Design & Testing

Markets

What are the major medical device markets? Find out here. Our news and videos focus on essential sectors, including prosthetics, drug delivery, and rehabilitation.

Stories

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Briefs: Medical
Electrical implants that shut down excessive activity in brain cells hold great potential for treating epilepsy and chronic pain. Likewise, devices that enhance neurons’...
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Briefs: Medical
A non-woven absorbable scaffold has been designed for implant devices in orthopedics, cardiology, and general surgery, as well as other in vivo applications. Where classic...
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Global Innovations: Medical
Technische Universitaet Muenchen, Munich, Germany www.tum.de Medical engineers at Technische Universitaet Muenchen (TUM) have developed an electronic sensor chip that could someday be implanted to determine the...
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Products: Medical
Polyzen (Raleigh, NC) provides medical product designers with an alternative to latex materials for the construction of low-pressure balloons. A series of polyurethane films can be thermoformed, then welded...
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Mission Accomplished: Medical
The concept of tissue expansion for surgical reconstruction was first reported over 50 years ago, although the technique did not gain popular acceptance until the 1980s, when it was...
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Products: Medical
Foster Corporation (Putnam, CT) has introduced custom extruded film and rod from drug/polymer blends for implant, patch, and oral drug delivery applications. The company blends polymers with active pharmaceutical...
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INSIDER: Medical
Technology Eases Migraine Pain in the Deep Brain
Migraine pain sits at the upper end of the typical pain scale – an angry-red section often labeled “severe.” At this intensity, pain is debilitating. Yet many sufferers do not get relief from – or cannot tolerate – over-the-counter and commonly prescribed pain medications. Recently, a team...
INSIDER: Medical
Wireless Energy-Transfer Device Developed for a Tiny Heart Pump
A team of Rice University students has developed a transcutaneous energy-transfer (TET) unit to power a minimally invasive ventricular assist device (VAD) being created by a Houston compay. The VAD is a tiny pump inserted into the aorta via a catheter that helps increase blood flow and...
INSIDER: Medical
Patient-Specific Simulations Predict Blood Clotting
Access to patient-specific information is key to delivering more personalized treatment. A team of biomedical engineers and hematologists at the University of Pennsylvania has conducted large-scale, patient-specific simulations of blood function under the flow conditions found in blood vessels,...
Videos: Medical
Artificial Retina Technology
Researchers at Lawrence Livermore National Laboratory are developing an implantable system for a third-generation artificial retina as part of a U.S. Department of Energy project to produce an "retinal prosthesis" that could restore vision to millions of people suffering from eye diseases.
INSIDER: Medical
Upgrading the Cochlear Implant
In a conventional cochlear implant, there are three main parts that are worn externally on the head behind the ear: a microphone to pick up sound, a speech processor and a radio transmitter coil. These external components may be undesirable because they raise reliability issues, prevent patients from swimming, and...
Features: Medical
Since the 1950s and John Charnley’s introduction of the low friction hip prosthesis, metal-on-polyethylene bearings have remained the gold standard in terms of the long-term...
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Applications: Medical
A young engineer recently recounted that his Senior Design professor would frequently repeat this mantra: “A good engineer designs to spec, to budget, and to deadline.” Therefore, it came as...
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Briefs: Medical
Implantable Prosthetic Interface Securely Integrates With Bone and Soft Tissue
A main limitation in deployment of prosthetic technology is the integration of the prosthetic device into the body. Using current procedures, effective prosthetic integration often requires 18 months and multiple surgeries. A new technique involves merging tissue...
Briefs: Medical
Radio-frequency technology that uses human tissue instead of air as a conduit for radio waves is the basis of the first electronic “tag” system designed to track and monitor...
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Briefs: Medical
Magnetic Responsive Hydrogel Material Delivery System
Interest in the design of new drug delivery systems focuses on releasing the drug at a controlled rate and desired time. Magnetic nanoparticles (MNPs) have shown great potential for use in biomedicine due to their ability to get close to biological entities such as cells, viruses, proteins, and...
INSIDER: Medical
NASA-Developed Nanotubes Show Promise for Cancer Treatment
