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DISTRIBUTION OF AIRBORNE BACTERIA BY HANDPIECE AEROSOL CONDITIO

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¾ç¿¬¹Ì ( Yang Yeon-Mi ) - ÀüºÏ´ëÇб³ Ä¡°ú´ëÇÐ ¼Ò¾ÆÄ¡°úÇб³½Ç ¹× ±¸°­»ýü°úÇבּ¸¼Ò
½ÅÁ¤±Ù ( Shin Jeong-Geun ) - ÀüºÏ´ëÇб³ Ä¡°ú´ëÇÐ ¼Ò¾ÆÄ¡°úÇб³½Ç ¹× ±¸°­»ýü°úÇבּ¸¼Ò

Abstract

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In recent years, cross-contamination has become one of the noticeable issues in dental clinic. Two major routes of contamination are the direct-contamination through blood and oral secretion and the indirect-contamination through dental office equipments. Especially, air-contamination through air-floating pollutant in a confined space like hospital, and also contamination through aerosol ejected from high-speed handpiece in a dental office was interested. The purpose of this study was to understand risk of bacterial infection through aerosol from handpiece in a dental office, which will help the practitioner with prevention of contamination during dental treatment. The main findings are as follows. 1. In a comparative test, the group using handpiece has higher bacterial number than the group not using handpiece with significant statistical difference(P<0.01). 2. The group using handpiece with rubber dam has lower bacterial number than the group using handpiece

Å°¿öµå

ÇÚµåÇǽº; ºÐ¹«; ±â±Õ; ·¯¹ö´ï
Handpiece aerosol; Airborne bacteria; Rubber dam

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