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Tunneling in Medical News

ConvaTec Launches New AQUACEL(R) Ag Dressing with Strengthening Fiber

... wide variety of cavity wounds, such as post-surgical wounds, excised abscesses, pilonidal cysts, and stage III and stage IV pressure ulcers that have tunneling and undermining. In addition, AQUACEL(R) Ag dressing provides the broad-spectrum antimicrobial properties of ionic silver, which kills a broad range ...

Winalite International Healthy Love Moon Sanitary Pads Takes World by Storm

...essence with special cleansing ingredients that makes the baby feel more comfortable. A specially made absorption layer pulls the baby's urine through tunneling holes, guaranteeing fast absorption. The Layer prevents backflow and side leaks and keeps baby dry and comfortable. For additional information on ...

Z-shaped incision enhances minimally invasive surgery

...erate because the endoscope is upside down and in a reverse position." By tunneling through instead, he points out, doctors can maintain a directional sense an...f them has developed a minor complication. Once they have perfected their tunneling technique, Moyer and colleagues will try to figure out how exactly to remov...

Z-shaped incision enhances minimally-invasive surgery

...erate because the endoscope is upside down and in a reverse position." By tunneling through instead, he points out, doctors can maintain a directional sense an...f them has developed a minor complication. Once they have perfected their tunneling technique, Moyer and colleagues will try to figure out how exactly to remov...
Tunneling in Medical Products

Traverser Pacemaker Lead Tunneling Tool

Description: An aid for advancing a pacemaker lead through the subcutaneous tissue of the chest wall to the pacemaker pocket....
Company:Pressure Products

Subcutaneous Lead System Model 6996SQ

Description:... The Medtronic Subcutaneous Lead System Model 6996 SQ is implanted subcutaneously with the use of the Medtronic tunneling Tool Model 6996T. Improved SQ design and implant technique offer low DFTs, a fast and easy procedure, and high success in complex cases....
Company:Medtronic Inc.

GORE Tunneler-Full Curve

Description:...sized and placed tissue tunnel is of the utmost importance in many vascular procedures. GORE Tunneler is the answer for those seeking a high-precision tunneling instrument. The unique hollow sleeve configuration minimizes the risk of twisting or kinking for more accurate graft placement. Close approximation of...
Company:W. L. Gore & Associates, Inc.

GORE Tunneler-Standard Curve Access

Description:...sized and placed tissue tunnel is of the utmost importance in many vascular procedures. GORE Tunneler is the answer for those seeking a high-precision tunneling instrument. The unique hollow sleeve configuration minimizes the risk of twisting or kinking for more accurate graft placement. Close approximation of...
Company:W. L. Gore & Associates, Inc.

GORE Tunneler-Standard Curve Kits

Description:...sized and placed tissue tunnel is of the utmost importance in many vascular procedures. GORE Tunneler is the answer for those seeking a high-precision tunneling instrument. The unique hollow sleeve configuration minimizes the risk of twisting or kinking for more accurate graft placement. Close approximation of...
Company:W. L. Gore & Associates, Inc.

GORE-TEX INTERING Vascular Graft-Revision Stretch

Description:... the ultra-smooth graft wall. These features allow the GORE-TEX INTERING Vascular Graft to conform easily to the native vessel, while also simplifying tunneling and reducing the potential for tissue trauma. Plus, the unique construction of the graft enables it to be cut and sutured at any point....
Company:W. L. Gore & Associates, Inc.

GORE-TEX® INTERING Vascular Graft-Standard Walled

Description:...ultra-smooth graft wall. These features allow the GORE-TEX® INTERING Vascular Graft to conform easily to the native vessel, while also simplifying tunneling and reducing the potential for tissue trauma. Plus, the unique construction of the graft enables it to be cut and sutured at any point....
Company:W. L. Gore & Associates, Inc.

GORE-TEX INTERING Vascular Graft-Standard Walled Stretch

Description:... the ultra-smooth graft wall. These features allow the GORE-TEX INTERING Vascular Graft to conform easily to the native vessel, while also simplifying tunneling and reducing the potential for tissue trauma. Plus, the unique construction of the graft enables it to be cut and sutured at any point....
Company:W. L. Gore & Associates, Inc.

GORE-TEX INTERING Vascular Graft-Peripheral Thin Walled Stretch

Description:... the ultra-smooth graft wall. These features allow the GORE-TEX INTERING Vascular Graft to conform easily to the native vessel, while also simplifying tunneling and reducing the potential for tissue trauma. Plus, the unique construction of the graft enables it to be cut and sutured at any point....
Company:W. L. Gore & Associates, Inc.

Integra Epilepsy Strip Electrodes

Description:...ip electrodes are extra thin and flexible to facilitate intracranial placement through a burr hole. The narrow cylindrical connector design simplifies tunneling and enables quick and secure attachment to the patented connection system. Like all Integra Epilepsy electrode designs, they are available with implan...
Company:Integra LifeSciences Corporation
Tunneling in Biological News

Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications

...e Biodesign Institute of Arizona State University. tunneling implies that a particle, say an electron, can cros...hymine and cytosine with guanine. The scanning tunneling microscope used in the present study features a de...y at the tunnel junction with the flow of electron tunneling current as the...

Dancing 'adatoms' help chemists understand how water molecules split

...pots While exploring titanium dioxide as a way to split water into its hydrogen and oxygen pieces, researchers can use a technique called scanning tunneling microscopy to watch the chemical reaction. The surface of a slab of titanium dioxide is like a corn field: rows of oxygen atoms rise from a patch of t...

Mammals that hibernate or burrow less likely to go extinct

...se of over 4,500 living mammal species, Liow and his team identified 443 mammals that exhibit at least one sleep-or-hide behavior. Their list includes tunneling and burrowing animals like moles and chipmunks, as well as animals that can periodically lower metabolic rates like squirrels, bats and bears. The...

