External auditory canal foreign body removal

Curing disease: Indication External ear canal foreign body removal is applicable to: Foreign bodies in the external auditory canal remain or are plugged. Contraindications When the external auditory canal skin has obvious inflammatory reaction, congestion, swelling and even exudate due to foreign body stimulation, the infection should be controlled first, and then the foreign body should be taken out after the acute inflammation subsides; if the systemic and local effective anti-inflammatory treatment is performed, the inflammation is still not relieved. It is also possible to consider the removal of foreign bodies, but antibiotics should be used before and after surgery to prevent the spread of inflammation. Surgical procedure 1. Animal foreign body can be dripped into oil in the external auditory canal, 75% ethanol or chloroform, etc., after suffocation or anesthesia, flush with the disinfection water from the upper wall of the external auditory canal, so that the inside of the foreign body is washed by the liquid pressure. Take out or directly with pliers or tweezers. 2. Plant foreign bodies can be hooked out with a curette or foreign body. The curette or foreign body hook should extend from the gap between the foreign body and the wall of the external auditory canal or protrude from the front and the lower part of the external auditory canal (relatively far from the tympanic membrane) to prevent damage to the skin and tympanic membrane of the external auditory canal. For foreign matter that is easy to swell, it can be dripped. 95% ethanol was dehydrated and reduced before being taken out. 3, non-biological foreign bodies such as beads, stones, etc., should also be removed with appropriate foreign body pliers or hooks. 4, the lower embolization can be removed with deafness or hook; large and hard can be used 3% ~ 5% sodium bicarbonate, sputum or vegetable oil ear drops, 3 to 4 times a day, after 3d The external auditory canal flushes it out. If the above foreign body can not be taken out by the above method, the ear canal incision can be taken out. The upper wall of the external auditory canal is cut from the inside to the outside, and is slightly extended upward between the angle of the ear wheel and the tragus to enlarge the external auditory canal for easy removal of foreign objects.