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補牙為什麼要照藍光?

Posted By vickong pun     July 10, 2021    

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補牙為什麼要照藍光?

            

                

                    

                        

                            

                                


                                    WELCOME


                            

                        

                    

                

            

        

        

            

                

                    

                        

                            

                                

                                    

                                        

                                            


                                                很多有過補牙經歷的人可能都有一個疑問,補牙時醫生用一個發藍光的設備放到口內是做什麼用的?會不會對身體有害?


                                        

                                    

                                

                                

                                    

                                        

                                            


                                                


                                        

                                    

                                

                                

                                    

                                        

                                            


                                                


                                        

                                    

                                

                            

                        

                    

                    

                        

                            

                                

                        

                    

                    

                        

                            

                                

                        

                    

                    

                        

                            

                                


                                    


                            

                        

                    

                

            

        

        

            

                

                    


                        


                

            

        

        

            

                

                    

                        

                            

                        

                            

                    

                    

                        

                            

                                

                                    


                                        這需要從補牙的材料說起。補牙,簡單說,就是醫生將你牙齒上發黑腐壞的部分磨除去除乾淨后,再將磨出的洞用專用補牙材料填上的過程。補牙材料也隨着科技的進步而逐步在改進。在我國,上世紀八九十年代時,最常見的補牙材料主要是銀汞合金,含有金屬,雖然牢固耐用,但也因泛出金屬的光澤而Bling Bling ,嚴重影響美觀。


                                

                            

                        

                    

                

            

        

        

            

                

                    

                        

                            


                                


                        

                        

                            

                        

                            

                    

                    

                        

                            

                                

                                    

                            

                        

                        

                            

                                

                                    


                                        而現在主流的補牙材料是光固化樹脂。光固化樹脂是通過光照實現固化的複合樹脂。光固化樹脂有多種顏色,便於牙醫選擇出與真牙顏色近似的型號,從而使填充后的牙齒更逼真,甚至以假亂真。同時,隨着材料的不斷改進,光固化樹脂不僅顏色上存在優勢,其耐磨性也得到了很大的加強,深受醫生和患者的青睞,因此在臨床上已經基本取代銀汞合金成為主要的補牙材料。


                                

                            

                        

                        

                            

                                

                                    

                            

                        

                        

                            

                                

                                    

                            

                        

                        


                            


                        

                            

                                

                                    

                            

                        

                        

                            

                                

                                    


                                        那麼為什麼要用藍光照射呢?口腔用光固化樹脂在未光照之前,是膏狀,可以隨意雕刻出需要的形態,便於醫生恢復牙齒原有形態和功能。塑形完成后,利用LED光固化燈(也就是發藍光的燈)進行光照,引發樹脂光聚合反應,使樹脂快速固化變硬,從而完成充填。因此,補牙用藍光照射牙齒,就是讓光固化樹脂變硬的過程。


                                    


                                        


                                    


                                        另外,光固化燈發出的藍色光束,不會損傷口腔,對身體亦無害。但是,使用過程中需要注意對眼睛的防護,避免直視,醫護人員最好佩戴防護鏡,患者則只要閉上眼睛就可以得到輕鬆有效的保護。


                                    


                                        


                                    


                                        


                                

                            

                        

                    

                

            

        

    


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