Endotracheal tube with adjustable frontend curvature
A tracheal tube, adjustable technology, applied in the field of medical instruments, can solve the problems of difficult tracheal intubation, high price, patient injury, etc., and achieve the effect of convenient use, simple structure and good effect
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[0012] Such as figure 1 , figure 2 Shown:
[0013] The material of the tracheal tube 1 is the same as that of the prior art, and it is made of semi-soft plastic or polymer material. The front end of the tracheal tube 1 is made at an angle of 110 degrees in advance and fixed, but it can be adjusted and changed; The front end of the core 2 is set in the tracheal tube 1 and can be telescoped and moved freely in the tracheal tube 1; the rear end of the tube core 2 is connected to one end of the spring 3, the spring 3 is sleeved on the telescopic rod 4, and the front end of the telescopic rod 4 is in the The tube core 2 is fixedly connected. The end of the telescopic rod 4 has a protruding step 5, and the other end of the spring 3 rests on the protruding step 5. The diameter of the telescopic rod 4 is larger than the diameter of the tracheal tube 1; therefore, the front end of the telescopic rod 4 The top is outside the rear end of the tracheal tube 1; and the diameter of the step 5 ...
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