Replaceable drainage tube

The utility model discloses a replaceable drainage tube which comprises a drainage tube and an outer sheath, and the drainage tube is matched with the outer sheath. The drainage tube comprises an inner tube, an outer tube, a connecting tube and a connector, the inner tube is arranged in the outer tu...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XU NAIFEN, ZHOU QINGYING
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 replaceable drainage tube which comprises a drainage tube and an outer sheath, and the drainage tube is matched with the outer sheath. The drainage tube comprises an inner tube, an outer tube, a connecting tube and a connector, the inner tube is arranged in the outer tube, two ends of the inner tube are connected with two ends of the outer tube, a cavity is formed between the inner tube and the outer tube, the connecting tube is arranged at one end of the outer tube, one end, connected with the outer tube, of the connecting tube is communicated with the cavity, and the connector is arranged at the other end of the connecting tube; a tube body is arranged on the inner tube, one end of the tube body extends out of the outer tube, and length scales are arranged on the outer tube and the outer sheath; the outer pipe is made of an elastic material; according to the scheme, the drainage tube comprises the drainage tube body and the outer sheath, the outer tube body of the drainage tube