Saturday, May 29, 2010

New Teeth Can Now Be Grown In 9 Weeks

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Dental News
A revolutionary new technique based on the use of stem cells promises in just nine weeks to rebuild a tooth “true” anatomically perfect.

The technique has been presented in the Journal of Dental Research by a team of doctors at the College of Dental Medicine. This is a promising development for the use of stem cells which, according to the authors, allows reconstruction of biological substitutes in all respects the same as our teeth have been lost. It ‘a technique both for advanced tissue engineering is the so-called regenerative medicine laboratory, prepared by Dr. Jeremy Mao and Dr. Edward V. Zegarelli, who, through the use of stem cells and their subsequent growth on a three-dimensional scaffold, will take around 9 weeks in the perfect anatomical shape of a tooth which is then implanted in the mouth.

The people who have lost some or all of their teeth in adulthood, usually opting for a rack, or, more recently, for dental implants. Indeed, living without teeth is not only an aesthetic problem but may also bring a range of serious gastrointestinal diseases, since the first stage of digestion happens in your mouth. Moreover, both the dentures, and implants are patterns, usually made of synthetic material, that emulate the lost tooth but they are obviously real teeth. Moreover, no sensitivity at all (in some cases, as in many sadly know, not always a disadvantage). Moreover, the most recent installations include the anchor teeth to the jaw or jaw by screws, but are unable to remodel as do natural teeth with changes that would be required during the life of the facial bones.

A study of an animal model showed that stem cells infused and cultivated orthotopically in a scaffold made of natural materials and integrated into surrounding tissue, reinforcing perfectly with the surrounding tissue, which instead not the case with metals or other hard materials.

While the implant surgery can be performed as an outpatient procedure, timing of planting is very variable and require more visits to general dentists and oral surgeons. Generally, to complete the operation will take anywhere from two to six months, unless further complications. In this case, including the necessary care and subsequent replanting may also pass 18 months.

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