Know Your Components
A comprehensive guide to dental implant prosthetic components.
Cover Screw
Overview
A flat-headed screw placed on the implant fixture immediately after placement to protect the internal connection during the submerged healing phase.
Compatible With
- All standard internal hex implant systems
- Available for most major implant platforms (Adin, Dentium, MIS, etc.)
Clinical Indications
- Two-stage submerged implant protocol
- Cases requiring extended osseointegration
- Soft tissue closure over the implant platform
Types / Sizes Available
- Standard flat-head cover screw
- Diameters: 3.5mm, 4.0mm, 4.5mm, 5.0mm
- Titanium and PEEK options
💡 Clinical Tip: Always confirm full seating before suturing. Check for tissue overgrowth at second-stage surgery before removal.
Healing Abutment
Overview
A temporary abutment placed after implant integration to shape and condition the surrounding soft tissue before final restoration.
Compatible With
- Internal and external hex implant systems
- Compatible with most major implant brands
Clinical Indications
- Soft tissue conditioning post-osseointegration
- Creating ideal emergence profile before final prosthesis
- One-stage and two-stage implant protocols
Types / Sizes Available
- Heights: 3mm, 4mm, 5mm, 6mm
- Various diameters to match implant platform
💡 Clinical Tip: Select height based on tissue thickness. Ensure it is slightly supra-gingival for optimal tissue shaping.
Impression Coping Open Tray
Overview
Used with an open-tray impression technique; the coping remains in the impression when the tray is removed, ensuring accurate implant position transfer.
Compatible With
- Internal hex and conical connection implants
- Requires custom or open-tray impression trays
Clinical Indications
- Single and multiple implant impressions
- Cases with divergent implants
- High-accuracy full-arch impressions
Types / Sizes Available
- Straight open-tray copings
- Standard and wide platform sizes
💡 Clinical Tip: Ensure the coping screw is accessible through the tray opening. Loosen screw before tray removal.
Impression Coping Closed Tray
Overview
Used with a closed-tray technique; the coping is removed from the mouth after the impression sets and repositioned in the impression.
Compatible With
- Internal hex implant systems
- Standard impression trays
Clinical Indications
- Single implant restorations
- Cases with limited mouth opening
- Straightforward implant positions
Types / Sizes Available
- Snap-on and screw-retained variants
- Various platform sizes
💡 Clinical Tip: Verify the coping snaps back precisely into the impression before pouring the model.
Multiunit Impression Coping
Overview
Designed for use with multiunit abutments to capture the precise position and angulation of multiple implants in a single impression.
Compatible With
- Multiunit abutment systems
- Open and closed tray techniques
Clinical Indications
- Full-arch implant restorations (All-on-4, All-on-6)
- Multiple implant impressions with multiunit abutments
Types / Sizes Available
- Open-tray and closed-tray variants
- Compatible with angled multiunit abutments
💡 Clinical Tip: Splint copings with pattern resin for full-arch cases to minimise distortion.
Impression Transfer
Overview
A dual-purpose component that functions as both an impression transfer coping and a scan body for digital workflows.
Compatible With
- Internal connection implant systems
- Compatible with major intraoral scanners
Clinical Indications
- Hybrid analogue-digital workflows
- Practices transitioning to digital impressions
Types / Sizes Available
- Universal and implant-specific designs
- Various platform connection sizes
💡 Clinical Tip: Confirm scanner library compatibility before use. Clean and dry thoroughly before scanning.
Scan Body / Abutment
Overview
A precision-milled component used in digital implant workflows; scanned intraorally or on a model to capture implant position and orientation.
Compatible With
- All major intraoral and desktop scanners
- CAD/CAM design software libraries
Clinical Indications
- Digital impression workflows
- CAD/CAM crown and bridge fabrication
Types / Sizes Available
- Intraoral and lab scan bodies
- Various implant connection sizes
💡 Clinical Tip: Always verify the scan body is fully seated before scanning. Use manufacturer-provided scanner libraries for best accuracy.
Multiunit Scan Body / Abutment
Overview
Designed for multiunit abutment systems; enables accurate digital capture of implant positions for full-arch restorations.
Compatible With
- Multiunit abutment platforms
- Major intraoral and desktop scanners
Clinical Indications
- Full-arch digital impressions (All-on-4, All-on-6)
- Digital workflow for angled implant cases
Types / Sizes Available
- Compatible with 0°, 17°, and 30° multiunit abutments
💡 Clinical Tip: Splint scan bodies with pattern resin before scanning full-arch cases to improve positional accuracy.
Lab Analog
Overview
A replica of the implant fixture used in the dental laboratory to simulate the implant position within a stone or resin model.
Compatible With
- All major implant systems
- Stone, resin, and digital models
Clinical Indications
- Fabrication of implant-supported crowns and bridges
- Custom abutment milling and casting
Types / Sizes Available
- Standard lab analogs for all connection types
- Various platform diameters
💡 Clinical Tip: Ensure the analog is fully locked into the impression coping before pouring the model to prevent rotation.
