The term CBT stands for the so-called Cock and Ball Torture, i.e. the torture of the man's penis and testicles. This type of game is clearly assigned to the field of BDSM and
The term Sadomaso is mainly used by the media and is hardly represented in the BDSM scene. This is partly due to the rather negative connotation of the word, but also because sadism and masochism are only a small variety of BDSM