inCoris TZI - Sirona - Technical Documentation
Contents
1. carried out with the sintering boats specially designed for this process super speed crucible and super speed cover The crowns must be placed on these boats at least 1 cm apart We recommend following the instructions below precisely because especially in the sintering processes for occlusally very curved restorations the correct bead layer is a decisive factor in subsequent fitting on the model 63 59 801 D3487 14 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks and blanks for CEREC and inLab Restoration on sintering bead layer e Only use the sintering trays and beads intended for the respective high temperature furnaces when sintering inCoris TZI e Make sure that the restorations are lying completely on the bed of beads e Remove beads lying interdentally with a probe so that shrinking is unhindered e f several restorations are sintered at the same time these must not touch the edge of the sintering tray or each other Embedded bridge restoration e In order to prevent the sintering beads from sticking e g interdental on the bridge pontic the restorations must not be pressed or embedded into the sintering beads too hard Very occlusally curved bridge restorations lying on buccal restoration side e Position crown and bridge restorations on the occlusal side of the restoration e Very occlusally curved bridge restorations e g Spee s2. curve are always to be placed on the buccal labial side of the restoration so that the center bend of the restoration is lying on the sintering beads e Use additional sintering beads to support ends of restorations which have hollow areas Non supported bridge restoration with hollow area e Support every restoration pontic with at least one sintering bead so that bridge restorations are adequately supported along the entire length of the restoration and do not lie hollow Additional notes procedure after sintering In the case of yellow staining of restorations after the sintering process the high temperature furnace should be cleansed by performing an empty run The details in the manuals for the respective furnaces are to be adhered to in this case Sintering beads that adhere are to be removed carefully After the sintering process the restorations must be cooled down to room temperature before further processing 63 59 801 D3487 D3487 201 06 07 02 11 2015 15 Rework The surface condition of ceramic materials is decisive for their bending strength Reworking sintered restorations with milling tools especially in the connector region must be avoided at all costs Therefore make corrections to the milled restoration if possible before sintering However if reworking should be necessary comply with the following basic rules e Reworking in the sintered condition should be performed with a wet grinding h
3. pontics e Must be sintered without sinter support Super speed sintering e Fully anatomic crowns up to a wall thickness of 2 mm Contraindications e Insufficient oral hygiene e Insufficient preparation results e Insufficient tooth structure e Insufficient space available General preparation instructions e The preparation must be performed with either a chamfer or a shoulder with rounded internal angle e The vertical preparation angle should be at least 3 All transitions from the axial to the occlusal or incisal areas must be rounded off Flat or plane surfaces are advantageous Preparation of premolars and molars A simplified occlusal relief is recommended for posterior teeth to allow sufficient space for the veneer ceramic A minimum of 1 5 mm of occlusal substance must be removed 5 Intended use indications and preparation instructions Sirona Dental Systems GmbH 5 6 Preparation of anterior and posterior tooth crowns Translucent zirconia ceramic blocks and blanks for CEREC and inLab 21 5 mm 21 5 mm gt 1 0 mm 0 8 mm 1 0 mm 1 5 mm 0 8 mm Preparation of anterior and posterior tooth crowns Preparation of anterior teeth The incisal wall thickness of the ceramics should be at least 1 5 mm the circular wall thickness at least 1 0 mm The tapering crown edge should be 0 8 mm thick Preparation of posterior teeth premolars and molars The ceramic thickness should be at least 1 5 mm a
