introduction: the role of laser in conservative management of oral disease is well established. laser procedures are common in the fields of oral surgery, implant dentistry, endodontic, and periodontic therapy. case: this case series describes the use of diode laser for the excision of oral exophytic lesions. all the patients attended the oral medicine department of shahid beheshti university o...

Lasers for micromanipulation in cellular or subcellular dimensions have gained remarkable interest within the entire community of life science research and applications. In 1962, Bessis, for the first time, focused a ruby laser into a microscope to perform micromanipulation of cells under microscopic observation [1]. Today, there exist two principles of laser micromanipulation that depend on th...

Introduction: The use of lasers for treatment has become a common phenomenon in the medical field. Currently, numerous laser systems are available for dental use. The use of lasers for periodontal treatment becomes more complicated because the periodontium consists of both hard and soft tissues. Methods: Related articles were gathered and selected carefully and reviewed. Among the many lasers a...

purpose : to investigate the sensations experienced by chinese patients during refractive surgery including the laser in situ keratomileusis (lasik), epi-lasik, and sub-bowman keratomileusis (sbk) techniques. a prospective, randomized, and self-matched clinical study was conducted. methods : the participants included 44 men and 58 women aged 16 to 47 years old (mean 24.3±0.6 years) who underwen...

Nowadays in highly competitive precision industries, the micromachining of advanced engineering materials is extremely demand as it has extensive application in the fields of automobile, electronic, biomedical and aerospace engineering. The present work addresses the modeling and optimization study on dimensional deviations of square-shaped microgroove in laser micromachining of aluminum oxide ...

For centuries, Aloe Vera has been used by many different cultures. The ancient Greeks, the Romans, the Babylonians, Indians and the Chinese have all used Aloe Vera as a medicinal plant. One of the common experimental cancer models is sarcoma-180. When Aloe was administered to mice bearing S-180 tumors, the tumor growth was inhibited. Aloe vera is a dietary supplement and not a regulated drug. T...

Traditional medicine are used by some 60% of worlds population and in some countries are extensiveingly incorporated into the public health system. There are two types of evidence that can be used to support claims on traditional medicine; scientific evidence and traditional use. Long hystorical use of traditional medocine provide the safty and efficacy of it but it is not enough without enough...