When
the pataka hastas are placed by the sides of the thighs we get the Dola
hasta. The elbow bone must face down and the inner side of elbow face
up. The palm in pataka hasta face the thigh.
Viniyogas
Natyarambhe prayoktva eti natyavidho viduh
The shloka says that Dola can be used at the commencement of natya (Natyarambhe).