Digital Lab Analog
Overview
An analog designed for use with digitally fabricated models, compatible with milled or 3D-printed workflows.
Compatible With
- 3D-printed and milled resin models
- CAD/CAM laboratory workflows
Clinical Indications
- Digital prosthetic fabrication workflows
- High-volume laboratory production
Types / Sizes Available
- Press-fit into digital model sockets
- Available for all major implant connections
💡 Clinical Tip: Verify analog compatibility with your 3D printing resin and model socket dimensions before production.
Multiunit Lab Analog
Overview
Replicates the multiunit abutment connection in the lab model, used for fabricating implant-supported prostheses on multiunit systems.
Compatible With
- Multiunit abutment systems
- Stone and digital working models
Clinical Indications
- Full-arch prosthesis fabrication
- Bar and framework construction on multiunit systems
Types / Sizes Available
- Compatible with standard multiunit abutment connections
💡 Clinical Tip: Always confirm the multiunit analog orientation matches the clinical abutment angulation before framework fabrication.
Straight Abutment
Overview
A standard abutment with no angulation correction, used when the implant axis is aligned with the desired prosthetic axis.
Compatible With
- Internal and external hex implant connections
- Cement-retained and screw-retained restorations
Clinical Indications
- Single crown restorations on well-aligned implants
- Posterior implant restorations
Types / Sizes Available
- Straight (0° angulation)
- Various cuff heights and platform sizes
- Titanium, zirconia, and PEEK options
💡 Clinical Tip: Select cuff height based on tissue depth — the margin should sit 0.5–1mm subgingivally for optimal aesthetics.
Angled Abutment
Overview
An abutment with a built-in angle (typically 15°–30°) to compensate for implant angulation and achieve ideal prosthetic alignment.
Compatible With
- Internal connection implant systems
- Cement and screw-retained restorations
Clinical Indications
- Implants placed at an angle due to bone anatomy
- Anterior aesthetic cases requiring axis correction
Types / Sizes Available
- 15°, 20°, 25°, 30° angulations
- Titanium and zirconia options
💡 Clinical Tip: Use a diagnostic wax-up to determine the required angulation before selecting the abutment.
Aesthetic Abutment
Overview
A tooth-coloured or zirconia abutment designed for anterior restorations where gingival aesthetics and light transmission are critical.
Compatible With
- Internal connection implant systems
- All-ceramic and zirconia crown restorations
Clinical Indications
- Anterior single tooth restorations
- Cases with thin or translucent gingival tissue
Types / Sizes Available
- Zirconia and hybrid titanium-zirconia
- Straight and angled options
💡 Clinical Tip: Avoid metal abutments in thin tissue biotypes — zirconia eliminates grey show-through and enhances soft tissue colour.
Temporary Abutment
Overview
A prefabricated or customisable abutment used to support a provisional crown or bridge during the osseointegration or soft tissue maturation period.
Compatible With
- Internal connection implant systems
- Chairside and lab-fabricated provisionals
Clinical Indications
- Immediate loading protocols
- Soft tissue conditioning with provisional restorations
Types / Sizes Available
- Plastic (PEEK/nylon) and titanium options
- Straight and angled, various platform sizes
💡 Clinical Tip: Do not over-torque temporary abutment screws — hand-tight is sufficient for easy removal without damaging the implant connection.
Multiunit Abutment
Overview
A prosthetic interface component that connects to the implant fixture and supports full-arch or multi-unit prostheses, available in various angles.
Compatible With
- Bone-level implant systems
- Full-arch fixed and removable prostheses
Clinical Indications
- All-on-4 and All-on-6 full-arch restorations
- Implant-supported fixed bridges
Types / Sizes Available
- 0°, 17°, 30° angulations
- Platform heights: 1mm, 2mm, 3mm
💡 Clinical Tip: Torque multiunit abutments to manufacturer specification (typically 35 Ncm) before taking impressions or scanning.
Locator Abutment
Overview
Used in overdenture applications; the locator attachment system provides secure, low-profile retention for removable implant-supported dentures.
Compatible With
- Internal connection implant systems
- Locator-compatible overdenture housings
Clinical Indications
- Implant-retained overdentures (2–4 implants)
- Mandibular and maxillary overdenture cases
- Patients transitioning from conventional dentures
Types / Sizes Available
- Straight and angled (up to 40° combined divergence)
- Cuff heights: 1mm, 2mm, 3mm, 4mm, 5mm, 6mm
💡 Clinical Tip: Select cuff height so the locator cap sits at or just above tissue level. Replace nylon inserts regularly based on patient wear patterns.
Ti Base
Overview
A titanium base component bonded to a CAD/CAM crown or bridge, combining the strength of titanium at the implant interface with custom ceramic restorations.
