News : Medical
'Painless' Patch Delivers Insulin When Needed

Treatment for certain diabetes cases involves constant monitoring of blood-glucose levels and daily insulin shots. Scientists from the University of North Carolina (Chapel Hill, NC), North Carolina State University (Raleigh, NC), and the Changchun Institute of Applied Chemistry (Changchun, P.R....

News : Medical
Wearable Sensor Improves Perception for Visually Impaired

A wearable assistive device from the VTT Technical Research Centre of Finland (Espoo, Finland) enables users to sense their environment and move around more safely. The clinically tested device, worn like a heart-rate monitor, functions on the basis of a VTT radar system.

News : Medical
Novel System Puts 'Spin' on Wound Healing

Chitosan, a substance extracted from crustacean shells, has antibacterial and wound-healing properties. Although the fiber is considered a valuable material for functional clothing, chitosan is expensive and fragile. Additionally, the material easily generates static electricity during the spinning...

News : Medical
New Sensors Detect Single Protein Molecules

Chemical engineers from the Massachusetts Institute of Technology (Cambridge, MA) have developed arrays of carbon nanotube sensors that detect single protein molecules as they are secreted from cells, or even an individual cell.

News : Medical
Bone-Repair Technology Advances Toward Clinical Trial

Orthopedic device company OrthoMend Research Inc. (Philadelphia, PA) acquired the rights from Temple University (Philadelphia, PA) to commercialize an innovative bone-repairing material. The nanodiamond technology, developed by Bioengineering Chair Peter Lelkes, creates novel orthopedic...

News : Medical
Product of the Year: Last Chance to Vote!

We’ve extended the voting deadline to January 31 to give you an opportunity to cast your vote for the Readers’ Choice Product of the Year Award for 2016. Each month, the editors of Medical Design Briefs choose a Product of the Month that has exceptional technical merit and practical value for MDB’s...

News : Medical
Mythbuster to Keynote MD&M West

Former Mythbuster Jamie Hyneman will present the 2017 keynote address at MD&M West. He will speak at noon on February 7, the first day of the event. The show runs February 7–9 at the Anaheim Convention Center in Anaheim, CA.

News : Medical
Smart Fabric Mimics Bone Tissue

For the first time, engineers have woven a “smart” fabric that mimics the sophisticated and complex properties of the bone tissue periosteum. Having achieved proof of concept, the researchers are now ready to produce fabric prototypes for a range of advanced functional materials. Potential applications include...

News : Medical
Smart Patch Delivers Insulin When Needed

Treatment for certain diabetes cases involves constant monitoring of blood-glucose levels and daily insulin shots. But scientists are now developing a painless “smart” patch that monitors blood glucose and releases insulin when levels climb too high.

News : Medical
Blood-Repellent Materials for Medical Implants

Medical implants like stents, catheters, and tubing introduce risk for blood clotting and infection — a perpetual problem for many patients. To address this, researchers have developed a specially grown, “superhemophobic” titanium surface that’s extremely repellent to blood. The material...

News : Medical
Premold Corp. Expands into Mexico

Premold Corp., Oconomowoc, WI, has added a second location in Monterrey, Mexico. The factory started pilot production in October 2016 and full production in December 2016. Premold is a custom reaction injection molding (RIM) supplier of plastic enclosures for specialty equipment.

News : Medical
Silk-Based Materials Can Be Programmed with Embedded Functions

Engineers have created a new format of solids made from silk protein that can be preprogrammed with biological, chemical, or optical functions, such as mechanical components that change color with strain, deliver drugs, or respond to light. Using a water-based fabrication method...

News : Medical
Smartphones: Game-Changing Tool for Cardiovascular Research

Widespread ownership of smartphones could potentially transform cardiovascular research by providing rapid, large-scale, and real-time measurement of individuals’ physical activity, according to a new study.

News : Materials
3D printing Stretchable Electronics for Medical Devices

Electronic components that can be elongated or twisted — known as “stretchable” electronics — could soon be used to power medical devices and other products. And a 3D printing-like approach to manufacturing may help make stretchable electronics more prevalent, say researchers.

News : Medical
EEG Cap Enables People to Control Robotic Arm with Their Minds

A noninvasive technique, called electroencephalography (EEG) based brain-computer interface, has the potential to help millions of people who are paralyzed or have neurodegenerative diseases. The technique records weak electrical activity of the subjects’ brain through a...

News : Medical
Weight Scale Could Be Used to Monitor Cardiovascular Health

A research team has demonstrated that they can effectively measure pulse transit time (PTT), a marker of cardiovascular health, using a specially modified weight scale more reliably than conventional pulse arrival time (PAT) measurements.

Briefs : Electronics & Computers
Biomedical Skin-Like Bandage Is Stretchy, Durable, and Long Lasting
Biomedical Skin-Like Bandage Is Stretchy, Durable, and Long Lasting

A skin-like biomedical technology that uses a mesh of conducting nanowires and a thin layer of elastic polymer might bring new electronic bandages that monitor biosignals...