4. absorb the coloring solution for five minutes Leaving it submerged for less than 5 minutes will produce a lighter end result and leaving it for longer will produce a darker result 3 Then remove the restoration from the vessel using a pair of plastic tweezers IMPORTANT All parts which have come into contact with coloring solution must be cleaned afterwards as discolorations could result if they are used again Always keep dip tanks and bottles containing coloring solution closed following use since the liquid otherwise will evaporate thus resulting in a higher color concentration Drying before sintering In the case of high humidity In an environment with a high level of humidity the restorations can absorb moisture after drying For this reason sintering must take place within a maximum of one hour after drying To avoid damage during sintering the restoration must be dried in the drying cabinet only required if the restoration has been grounded milled wet e 30 minutes at 80 C 176 F or e 10 minutes at 150 C 302 F NOTICE Risk of damaging the restoration Drying at temperatures above 150 C 302 F can damage the restoration All restorations to be sintered must be dried thoroughly first especially for super speed sintering Any residual moisture can cause the parts to burst 13 6 Creating the restoration Sirona Dental Systems GmbH 6 6 Sintering Translucent zirconia c
5. ded for use in manufacturing individually designed fully anatomical restorations crowns and bridges which can be polished or veneered after grounding milling and sintering CAUTION According to US Federal Law this product may be sold only to or by instruction of physicians dentists or licensed professionals 2 Material Sirona Dental Systems GmbH Translucent zirconia ceramic blocks and blanks for CEREC and inLab Material In the case of inCoris TZI blocks and blanks comprised of zirconia ceramics are used They are initially manufactured in a partially sintered state then enlarged by the inLab CAD CAM system they are individually processed to specification and finally densely sintered The aesthetic features of inCoris TZI enable application as fully anatomical crowns and bridges The advantages of inCoris TZI include e High strength e Resistance to corrosion e Good biological compatibility of the product e Translucency 63 59 801 D3487 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 3 Chemical composition Translucent zirconia ceramic blocks and blanks for CEREC and inLab Chemical composition Component inCoris TZI ZrO2 HfO2 Y203 gt 99 0 Y203 gt 4 5 lt 6 0 HfO lt 5 Al 03 lt 0 5 Other oxides lt 0 5 63 59 801 D3487 D3487 201 06 07 02 11 2015 4 Technical data Sirona Dental Systems GmbH Translucent zirconia ceramic blocks and bla
6. eramic blocks and blanks for CEREC and inLab Sintering Restorations made from inCoris TZI have to be sintered in dry conditions The sintering process should only be performed in Sirona inFire HTC inFire HTC speed with the pre programmed inCoris ZI and inCoris TZI TZI C programs As an alternative the sintering process can be carried out in the compatible VITA Zyrcomat or Ivoclar Vivadent Sintramat high temperature furnace In any case the details in the manuals for the respective furnaces are to be adhered to The Super Speed program of the inFire HTC speed furnace can only be used for the following Fully anatomic crowns with a maximum wall thickness of 2 mm and single caps Materials labeled SUPER SPEED authorized The classic program for sintering with inCoris TZI is the same as for inCoris ZI and inCoris TZI C The sintering result from furnaces other than those specified here cannot be guaranteed by Sirona Heating rate Holding temperature Holding time C min g min 25 800 0 15 1510 120 30 200 0 Since speed and super speed sintering are only permitted in inFire HTC speed furnaces with inCoris ZI and inCoris TZI materials and these programs are permanently installed in the furnace the programs are not described here Classic and speed sintering are carried out in the sintering tray provided with the inFire HTC speed furnace Super speed sintering can only be
