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Technical InformationStraumann Variobase Basic Information490.062.indd 122/12/2017 13:52
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Contents1. General information 41.1 Purpose of this guide 41.2 Introduction to Straumann Variobase 51.3 Digital workflow options 61.4 Soft Tissue Management and gingiva height selection 92. Lab procedure for Straumann Variobase 102.1 Preparation 102.2 Design and fabrication of the prosthetic restoration – Digital Workflow 102.3 Design and fabrication of the prosthetic restoration – Conventional Workflow 132.4 Bonding 233 Dental procedure 293.1 Chair-side implant-borne crown on Straumann Variobase C 293.2 Final insertion of Variobase Restorations 314 Product reference list 324.1 System overview 324.2 Auxiliaries and instruments 383490.062.indd 322/12/2017 13:52
1. General information1.1 Purpose of this guideThis guide was created for dental technicians and dentists working with the Straumann Variobase for designing screw-retained or cement-retained customized prosthetic reconstructions, such as copings, crowns, bridges or over-dentures. It provides complementary step-by-stepinformation on working with the Straumann Variobase .Failure to follow the procedures outlined in these instructions may harm the patient and/or leadto any or all of the following complications:ѹѹ Aspiration or swallowing of a componentѹѹ Breakageѹѹ InfectionNote:Implant-borne superstructures require optimal oral hygiene on the part of the patient. This mustbe considered by all involved parties when planning and designing the restoration.Consult the brochure:Basic Information on the Surgical Procedures – Straumann Dental Implant System, for information onindications and contraindications of Straumann implants such as the required minimum number ofimplants, implant type, diameter and loading protocols.152.754/enConsult the Instructions for use:Straumann Variobase for Crown (valid only outside US)701593Straumann Variobase for Crown (valid only in US)701753Straumann SC Variobase for Crown701745Straumann Variobase for Bridge/Bar and Straumann Variobase for Bridge/Bar Cylindrical701627Straumann Variobase C (only valid outside US)701719Straumann Variobase for CEREC (only valid in US)7017224490.062.indd 422/12/2017 13:52
1.2 Introduction to Straumann Variobase Straumann Variobase offers a variety of treatment options for customized single, multi-tooth and full-arch prostheticrestorations. It brings efficiency by giving dental professionals a choice between the preferred in-lab or chair-side workflowto fabricate the implant restoration. Additionally, Variobase provides the benefit of the original Straumann implant connection.For intended use and instructions for use, please refer to the Instructions for use listed under chapter 1.1 “Purpose of thisguide”.Table shows exemplary RC Variobase portfolio. Entire portfolio is listed under the section “4.1 System overview”.SIngle-unit restorationsVariobase for Crown AS Screw-channel angulation of up to 25 Available for Tissue Level and Bone Level platforms Two abutment heights 3.5 mm and 5.5 mm available Possibility to tailor the abutment height 5.5 mm down to 3.5 mmVariobase C Available for Tissue Level and Bone Level platforms Integrated in Sirona ’s software libraries Chimney design matches the shape of Sirona ’s Scanbodies and pre-fabricatedscrew-channel in material blocksMulti-unit andfull‑arch restorationsStraumann Variobase Variobase for Crown Available for Tissue Level and Bone Level platforms Two abutment heights 3.5 mm and 5.5 mm available Possibility to tailor the abutment height 5.5 mm down to 3.5 mm Gingiva heights 1 mm, 2 mm, 3 mm available SC Variobase for Crown specifically developed for the 2.9 mm implant systemVariobase for Bridge/Bar Available for Tissue Level and Bone Level platforms Cementation Aid for Variobase for Bridge/Bar Cylindrical supporting an easycementation procedure Non-engaging conical shape to the implant5490.062.indd 522/12/2017 13:52
1.3 Digital workflow options1.3.1 Digitally produced restorationsStraumann CARES for dental labs and dentists provides validated, digital workflows, from scan to manufacture, deliveringthe flexible solutions you require.Digitally produced restorations on Straumann Variobase prosthetic components are accessible through a variety of offerings.For more detailed information, please see the following brochures:ѹѹ Straumann CARES Scan & Shape Basic Information, Art. No. 490.190/enѹѹ Straumann CARES Implant-borne prosthetics Basic Information, Art. No. 152.822/enѹѹ Basic information on Straumann CARES tooth prosthetic procedures, Art. No. 702086ѹѹ CARES X-Stream Restorative Options, Art. No. 490.369/enѹѹ Straumann CARES Digital for dental labs Playing together seamlessly, Art. No. 490.127/en1.3.1.1CARES System and CARES X-StreamWith Straumann CARES you can simply access the desiredVariobase prosthetic components to accurately design the prosthetic restoration. In the CARES Visual Software, the Variobase Implant Kit is already implemented to facilitate the precise designof the interface between the Variobase prosthetic component andthe relevant prosthetic restoration (coping, crown, bridge, over-denture).Straumann’s precisely milled, high-quality prosthetics cover a leading range of materials and applications for centralized, in-lab orchair-side milling.CARES X-Stream The one-step prosthetic solution: 1 scan, 1 design, 1 deliveryCARES X-Stream is an innovative example of an efficient digitalworkflow. With only one scan and one simultaneous and adaptiveprosthetic element design, all required prosthetic components (e.g.Variobase and its relevant crown or bridge) are manufactured inthe Straumann validated environment and arrive together in onedelivery with an excellent fit of the components. This optimizationof the necessary processing steps reduces turnaround time and related costs considerably.CARES X-Stream restorative optionsFor Variobase prosthetic components a variety of restorative materials are available within CARES X-Stream workflow.For more detailed information on the availability of CARES X-Stream on Variobase prosthetic components please refer tothe Straumann website.6490.062.indd 622/12/2017 13:53
