| 摘要 |
An improved dental mirror or instrument of the type including an elongated handle and a disc-like mirror mounted in a frame at one end of the handle. A concave clear plastic shell is sealed relative to the mirror surface to substantially reduce, if not completely eliminate, condensation. The concave exterior surface, which is dome-like in configuration, may be comfortably and conveniently wiped on the inside cheek of the patient to assist in maintaining the surface clear and clean, and to assist in removal of debris from the mouth of the patient.
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