Dentsply Sirona Inc. · NASDAQ:XRAY
Dentsply Sirona — Technical Presentation
34 slides from Dentsply Sirona's technical presentation
Slide 1: core•X flow Technical Information
core•X flow ™ Technical Information
Slide 2: core•X flow Adhesive Core Build-up: Description
core•X™flow Adhesive Core Build-up Description Composite Core Build-Up Material • Auto mix (1:1) syringe • 2.5 ml (4.75 g) • Dual Cure System • Radiopaque • Cuts like dentin • Clinically excellent handling
Slide 3: Composition
core•X™flow Adhesive Core Build-up Composition ▪ Resin Based Core Build-up Material • Radiopaque Filler ▲ 70 w% (49 vol%) ▲ 0.02 – 7 µm • High Crosslinking Resins • Dual Curing Initiators
Slide 4: Compressive Strength – Self Cure
core•X™flow Adhesive Core Build-up Compressive Strength – Self Cure Compressive Strength [MPa] 400 300 200 100 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 5: Compressive Strength – Dual Cure
core•X™flow Adhesive Core Build-up Compressive Strength – Dual Cure Compressive Strength [MPa] 400 300 200 100 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 6: Flexural Strength – Self Cure
core•X™flow Adhesive Core Build-up Flexural Strength – Self Cure Flexural Strength [MPa] 150 120 90 60 30 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 7: Flexural Strength – Dual Cure
core•X™flow Adhesive Core Build-up Flexural Strength – Dual Cure Flexural Strength [MPa] 150 120 90 60 30 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 8: Diametral Tensile Strength – Self Cure
core•X™flow Adhesive Core Build-up Diametral Tensile Strength – Self Cure Flexural Strength [MPa] 80 60 40 20 core•X Comp Luxa Core Ti- Para Rebilda 0 flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 9: Diametral Tensile Strength – Dual Cure
core•X™flow Adhesive Core Build-up Diametral Tensile Strength – Dual Cure Flexural Strength [MPa] 80 60 40 20 core•X Comp Luxa Core Ti- Para Rebilda 0 flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 10: Flexural Modulus – Self Cure
core•X™flow Adhesive Core Build-up Flexural Modulus – Self Cure Fexural Modulus [MPa] 9000 6000 3000 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 11: Flexural Modulus – Dual Cure
core•X™flow Adhesive Core Build-up Flexural Modulus – Dual Cure Fexural Modulus [MPa] 9000 6000 3000 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E DENTSPLY (2007) Data on file
Slide 12: Shrinkage – Dual Cure
core•X™flow Adhesive Core Build-up Shrinkage – Dual Cure Volume Shrinkage [%] 8 6 4 2 0 core•X Comp Luxa Core Ti- Para Rebilda flow Core Core Paste Core Core DC AF Smart XP Auto Dentin mix E
Slide 13: Working and Setting Time
core•X™flow Adhesive Core Build-up Working and Setting Time Time [sec] 600 WT 480 ST 360 240 120 0 core•X Comp Luxa Core Ti- flow Core Core Paste Core AF Smart XP Auto mix E DENTSPLY (2007) Data on file
Slide 14: Depth Of Cure vs. Incremental Layering
core•X™flow Adhesive Core Build-up Depth Of Cure vs. Incremental Layering Maximum Depth of Cure @ 40 Seconds of Total Light Cure Time core•X flow (2x) 3mm increments - LC 20 seconds each LuxaCore (1x) 4mm increment - LC 40 seconds SmartMix CorePaste XP (1x) 4mm increment - LC 40 seconds 0 1 2 3 4 5
Slide 15: Technical Data Sheet
core•X™flow Adhesive Core Build-up Technical Data Sheet* ▪ Compressive Strength 305 MPa (DC: 316) ▪ Flexural Strength 113 MPa (DC: 120) ▪ Flexural Modulus 7.7 GPa (DC: 7.6) ▪ Hardness 89 (Barcol); 54 (Vickers) ▪ Working Time [min.] 23°C: 1:30 (37°C: 0:40) ▪ Setting Time [min.] 2-3 minutes ▪ Depth of
Slide 16: Knoop Hardness
core•X™flow Adhesive Core Build-up Knoop Hardness 0 0 90 90 300 300 Delay [s] N/A 0 20 60 20 60 20 60 Light Cure [s] 0.25 Clearfil DC Core AM 2.00 5.50 significant 0.25 difference core•X flow 2.00 higher 5.50 value 0.25 LuxaCore Z-Dual 2.00 5.50 0.25 MultiCore Flow 2.00 5.50 depth [mm] Tauböck TT (J