Biomedical Skin-Like Bandage Is Stretchy, Durable, and Long Lasting
Briefs : Photonics/Optics
Glass Fibers with Potential Far Beyond Transmitting Light
Glass Fibers with Potential Far Beyond Transmitting Light

Glass fibers do everything from connecting us to the Internet to enabling keyhole surgery by delivering light through an endoscope. But as versatile as today’s fiber optics are,...

Glass Fibers with Potential Far Beyond Transmitting Light
Briefs : Medical
New ‘Bottlebrush’ Electroactive Polymers Make Dielectric Elastomers Increasingly Viable for Use in Devices
New ‘Bottlebrush’ Electroactive Polymers Make Dielectric Elastomers Increasingly Viable for Use in Devices

Material can change shape and size when exposed to a relatively small electric field.

A multi-institutional research team...

New ‘Bottlebrush’ Electroactive Polymers Make Dielectric Elastomers Increasingly Viable for Use in Devices
Briefs : Medical
Fluorescent Sensor Provides Low-Cost Diagnosis of Cystic Fibrosis
Fluorescent Sensor Provides Low-Cost Diagnosis of Cystic Fibrosis

New device provides a cheaper, easier way to detect levels of chloride in sweat.

Scientists have developed a new diagnostic test for cystic fibrosis, a genetic...

Fluorescent Sensor Provides Low-Cost Diagnosis of Cystic Fibrosis
Briefs : Medical
Energy-Efficient Biomedical Sensor Hub for Wearable Health Applications
Energy-Efficient Biomedical Sensor Hub for Wearable Health Applications

A new sensor hub integrated as a system-on-chip (SoC) has been designed for use in a broad range of wearable health devices and applications. The SoC was developed by...

Energy-Efficient Biomedical Sensor Hub for Wearable Health Applications
Briefs : Medical
Creating a Slippery Slope on the Surface of Medical Implants
Creating a Slippery Slope on the Surface of Medical Implants

Implanted medical devices such as left ventricular-assist devices for patients with heart failure or other support systems for patients with respiratory, liver, or other end organ...

Creating a Slippery Slope on the Surface of Medical Implants
Features : Medical
From the Editor: A Cure for the U.S. Medical Innovation Ecosystem

As 2016 came to a close, the U.S. House of Representatives overwhelmingly approved the 21st Century Cures Act by a vote of 392–26, and the Senate passed it by a vote of 94–5. The Act, which was strongly supported by the device industry, is the result of a two-year effort to...

Features : Medical
Silicone Pump Segments for Medication and Feeding Pumps

They are vitally important, make therapy possible, and they have become an integral part in hospitals or home-care settings: medication and feeding pumps supply patients with essential medication and nutrition. It is not only the right electronic and mechanical components that are crucial...

Features : Wearables
Building an Integrated Home Health Monitoring System

Among the challenges faced by the healthcare sector is a population that is growing older. The elderly population is expected to grow significantly over the next 20 years. Having an independent lifestyle is highly desired by elderly people, but independence for older adults often comes with...

Features : Medical
Enhancing Performance and Safety of Medical Implantable Devices with Multiphysics Simulation
Enhancing Performance and Safety of Medical Implantable Devices with Multiphysics Simulation

At St. Jude Medical, ventricle assist devices are developed to improve the lives of patients with heart failure. Numerical simulation is used...

Enhancing Performance and Safety of Medical Implantable Devices with Multiphysics Simulation
Features : Medical
Design Validation and Regulatory Requirements
Design Validation and Regulatory Requirements

Design validation is one of the most important aspects of the design and development process for medical devices. It is at this stage that the medical device manufacturer confirms that the device...

Design Validation and Regulatory Requirements
Features : Medical
Mari: Precision Technology for Successful Surgery

Besides radiotherapy and chemotherapy, the standard procedure for treating brain tumors includes the surgical removal of all or some of the growth. This surgery calls for precision and perfection — both from the surgeon and the instruments, because knowledge and skill alone do not determine the...

News : Manufacturing & Prototyping
Rechargeable Hearing Aid Batteries Draw from NASA Research
Rechargeable Hearing Aid Batteries Draw from NASA Research

NASA Technology

We often imagine that inventions are born whole: Thomas Edison creates the incandescent light bulb and lights up Christie Street in Menlo Park on New...

Rechargeable Hearing Aid Batteries Draw from NASA Research
Products : Medical
New Products: January 2017 Medical Design Briefs

PRODUCT OF THE MONTH — Magnetic Hyperthermia System

MSI Automation, Wichita, KS, has introduced a magnetic hyperthermia system for the magnetic heating of nanoparticles. The system is designed for developing the proper thermal response of nanoparticles used in conjunction with drugs for...

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