The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 06, 2015
Filed:
Jan. 20, 2010
Dan Ericson, Upplands Vasby, SE;
Jan Johansson, Upplands Vasby, SE;
Orjan Arkang, Upplands Vasby, SE;
Stefan Leffler, Upplands Vasby, SE;
Olof Larsson, Uppland Vasby, SE;
Dan Ericson, Upplands Vasby, SE;
Jan Johansson, Upplands Vasby, SE;
Orjan Arkang, Upplands Vasby, SE;
Stefan Leffler, Upplands Vasby, SE;
Olof Larsson, Uppland Vasby, SE;
Directa AB, Upplands Vasby, SE;
Abstract
A dental instrument, suitable for use when creating a dental filling, is provided. The dental instrument includes a wedge and a matrix. The matrix is fixedly attached to the wedge, and the wedge is adapted to be inserted into the approximal space between two teeth of a patient. The wedge has a bow shape along a length axis of the wedge, the matrix has a first bow shape along a length axis of the matrix, and the matrix also has a second bow shape along an axis perpendicular to the length axis of the matrix. A method of using the dental instrument and a disposable system, which further comprises a protective member, is further provided.