7. ese 11 2015 SELF The Dental Company inCoris TZI Translucent zirconia ceramic blocks and blanks for CEREC and inLab Processing instructions Restoration production for crowns and bridges English goons Te Best Quality Label The Dental Company SUPER SPEED authorized Table of contents a A O N Sirona Dental Systems GmbH Translucent zirconia ceramic blocks and blanks for CEREC and inLab Table of contents Generals aea a eaa a aa ea a a ae e ae aeee aans 3 Material tinnen aaa E te dawn EE EA E E a a 4 Chemical COMPOSITION serene aa p a a a a SES 5 Technical datas e A E ER E EE E AE R REE 6 Intended use indications and preparation instructions eeseeeeeeereerrrereerrserneeen 7 5 1 Intended USS neei ea Dn oie a a aas 7 BZ gt IINGIGATIONS ceric EE E EEE AE T T E TET 7 5 3 gt LContraindi ationS nessi a e ae a A S 7 5 4 General preparation instructions ccccccccccceccecceeecececeeeeeeeeeeeeeeeeeeeeeeteees 7 5 5 Preparation of premolars and MOIMaMS ccccccccecceccceecceceeeeeeeeeeeeeeeeteeeneees 7 5 6 Preparation of anterior and posterior tooth Crowns cccccceeeeeeeeeeeeeeeees 8 Creating the restoration s2c 3 se s02o ae cei sa asada aaecenlce tase tdonds ea uitab Graces Qusdeviatstaedenseatiee 9 6 1 Scanning designing and mMilling c c cceeeceece cece eceeesceneneneeeeeeesncceeneceetes 9 6 2 Rework of the grounded milled resto
8. f the restorations caused by varying liquid penetration characteristics the restorations need to be dried first of all Predrying can be carried out in various ways We recommend one of the following e 30 minutes at 80 C 176 F in the drying cabinet or e 10 minutes at 150 C 302 F in the drying cabinet In the case of high humidity In an environment with a high level of humidity the restorations can absorb moisture after drying For this reason sintering must take place within a maximum of one hour after drying 6 Creating the restoration Sirona Dental Systems GmbH 6 4 Coloring Translucent zirconia ceramic blocks and blanks for CEREC and inLab Coloring Prior to sintering the uncolored restorations can be dyed to the desired tooth color using inCoris TZI coloring liquids There are two ways to color inCoris TZI crowns and bridges e Brush technique multicoloring e Dipping Items 6 1 6 3 of the inCoris TZI processing instructions apply to both of the above possibilities prior to coloring Brush technique multicoloring With dipping you obtain a completely monochrome tooth color In order to achieve a natural color gradient it is advisable to brush on inCoris TZI coloring liquids instead of dipping entire restorations Please take the following points into consideration when using the brush technique e Use a size 8 to 10 modeling brush for the overall application and a size 1 to 2 brush for appl
9. ighspeed handpiece approx 2 5 3 bar or rubber polishers low speed or for primary telescopes with a milling unit using water cooling and with low grinding pressure As an alternative it is possible to rework with soft diamond rubber polishers and a handpiece at low speed and low pressure The tool must be applied flat and must not chatter e New diamond burrs with varied grain size should be used if possible e Areas that are under tension in clinical use i e primarily the connectors in bridge structures should not be ground The sintered restorations should also be polished prior to applying the enamel coating in order to prevent abrasion to the antagonist following potential loss of shine The inCoris TZI can be polished with all standard polishing agents for zirconia ceramics Subsequent heat treatment depressurization fire is not necessary Painting and coating Restorations made from inCoris TZI can be finalized using all standard paint and gloss colors for zirconia ceramics e g VM9 from Vita In this case the manufacturer s processing instructions must be observed without fail 63 59 801 D3487 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 7 Recommended tools and materials Translucent zirconia ceramic blocks and blanks for CEREC and inLab Recommended tools and materials 63 59 801 D3487 Modeling wax Scan wax Sirona suitable for scans with the inLab scanner not for exposures with
10. inEos Wet grinding turbines KaVo K AIR plus KaVo IMAGO Steco System Technik GmbH amp Co KG NSK Presto Aqua Girrbach Turbo Jet Acurata Grinding tools for reworking with the wet grinding turbine with handpiece Diamond grinding element sets Ceramic Line Telescope Line Sirius Dental Innovations Diamond porcelain polisher for handpiece green orange Hager amp Meisinger Art No HP 803 104 372 533 170 Diamond polisher for handpiece green and orange EVE Diacera Other Suitable colored contact materials Preparation sets Preparation set acc to Kupper Hager amp Meisinger Art No 2560 Preparation set acc to Baltzer and Kaufmann Hager amp Meisinger Art No 2531 17 D3487 201 06 07 02 11 2015 8 Fastening instructions Sirona Dental Systems GmbH Translucent zirconia ceramic blocks and blanks for CEREC and inLab Fastening instructions Restorations made from inCoris TZI can be fastened non adhesively with glasionomer or zinc phosphate cements or adhesively with the self curing PANAVIA 21 TC composite or the dual curing PANAVIA F composite Kuraray Both products contain the special MDP monomer which forms a durable chemical compound with the shot blasted surface of the restorations without having to silicatize and silanize its surface The use of plastic reinforced or modified glasionomer cements is not advised since no adequate clinical data
