Comfortable sputum suction device for department of pediatrics

The comfortable sputum suction device comprises a needle cylinder, a cover disc is arranged at the top of the needle cylinder, a through hole is formed in the position, close to the center, of an inner cavity of the cover disc, a piston rod is movably connected to an inner cavity of the through hole...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU LIAN, SUN SHUKAI
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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