Protemp™ Crown Temporization Material Scientific Presentation.

Protemp™ CrownTemporization Material

Scientific Presentation

Innovative Technology!

Strong Dental Compositelight cure

A Wax-like Dental Composite

Self-supporting

Malleable

Curable

free-standing complex shapes

preformed articles

easily customizable and adaptable

wax-like or clay-like

light-curable Cure on Demand and immediate strength

SMC Material

Chemical Temporization

Advantages

• Custom fit• Esthetic

Disadvantages• Matrix / impression• Mix or dispense• Heat / odor

Combined Advantages

Prefabricated Crowns

Advantages

• Fast & Easy• No matrix

Disadvantages• Poor esthetics• Not a custom fit• Metal

Protemp™ Crown combines advantages

• Preformed Composite Crown

• Single unit Temporary

• Permanent Dentition

New Protemp™ Crown

ProvisionalProvisional (Temporary)(Temporary)

Dentin and Pulp Protection

SpaceMaintenance

MarginalIntegrity

Phonetics

Esthetics

OcclusalFunction

PeriodontalHealth

PatientComfort

Temporary Crown Considerations

Protemp™ Crown meets provisional needs

Features and Benefits

Features and Benefits

Donald Erickson, DDS

• Preformed Composite Crown• 9 Sizes/shapes • Universal Shade

Indications• Single-unit temporary• Permanent dentition• Molars, Bicuspids, Cuspids

•Simple & Fast TechniqueNo matrix, no dispensing hardware, no messy smear layer

•Excellent Strength•Custom Fit - Malleable for easy adaptation

• No matrix, impression, mix tips or dispensing hardware• Reduce fabrication time up to 50%

2X Faster50%

More Than 2X Faster

10%

Same25%

Slower15%

Simple and Fast

Source: 3M ESPE Internal test data based on responses from 105 dentists globally

n=105

Sizes and Shapes

Advantages

Protemp™ Crown

Bis-Acrylic Materials

Power / Liquid Systems

Preformed Metal Crowns

Single Unit can be formed under 4 Minutes Highly dependent on

materials used No matrix or impression needed Custom Fit Esthetic results

Preformed anatomy Low oxygen-inhibited layer Low intra-oral heat Cure on demand Chemical Cure N/A

Composition

Resin• Dimethacrylate Polymer• bis-GMA

Filler• Zirconia Silica• Fumed Silica• Silane• Pigments

Crystalline Resin

Aggregated Fillers

A schematic representation of physical crosslinking of 3MTM ESPETM ProtempTM Crown Temporization Material

Mechanical Properties

Fracture Toughness

Short Rod Fracture Toughness (K1c)

0.00

0.20

0.40

0.60

0.80

1.00

1.20

1.40

Protemp™Crown

Protemp™ 3Garant™

Z100™ Sinfony™ Luxatemp® Integrity™ Jet™ Trim® II Structur®Premium

Fra

ctur

e to

ughn

ess

(MP

am1/

2)

Source: DeLong: University of Minnesota, MDRCBB IADR Abstract #0368, 2006

Compressive Strength

Compressive Strength

0

50

100

150

200

250

300

350

400

450

Protemp™ Crown


Luxatemp® Jet™ Trim® II Integrity™ Structur®Premium

MP

a

Source: 3M ESPE Internal test data, 2006

Diametral Tensile Strength

Diametral Tensile Strength

0

10

20

30

40

50

60

70

80

90

Protemp™Crown



MP

a


Flexural Strength

Flexural Strength

0

20

40

60

80

100

120

140

160

Protemp™Crown



MP

a


ACTA 3-Body Wear

3-Body Wear(Normalized to Filtek™ Z250 Restorative)

0

1

2

3

4

5

6

7

8

9

10

11

Filtek™Z250

Protemp™Crown

Protemp™3 Garant™

Luxatemp® Integrity™ Jet™ Trim® II Structur®Premium

Wear

Ratio

Source: 3M ESPE Internal test data IADR Abstract #0130, 2007

Durability

Crown Survival During Mastication

012345678

Protemp™Crown


Trim® II

* TCML (Thermocycle andMechanical Loading)

# C

row

ns

Failed:Fracture during TCML

Failed:deformations duringTCML

Survived TCML

Source:Rosentruitt M, Lang R, University of Regensburg, GermanyIADR abstract NO.1561 2006

Durability

• Mastication simulator• Before and after SEM pictures of Protemp crown • Simulating 2 years in the mouth(mechanical load: 50N, 480.000 cycles, thermocycling: 2400x 5/55 degrees C)

