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The Power of a 20-Minute Prototype
January 4, 2013 - 4:35PM
Add CommentMany medical device prototypes are complex, highly technical things. For instance, an early prototype for, say, a catheter might already be functional in an animal lab. “By the time you get to that level of resolution of the prototype, you have already made all kinds of assumptions,” says Stacey Chang, associate partner and director of IDEO's Health & Wellness practice. Those assumptions might not prove to be right in the longer term. For that reason, this method of prototyping can be... -
Preparing for the Acute Care Environment of the (Near) Future with Wireless
January 2, 2013 - 7:44PM
Every hospital emergency department “should brace itself for a never-ending rush hour,” recently advised noted ER doc Wesley Curry, MD. Curry, who is the CEO of the acute care management firm CEP America, estimates that emergency department visits in the United States could exceed 200 million visits annually by 2020. He draws his conclusions from detailed analysis of more than 80 emergency departments as well as several megatrends affecting the domestic healthcare infrastructure.Wireless... -
As Device Tax Takes Effect, AdvaMed Renews Repeal Efforts
January 2, 2013 - 2:43PM
The 2.3% medical device tax excise tax is now the law of the land. The tax, which will be levied on gross sales rather than profits, went into effect on January 1, despite attempts to repeal it or delay its implementation.In June 2012, opponents of the tax took heart as the House voted to repeal it. Although prominent Democrats including Senators Amy Klobuchar and Al Franken (D-Minn.) have opposed the tax, efforts to repeal the tax or delay its implementation have thus far fallen short.... -
Transitioning from Rapid Prototyping to Rapid Manufacturing
December 21, 2012 - 5:23PM
Last year, a new technology was unveiled that could potentially enable clinicians to detect real-time chemical changes in the body. A proof-of-concept sensor array incorporating three types of sensors would enable the device to measure pH, glucose, and lactate. Such a device could be used to monitor glucose levels in diabetics or the microneedles could be incorporated into sensor arrays that could enable painless patient monitoring of a variety of parameters.A hollow microneedle can be... -
CEO of Tandem Diabetes Care to Deliver Keynote at MD&M West
December 20, 2012 - 7:23PM
With the debut of the iPhone in 2007, Steve Jobs proclaimed that Apple had reinvented the phone. That proved to be no idle boast, despite predictions that the smartphone would flop. Now, five years later, it is hard to argue that Apple succeeded in making smartphone technology substantially “smarter” and easier to use than the then current generation smartphones. One of the most striking features of the iPhone then, as well as now, is its design and the prominence of the touchscreen. Rival... -
Stratasys: 3-D Printing’s New Giant
December 19, 2012 - 6:17PM
The potential for 3-D printing to transform medicine are substantial. To cite but a few examples: the technology can be used to make custom implants, “print” virtually any drug, drug delivery devices, and even living tissue. Earlier this year, medical researchers successfully implanted a 3-D printed jaw into an 83-year old woman.The implications of 3-D printing on manufacturing could be sizeable as well. The technology could be used for rapid prototyping (one of its most common applications at... -
Overcoming the “Dufus Factor:” Designing Wearable Devices People Actually Want to Wear
December 18, 2012 - 6:16PM
Sonny Vu, CEO and co-founder of Misfit Wearables. People don’t generally like to wear electronics, observes Sonny Vu, who is the cofounder of AgaMatrix, a maker of innovative iPhone-interfacing blood-glucose meters that won the Red Dot Design award in 2011 for product design. Since stepping down as the CEO of that company, Vu has set his sights on pushing the boundaries of wearable technology with a firm known as Misfit Wearables. He’ll also be speaking on the subject of wearables and the... -
The Importance of Balloon Catheters Set to Inflate
December 17, 2012 - 7:11PM
In the field of interventional cardiology, drug-eluting balloons and flexible electronics mounted to balloons are among the hottest new technologies. While coronary stents—both the bare metal and drug eluting varieties—have revolutionized the field of cardiology, they are not without their drawbacks. Device companies are looking to either improve stents or working on alternate technologies that can address the same problems. For instance, the drug-eluting balloon could prove to be a useful tool... -
Drawing Inspiration from Cork, Researchers Develop Superelastic Graphene Material
December 11, 2012 - 5:32PM
Few materials in recent memory have gotten as much attention as graphene, a material composed of a sheets of carbon that is one atom thick. On the pages of MPMN, we have written stories on the materials impressive materials with titles such as Going Gaga Over Graphene and Graphene Arrays Could Revolutionize Electronics.The graphene monoliths have a density that is much less than that of conventional materials. For a crystal, the material is relatively elastic, capable of stretching up... -
How Osseointegration Is Improving Prosthesis Design
December 5, 2012 - 1:58PM
By developing prosthetic devices that rely on implanting electrodes directly in nerves and remaining muscle, Chalmers University researchers aim to provide amputees with greater control over prosthetic movements.Researchers at Chalmers University of Technology (Gothenburg, Sweden) are developing a new method for controlling prostheses for amputees that relies on the power of osseointegration.Since the 1960s, prostheses have been controlled by electrical impulses in the muscles. However, the... -
Hybrid Printer Enables Fabrication of Implantable Cartilage
December 4, 2012 - 11:04AM
A new hybrid printer developed by researchers at the Wake Forest Institute for Regenerative Medicine (WFIRM; Winston-Salem, NC) simplifies the production of implantable cartilage, according to an article published by the Institute of Physics (London). The system could eventually be used to fabricate cartilage for use in such applications as joint reconstruction.Combining two low-cost fabrication techniques, ink-jet printing and electrospinning, the printer has enabled the researchers to build... -
Implantable Silk Optics Dissolve, Triggering Tissue Regrowth in Their Wake
November 30, 2012 - 11:39AM
As one of the strongest-occurring natural materials, silk has long fascinated material scientists. The shimmering material has unique optical properties as well, thanks to the triangular prism-like structure of the fibers within it. Earlier this month, we covered the research conducted at Tufts University (Boston) and the CNRS Institut de Physiques de Rennes (France) that tapped the materials’ optical properties for implantable sensors. The researchers have recently released more... -
Carbon Nanotube Yarns Flex Their Muscles
November 28, 2012 - 1:57PM
Artificial muscles from twisted carbon nanotube yarns infiltrated with paraffin wax could eventually be used in such medical device applications as catheters.The power of carbon nanotubes is being marshaled to develop artificial muscles. Capable of being twisted together, woven, sewn, braided, or knotted, the yarn-like material can lift more than 100,000 times its own weight and produce 85 times more mechanical power than natural muscles of the same size. Developed by researchers at the... -
The Old Medtech Business Model Is Unsustainable. Now What?
