نتایج جستجو برای: enamel microabrasion
تعداد نتایج: 10255 فیلتر نتایج به سال:
Enamel microabrasion can eliminate enamel irregularities and discoloration defects, thus improving the appearance of teeth. This paper presents the latest treatment protocol of enamel microabrasion to remove stains on the enamel surface. It has been verified that teeth submitted to microabrasion acquire a yellowish colour because of the thinness of the remaining enamel, revealing the colour of ...
Superficial irregularities and certain intrinsic stains on the dental enamel surfaces can be resolved by enamel microabrasion, however, treatment for such defects need to be confined to the outermost regions of the enamel surface. Dental bleaching and resin-based composite repair are also often useful for certain situations for tooth color corrections. This article presented and discussed the i...
OBJECTIVES This study aimed to determine the effect of surface treatments such as tooth reduction and extending the etching time on microtensile bond strength (μTBS) of composite resin to normal and fluorotic enamel after microabrasion. MATERIALS AND METHODS Fifty non-carious anterior teeth were classified into two groups of normal and fluorotic (n=25) using Thylstrup and Fejerskov index (TFI...
Enamel microabrasion has become accepted as a conservative, nonrestorative method of removing intrinsic and superficial dysmineralization defects from dental fluorosis, restoring esthetics with minimal loss of enamel. However, it can be difficult to determine if restoration is necessary in dental fluorosis, because the lesion depth is often not easily recognized. This case report presents a met...
PURPOSE This study's purpose was to assess the amount of dental enamel loss on primary incisors after manual or mechanical microabrasion with a phosphoric acid/pumice paste. METHODS Ten exfoliated primary maxillary incisors were bisected faciolingually and the resulting 20 halves were randomly assigned to 2 groups: group 1 (N = 10)-manual technique (plastic spatula); and group 2 (N = 10)-mech...
PURPOSE To review of the current status of enamel microabrasion method and its results 18 years after the development and application of this method. METHODS A technique performing enamel microabrasion with hydrochloric acid mixed with pumice and other techniques employing a commercially available compound of hydrochloric acid and fine-grit silicon carbide particles in a water-soluble paste h...
Aim: to investigate effect of different treatment modalities white spot lesions on microhardness human enamel. Materials and methods: twenty-four recently extracted sound maxillary incisor teeth were collected. Teeth divided at random into six groups (10 each) that summarized as follows: Group 1: unprepared (base line control); Groups 2: demineralized enamel (negative control), 3: Demineralized...
STATEMENT OF THE PROBLEM Demineralization of enamel adjacent to orthodontic appliances frequently occurs, commonly due to insufficient oral hygiene. PURPOSE The aim of this study was to compare two microabrasion techniques on improving the white spot lesions as well as subsequent enamel discoloration. MATERIALS AND METHOD Sixty extracted premolar teeth without caries and hypoplasia were sel...
Effects of acids used in the microabrasion technique: Microhardness and confocal microscopy analysis
BACKGROUND This study evaluated the effects of the acids used in the microabrasion on enamel. MATERIAL AND METHODS Seventy enamel/dentine blocks (25 mm2) of bovine incisors were divided into 7 groups (n=10). Experimental groups were treated by active/passive application of 35% H3PO4 (E1/E2) or 6.6% HCl (E3/E4). Control groups were treated by microabrasion with H3PO4+pumice (C5), HCl+silica (C...
Among the young patients with their anterior teeth involnement, aesthetic is usually a major factor that may produce a challenge to the dentist. Discoloured teeth may often affect the general population and dental fluorosis can be a major problem in areas of endemic fluorosis such as in India. The fluorosis resulting in discoloration of teeth may have various treatment options like bleaching, v...
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