准备一段手术丝线，２块５ｃｍ×２ｃｍ医用胶布，１支小号缝衣针，先将２块胶布剪成“工”字形，其中一块略小，用针将丝线以“工”字形胶布靠固定导管一侧穿过，打３～４个结。然后用针将丝线从导管壁中穿过，将胶布横贴在鼻唇之间，用丝线将导管与胶布连紧，再绕导管一... Prepare a surgical thread, 2 5cm × 2cm medical tape, a small sewing needle, the first two tape cut into “工” glyphs, one of which is slightly smaller, with a needle thread to “工” shaped adhesive tape by the fixed One side of the catheter through, playing 3 to 4 knots. Then use the needle to thread through the wall of the catheter, the tape across the nose and lip, the catheter and the tape with silk thread, and then around the catheter a ...