NanoStents.com
Nanomedicine
|
There are many potential applications of nanotechnology for the treatment of cardiovascular disease. Nanotechnology surgical tools and catheters may allow separation and repair of tissue at a molecular level with less trauma and scarring. Nanotech stents may combine greater strength, greater flexibility, and better bonding with drug-eluting coatings than conventionally-manufactured stents.
For matter and inventions in many disciplines, encompassing computers and
medicine, being tinier is usually better. Smaller computing circuits
can work more computations with lower energy requirements. Smaller
medical equipment can respond with cells in the human body at a molecular
level for more targeted diagnosis and precise treatment of malignancy.
For these reasons, there is progressing attention in the sector of nanotechnology
-- science that deals with things that are very, very miniature. A
nanometer is just one billionth of a meter, a length into which one can
only fit around 10 atoms.
Nanotechnology is the capability to generate materials by sequentially positioning small numbers of atoms and molecules. Nanoscale control allows one to make original matter and structures with features that are superior to those made using regular methods. However, it may be prohibitively laborious to generate something by manually moving itemized atoms. Thus, nanotechnology often builds on the creation of micro-environmental conditions under which nanoparticles or different nanostructures will assemble themselves. In some respects, self-assembly is comparable to the reproductive aspect of living organisms. However, inorganic structures such as crystals additionally self create under the proper conditions. Nanotech electronic circuits may be grown like crystals rather than manually assembled one atom at a time.
Nanotechnology spans and merges disciplines dealing with mass at the micro level (physics, chemistry, and biology) with those dealing with matter at the macro scale (engineering, materials science and computer science). Related Nanotechnology at Zyvex. It is hard to build objects that you cannot handle. During the past two decades, scientists have made tools that make possible them to observe, touch and propagate substance on the scale of individual atoms and micro-scale materials. The Atomic Force Microscope (AFM) has an atomic probe that projects images of the outside of matter at a perspective of nanometers. The interaction of the probe with the surface may additionally be used to estimate the hardness of the exterior. The Scanning Tunneling Microscope (STM) can move atoms across the surface of substance in a vacuum, liquid or gas. It also will generally write on the outside by making nano-scale scratches.
Click on visions for nanotechnology theme T-shirts and sweatshirts:
What differentiates mechanisms from living things? Nanotechnology is pushing in the direction of the formation of microscopic instruments that can interact with organic tissue on a molecular dimension, adapt to their biosphere, and even reproduce. Will these devices be alive despite their mechanical origin? DNA is now being used as element of biological data processors. Is DNA used in this way element of an instrument despite its living origin? The borders between nanotechnology and genetics are blurring. Hybrid machine/organisms give rise to more questions than answers. See additionally Virtual England. Nanophotonics will furthermore recreate multiple aspects of the telecommunications industry. With respect to data sending, nanocrystalline materials make more advanced fiber optic cables, switches, and lenses that conduct more data at swifter rates. Concerning user interfaces for connection, the subjects of nanotechnology and holotechnology are probable to join in the creation of control panels and visualize screens for next generation holographones and holoTVs.
The capacity of nanomachines to sense motion, heat, light, chemicals, and various stimuli in their environment makes them useful for a variety of defense and security products and services. Their capacity to deconstruct matter at the molecular scale holds promise for detecting and neutralizing chemical and life science toxins. Some environmentalists are concerned that nanobots might go awry and destroy the ecosystem. While mankind must be vigilant to ensure that this does not occur, there is also the possibility that nanobots could form the ultimate environmentally-friendly recycling system. Nanobots will potentially one day convert our mountains of trash and dangerous waste into useful merchandise and beneficial matter. Additional Nanographite Materials. Nanomedicine is the use of nanotechnology for -- the prevention, diagnosis, and elimination of illness and injury; and the enhancement of human health and functioning. Early nanomedicine applications include: discovery of recent pharmaceutical agents; precise pharmaceutical delivery systems; “laboratories on a chip” that function multiple medical tests invitro or invivo; biomedical picturing using nanotechnology device coatings and nanoparticles that attach to certain types of tissue; upgraded surgical tools and medibotics, both external and internal; and nanotechnology implants and tissue scaffolds. For more VRNI. Nanopharmacology is the utilization of nanotechnology to the discovery of new nanoscale entities with pharmacological properties. Nanotechnology is furthermore useful for individualized matching of drugs to particular people to maximize effectiveness and minimize side effects. It is also used for delivery of drugs to localized locations or specific types of tissue in the body.
Click on photos for nanotechnology theme T-shirts and sweatshirts:
Nanotechnology chips with biosensors may identify genes, guide drug discovery, monitor body functioning, and identify organic and chemical pathogens. Implanted nanochips can perform these functions continuously, even deep within the human body, but there are barriers. For example, the body tends to coat and isolate foreign things -- breaking the contact with body fluids and tissues that nanochips need to collect information about the body. Scientists are seeking fresh ways to prevent or circumvent this coating action so that implantable nanochips may perform functions, such as continuous glucose monitoring, for longer periods of time. For more Ralph Merkle's Home Page. Nanotechnology might one day be able to make nanomedibots that function like virtual white-blood cells – repairing tissue at an atomic dimension. We have already said that nanocapsules may transport and release pharmaceuticals. They will generally furthermore contain living tissue that release therapeutic agents, protecting the cells from rejection or destruction by the host by camouflaging them from the host’s immune system. Some day there will potentially even be nanotech blood vessels for implantation in people with cardiovascular illness.
Click on illustrations for nanotechnology theme T-shirts and sweatshirts:
Inquiries about this material and the domain NanoStents.com may be sent to: NanoStents.com
© 2004-2006 by NanoStents.com |