1.3.1.2 Connectivity to third-party systemsConnect your existing CAD software and mill the restoration on a Variobase prosthetic component either via Straumann centralized milling facilities or with your in-house milling equipment.Our connectivity offering to third-party systems comprises two options:1. Connectivity to our Straumann Centralized Milling facilitiesIf you work with Dental Wings or 3shape CAD software, the Variobase Implant Kit is available to send the files for theprosthetic restoration to Straumann Centralized Milling. To facilitate the precise design of the interface between theVariobase prosthetic component and the relevant prosthetic restoration (coping, crown, bridge, over-denture) the Implant Kit is either already available in the software, or the respective files can be downloaded from the Straumann website.Dental WingsCARES Plug-in3ShapeDME files2. Connectivity for in-house millingFor in-house milling of the prosthetic restoration on Variobase , we offer STL files for Variobase prosthetic componentson the Straumann website for download.The implant kits are available for several Variobase prosthetic components, facilitating the precise design of the interface betweenthe Variobase prosthetic component and the relevant prostheticrestoration (coping, crown, bridge, over-denture). It consists of anopen STL file containing the required milling template for the innergeometry of the prosthetic restoration.For more detailed information on the availability of the Straumann Variobase prosthetic components in third-party systems pleaserefer to the Straumann website and contact your software provideror software dealer for availability and eligible software versions.Note: The Variobase Implant Kit only provides the inner geometry of the prosthetic restoration for the Variobase prostheticcomponents. CAM-specific parameters need to be defined by the dental laboratory according to the milling equipmentmanufacturer’s instructions. Availability may differ from country to country.Milling systemUse any milling system that has the ability to mill the precise geometry of the Variobase prosthetic components. Precisemilling of the geometry requires drills of 1 mm in diameter or smaller.7490.062.indd 722/12/2017 13:53
1.3.1.3 Straumann Scan & ShapeStraumann CARES Scan & Shape is an online ordering platformthat delivers peace of mind. It offers a new comprehensive level ofon-demand CADCAM design services, including Variobase options,with no investment in equipment, technology or training. Whetheryou are new to digital workflows or already at the expert level: wecan meet your needs and provide you with the high quality andprecision Straumann is renowned for.Note: CARES Scan & Shape may not be available in your country.Please contact your country sales representative for details.1.3.1.4 Chair-side implant-borne restoration with third-party CADCAM SystemsVariobase C is specifically designed to meet the needs of third-party CADCAM requirements. Variobase C is compatiblewith the components used in the Sirona CEREC or in-Lab CADCAM workflow.Note:ѹѹ Variobase C may not be available in your country. Please contactyour Straumann country sales representative for details.ѹѹ Variobase C may not be available in the Sirona CEREC or in-Labsoftware. Please contact your dealer for availability and eligiblesoftware.ѹѹ Follow the instructions for use of the CADCAM system manufacturer.1.3.2 Conventionally produced restorationsFor pressing or casting techniques, Burn-out Copings are available for certain Variobase prosthetic components for easyand accurate wax-up of the prosthetic restoration.The Burn-out Copings match the dimensions of the Variobase prosthetic components, producing an inner geometry of the prostheticrestoration with the best possible fit.8490.062.indd 822/12/2017 13:53
1.4 Soft Tissue Management and gingiva height selectionThe Straumann Bone Level and Bone Level Tapered implants put a strong emphasis on esthetic considerations. They offertailor-made solutions that allow for natural soft tissue shaping and maintenance for their indications. A wide-ranging portfolio of healing and temporary abutments is available.The Bone Level Variobase for Crown is available in 3 gingiva heights and exactly matches with the shape of the conicalStraumann healing abutments.Select the appropriate Bone Level Variobase for Crown and the corresponding healing abutment based on your case planning. The additional gingiva heights are available for 3.5 mm and 5.5 mm abutment heights.Please see the product reference list for detailed information on the available portfolio. For further information on soft tissueconditioning with Straumann Bone Level please refer to brochure 152.533/en.PlatformAbutment Height3.5 mmAbutment Height5.5 mmVariobase for CrownHealing abutmentsGingivaheightSC1 mm2 mm024.0007S024.0008S022.0038022.0039NC3 mm024.0009S024.0010S022.0040RC1 mm2 mm3 mm1 mm2 mm3 09-9490.062.indd 922/12/2017 13:53
2. Lab procedure for Straumann Variobase 2.1 PreparationPrerequisitesThe tooth shade has been identified and noted (using color chart or digital measuring device). Both
2.ab procedure for Straumann Variobase L 10. 2.1eparation Pr 10 2.2esign and fabrication of the prosthetic restoration - Digital Workflow D 10 2.3esign and fabrication of the prosthetic restoration - Conventional Workflow D 13 2.4 Bonding 23. 3ental procedure D 29. 3.1hair-side implant-borne crown on Straumann Variobase C C 29
