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球后注射的方法有皮肤进针和结膜进针两种,前一种方法是我们日常多采用的,取其简易,消毒彻底,也不须作眼球表面麻醉。具体操作先要查对注射药物、日期、眼别和患者姓名,以免张冠李戴,发生差错,然后令患者平卧,用2％碘酒和75％酒精分别涂擦下睑及眼眶周围皮肤,在眶下缘的外1/3和内2/3交界处,用4厘米长的球后注射针刺入皮下,沿眶壁垂直进针约1.5厘米,触碰眶下骨壁后将针头略斜向鼻侧上方、即眶尖方向前进,此时嘱患者眼球转向鼻侧上方,避免损伤下斜肌,当针尖达直肌间筋膜时有少些阻力,穿过此筋膜进入球后肌肉圆锥时有落空感,此时再继续进针
There are two methods of injecting the skin into the needle and the conjunctiva needle, the former method is our daily use, take its simple, complete disinfection, nor for the surface of the eye anesthesia. Specific operations should first check the injection of drugs, date, eye and the patient’s name, so as to avoid errors, and then make the patient supine, with 2% iodine and 75% alcohol were rubbed on the lower eyelid and orbital skin, orbital The lower edge of the outer 1/3 and 2/3 at the junction, with 4 cm long ball injection needle into the skin, along the orbital wall perpendicular to the needle about 1.5 cm, touch the infraorbital bone after the needle slightly oblique Above the nasal side, the direction of the orbital apex forward, then Zhu Huanzhe eye turn to the top of the nasal side, to avoid damage to the inferior oblique muscle, when the tip of the rectus fascia with less resistance, through this fascia into the posterior ball muscle cones When there is a sense of frustration, then continue to needle