11. is currently available Pre treatment of the restoration before adhesive bonding e Sand blast the internal surfaces of the restoration in the one way blasting process with max 50 um corundum Al203 Pressure lt 2 5 bar e Do not touch the sandblasted surface if at all possible NOTICE Observe usage information Etching with hydrofluoric acid does not produce a retentive surface Silanization is not required Please observe the information on use of the fastening materials of the corresponding manufacturers 63 59 801 D3487 18 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 9 Removal of inserted restorations and Trephination Translucent zirconia ceramic blocks and blanks for CEREC and inLab Removal of inserted restorations and Trephination Removal of inserted restorations In order to remove a fixed zirconium restoration we recommend using a cylinder shaped diamond tool with the maximum amount of water cooling and a speed of 120 000 rpm to separate the restoration Trephination The restoration can be trephined with a coarse grained spherical diamond with ample irrigation and a speed of 120 000 rpm In this case it is recommended that the instrument is applied in a circular motion at an angle of 45 when drilling through the framework 63 59 801 D3487 D3487 201 06 07 02 11 2015 19 We reserve the right to make any alterations which may be required due to technical improvements Siro
12. n Sirona Dental Systems GmbH 6 4 Coloring Translucent zirconia ceramic blocks and blanks for CEREC and inLab Coloring an anterior tooth A B C 12 Incisal Body Cervical Brush the entire tooth 1x Direction of brush stroke From the incisal area A across the body B to the cervical area C Paint the body B and the cervical area C 5x Omit the incisal surface Direction of brush stroke From the body B to the cervical area C For light colors Paint the cervical area C 3x Direction of brush stroke cervical For dark colors A3 5 A4 B4 C4 C3 C4 Paint the cervical area C 4x Treat the palatal surfaces in the same way as the vestibular surfaces 63 59 801 D3487 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks and blanks for CEREC and inLab 63 59 801 D3487 D3487 201 06 07 02 11 2015 Dipping With the speed and super speed sintering processes the restorations are lighter in color than with the classic long term sintering process Recommendation When using the speed and super speed sintering processes with an inCoris TZI coloring solution dye the restorations one color level darker than desired 1 To color the restoration use a vessel in which the milled restoration can be fully submerged into the coloring solution e g the inCoris TZI dip tanks 2 Allow the restoration to
13. na Dental Systems GmbH 2011 2015 Sprache englisch Printed in Germany D3487 201 06 07 02 11 2015 A Nr 121217 Sirona Dental Systems GmbH Contact in the USA Sirona Dental Inc FabrikstraBe 31 4835 Sirona Drive Order No 63 59 801 D3487 e D 64625 Bensheim Charlotte NC 28273 Germany USA www sirona com
14. nks for CEREC and inLab Technical data The following specifications apply to material that is densely sintered in an inFire HTC inFire HTC speed sintering furnace Density 6 08 0 2 g cm Fracture toughness Kjc 6 4 MPa m1 Thermal expansion coefficient 20 500 C 10 108 K Bending strength gt 900 MPa Block sizes inCoris TZI blocks are available in the following block sizes mono L 20 x 19 x 15 5mm LxWxD e 40 19 40 x 19 x 15 5mm LxWxD e 55 19 55 x 19 x 15 5mm LxWxD Blank sizes The inCoris TZI blanks all have a diameter of 98 5mm and are available in the following blank heights e 13mm e 16mm e 22mm Block blank colors inCoris TZI is not dyed and is bleach white BL All restorations from inCoris TZI can be dyed with inCoris TZI Coloring Liquids These are offered in all 16 classical colors A1 D4 63 59 801 D3487 D3487 201 06 07 02 11 2015 63 59 801 D3487 D3487 201 06 07 02 11 2015 Intended use indications and preparation instructions Intended use Manufacture of individually designed fully anatomic dental restorations using Sirona CAD CAM systems CEREC and inLab Indications Classic sintering e Fully anatomic crowns and bridges in the anterior and posterior tooth region e Bridges with a maximum of two pontics Speed sintering e Fully anatomic crowns and bridges in the anterior and posterior tooth region e Bridges with a maximum of two
