缺失牙齿后为什么要镶牙,镶哪种牙好?

2025-03-31 14:03:15
推荐回答(1个)
回答(1):

许多情况如龋病(虫牙)、牙周病、外伤、肿瘤等都可以导致牙齿的拔除。许多人认为拔掉患牙后,主要伤口愈合,就万事大吉,这种认识是不正确的,患牙拔掉以后,在牙列中间留下了空隙。
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如不及时填补上,其结果是不好的,如果拔牙后3个月或更长的时间不镶牙
,那么与被拔掉相对的牙齿会因缺乏抵抗力就会明显伸长,两侧的牙,也向空隙处倾斜,最后导致牙齿错乱。
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随着相邻牙齿的倾斜和对牙的伸长,必然造成牙齿间较大的缝隙。这种逢隙易于嵌塞食物,时间长了就会出现牙周病或龋病。
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在青少年时期由于涉及到牙齿的替换和恒牙合的建立,这个时期拔除恒牙又未及时镶牙,可造成更多的牙齿移位,牙齿排列紊乱,影响恒牙的排列。
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牙齿缺失后,使咀嚼功能减退,进而使胃肠消化功能受到影响。
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影响美观、发音功能,患者呈现苍老面容,妨碍正常的工作和社会交往。
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后牙缺失后常导致面高降低、下颌骨及髁突位置发生变化,导致颞颌关节疼痛等病变。

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