A slide attachment is a prosthetic retaining element consisting of a female (outer part) and a male (inner part). The male part is firmly connected to an abutment tooth, the female part is inserted into the removable denture.
An anchor is a prosthetic retaining element consisting of a female (outer) part and a male (inner) part. The male part is soldered onto an individually fabricated root canal cap.
A bar is a prosthetic retaining element consisting of a female (outer) part and a male (inner) part. The male part is fixated on at least two anchor elements, tooth and/or implant.