Opening device for oral cavity
The utility model discloses an opening device for an oral cavity, which comprises an opening device main body and opening pieces, the opening pieces are rotatably arranged at the two ends of the opening device main body, a tongue pressing assembly is arranged in the middle of the opening device main...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an opening device for an oral cavity, which comprises an opening device main body and opening pieces, the opening pieces are rotatably arranged at the two ends of the opening device main body, a tongue pressing assembly is arranged in the middle of the opening device main body, cleaning assemblies are arranged in the opening pieces, the tongue pressing assembly comprises rotating grooves symmetrically arranged in the opening device main body, and the rotating grooves are arranged in the opening device main body. A rotating rod is rotatably arranged in the rotating groove, a tongue depressor is arranged on the surface of the outer end of the rotating rod, a torsion spring is wound on the rotating rod, balls are symmetrically arranged between the rotating rod and the rotating groove, and the balls rotate between the rotating rod and the rotating groove. And through the arranged tongue pressing assembly, the tongue of the patient can be limited, the situation that due to the fact that |
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