Tracheostomy cannula convenient for patient to produce sound

The tracheostomy cannula comprises a first cannula body and a second cannula body, one end of the second cannula body penetrates into the first cannula body and is communicated with the first cannula body, the first cannula body is placed in the trachea of the patient, the other end of the second ca...

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Bibliographische Detailangaben
Hauptverfasser:	QIAN JIALI, LIANG LI, BAO XIAOQIONG, MA GUOFENG, CHEN XINFANG, XU XIAOLING
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 tracheostomy cannula comprises a first cannula body and a second cannula body, one end of the second cannula body penetrates into the first cannula body and is communicated with the first cannula body, the first cannula body is placed in the trachea of the patient, the other end of the second cannula body extends out of the trachea of the patient, one end of the first cannula body is provided with a sound outlet, and the other end of the first cannula body is provided with a sound outlet. A first one-way valve is arranged in the first sleeve and located between the sound outlet and the second sleeve, a second one-way valve is arranged in the second sleeve and close to the other end of the second sleeve, a sputum suction pipeline is arranged in the second sleeve, one end of the sputum suction pipeline extends into the first sleeve, and the other end of the sputum suction pipeline extends into the second sleeve. And the other end of the sputum suction pipeline penetrates through and extends out of the secon