Nose-passing trachea cannula

The utility model discloses a nose-passing trachea cannula. The front end of a cannula catheter is provided with a first inflating and deflating bag. The first inflating and deflating bag is connected with a first inflating and deflating device at the rear end of the cannula catheter. An inserting h...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XUE SULI, LI AIPING
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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Beschreibung
Zusammenfassung:	The utility model discloses a nose-passing trachea cannula. The front end of a cannula catheter is provided with a first inflating and deflating bag. The first inflating and deflating bag is connected with a first inflating and deflating device at the rear end of the cannula catheter. An inserting head at the front end of the cannula catheter is provided with a tip end inclining outwards. A second inflating and deflating bag is arranged inside the first inflating and deflating bag. The second inflating and deflating bag and the tip end are arranged on the same side of the wall of the cannula catheter. The second inflating and deflating bag is connected with a second inflating and deflating device located at the rear end of the cannula catheter. The rear end of the cannula catheter is provided with an eye lens and an irradiation light source. An irradiation optical fiber passageway and an observation optical fiber passageway are arranged inside the cannula catheter. The irradiation optical fiber passageway lig