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Features : Medical
Blocking Biofilms to Prevent Bacterial Infection of Implanted Devices

Understanding the enemy, in this case, bacteria that causes infections on implanted medical devices, is the key to success, say a team of researchers at the ithree institute, based at the University of Technology Sydney (UTS), the UTS School of Mathematical Sciences, Monash...

Features : Manufacturing & Prototyping
Collaborative 3D Printing Project Connects Hands Across the World

Have you heard of Robohand? No, it’s not the next sci-fi blockbuster. It’s a story of compassion, technology, and a collaboration from 10,000 miles apart between Richard Van As, a woodworker from Johannesburg, South Africa, and Ivan Owen, a theatrical prop designer from...

Features : Materials
As 3D Printing Grows, Compounders Become Production Partners

Additive manufacturing, also known as 3D printing, grew from startup roots in the mid- 1980s to a $2.2 billion business by 2012, according to industry consultants Wohlers Associates, Fort Collins, CO. While it took 20 years to reach the $1 billion plateau, the industry reached its...

Features : Tubing & Extrusion
Balanced Filling in Thermoplastic Medical Molding

If molten plastic behaved like a simple fluid, there would be little need to worry about balanced filling during molding. The melt would fill the cavities like water, and the way the mold filled would have little or no influence on the properties of the molded parts. In reality, molten plastics...

Features : Manufacturing & Prototyping
Design Considerations for Selection of Skin-Contacting Adhesives

Medical device designers frequently face the need to adhere products to the skin, whether it is for a few minutes or in perpetuity. The huge array of pressure-sensitive materials available can make product selection a daunting task. This article outlines some of the most basic...

Features : Electronics & Computers
Robotic Exoskeleton Vastly Improves Quality of Life
Robotic Exoskeleton Vastly Improves Quality of Life

Worldwide an estimated 185 million people use a wheelchair daily. A company based in Auckland, New Zealand, has developed an innovative robotic technology that helps people with mobility...

Robotic Exoskeleton Vastly Improves Quality of Life
Features : Manufacturing & Prototyping
Specialty Metals Make Sophisticated Medical Devices Possible

Around the world, people are living longer, more active lives thanks to continuing advancements in medical technology. This evolution in technology stems from the development of metals and alloys that are finding new uses in internal and external medical applications. From improvements...

Features : Medical
Medical Device Market Pushes the Limits of Tubing

Medical device manufacturers are being challenged by strong market demand for tubing that delivers increased functionality, lower profiles, and lower costs—pushing the limits of material behavior and manufacturing science. Next-generation balloon catheters are expected to deliver significantly...

Features : Medical
A New Way to Control Imaging Equipment

Medical imaging technology is improving at a remarkable speed, but most imaging technicians and physicians still use a mouse and keyboard to manipulate in two dimensions the complex ultrasound, computed tomography (CT), and magnetic resonance imaging (MRI) images generated from this technology.

Features : Medical
Optical Design of a Prototype Cardioport with Imaging

Nikolay V. Vasilyev, MD, and Pedro J. del Nido, MD, in the Department of Cardiac Surgery, Boston Children’s Hospital and Harvard Medical School, Boston, MA, are developing novel, prototype cardioports for beating heart, imageguided intracardiac surgery for pediatric patients. The successful...

Features : Medical
Treatment for Space Atrophy Finding Application on Earth

The lack of gravity in space reduces the mechanical loading seen by both the muscles and bones of the body, especially those related to standing and moving. The body adapts to reduced loading by losing bone mass and muscle mass. In long-duration space flights this leads to “disuse...

Features : Manufacturing & Prototyping
The Evolution of Miniaturization Within Medical Instrumentation

Recent demands from hospitals, practitioners, and even patients themselves calling for more functions and increased portability, has created a market for upgraded surgical, diagnosis, and monitoring equipment. Coupl ed with increasing medical costs, the push for shorter hospital...

Features : Electronics & Computers
Circuit Protection Critical to Safeguarding Both Medical Devices and Patients’ Health

Agrowing array of electronic devices are available to healthcare providers, patients, and their families, including glucose meters, blood pressure monitors, automated external defibrillators (AEDs), and many others. To ensure safe, reliable performance of...

Features : Electronics & Computers
A New Alloy for Medical Electronics Applications

History

Although the deadline for RoHS compliance for medical device manufacturers is nearly a year away (July 22, 2014), there is more than ten years of testing and in-service data that can be used to ensure a smooth transition to lead-free medical devices and equipment.

Features : Medical
Analyzing Single Cells at the Patient’s Bedside

Imagine a tool the size of a credit card that can analyze single cells with a throughput of more than 2 million cells per second. Moreover, the tool retains each cell of interest for downstream molecular analysis. The first steps towards this vision are being made in the Belgian research...

