Sputum aspirator with oral cavity expansion function

According to the technical scheme, the sputum aspirator with the oral cavity expansion function is characterized in that when an oral cavity is expanded, a guide ring is pulled upwards to drive a connecting piece and a limiting sleeve to move upwards, so that an expansion rod loses limitation of the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIAO YUNSHAN, ZONG YIXUAN, LIN TINGYAN, ZHAO XIAOLI, ZHU GUANGFEN, LI NA, QIN YANXIANG, ZHANG LIFANG, CHENG XUEJIN, ZI MINXUE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE
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