This case demonstrates the ease with which an unsightly metallic gingival margin on a nine year old porcelain fused to metal restoration can be rectified in a cost effective manner.
Click on an image to view it larger in a slideshow. Click arrow icons or use keyboard arrow to switch photos. To exit the slideshow, click the X in the upper-right or press ESC.
Click "Switch View" below to change to a layout optimized for printing the case.
Metallic gingival margin of a nine year old porcelain fused to metal crown on a Bicon abutment.
2.
Radiograph of nine year old Bicon implant restorations.
3.
Implant well and soft tissue sulcus after the removal of a nine year old Bicon abutment.
4.
Laboratory bur is used to prepare the cervical portion of a Bicon abutment by cutting a groove into the surgical grade titanium alloy.
5.
After sandblasting with 50 micron alumina and ultrasonically cleaning in 95% ethyl alcohol, the prepared groove is coated with a metallic coupling agent.
6.
Porcelain fused to metal restoration with a metallic coated prepared groove is placed in an oven at 120°C for five minutes.
7.
A layer of neutral metal opaque powder is applied onto the prepared groove.
8.
Restoration with opaque layer is placed into an oven for five minutes at 120°C for five minutes under vacuum.
9.
After an application of a ceramo-coupler a second application of an opaque layer is being applied.
10.
Restoration is being placed in oven for five minutes at 120°C under vacuum for curing of second opaque layer.
11.
After an application and light curing of modeling liquid a polyceramic opaque dentin material is being applied.
12.
Opaque dentin is being light cured for 3 minutes.
13.
A layer of dentin is being applied.
14.
Dentin layer is being light cured for 2 minutes.
15.
Superficial layer is being removed prior to polishing.
16.
Initial polishing with a super-fine grade carbide bur.
17.
Polishing with a pink silicone disc.
18.
Further polishing with a nylon bristle brush.
19.
Final polishing with a soft bristle brush and a polishing paste.
20.
Nine year old porcelain fused to metal crown with an aesthetic gingival margin.
Welcome to the Bicon Case Study Library. The latest Bicon clinical cases will be regularly posted here. There are currently 335 cases containing over 18814 clinical images.
