inCoris TZI - Sirona - Technical Documentation
Contents
1. 4 x select Sirona inCoris TZI in the material dialog Details are documented in the inLab SW User Manual Reworking the milled restoration After the 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 of 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 63 59 801 D3487 10 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks for 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 a2. 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 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab 9 Removal of inserted restorations and Trephination 63 59 801 D3487 D3487 201 06 05 02 02 2013 Removal of inserted restorations and Trephination Removal of inserted restorations In order to remove a fixed zirconia 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 maximum water cooling 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 restoration 19 References Materials science Baltzer A Kaufmann Jinoian V The toughness of VITA In Ceram Quintessenz Zahntech 29 11 1318 1342 2003 Blatz M Sadan A Kern M Adhesive bonding of high strength full ceramic restorations Quintessenz 55 1 33 41 2004 Geis Gerstorfer J P fler P Investigations of the fatigue behavior of dental ceramics zirconium dioxide TZP and In Ceram Dtsch Zahn rtz
3. 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 63 59 801 D3487 D3487 201 06 05 02 02 2013 15 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 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 turbine approx 2 5 3 bar or rubber polishers low speed or for primary telescopes with a grinding 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
4. to burst 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 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 The sintering result from furnaces other than those specified here cannot be guaranteed by Sirona 63 59 801 D3487 D3487 201 06 05 02 02 2013 Heating rate Holding temperature Holding time C min C 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 carried out with the sintering
5. The Dental Company inCoris TZI Translucent zirconia ceramic blocks for inLab Processing instructions Restoration production for crowns and bridges English i cors a Ed lt 3 112 Best Quality T Label authorized E irona Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab Table of contents 1 A A 4 2 MAS 5 3 COEM A CONAP O A A a pa tda aariaid pais 6 4 TECHNICA Gaba iii Ai e 7 5 Indication and preparation inStructiONS ooonnnicinnnnnnnniconccnncccncnnncnnnnnnnrnnnrnnnrnnnn nn 8 5 1 A ve uet toes ai dota Musee citeetr ater mens Vlas REESEN 8 92 ContraindicatiohS ina ci 8 5 3 General preparation instructiOnsS ccccccccncccnncnnncnnninnninnnnnnninnnnnnnininininos 8 5 4 Preparation of premolars and MolarS occccccccnnncnnccnnncnnnnnnnnnnnininininininininos 8 5 5 Preparation of anterior and posterior tooth Crowns ccccceeceeeeeeeeeeeeeees 9 6 Creating the TOO ii cl 10 6 1 Scanning designing and MilliMQO oooocccnnnnnnnicocncnnnnnnncnananancncccnonanararrcccnnn 10 6 2 Reworking the milled restoration 2 c cccceeceeeeedeeneceeeeeeeeeeeeeeneeeeeeseees 10 A eta Eeen iaaa hina Wace eee 10 OA OO 3 acta A Aree ail ae eee Ae eek eI aa ats EA 11 6 4 1 Brush technique multicolOriNg ococcnnnnnnnccoccccccncnocnnnnaaanccononcnannno 11 6 4 2 DIPPI Jesica iaa ias ad 13 6 5 Drying before si
6. The colors shown in this figure are only visible after sintering and not during painting 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 Paint the central fissures 1 2x for a natural color gradient Treat the palatal surfaces in the same way as the vestibular surfaces Coloring an anterior tooth A B C 12 Incisal Body Cervical 63 59 801 D3487 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH 6 Creating the restoration Translucent zirconia ceramic blocks for inLab 1 Brush the entire tooth 1x Direction of brush stroke From the incisal area A across the body B to the cervical area C 2 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 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 Treat the palatal surfaces in the same way as the vestibular surfaces 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
