Overview

A vitamin is an organic compound required as a nutrient in tiny amounts by an organism. A compound is called a vitamin when it cannot be synthesized in sufficient quantities by an organism, and must be obtained from the diet. Thus, the term is conditional both on the circumstances and the particular organism. For example, ascorbic acid functions as vitamin C for some animals but not others, and vitamins D and K are required in the human diet only in certain circumstances.

Vitamins are classified by their biological and chemical activity, not their structure. Thus, each "vitamin" actually refers to a number of vitamer compounds, which form a set of distinct chemical compounds that show the biological activity of a particular vitamin. Such a set of chemicals are grouped under an alphabetized vitamin "generic descriptor" title, such as "vitamin A," which (for example) includes retinal, retinol, and many carotenoids. Vitamers are often inter-convertible in the body. The term vitamin does not include other essential nutrients such as dietary minerals, essential fatty acids, or essential amino acids, nor does it encompass the large number of other nutrients that promote health but are otherwise required less often.

Friday, August 14, 2009

Wound Closure Products Ensure the Most Effective Recovery

wound closure products for the latest suturing procedure for use of materials obtained from deliveries made of synthetic threads, absorbable, non absorbable, staples, tapes and adhesives. The mechanics of the seams in plastic as well as the standardization of commodities, such as catgut and silk, for the most favorable results. Also, the production of natural adhesives, brackets and bands to stand-in for seams has expanded and improved the practice of wound closure techniques. Wound closure products are the devices for healing cuts, injuries, margins, and abrasions. The wound closure suitable products, to ensure optimal healing.

In order to understand, however, wound closure, it is crucial for each to know how her body reacts initially their injuries and then the healing process. The healing takes a course of three levels, inflammation, tissue formation, and matrix formation and Remodeling. Immediately after the injury, inflammation occurs, is required in order for the bleeding to set in motion in the immune system. In the next phase, tissue formation goes through reepithelialization, angiogenesis, and fibroblast proliferation and migration predominate. Finally, in the extracellular matrix, collagens type III and in a mature type I collagen, which for an effective healing results.

Categorization of common threads include natural and synthetic, resorbable and non-absorbable and monofilament and multifilament. Natural materials are conventional and are still used worldwide in the suturing procedure. Synthetic materials, on the other hand, have become less irritation and inflammation in the post-surgery. Absorbable suture is appropriate that the wounds heal quickly and requires little attention. These types of threads easy load on the wound itself, while maintaining their strength, until the sutures dissolve. Non-absorbable suture materials for greater sustainability in the wound, but must be supervised by a specialist in health care after surgery.

needles are responsible for the placement of threads in a wound. The needles are made from premium stainless steel. They are sharp enough to tissue with minimal trauma, solid enough against bending, and flexible enough to break before. Hand-sanded or electrohoned needles are sharper than that of the grinding machine. Sharper needles penetrate more easily through tissue and lead to less trauma to the wound. When selecting a needle for the surgery, tissue thickness, tissue type, location, need for cosmesis and suture size are taken into account.

Other wound closure products such as glues facilitate the healing process. Cyanoacrylate adhesives are strong and flexible and are usually for minor injuries. Others, such as fibrin-based tissue adhesives are of pooled blood. They are usually for the better hemostasis and can seal tissue. Although they do not have sufficient strength to close the skin, tissue fibrin glue can be used to fix or seal skin spinal fluid discharge.

Wound closure products like brackets for a quick recovery wounds. Stapling requires minimal penetration of the skin, which in turn protects the wound from outside infection. While braces are more expensive than sutures, and demand more attention, after the surgery, a person with a physically smoother healing, with minimal scarring. Tapes to ensure that wound edges are splinted and secured, while the additional gain seam.

 

Andy West is a writer on a number of topics, including medical supplies. You can find wound closure products in an Ethicon surgical catalog.

Article Source: http://EzineArticles.com/?expert=Andy_West

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