掉了一颗牙齿?不用太过担心,最新的数字扫描和3D打印技术可以帮你很快打印出一颗新牙,而且比起我们“原装”的牙齿,这种3D打印牙齿还具有一大优势——杀菌功效。近日,荷兰格罗宁根大学的科学家将季铵盐植入用于制作假牙的树脂聚合物中,研发出一种具有抗菌作用的塑料。研究人员介绍说:“季铵盐带 Get out of a tooth? Do not worry too much. The latest digital scanning and 3D printing techniques can help you quickly print out a new tooth and, compared to our ”original“ teeth, this 3D printed tooth has A big advantage - bactericidal effect. Recently, scientists at the University of Groningen in the Netherlands have introduced quaternary ammonium salts into resin polymers used to make dentures to develop a plastic that has antibacterial properties. The researchers said: ”Quaternary ammonium salt band