7. 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 At the lowest point of the main fissure the material thickness should be 1 5 mm For the cusp design a material thickness of at least 1 5 mm should be ensured The circular wall 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 6 Creating the restoration Sirona Dental Systems GmbH 6 1 Scanning designing and milling Translucent zirconia ceramic blocks for inLab Creating the restoration Scanning designing and milling inCoris TZI can only be processed with software version 3 88 or higher If you are using software version 3 88 you must first install the material Material Pack inCorisTZl exe The files are available for downloading at www sirona de incoristzi Software version 3 88 inCoris TZI is only available in the Br age Biogeneric selection dialog Even if single crowns are to be created Bridge must be selected as the restoration type In this case select only one tooth in the odontogram Details are documented in the inLab 3D User Manual Software 4 x If you are using software
8. boats specially designed for this process 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 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 s 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
9. ic blocks for inLab Indication and preparation instructions Indication Classic sintering and speed sintering e Fully anatomic crowns and bridges in the anterior and posterior tooth region e Bridges containing up to 9 units and no more than 2 pontics Super speed sintering e Fully anatomic crowns maximum wall thickness of 2 mm e Single caps 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 63 59 801 D3487 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH 5 Indication and preparation instructions Translucent zirconia ceramic blocks for inLab gt 1 5 mm 21 0 mm 0 8 mm gt 1 5 mm 1 0 mm 1 5 mm 0 8 mm 63 59 801 D3487 D3487 201 06 05 02 02 2013 Preparation of anterior and posterior tooth crowns Preparation of anterior teeth The incisal wall thickness should be
10. inding 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 8 Meisinger Art No 2560 Preparation set acc to Baltzer and Kaufmann Hager amp Meisinger Art No 2531 17 8 Fastening instructions 18 Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for 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 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 maximum 50 um corundum Al203 Pressure lt 2 5 bar e Do not touch the sandblasted surface if at all possible NOTICE
11. l Z 54 692 694 1999 Kappert H F On the high strength of dental ceramics Zm 93 7 2003 Kern M Fracture quota lower than the divorce rate ZWL 04 2004 Luthard R Herold V et al Crowns made of high performance ceramics Dtsch Zahnarztl Z 53 4 280 285 1998 Luthard et al Comparison of various techniques for the manufacture of crown frameworks from high performance ceramics State of the art of the CAD CAM supported production of full ceramic crowns from oxide ceramics Swiss Dent 19 6 5 12 1998 Marx R et al Crack parameters and Weibull modules subcritical crack growth and long term strength of full ceramic materials Dtsch Zahn rtzl Z 56 2 90 98 2001 Report by DGZMK DGZPW Are full ceramic crowns and bridges scientifically recognized Dtsch Zahn rtzl Z 56 10 575 576 2001 Schweiger M Zirconium oxide High strength and break resistant structural ceramics Asth Zahnmedizin 5 2004 248 257 Tinschert J Natt G Spiekermann H Current positioning of dental ceramics Dental Praxis XVIII 9 10 293 309 2001 Vollmann M Innovative DeguDent full ceramic system as a benchmark for the processing of zirconium oxide IJCD 2004 7 279 291 63 59 801 D3487 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH 10 References Translucent zirconia ceramic blocks for inLab CEREC inLab CEREC inLab Baltzer A Kaufmann Jinoian V CAD CAM in dentistry CEREC inLab Dental Lab
12. 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 regeneration firing 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 05 02 02 2013 Sirona Dental Systems GmbH 7 Recommended tools and materials Translucent zirconia ceramic blocks for inLab Recommended tools and materials 63 59 801 D3487 D3487 201 06 05 02 02 2013 Modeling wax Scan wax Sirona suitable for scans with the inLab scanner not for exposures with 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 gr
