“…On the other hand, motivation-led classifications such as surgical-therapeutic, post mortem-ritual (to acquire amulets), or symbolic (partial) trepanations also exist (Jordanov, Dimitrova, & Nikolov, 1988;Kaufmann, Whitaker, & McTavish, 1997;Lidke, 2008;Lisowski, 1967;Wahl, 2012). Symbolic trepanations are often abandoned or planned partial procedures, where the inner table remains intact (Bartucz, 1950;Boev, 1964;Nemeskeri et al, 1965;Petrone et al, 2015). This results in a further differentiation between complete and incomplete (partial) trepanations, though it may be better, in case of the latter, to use more neutral terms such as "manipulation of the cranial vault without opening.…”