Technology from NASA has benefited various commercial healthcare applications on earth, ranging from reducing chemotherapy's side effects to improving diagnostic imaging. In the latest achievement to join the list, it may also enhance an up-and-coming area of cancer treatment called...
INSIDER: Medical
Negative Pressure Device Shows Potential to Treat Traumatic Brain Injury
When the brain is injured by blunt force, explosion, or other trauma, the cells at the impact site are irreversibly damaged and die. In the area surrounding the sound, injured cells release toxic substances that cause the brain to swell and restrict blood flow and oxygen...
INSIDER: Medical
Tiny, Implanted Neutron Source May Facilitate In-Home Therapy
Scientists at Sandia National Laboratories have developed a new configuration for neutron generators by turning from conventional cylindrical tubes to flat geometry of computer chips. The most practical and near-term application would be a tiny medical neutron source implanted close to...
INSIDER: Medical
New Coating May Extend Lifeline of Hip Implants
According to the American Academy of Orthopaedic Surgeons, more than 231,000 total hip replacements are performed each year in the United States. However, in about 17 percent of patients who receive a total join replacement, the implant eventually loosens and needs to be replaced. As people are living...
INSIDER: Medical
Fabrication Method May Improve Artificial Bone Scaffolds
Researchers at the University of Illinois have developed a new method for the fabrication of artificial bone scaffolds that can assess important pore design factors such as porosity and their role in new bone formation. Their method's capablities for in vivo control of different scale...
INSIDER: Medical
Designing a Better Cervical Collar for Accident Victims
Cervical collars were first developed during the Vietnam War to stabilize the heads and necks of accident victims, but research has shown that this device may be overdue for an update. Students at Rice University tested a currently used cervical collar and found that when a patient's neck is...
INSIDER: Medical
Neurofeedback: Training the Brain to Play Doctor
Neurofeedback — a type of biofeedback in which a person becomes aware of the physiological state of their body, and can manipulate and control this at will — has been proven to be an effective form of therapy for a variety of conditions, such as migraine, epileptic seizures, and ADHD. For...
INSIDER: Medical
An Rx for Px Development
The key to creative design isn't necessarily coming up with something entirely new, but rather, being aware of what problems exist, and conceiving of solutions to those problems. And, according to technology design and development firm Cambridge Consultants, a focus on "Px" development — the art and science of designing...
Briefs: Medical
Improving Balance Function Using Low Levels of Electrical Stimulation of the Balance Organs
Crewmembers returning from long-duration space flight face significant challenges due to the microgravity-induced inappropriate adaptations in balance/sensorimotor function. The Neuroscience Laboratory at JSC is developing a method based on stochastic...
Mission Accomplished: Medical
The days of being blinded by glare from the sun, despite the $300 sunglasses straddling your face, may soon be over. Since 2003, Chris Mullin, PhD, and CEO of Dynamic Eye (Pittsburgh, PA), has...
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Products: Medical
Fluid Control Solutions
Gems Medical Sciences (Plainville, CT) offers ISO 13485 certified products for the specialized fluid control and handling requirements of the medical device, diagnostic, life science, and biotechnology market segments. The company recently announced the opening of a 4,000 sq. ft. Medical Processing Area in its headquarters...
Applications: Software
Durability is a key measurement of prosthetic heart valve function. Assessment of fatigue life requires accurate estimates of the stresses induced during the cardiac cycle. Finite...
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News: Nanotechnology
Nanotechnology's Big Medical Implications
Nanotechnology, the science of manipulating matter on a molecular scale, offers obvious advantages for the medical market. However, the question of nanotoxicology — the study of the toxicity of nanomaterials — may also play a role in the future of this technology. In 2006, the FDA formed the...

Ask the Expert

Dan Sanchez on How to Improve Extruded Components
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Improving extruded components requires careful attention to a number of factors, including dimensional tolerance, material selection, and processing. Trelleborg’s Dan Sanchez provides detailed insights into each of these considerations to help you advance your device innovations while reducing costs and speeding time to market.

Inside Story

Inside Story: Trends in Packaging and Sterilization
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Eurofins Medical Device Testing (MDT) provides a full scope of testing services. In this interview, Eurofins’ experts, Sunny Modi, PhD, Director of Package Testing; and Elizabeth Sydnor, Director of Microbiology; answer common questions on medical device packaging and sterilization.

Videos