Compatible With
- Internal connection implant systems
- Zirconia, PMMA, and composite CAD/CAM restorations
Clinical Indications
- Single crown and short-span bridge restorations
- Digital workflow restorations (milled/printed)
- Screw-retained implant crowns
Types / Sizes Available
- Straight Ti base (standard)
- Various platform sizes and heights
- Compatible with most CAD/CAM systems
💡 Clinical Tip: Use a dedicated bonding protocol (sandblasting + primer) when bonding zirconia to Ti base. Saliva contamination will compromise bond strength.
Co-Cr Abutment
Overview
A cobalt-chromium abutment offering excellent strength and corrosion resistance, suitable for posterior restorations and metal-ceramic crowns.
Compatible With
- Internal connection implant systems
- Metal-ceramic and PFM crown restorations
Clinical Indications
- Posterior single and multiple unit restorations
- High load-bearing implant sites
- Metal-ceramic bridge frameworks
Types / Sizes Available
- Straight and angled options
- Milled and cast Co-Cr variants
- Various platform and cuff height options
💡 Clinical Tip: Co-Cr abutments are ideal for bruxism patients due to superior strength. Pair with metal-ceramic crowns for maximum durability.
Castable Abutment
Overview
A wax or plastic pattern abutment that can be cast in metal alloys to create fully customised abutments for complex restorative cases.
Compatible With
- Internal and external hex implant systems
- Traditional casting alloys (gold, Co-Cr, etc.)
Clinical Indications
- Complex angulation corrections
- Custom emergence profile requirements
- Cases where prefabricated abutments are insufficient
Types / Sizes Available
- Wax and plastic castable patterns
- Various platform connection sizes
💡 Clinical Tip: Cast at the lowest effective temperature to minimise distortion of the implant interface. Always verify fit on the analog before delivery.
Ball Attachment
Overview
A spherical retention element on the abutment that engages with a corresponding housing in the denture base for removable overdenture retention.
Compatible With
- Internal and external hex implant systems
- Ball attachment housings and nylon inserts
Clinical Indications
- Implant-retained overdentures (2 implant mandibular cases)
- Simple, cost-effective overdenture retention
- Patients with limited dexterity
Types / Sizes Available
- Ball diameters: 1.8mm, 2.25mm, 2.5mm
- Various cuff heights, titanium standard
💡 Clinical Tip: Ball attachments allow up to 20° of divergence between implants. Beyond this, consider locator attachments for better retention and reduced stress.
Ball Attachment Analog
Overview
A laboratory replica of the ball attachment used during overdenture fabrication to ensure accurate housing placement within the prosthesis.
Compatible With
- Ball attachment systems
- Stone and resin working models
Clinical Indications
- Overdenture fabrication in the laboratory
- Housing pick-up and processing procedures
- Verification of denture fit before delivery
Types / Sizes Available
- Compatible with all standard ball attachment sizes
💡 Clinical Tip: Block out the ball analog with wax before processing to prevent acrylic lock-up. Remove block-out carefully after processing.
Angled Prosthetic Screw channel abutment
Overview
A specially designed screw with an angled access channel, allowing screw-retained restorations on angulated implants without compromising aesthetics.
Compatible With
- Internal connection implant systems with angled screw channel technology
- CAD/CAM screw-retained restorations
Clinical Indications
- Anterior screw-retained restorations on angled implants
- Cases where standard screw access would emerge through the facial surface
- Aesthetic zone implant restorations
Types / Sizes Available
- Typically available in 25° offset
- Compatible with ASC (Angled Screw Channel) technology systems
💡 Clinical Tip: Use the manufacturer's dedicated angled screwdriver. Standard drivers will not engage correctly and may damage the screw head.
Hex Hand Driver
Overview
A manual instrument used to hand-tighten implant components such as abutments and prosthetic screws with precision and control.
Compatible With
- All hex-drive implant components
- Abutments, cover screws, and prosthetic screws
Clinical Indications
- Initial hand-tightening before torque wrench application
- Component placement in areas with limited access
- Surgical and prosthetic phase use
Types / Sizes Available
- Straight and contra-angle hand drivers
- Hex sizes: 1.25mm, 2.0mm, 2.5mm
- Short and long shaft options
💡 Clinical Tip: Always hand-tighten first before applying the torque wrench. This prevents cross-threading and ensures the component is correctly seated.
Torque Ratchet
Overview
A calibrated hand instrument used to apply the exact torque value specified by the implant manufacturer when seating abutments and prosthetic screws.
Compatible With
- All major implant systems via interchangeable drivers
- Abutments, prosthetic screws, and multiunit components
Clinical Indications
- Final abutment torquing at delivery
- Prosthetic screw tightening to specification
- Any procedure requiring controlled torque application
Types / Sizes Available
- Preset torque ratchets (fixed Ncm)
- Adjustable torque ratchets (10–50 Ncm range)
- Digital torque indicators available
💡 Clinical Tip: Calibrate your torque ratchet regularly. An uncalibrated ratchet can under- or over-torque components, leading to screw loosening or fracture.