Disposable ventilated gastroscope mask
The invention discloses a disposable ventilated gastroscope mask. The disposable ventilated gastroscope mask comprises a bite block assembly and a mask body. The bite block assembly comprises a circular tube bite block, a tongue pressing pad and a baffle; a tongue pressing pad is arranged at one end...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a disposable ventilated gastroscope mask. The disposable ventilated gastroscope mask comprises a bite block assembly and a mask body. The bite block assembly comprises a circular tube bite block, a tongue pressing pad and a baffle; a tongue pressing pad is arranged at one end of the circular tube bite block, and a baffle is arranged at the other end of the circular tube bite block; a gastroscope operation hole is formed in the baffle and is communicated with an inner cavity of the circular tube tooth cushion; two nasal cavity air outlets are formed in the upper end of the baffle, and an air inlet is formed in the lower end of the baffle; an oral cavity air outlet is formed in the upper surface of the tongue pressing pad; hollow pipelines are arranged in the circular tube bite block, the tongue depressing pad and the baffle plate and are communicated in sequence to form an oxygen supply pipeline; a mask positioning hole is formed in the mask, the baffle is detachably connected with the |
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