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