Roozbeh Rashed

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INTRODUCTION Although various aspects of smile esthetics have been considered in many studies, few of them have compared laypeople's preferences for an esthetic smile with regard to the shape of the anterior teeth. The aim of this study was to evaluate the effects of the shapes of the maxillary anterior teeth in men and women on the perception of an(More)
BACKGROUND Few studies have focused on the impact of malocclusion on lip - tooth relationships during smiling and speech. AIM To evaluate the impact of different malocclusions on lip - tooth relationships during smiling and speech, using video images. METHODS One hundred and three subjects with Class I (N = 31), Class II division 1 (N = 26), Class II(More)
Anthropometry, a useful method for evaluating craniofacial soft tissues, makes the quantitative description of the face possible. It also assesses the degree of disharmony and imbalance in the growth and development of the face. The aim of this study was to examine the overall common age-related changes of nasomaxillary complex of adolescent boys in(More)
OBJECTIVES The objective of this study was to assess the effect of new bonding techniques on enamel surface. MATERIALS AND METHODS Sixty upper central incisors were randomly divided into two equal groups. In the first group, metal brackets were bonded using TransbondXT and, in the second group, the same brackets were bonded with Maxcem Elite. The shear(More)
OBJECTIVES This study aimed to find the factors that affect dental esthetics and smile attractiveness in orthodontically treated patients according to laypeople's judgment, and to determine whether there is any relationship between dental and smile esthetics. MATERIALS AND METHODS Using the Q-sort technique, 60 laypersons (30 males, 30 females) rated(More)
BACKGROUND Elastomeric chains are commonly used in orthodontics. Force decay in these materials poses clinical problems. The aim of this study was to evaluate the effects of three different mouthwashes on the force decay of orthodontic chains. MATERIALS AND METHODS In this experimental study, elastomeric chains with two different configurations were(More)
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