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種植牙純鈦牙根嘅優勢

Posted By vickong pun     July 6, 2021    

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種植牙一般會揀純鈦嘅,種植牙純鈦牙根嘅優勢有邊?純鈦嘅特征為重量輕、強度高、副金屬光澤,亦有良好嘅抗腐蝕能力。由於其穩定嘅化學性質,良好嘅禁高溫、抵低溫、抗強酸、抗強鹼,好啱作為人造牙根。 ——種植牙純鈦牙根嘅優勢
  一、重量輕:鈦嘅比重細,佢嘅比重系金合金嘅1/4,鈷鉻合金嘅1/2,因而純鈦制作嘅義齒重量會輕好多,可唔可以減小口內余留組織嘅負擔,同時具有較好嘅安樂性。  二、硬度適中:介乎牙釉質同埋牙本質之間,因而用純鈦制作嘅牙冠,唔會過多噉蝕對頜天然牙。用純鈦制作牙根內嘅單釘,可以令應力喺牙根內傳導更符合生理模式,減小牙根折坼嘅風險。
種植牙純鈦牙根
  ——種植牙純鈦牙根嘅優勢  三、導熱率低:用純鈦制作嘅牙冠,可以更加好噉隔絕冷熱刺激,有利於保護牙髓,食嘢過凍抑或過熱啲嘢食時唔會有淵有。  四、冇味覺煩:鈦金屬具有良好嘅穩定性,喺口內唔會有金屬味嘅感覺,唔造成味覺煩。  五、較好嘅磁共振相容性:鈦金屬系非順磁性金屬,同常用嘅鈷鉻合金、鎳鉻合金比,喺度做磁共振檢查時,惹嘅偽影極小,對磁共振檢查嘅影響好細。多數情況下,喺度做頭部磁共振檢查嗰陣可唔使拎出純鈦義齒。

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