ENDOSCOPIC CANNULA
An endoscopic cannula, comprising a cannula body (1) fitted over an endoscope, and a connector (2) for fixing the cannula body (1) and the endoscope. The cannula body (1) is made of an elastic material; a suction channel (4) and an endoscope channel (3) which are independent of each other are define...
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| creator | YAO, Ying XIONG, Xuerui ZHANG, Jiazhi XIA, Qiqiang WANG, Weidong WANG, Taohong LI, Hongbo XIA, Bangcou HU, Jian NI, Pengzhi HE, Zhehao |
| description | An endoscopic cannula, comprising a cannula body (1) fitted over an endoscope, and a connector (2) for fixing the cannula body (1) and the endoscope. The cannula body (1) is made of an elastic material; a suction channel (4) and an endoscope channel (3) which are independent of each other are defined in the cannula body (1) in the length direction of the cannula body; the endoscope channel (3) has one end configured to be an opening (5) for inserting the endoscope, and the other end configured to be closed and form a visual window (16), so that the endoscope can observe the head end environment; the connector (2) is arranged at the opening (5) and is provided with a hole matched with the opening (5); the suction channel (4) longitudinally extends from the proximal end of the cannula body (1) to the distal end of the cannula body (1); the two ends of the suction channel (4) are open; the suction channel is provided with a distal-end opening (6), a cavity, and a proximal-end opening which are sequentially conne |
| format | Patent |
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| language | chi ; eng ; fre |
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| subjects | DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE SURGERY |
| title | ENDOSCOPIC CANNULA |
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