensors

Currently, most 3D-printed organ models are made using hard plastics or rubbers. This limits their application for accurate prediction and replication of the organ’s physical...

Briefs : Medical
Self-Powered, Paper-Based Devices for Medical Diagnostics

A new medical diagnostic device made of paper detects biomarkers and identifies diseases by performing electrochemical analyses — powered only by the user’s touch — and reads...

Briefs : Medical
Bend- and Twist-Sensing Optical Fiber

A method was developed for concurrently measuring bending and twisting along an optical fiber using only the properties of light guided within the fiber. The method exploits polarization-dependent...