Slide 17: Extrusion Force
core•X™flow Adhesive Core Build-up Extrusion Force 2.5 core•X flow (brown tip) Syringe [ml] 5* LuxaCore SmartMix 5* CorePaste XP 0 2 4 6 8 10 12 14 16 18 Force [N] DENTSPLY (2007) * 8-element mix-tip Data on file
Slide 18: Push-out Test
Push-out Test Load (imm/min.} RTD (2007)
Slide 19: Push-out Test: Light Post, X•Post
core•X™flow Adhesive Core Build-up Push-out Test Light Post X•Post Bond Strength [MPa] 50 40 30 20 10 0 XP XP XP Calibra core•X core•X flow flow RTD (2007)
Slide 20: Push-out Test: DT-Light SL
core•X™flow Adhesive Core Build-up Push-out Test DT-Light SL Bond Strength [MPa] 50 40 30 20 10 0 SealBond Calibra core•X Cement flow RTD (2007)
Slide 21: Push-out Test: DT Light-Post, Illusion X-RO
core•X™flow Adhesive Core Build-up Push-out Test DT Light-Post Illusion X-RO Bond Strength [MPa] 50 40 30 20 10 0 SealBond P&B NT XP Bond Ultima SCA SCA Calibra core•X flow RTD (2009)
Slide 22: µTBS cement - post
µTBS cement - post post insulation glass luting cement slab luting cement
Slide 23: µTBS cement - post
µTBS cement - post Ferrari M (2006)
Slide 24: µTBS cement - post: micro tensile bond strength
core•X™flow Adhesive Core Build-up µTBS cement - post micro tensile bond strength [MPa] 30 20 cement: dual cure chem. cure 10 a a a a a a b b 0 none Ca none Ca Ca Ca MbS MbS silane NC NC NC NC NC LC - - cure mode Ca Ca Ca Ca c•Xf Ca ML VL II cement Ferrari M (2006) abc statistical grouping
Slide 25: µTBS cement - post: micro tensile bond strength
core•X™flow Adhesive Core Build-up µTBS cement - post micro tensile bond strength [MPa] 30 20 cement: dual cure chem. cure 10 a a b b 0 CaS CaS MbS MbS silane NC NC - - XP / SCA Ca c•Xf ML VL II cement Wang YJ (2007) J Oral Science 49:02;155-160 abc statistical grouping
Slide 26: Push out strength cement – root dentin
push out strength cement – root dentin Ferrari M (2006)
Slide 27: Push-out strength cement – root dentin
core•X™flow Adhesive Core Build-up push-out strength cement – root dentin push-out strength [MPa] 20 adhesive: light cured 15 cement: 10 dual cure chem. cure a a a a a a 5 b b b c 0 XP XP XP XP XP Sy Ex A/B adhesive SCA SCA SCA SCA SCA - DSC - activator Ca Ca Ca c•Xf c•Xf VL II MC ML cement Fe
Slide 28: Push-out strength – adhesive post systems
core•X™flow Adhesive Core Build-up push-out strength – adhesive post systems push-out strength [MPa] 20 15 cement: 10 dual cure 5 0 XP* Para Excite** adhesive c•Xf ParaCore MCoreflow cement X•Post Tap Lux FRC Postec post Ferrari M (2008) * SCA **DSC abc statistical grouping
Slide 29: Shear Bond Strength
core•X™flow Adhesive Core Build-up Shear Bond Strength after 24 h at 37°C adhesive: Shear Bond Strength [MPa] 25 light cured 20 Dentin 15 cement: chem. cure 10 5 0 XP/SCA XP/SCA DBond P/A c•Xf c•Xf DentineBuild DENTSPLY (2008) abc statistical grouping
Slide 30: core•X flow
core•X™flow Adhesive Core Build-up
Slide 31: µTensile Bond Strength vs. post preparation
µTensile Bond Strength vs. post preparation ▪ Dr. Wagner (Charité, Berlin) ▪ Comparison of • Panavia F 2.0 + X•Post • core•X flow + X•Post • Rely X Unicem + X•Post
Slide 32: Set-up µTensile Bond Strength
Set-up µTensile Bond Strength Wagner
Slide 33: µTensile Bond Strength vs. post preparation
core•X™flow Adhesive Core Build-up µTensile Bond Strength vs. post preparation Rely-X Unicem Panavia core•X flow none silane none silane none silane sand silicate sand silicate sand silicate blasting blasting blasting Wagner T 2008 (Charité, Berlin)
Slide 34: Mikrozugfestigkeit vs. Wurzelabschnitt
core•X™flow Adhesive Core Build-up Mikrozugfestigkeit vs. Wurzelabschnitt control sand blasting left to right: •apical to coronal oPanavia F 2.0 oRely X Unicem ocore•X flow silane silicate Wagner T 2008 (Charité, Berlin)