Patents by Inventor Sandro Segu

Sandro Segu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for positioning and protecting an orthodontic bracket
    Patent number: 4523908
    Abstract: The invention relates to a device, preferably of disposable type, for application to orthodontic brackets for retaining an orthodontic harmonic wire, either said brackets are of the type welded to an orthodontic band, or of the type supported on a plate for direct fastening. The device serves the purpose of facilitating the positioning of said orthodontic brackets on teeth, at a predetermined distance from the incisal edge thereof, and protecting the bracket from the entrance of the fastening cement, such a bracket having the slot and hooks for the binding of the orthodontic wire. The device comprises a shell part forming a housing for the slot element of the bracket, and a positioning part made to predetermined size and suitable to bear on the incisal edge of the tooth.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: June 18, 1985
    Inventors: Giovanni Drisaldi, Eugenio Fontana, Virgilio Manetti, Franco Segu, Sandro Segu, Bruno Segu