Aid apparatus for positioning an orthodontic bracket in a center of a tooth
OwnerCerna Diamantinventor
Life of this patent
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Abstract
The invention is directed to and apparatus and method for positioning an orthodontic bracket in a center of a tooth, the method comprising the steps of: photographing a tooth for producing an image thereof; detecting in the image crossed axes of the tooth; projecting on the tooth crossed lines that correspond with the determined crossed axes of the image; shifting an orthodontic bracket placed on the tooth so that its crossed axes coincide with the projected crossed lines on the tooth; and fixing the bracket to the tooth.
Claims15
A handheld aid apparatus for positioning an orthodontic bracket in a center of a tooth, the apparatus comprising:
- a radially moveable fixture (10);
- a camera (31) fixedly connected to said radially moveable fixture, for photographing a tooth (17), and producing an image thereof;
- a crossed lines projector (28), fixedly connected to said radially moveable fixture (10) and thereby movable along with said radially moveable fixture (10);
- a processing unit (30), for calculating in said image crossed axes of the photographed tooth (17), and directing said radially moveable fixture (10) so that crossed lines projected by said projector (28) on said tooth correspond with calculated crossed axes by said processing unit.
A method for positioning an orthodontic bracket in a center of a tooth, the method comprising the steps of:
- photographing an image of a tooth;
- detecting in said image crossed axes of said tooth;
- projecting on said tooth crossed lines that correspond with the determined crossed axes of said image;
- shifting an orthodontic bracket placed on said tooth so that crossed axes of said tooth coincide with the projected crossed lines on said tooth;
- and
- fixing said bracket to said tooth.
Dependencies are inferred from the claim text.