13. ntering ira 14 A a a aa a E aa et aaa a a e aaa E EE atheist 14 6 7 Additional notes procedure after Sintering ocooonnonncccnnnnnnincccncccncnnnnnnnnnns 16 005 ROW A A T A TA 16 6 39 Painting and coa secure 16 7 Recommended tools and materialS miociorimimssrasicr cin 17 8 Fastening InStTUCUIONS ai A EEA EEE ER 18 9 Removal of inserted restorations and Trephinati0N oo nccnnnnnnnnnnnnonacccnnanancnnnananin 19 63 59 801 D3487 2 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab 10 Reference ori ele da eein 20 10 1 Materials SCHC iernii ide 20 10 22 CEREC NES tad a E e Ge E NS 21 63 59 801 D3487 D3487 201 06 05 02 02 2013 3 1 General Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab 0123 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 blocks are intended for use in manufacturing individually designed fully anatomical restorations which can be polished or veneered after milling and sintering Rx only CAUTION Federal law USA restricts sale of this device to or on the order of a physician dentist or licensed practitioner 63 59 801 D3487 4 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab WAN Fe vate Material inC
14. or XLIX Volume 5 2001 David A CEREC inLab The CAD CAM System with a Difference CJDT Spectrum September October 24 28 2002 Kurbad A Reichel K CEREC inLab State of the Art Quintessenz Zahntech 27 9 1056 1074 2001 Kurbad A Manufacturing In Ceram bridge frameworks with the new CEREC technology Quintessenz Zahntech 27 5 504 514 2001 Tsotsos St Giordano R CEREC inLab Clinical Aspects Machine and Materials CJDT Spectrum January February 64 68 2003 Preparation illustrations on p 5 accd to Dr Andres Baltzer CH Rheinfelden Kern M Computer aided crown and bridge technology with new perspectives Quint Zahnt 30 9 966 973 2004 Rudolph H Quaas S Luthard R G CAD CAM New technologies and developments in dentistry DZZ 58 2003 10 63 59 801 D3487 D3487 201 06 05 02 02 2013 21 We reserve the right to make any alterations which may be required due to technical improvements Sirona Dental Systems GmbH 2011 2013 Sprache englisch Printed in Germany D3487 201 06 05 02 02 2013 A Nr 116 686 NN NAAA Sirona Dental Systems GmbH in the USA FabrikstraBe 31 Sirona Dental Systems LLC Order No 63 59 801 D3487 64625 Bensheim 4835 Sirona Drive Suite 100 Germany Charlotte NC 28273 www sirona com USA
15. oris TZI ceramics constitute blocks comprised of zirconia ceramics The blocks 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 05 02 02 2013 5 3 Chemical composition Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab Chemical composition Component inCoris TZI ZrO2 HfO2 Y203 gt 99 9 Y203 5 4 Al203 lt 0 35 Fe203 lt 0 01 Other oxides lt 0 2 63 59 801 D3487 D3487 201 06 05 02 02 2013 Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab 4 Technical data Technical data The following specifications apply to material that is densely sintered in an inFire HTC inFire HTC speed sintering furnace Density 6 08 g cm Fracture toughness Kic 6 4 MPa m1 2 Thermal expansion coefficient 20 500 C 49 4 108 k1 Bending strength gt 900 MPa 63 59 801 D3487 D3487 201 06 05 02 02 2013 5 Indication and preparation instructions 5 1 Indication Sirona Dental Systems GmbH Translucent zirconia ceram
16. pply 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 Usea size 8 to 10 modeling brush for the overall application and a size 1 to 2 brush for applying the paint to the fissures e Usea separate 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 Coloring a posterior tooth A Occlusal B Body C Cervical 63 59 801 D3487 D3487 201 06 05 02 02 2013 11 6 Creating the restoration Sirona Dental Systems GmbH 6 4 Coloring Translucent zirconia ceramic blocks for inLab Brush the entire tooth 1x Direction of brush stroke From the occlusal A area across the body B to the cervical area C 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
17. 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 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 63 59 801 D3487 D3487 201 06 05 02 02 2013 13 6 Creating the restoration 6 5 Drying before sintering Sirona Dental Systems GmbH Translucent zirconia ceramic blocks for inLab 14 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 To avoid damage during sintering the restoration must be dried in the drying cabinet 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
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