A wax pattern (Krohenwachs – Bego) of a definite size,
shape, and lesser anatomic details of a three-unit resinbonded
FPD consisting of the second premolar (8 mm in
length 7.5 mm in mesio-distal width 7 mm in buccolingual
width), first molar (7.5 mm 11 mm 9 mm), and second
molar (7 mm 10.5 mm 10 mm) was made on the aluminum
die. An impression of the wax pattern was made with
polyvinyl siloxane (putty consistency; Virtual Refill, Ivoclar
Vivadent). Type 4 stone cast (Ultrarock, Kalabhai, India)
was made from the impression. The cast obtained was used
to make a vacuum-formed template using a pressure molding
machine (Biostar, SCHEU-DENTAL GmbH) (Fig. 2).