Patent ID: 9149343
Filing Date: 2015-10-06
Classification: A61C

Abstract:
1. A dental instrument suitable for use when creating a dental filling, said instrument comprising a wedge and a matrix, wherein said matrix is fixedly attached to a first side of said wedge, and wherein said wedge is adapted to be inserted into an approximal space between two teeth, characterized in that: a. said wedge comprises a bow shape along a length axis of said wedge, wherein said bow shape extends along a surface adapted to be directed towards the tooth receiving the filling, b. said matrix comprises a first bow shape along a length axis of said matrix, and c. said matrix comprises a second bow shape along an axis perpendicular to said length axis of said matrix, wherein the bow shape of the wedge and the first bow shape of the matrix have a concave surface on the first side configured to form a seal between the matrix and the tooth receiving the filling; and wherein the wedge further comprises partly elastic collapsible wing affixed only to a second side of said wedge, opposite the concave surface.