Sect object with blender operator to edges/polygons (F or Alt+F cases). In some cases work better than new bisect node.
Vertices and polygons for object, that we cut, matrix for this object to deform, translate before cut. Cut matrix - it is plane, that defined by matrix (translation+rotation).
|Fill section||Bool||Make polygons or edges|
|Alt+F/F||Bool||If polygons, than triangles or single polygon|
Vertices and Edges/Polygons.