Autogenous cutting casing pipe button capable of adjusting length and absorbing phlegm
A technology of tracheotomy cannula and outer cannula, which is applied in the field of medical devices, which can solve the problems of unfavorable utilization of severe medical resources, lower quality of life of patients, and increase of infection, so as to shorten hospital stay and reduce the possibility of exogenous infection , the effect of improving the quality of life
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[0020] The present invention will be further described below in conjunction with the accompanying drawings, but the present invention is not limited to the following embodiments.
[0021] Such as figure 1 and figure 2 As shown, the adjustable-length tracheotomy sleeve buckle provided by the present invention includes an inner sleeve 1, an outer sleeve 2 and a sleeve cap 5. The inner sleeve 1 is arranged in the cavity of the outer sleeve 2 and can be moved along the The inner wall of the outer sleeve 2 moves; the length of the inner sleeve 1 and the outer sleeve 2 can have multiple models, such as 4cm to 8cm in length, for use by patients with different neck wall thicknesses; one end of the inner sleeve 1 The metal valve ring 3 is connected with the outer part, and the metal valve ring 3 is contracted when it is located in the cavity of the outer sleeve 2. When the metal valve ring 3 is separated from the outer sleeve 2, it can be unfolded into a plane shape along the end sur...
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Abstract
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