Features : Medical
R&D Roundup: September

Glass Scaffolds for Bone Implants

Engineers at Missouri University of Science and Technology, Rolla, have developed a glass-based scaffold that could one day be used as an implant to repair injured weight-bearing bones. Previously, they had developed a glass implant strong enough for walking or lifting. But, this...

Features : Medical
Telescope Innovations Improve Speed, Accuracy of Eye Surgery

NASA Technology

One of the main components of NASA’s vision for the future of space exploration will actually have a keen eye for the past. The James Webb Space Telescope (JWST), scheduled to launch in 2018, will have spectacular sight—after it reaches orbit, one of its...

Features : Medical
SCOTUS Rules Out Gene Patents

In June, academic researchers and clinical laboratories seeking to make a mark in the emerging fields of molecular diagnostics and personalized medicine were buoyed by the long-awaited ruling of the U.S. Supreme Court in the case of Association for Molecular Pathology (AMP) v. Myriad Genetics Inc., (2013).

Features : Medical
Computer-Aided Diagnosis and Cardiac Surgery

A newborn is diagnosed with a heart condition called hypoplastic left heart syndrome in which the left ventricle of the heart is severely underdeveloped, and requires immediate surgery. While there are different surgical options to consider, parents and doctors face a daunting decision of selecting...

Features : Medical
Tips for Selecting Insulating Materials for Medical Electronics

Insulating and jacketing material options for wire and cable are innumerable, even if the field is narrowed to those with some qualification for use in medical electronics. Material selection for medical electronics is a complicated decision that begins with defining...

Features : Manufacturing & Prototyping
DFx: Designing for Success

What is DFx? DFx is an acronym used often in reference to concepts or guidelines involving design for manufacturability, test, and production readiness. In the world of innovative and complex medical devices, DFx can be an invaluable tool for meeting business objectives by ensuring an emphasis during development on...

Features : Medical
FEM Simulation Speeds Analysis of Durability for Replacement Joints

The demand for joint replacement surgery is mushrooming and, along with it, the demand for replacement joints that endure longer with less maintenance.

Younger people who expect to be physically active later in life are driving much of the growth in joint replacement...

Features : Materials
Custom Compound for Catheter Combines Flexibility, Radiopacity, and Color

Plásticos y Materias Primas S.A. (PyMPSA), part of the PiSA Farmacéutica Mexicana group, manufactures medical devices and components for use in hospitals and healthcare facilities throughout Mexico and around the world. They have been leaders in the healthcare device...

Features : Medical
R&D Roundup: August

Student Device May Help Avoid Repeated Breast Cancer Surgeries

During a lumpectomy, surgeons can’t immediately tell whether all the cancer cells were removed. The excised tissue must be preserved and analyzed in a time-consuming process. And, because of this delay, one in five patients must undergo a second surgery...

Features : Medical
Brain Retraining Device for Stroke Rehabilitation

Ateam of researchers in the Interdisciplinary Division of Biomedical Engineering (BME) at The Hong Kong Polytechnic University (PolyU) say that they have created the world’s first brain training device, which can detect brainwaves, and use them to control the movement of limbs paralyzed from...

Features : Markets
Sensory Vibrations Get Stroke Victims Moving

Currently, in the United States alone, there are more than 10 million people whose movement is profoundly limited by diseases of and injuries to the brain and spinal cord. About half of these people are so disabled that currently available therapies are not effective in restoring normal movement....

Features : Robotics, Automation & Control
The Pursuit of Power for Surgical Instruments

As an increasing number of patients enter the operating room, more and more orthopedic surgeons are becoming orthopedic patients themselves. According to a survey entitled “Occupational Hazards Facing Orthopedic Surgeons,” featured in the March 2012 issue of The American Journal of Orthopedics,...

Features : Sensors/Data Acquisition
Facing the Challenges of Increased Regulatory Demands

Managing the environmental and regulatory performance of products is an increasingly complicated challenge for medical device manufacturers who face a myriad of requirements from regulators, consumers, and customers to control and report on the toxicity, safety, and overall environmental...

Features : Manufacturing & Prototyping
Valve Selection for Disposable Devices: Beyond the Specifications

Valves are critical components of many disposable medical devices. They are responsible for controlling the movement of fluid, which could be a pharmaceutical or nutritional product, saline solution, blood, or other fluid. Almost all liquids must pass through a valve before...

Features : Medical
Injection Molding Principles for Bioabsorbable Polymer Materials

The use of bioabsorbable polymer materials in modern medicine is a major innovation. Known for their unique ability to safely exist in the body and eventually absorb without causing adverse interaction, bioabsorbable polymers have had a dramatic impact on device design and...

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