口腔小粘液囊肿多见于下唇粘膜上,也可发生在颊粘膜上及舌尖部。常因咀嚼时咬伤唇部粘膜上粘液腺导管口被阻塞,腺体小泡内分泌物潴留所引起。治疗方法:局部消毒后,用2％普鲁卡因作环状麻醉(表浅的不必麻醉)。注射碘酊前将囊液尽量抽出,留置针头,另换装有2％～5％碘酊的注射器,接上 Small oral mucus cyst more common in the lower lip mucosa, but also can occur in the buccal mucosa and tongue tip. Often due to chewing bite lip mucosa on the mucus gland duct orifice is blocked, glandular vesicles caused by retention of secretions. Treatment: After local disinfection, with 2% procaine ring anesthesia (superficial do not have anesthesia). Before injection of iodine tincture aspiration of cyst fluid, indwelling needles, the other for the replacement of 2% to 5% iodine tincture syringe, connected