Presentation from Prof Paul A. Tipton, for Smile GB, on Zirconia crowns

1. Dr. Paul A. Tipton
Check the
matrix on the
teeth
TOOTH PREPARATION

2. Dr. Paul A. Tipton
Cut depth
grooves
1mm deep in
3 planes.
TOOTH PREPARATION

3. Dr. Paul A. Tipton
Reduce
inclusal edge
by 2-3mm
TOOTH PREPARATION

4. Dr. Paul A. Tipton
Re check
reduction
with the
matrix
TOOTH PREPARATION

5. Dr. Paul A. Tipton
Cut interproximally
to produce 1mm
chamfer and
prepare axial walls
for inclination of
approx 10 degrees
and convergence
angle of 20
degrees
TOOTH PREPARATION

6. Dr. Paul A. Tipton
Check even
labial
reduction of
1.0 – 1.2 mm
including
labial
chamfer
prep
TOOTH PREPARATION

7. Dr. Paul A. Tipton
Prepare
palatally with
1.0 mm
depth
grooves.
TOOTH PREPARATION

8. Dr. Paul A. Tipton
Check
overall
reduction
TOOTH PREPARATION

9. Dr. Paul A. Tipton Tipton training Limited
Keep
supragingival
margin until
retraction cord is
placed
TOOTH PREPARATION

10. Dr. Paul A. Tipton
Place first
thin
retraction
cord
TOOTH PREPARATION

11. Dr. Paul A. Tipton
Finish
margin to
first
retraction
cord
TOOTH PREPARATION

12. Dr. Paul A. Tipton
Place
second
thicker
retraction
cord
TOOTH PREPARATION

13. Dr. Paul A. Tipton
Remove 2nd
retraction
cord and
take
impressions
Syringe light
body into
sulcus and
around prep
TOOTH PREPARATION

14. Dr. Paul A. Tipton
Blow light
body off the
prep.
TOOTH PREPARATION

15. Dr. Paul A. Tipton
Place
medium
body in the
tray and seat
gently.
Remove
when set.
TOOTH PREPARATION