Patent ID: 9545293
Date: 2017-01-17
CPC Classifications: A61C

Claim:
1. A dental implant for inserting into a jaw bone, said implant having a coronal end and a cervical end, and a receiving opening arranged at the coronal end of the implant, for receiving an abutment, wherein the receiving opening, located adjacent the coronal end, has a cone section with a cone length and an indexing section with an indexing length, the cone section has an apex angle of 6° to 20°, and the cone section is located between the indexing section and the coronal end, wherein a cylindrical section, having a cylindrical section length, being arranged between the indexing section and the cone section, the indexing length is at least 90% of the cone length, and the indexing section is formed by a substantially cylindrical surface in which at least one groove, with a groove length, is arranged, the at least one groove extends radially outwards from the cylindrical surface and has a pair of radially extending opposed lateral groove surfaces which are at least partially planar and substantially parallel to one another, the at least one groove can be brought into engagement with a cam of the abutment when the abutment is inserted into the implant, said cylindrical surface is dimensioned and toleranced in such a way that said cylindrical surface forms a guide surface for said abutment, the at least one groove has an external diameter which is less than or the same as a minimum diameter of the cone section, and the groove length extends over at least 70% of the indexing length such that no further area serving to receive or guide the abutment is adjoined cervically to the indexing section.