Cavities in teeth have been filled since earliest times with a variety of materials: stone chips, turpentine resin, gum, metals. Arculanus (Giovanni d'Arcoli) recommended gold-leaf fillings in 1484. The renowned physician Ambroise Paré...

A quickcuring acrylic cement used to create a HEADCAP that holds securely in position an ELECTRODE or CANNULA implanted into brains. Dental acrylic is not glue—it does not stick directly to the skull surface. SKULL SCREWS are fixed to the skull,...

A dental restoration or dental filling is a dental restorative material used artificially to restore the function, integrity and morphology of missing tooth structure. The structural loss typically results from caries or external trauma. It is also lost...

By applying a coating of fluorescent or reflective material beneath restorative dental material, the problem of inadequate photocuring of the restoration may be avoided, claims Thomas T. Bryan of the Minnesota Mining and Manufacturing Co, based in St. Paul, Minnesota, USA. Photocurable...

A metal foil for use in metal -porcelain dental restorations, dental bridges and metal -porcelain dental veneers bonds to porcelain more easily and is more naturally coloured than alternatives, according to inventor Asami Tanaka of Illinois, USA. In European patent application 0 442...