11 Feb Change Shoulder crown into Shoulder less crown.

Posted at 16:41h in Free Cases by

Performed by: Maciej Czerwiński

Abstract:

Step by step protocol to change shoulder crown into Shoulder less crown. Vertical preparation gives us a simple preparation technique and predictable outcomes even with deep subgingival secondary caries.

#1 Before and After

 

#2 Initial situation

 

#3 Removing old porcelain fused to gold crown using diamond burs.

 

#4 Gingivectomy using GingiBurs and isolation improved using teflon tape

 

#5 Application of BioActiva around the shoulder.

 

#6  Vertical preparation using BattBurs

 

#7 Production of PMMA temporary crown from silicone index

 

#8 Healing process

 

#9 Double stage silicone impression

 

#10 Retraction if the gum using Teflon floss.

 

#11 Impression

 

#12 Ready full contour multilayer zirconia crown.

 

#13 Control visit 7 days after cementation.

 

#14  Before and After photos.

 

 

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