Source:Rosentruitt M, Lang R, University of Regensburg, GermanyIADR abstract NO.1561 2006

Oxygen Inhibition

Oxygen Inhibited Layer

0.00

0.10

0.20

0.30

0.40

0.50

0.60

Protemp™Crown


Integrity™ Luxatemp® Trim® II Jet™ Structur®Premium

Pe

rce

nt


Radiopacity

Radiopacity

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

Protemp™Crown


Luxatemp® Jet™ Trim® II Integrity™

Rad

iopa

city


Polymerization Shrinkage

Watts Shrinkage

0

1

2

3

4

5

6

Protemp™Crown



Per

cent

Vol

ume

Shr

inka

ge


Polymerization Temperature

Polymerization Temperature Rise

0

10

20

30

40

50

60

Protemp™Crown

Protemp™3 Garant™


De

gre

e C

/gm


Customer Evaluation

• 105 Dentists (USA, Germany, France)• 1558 Placements

Global Evaluation

Global Evaluation - Placements

275

462

821

0 200 400 600 800 1000

Number Placed

Cuspids(Canines)

Bicuspids(Premolars)

Molars

Den

titio

n

Crown Placements (n=1558)

*US data only, (EU not available)

• No Impression or Matrix• Faster to obtain occlusion• No mess or clean up• Easier to obtain interproximal contacts

Global Evaluation – Ease of Use

3.82

3.9

3.75 3.77

3.5

3.6

3.7

3.8

3.9

4

Bis-Acrylic Preform Powder/Liquid Grand Total

Overall Satisfaction with Ease of Use* (n=64)

Ave

rag

e R

e spo

nse

Esthetics compared to current product

Global Evaluation - Esthetics

3.4

3.9

3.6

3.8

3

3.5

4

Bis-Acrylic Preform Powder/Liquid Grand Total

Esthetics compared to current product (n=105)

Av e

rag

e R

esp

on

se

Global Evaluation – Final Fit

Permanent Crown Fit

0

5

10

15

20

25

30

35

40

45

1-Very poor 2 3 4 5-Excellent

Per

cen

t Overall

US

Europe

Overall: n=105US: n=64Europe: n=41

Excellent Overall Permanent Crown Fit

Gingival Health Compared to Current Product

6

13

46

23

12

3

14

41

2220

7

12

56

24

00

10

20

30

40

50

60

1-Much Worse 2 3 4 5-Much Better

Pe

rce

nt Overall

USEurope

Overall: n=105US: n=64Europe: n=41

Gingival Heath the same or better when compared current product

Global Evaluation – Gingival Health

Customer Feedback

• Easy to use and fast technique• Esthetic• High level of acceptability• Lining crown not necessary• Crown durable• Good crown retention• Gingival Health similar to better • Overall very good permanent crown fit

Global Evaluation - Summary

Clinical Cases

by Scott Arne, DDS

Molar Crown Placement

Protemp™ Crown in crown case

Scott Arne, DDS

Film removal

Scott Arne, DDS


Trim to preparation height

Scott Arne, DDS


Initial marginal adaptation

Scott Arne, DDS


Marginal adaptation

Scott Arne, DDS


Finish using a carbide bur

Scott Arne, DDS


Protemp™ Crown after finish and polish

Scott Arne, DDS


Protemp™ Crown occlusal and buccal view

Scott Arne, DDS


Robert Margeas, DDS

Placement on the preparation

by Robert Margeas, DDS

Bicuspid Crown Placement

Robert Margeas, DDS

Marginal adaptation using composite instrument


Robert Margeas, DDS

Occlusal view of the adapted bicuspid crown


Robert Margeas, DDS

Facial view of temporarily cemented Protemp™ Crown


Preparation, finishing and final Protemp™ Crown

by Donald Erickson, DDS

Donald Erickson, DDS

Donald Erickson, DDS Donald Erickson, DDS Donald Erickson, DDS


Technique

Crown Size Selection

Measure Width (mesial-distal) Determine Crown Size

Preparation

Determine Height Open Package & Remove Crown Remove Film

Trim Following Gingival Contour Place and Form Crown

Place & Form

Buccal Adaptation

Close and Adapt Buccal Margin Adapt Occlusal Anatomy Close and Tack Cure Buccal

Lingual Adaptation

Adapt Lingual - Hold Buccal in Place Tack Cure Lingual Tack Cure Occlusal Surface

Final

Remove Crown Cure Finish & Polish

Cementation

Apply Cement Seat Crown and Remove Excess Check Occlusion

Protemp™ Crown

• Fast• Simple• Strong• Esthetic

Thank you!

Protemp™ Crown Temporization Material Scientific Presentation.

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