Florida's 'worm grunters' collect bait worms by inadvertently imitating mole sounds

...20x25x19 cm) and filled it with 50 earthworms. The box had a tube in the side that allowed him to introduce a mole to the mix. As soon as a mole began tunneling into the test box, dozens of earthworms popped to the surface, wriggling at top speed with many even crawling over the top of the box. "Eastern mol...

American Chemical Society's Weekly PressPac

...he head of a pin resembles the arms or flippers on a pinball machine. The signals for the arms to move back and forth come from the tip of a scanning tunneling microscope. "By precisely controlling the tip current and distance, we make two atom pairs behave like the flippers on an atomic-sized pinball machine...

NHGRI seeks DNA sequencing technologies fit for routine laboratory and medical use

...n This team will test a method in which molecules that are tethered to electrodes will bind transiently to DNA. Binding would complete an electron tunneling circuit, signaling the presence of a particular base A, C, G or T within the DNA. If successful, this method would be deployed in a nanopore with d...

UTSA receives $822,000 from Kleberg Foundation to enhance scientific research

... and Helen C. Kleberg Foundation. The $822,000 gift will support the purchase of three state-of-the-art electron microscopes, including a scanning, a tunneling and an atomic force microscope. While housed in the College of Sciences, the new laboratory equipment will be made available for multi-disciplinary re...

Electronic structure of DNA revealed for 1st time by Hebrew University and collaborating researchers

...tion between experimental and theoretical scientists who worked with long and homogeneous DNA molecules at minus 195 degrees Celsius, using a scanning tunneling microscope (STM) to measure the current that passes across a molecule deposited on a gold substrate. Then, by means of theoretical calculations based ...

Between water and rock -- a new science

...on this question at Pacific Northwest National Laboratory. And the tools that make the study of nanoparticles possible, which include the scanning tunneling microscope, transmission electron microscope (TEM), atomic force microscope, are not part of any field kit. The article relates two cases from the ...

Walking molecule now carries packages

... into paper. It is also the parent substance of a large class of dyes and pigments. Its chemical formula is C14H8O2. The UCR study used a scanning tunneling microscope in Bartels's laboratory that gives a precise picture of individual molecules. Experiments took place on a highly polished copper surface, c...
Tunneling in Biological Technology

Evidence of macroscopic quantum tunneling detected in nanowires

CHAMPAIGN, Ill. A team of researchers at the University of Illinois has demonstrated that, counter to classical Newtonian mechanics, an entire collection of superconducting electrons in an ultrathin superconducting wire is able to "tunnel" as a pack from a state with a higher electrical current t...

Graphene yields secrets to its extraordinary properties

...ing the electronic states while at the same time applying high magnetic fields. The custom-built, ultra-low-temperature and ultra-high-vacuum scanning tunneling microscope allowed them to sweep an adjustable magnetic field across graphene samples prepared at Georgia Tech, observing and mapping the peculiar non...

Nanophysicists find unexpected magnetic effect

...n 2008. Calvo, a graduate student, was working with single-atom ferromagnetic contacts that were created by lowering and raising the tip of a scanning tunneling microscope onto a surface. Untiedt knew that Natelson worked on similar-sized systems that were created in a wholly different way, by laying down m...

New 'near-field' radiation therapy promises relief for overheating laptops

...radiation tunnels from the nanotube through the near field zone to the substrate. "If you move the nanotube away from the substrate, the near field tunneling ceases and the mechanism is absent. "We achieve all of our coupling through surface polariton scattering because of a large enhancement of the elec...

It's raining pentagons

...d by Professor Andrew Hodgson) to examine ice formation on a very well defined, atomically flat copper surface. The Liverpool group performed scanning tunneling microscopy experiments and the LCN and Berlin teams carried out ab initio calculations to predict what the microscopy results would be. Only through t...

Researchers discover a potential on-off switch for nanoelectronics

...ectrons at the nanoscale, however, can travel by a mechanism called quantum tunneling in which, due to the small length scales involved, it becomes possible for ...araman, an experimental researcher at Columbia University, using a scanning tunneling microscope (STM), which probes changes in current across a material's surfa...

Scientists prove graphene's edge structure affects electronic properties

...method for cutting and depositing nanometer-size bits of graphene on atomically clean semiconductor surfaces like silicon. Then they used a scanning tunneling microscope to probe the electronic structure of the graphene with atomic-scale resolution. "From this emerged a clear picture that edges with so-ca...

Rice rolls out new nanocars

...ur's pioneering work. Link's primary achievement was using single-molecule fluorescence imaging to track the tiny vehicles, as opposed to the scanning tunneling microscopy (STM) used in earlier experiments. STM imaging can capture matter at an atomic scale, but the technique requires the target to be on a cond...

Stanford writes in world's smallest letters

...cs Building, Manoharan and Moon began their writing project with a scanning tunneling microscope, a device that not only sees objects at a very small scale but a... abundance. The resulting "electronic object" can be read with the scanning tunneling microscope. Several images can be stored in the same hologram, each crea...

Wound Management Technologies, Inc. Announces a Published Case Study

...lents and the delivery of antimicrobials when used in combinational therapies. The article further reports CellerateRx's(R) effectiveness in treating tunneling wounds, and is easy to use. Packing and unpacking these tunneling wounds can be very painful for the patient. CellerateRx(R) is biodegradable and do...
Tunneling in Biological Definition

Microscope

...icroscope Electron microscope Field ion microscope Field emission microscope Phase contrast microscope , see Frits Zernike Scanning tunneling microscope Virtual microscope X-ray microscope Total internal reflection fluorescence microscope Confocal laser scanning microscopy ...
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