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兒童牙縫大原因及對策

Posted By vickong pun     July 7, 2021    

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兒童牙縫大,不僅容易造成食物嵌塞,引起蛀牙、牙齦發炎,還會影響孩子嘅美觀。對生理同心理健康造成影響。  兒童牙縫大一般嚟講有以下幾種原因同埋對策:  1.唇系帶嘅緣故。唇系帶附着過低,系引起正中門牙縫隙過寬嘅常見原因。 唇系帶喺胚胎時期相當粗大,BB出生後會漸趨退縮,如唔退縮且喺牙床門之間附着過低,就會引起上門牙之間縫隙過寬。及時請醫生喺局部麻醉下將唇系帶附着處切開,兩顆正中門牙便會逐漸地自動向正中靠攏。
兒童牙縫大  2.乳門牙脫落多,恆門牙長出少。有嘅孩子脫落四顆乳門牙後,只長出兩顆恆門牙,呢就很容易使兩顆正中門牙之間出現縫隙。屬於呢種情況則毋須擔心,當側門牙逐漸長出後,兩顆正中門牙嘅長軸方向就會隨之改變,相互靠近,兩牙之間嘅縫隙自然而然就會逐漸消失了。  3.多生牙作怪。正常情況下,每個人嘅恆牙一般為28至32顆。但有嘅兒童喺上門牙嘅唇側、中間或齶側往往多長出一至兩個畸形牙,嚴重影響正常恆牙嘅生長排列,導致上門牙間隙增寬。建議家長及時帶孩子到口腔醫院就診,盡早掹除多生牙。  4.因移位牙埋伏於門牙根間,從而引起上門牙間隙過大。呢種情況需經X線檢查頜骨里有無異常現象,如牙瘤、埋伏移位牙或多生牙,及時手術治療。切勿自行用橡皮圈將門牙向中間硬拉,用力唔好會造成牙齒損傷,甚至松動脫落。

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