Dental implant system comprising - a separate abutment and, for replacing the abutment , a replacement abutment, and - a tooth implant , wherein the abutment is attachable or attached to the tooth implant , having - an insertion section which is configured for anchoring in a jawbone and is provided with a screw thread or nail thread, and having - a multifunctional section which adjoins the insertion section in the coronal direction and which has a first cone which tapers in the coronal direction, and having - an attachment section which adjoins the multifunctional section in the coronal direction and which has a second cone which tapers in the coronal direction and is formed as a coronal projection, wherein - the first cone and the second cone have the same cone angle and a common smooth lateral surface, wherein - an external cone connection is provided between the second cone and the abutment , wherein - the second cone forms the seat of the abutment , from which an apical end, as seen in the direction of a dental implant axis , extends to a first level on the dental implant , wherein the first cone extends between the first level and a second level on the dental implant , which level is related to the dental implant axis and at which the insertion section begins, wherein - the replacement abutment extends apically beyond the second cone into the first cone as seen in the axial direction of the dental implant axis , wherein the replacement abutment contacts the dental implant over the axial extension of the second cone and additionally over at least a portion of the axial extension of the first cone , wherein the apical end of the replacement abutment, as seen in the direction of the dental implant axis , can extend up to the second level , characterised in that the replacement abutment is longer than the abutment as seen in the axial direction. - a separate abutment and, for replacing the abutment , a replacement abutment, and - a tooth implant , wherein the abutment is attachable or attached to the tooth implant , having - an insertion section which is configured for anchoring in a jawbone and is provided with a screw thread or nail thread, and having - a multifunctional section which adjoins the insertion section in the coronal direction and which has a first cone which tapers in the coronal direction, and having - an attachment section which adjoins the multifunctional section in the coronal direction and which has a second cone which tapers in the coronal direction and is formed as a coronal projection, wherein - the first cone and the second cone have the same cone angle and a common smooth lateral surface, wherein - an external cone connection is provided between the second cone and the abutment , wherein - the second cone forms the seat of the abutment , from which an apical end, as seen in the direction of a dental implant axis , extends to a first level on the dental implant , wherein the first cone extends between the first level and a second level on the dental implant , which level is related to the dental implant axis and at which the insertion section begins, wherein - the replacement abutment extends apically beyond the second cone into the first cone as seen in the axial direction of the dental implant axis , wherein the replacement abutment contacts the dental implant over the axial extension of the second cone and additionally over at least a portion of the axial extension of the first cone , wherein the apical end of the replacement abutment, as seen in the direction of the dental implant axis , can extend up to the second level , <EOS>