15. ration eceeeeeeeeeeeeeeeeenteeeeeeeeeeee 9 63 Prediger scat steanede sad fede ratchet SETE A AEEA ona eed ates 9 Gi4 Colorie e Cactaca cates gvaeuteevedecuasnsuesadeseean E a e e 10 6 4 1 Brush technique multicoloring eesseeeeeeeeeeeeeeeeeeeeerrrrrresssrrrennn 10 GAZ DIPPING esas a a a a a e ie es EN 13 6 5 Drying before sintering suck cesiccthen diced case east dacs sevdasan sai cnaedendtedudise ee eeatt ke 13 BiG Sintering cho sy eue eraso aua heals enten e ER e cect neal adet abel eds Cand lesen raat 14 6 7 Additional notes procedure after SiNtering cecceeeeeeeeeeeeeeeenteeeeeeeeeeee 15 6 8 TREWOMK igi estan five tee doce a Sed erie aia der td Geel daas GR Gates 16 6 9 Painting and Coating eo eis hit eee etl te lena 16 Recommended tools and materials c cccc ccceneeeeesseeeeteceeteeeeseeseeeneeeeeesenneseenes 17 Fastening WISUMCIONS sssi Gita todas ea Get Rag aleh anu sien a a e ena Gti hes 18 Removal of inserted restorations and Trephination cccccccceceeeceeeeeeeeeeeeeeeteees 19 63 59 801 D3487 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 1 General Translucent zirconia ceramic blocks and blanks for CEREC and inLab 63 59 801 D3487 D3487 201 06 07 02 11 2015 General The inCoris TZI product bears the CE mark in accordance with the provisions of Council Directive 93 42 EEC of June 14 1993 concerning medical devices inCoris TZI is inten
16. t the lowest point of the main fissure For the cusp design a ceramic thickness of at least 6 4 mm should be ensured The circular ceramic thickness should be 1 0 1 5 mm The tapering crown edge should be 0 8 mm thick Connector surface on Minimum connector surface in mm Posterior tooth bridge restoration with a 9 pontic Posterior tooth bridge restoration with 12 two pontics Free end bridge 12 63 59 801 D3487 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks and blanks for CEREC and inLab 63 59 801 D3487 D3487 201 06 07 02 11 2015 Creating the restoration Scanning designing and milling inCoris TZI can only be processed with CEREC inLab software version 4 0 or higher The inCoris TZI blanks are stored in the material dialog as of inLab SW 15 0 or higher Software 4 0 or higher If you are using software 4 0 or higher select Sirona inCoris TZI in the material dialog Details are documented in the CEREC SW inLab SW User Manual Rework of the grounded milled restoration After the grinding milling process and prior to sintering a diamond burr milling tool has to be used to separate the restoration To prevent milling residues from remaining in the fissures the restoration can be briefly steamed off or cleaned with water and a soft toothbrush Pre drying To prevent inhomogeneous coloring o
17. ying the paint to the fissures e Use aseparate brush for each color or wash the brush out thoroughly after use and then let it dry Residual moisture influences the coloring e Hold the restorations using only a pair of plastic tweezers e Never place the restorations on metallic surfaces as this can lead to shifts in the color concentration and therefore discoloration e Always move the brush from the occlusal incisal to the cervical direction 63 59 801 D3487 10 D3487 201 06 07 02 11 2015 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks and blanks for CEREC and inLab Coloring a posterior tooth A Occlusal B Body C Cervical 1 Brush the entire tooth 1x Direction of brush stroke From the occlusal A area across the body B to the cervical area C 2 Paint the body B and the cervical area C 5x Omit the occlusal surface Direction of brush stroke From the body B to the cervical area C The colors shown in this figure are only visible after sintering and not during painting 3 For light colors Paint the cervical area C 3x Direction of brush stroke cervical For dark colors A3 5 A4 B4 C4 C3 C4 Paint the cervical area C 4x 4 Paint the central fissures 1 2x for a natural color gradient 5 Treat the palatal surfaces in the same way as the vestibular surfaces 63 59 801 D3487 D3487 201 06 07 02 11 2015 11 6 Creating the restoratio
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