Surveillance of viral contamination of invasive medical instruments in dentistry / 浙江大学学报（英文版）（B辑：生物医学和生物技术）

ABSTRACT

<p><b>OBJECTIVE</b>To investigate the viral contamination of invasive medical instruments in dentistry and to provide health administrative institutions with surveillance data.</p><p><b>METHODS</b>Sterilized samples were randomly collected from the department of dentistry to detect HBV-DNA, HCV-RNA, HIV-RNA and HBsAg.</p><p><b>RESULTS</b>Of the invasive medical instruments that were sterilized with 2% glutaraldehyde, one of the samples was positive for HBV-DNA, and another sample was positive for HBsAg.</p><p><b>CONCLUSION</b>Though massive virus contamination of invasive medical instruments in dentistry has been reduced to a low level, the occurrence of contamination still remains.</p>