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KMID : 0362419950330010013
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Journal of Korean Academy of Prosthodontics
1995 Volume.33 No. 1 p.13 ~ p.23
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The effect of individual tray design and impression method on the border extension and contour of denture
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Lee Jeong-Woo
Oh Sang-Chun
Jin Tai-Ho
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Abstract
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The purpose of this study is to inquire about the effects of individual tray design and impression method on the border extension and contour of denture. 10 students at the dentistry college who have normal occlusion and symmetric facial form and normal facial muscle activity were selected. The tray was designed three types ( large, medium, small tray). After border molding was done dentist and operator, final impression was taken. The length of impression body and width of border were measured by a vernier caliper on the cast. @ES The obtained results were as follows; @EN 1. As the tray border was shortened, the length of impression body and width of border was short (P<0.01). 2. When the impression was taken with the small tray, the length of impression body was short in passive border molding than active border molding. 3. When the medium tray was used, the width of impression body was short in passive border molding than active border molding.
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