November 27, 2012 - 6:13PM
Since 2007 to present, much of the world has faced financial turmoil. At the same time, medical costs throughout much of the world have continued to soar. The med device space, which several years ago, was often referred to as “recession proof,” has proven to be anything but. In 2012 alone, the industry has been hit with waves of layoffs and, in the last few years, the sector has seen dwindling venture capital investment.Over a person's lifetime, Medicare benefits paid out by the system greatly... -
Medical Device Recalls Soar in Q3 2012
November 20, 2012 - 7:01PM
The total number of medical-device recalls in the third quarter of 2012 jumped by nearly 70% over the previous quarter. Image from SteriCycle ExpertRECALL report. There were 407 documented medical device recalls in the third quarter of 2012 compared with 242 recalls in the previous quarter. The number of recalls in Q3 2012 is the highest total in at least nine quarters, says Mike Rozembajgier, vice president of recalls for ExpertRECALL (Indianapolis). Approximately... -
AdvaMed, MDMA Press Conference Challenges Medical Device Tax
November 14, 2012 - 2:39PM
The medtech industry stands to pay roughly $2.5 billion to comply with the medical device tax, according to a new report from Ernst & Young. That amount represents an almost 30% increase in its federal tax burden. Over the next ten years, the excise tax is expected to increase federal tax revenue by $29 billion, according to the Joint Committee on Taxation. To bring attention to the issue, AdvaMed (Washington, DC) and the Medical Device Manufacturers Association (MDMA; Washington, DC)... -
Researchers to Develop Prosthetic Foot Powered by Propellant
November 14, 2012 - 12:45PM
University of Alabama associate professor of mechanical engineering Xiangrong Shen (right) discusses a prototype of a propellant-driven below-the-knee prosthesis with graduate student Molei Wu.Researchers at the Georgia Institute of Technology (Atlanta), University of Alabama (Birmingham), and Vanderbilt University (Nashville, TN) announced a joint program that would develop ankle prostheses that are powered by a gas or liquid-based propellant. The cornerstone of this program is based on... -
How Will Genetic Sequencing Technology Play Globally?
November 12, 2012 - 1:12PM
Noninvasive prenatal testing is “an unbelievable test case” for how genetic sequencing technology can influence human healthcare, said John Stuelpnagel, DVM, executive chairman of Ariosa Diagnostics (San Jose) and co-founder of Illumina (San Diego) at a panel discussion held on November 8 in San Francisco. Over the course of the next 10 years, sequencing technology will likely be used for a quickly growing number of healthcare applications, Stuelpnagel predicted. As the technology gets faster... -
Researchers Create Body-Powered Electronic Implant
November 9, 2012 - 11:40AM
A close-up of a chip, equipped with a radio transmitter, that is powered by a natural battery found in the mammalian ear. (Image by Patrick P. Mercier)Managing a power source for a medical implant has been a daunting challenge for many healthcare researchers and scientists. However, new technology from the Massachusetts Eye and Ear Infirmary (Boston) and the Division of Health Sciences and Technology at Harvard-MIT (Cambridge) may change that. Scientists at the shared research center created a... -
Spider Silk's Optical Properties Could Further Medical Device Development
November 7, 2012 - 1:07PM
Pristine silk fiber integrated into a photonic chip. The fiber connects three light-holding disks. When light is injected into one of the disks, it propagates along the silk to the other two. (Image courtesy of Nolwenn Huby)Research conducted by scientists at Tufts University (Boston) and the CNRS Institut de Physiques de Rennes (France) demonstrates that natural silk could be used to manipulate light. The Tufts team is using the information they have gathered to create proteins that rely on...
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