16. Matrix band application Apply matrix band & wedge for class II Build proximal walls with composite
17. Incremental buildup & curing of composite Fill the cavity in increments and adjust it. Cure each increment for 40-45 sec.
18. Finish & polish Tungsten carbide finishing bur is used to contour the marginal ridge (note the water spray). Rugby ball’-shaped fine diamond is used to contour the occlusal anatomy. All high-speed instruments must be used with water spray. A flexible, abrasive, impregnated disc is used to polish and smooth the occlusal contours.
19. Thank you Reference: Pickard’s Manual of Operative Dentistry, Eighth edition Chapter 6…. P 111,112 Chapter 8…. P 140,141,142,143