RelyX Ultimate is a dual-cure adhesive resin cement offering exceptional bond strength and versatility for various restorative applications, designed to simplify the cementation process effectively.
Overview of RelyX Ultimate
RelyX Ultimate is a dual-cure adhesive resin cement designed for permanent bonding of various dental restorations, including crowns, bridges, inlays, and onlays. It combines high bond strength with ease of use, making it ideal for both glass ceramic and zirconia restorations. The cement is part of 3M’s innovative dental solutions, offering a simplified process for clinicians. Its unique formula ensures durability and color stability, while the Clicker dispensing system enhances precision and efficiency. RelyX Ultimate is compatible with Scotchbond Universal Adhesive, providing a reliable and long-lasting bond for diverse clinical needs.
Key Features and Benefits
RelyX Ultimate offers dual-cure technology for optimal bonding and durability. Its bi-functional methacrylate resin ensures strong adhesion to both tooth and restoration materials. The cement contains 43% inorganic fillers by volume, enhancing strength and wear resistance. With a grain size of 13 µm, it ensures smooth handling and precise application. The 1:1 mixing ratio simplifies use, reducing technique sensitivity. Combined with Scotchbond Universal Adhesive, it provides excellent bond strength and color stability, making it suitable for glass ceramics, zirconia, and metal restorations. Its versatility and efficiency make it a preferred choice for complex dental procedures.
Pre-Treatment Process
The process involves preparing both the tooth and restoration. Clean the tooth, optionally etch, and handle restorations based on material type, ensuring proper surface preparation for bonding.
Tooth Preparation
Tooth Preparation
Tooth preparation involves cleaning the tooth surface thoroughly. Lightly etch the enamel and dentin using a suitable etchant to create microretention. Rinse meticulously and air-dry to ensure a contamination-free surface. Apply Scotchbond Universal Adhesive as per instructions, gently air-thinning it to ensure proper solvent evaporation. This step is critical for achieving a strong, durable bond between the tooth and restoration. Avoid contamination during preparation to maintain optimal bonding conditions. Proper tooth preparation ensures the adhesive resin cement adheres effectively, supporting long-term restorative success.
Restoration Preparation
Restoration preparation begins with thoroughly cleaning the surface using isopropyl alcohol to removes contaminants. For ceramic or composite restorations, lightly abrade the surface with airborne-particle abrasion to enhance retention. Ensure the restoration is dry and free of debris. For specific materials like metal or zirconia, additional surface treatments may be required. Proper preparation ensures optimal bonding between the restoration and cement. Follow manufacturer guidelines for material-specific treatments to achieve the best results. A clean, prepared surface is essential for the adhesive resin cement to bond effectively, ensuring long-term durability and success of the restoration.
Application Process
RelyX Ultimate is applied using a dual-cure system, ensuring strong bonding. Begin by priming the tooth with Scotchbond Universal Adhesive, then mix the cement as directed. Apply a thin layer to the restoration, seat it gently, and ensure proper alignment. Use the Clicker dispenser for precise application, minimizing waste and ensuring efficiency in the clinical workflow.
Applying the Adhesive
Apply a thin, even layer of Scotchbond Universal Adhesive to the prepared tooth surface, ensuring complete coverage. Gently air-thin the adhesive with oil-free air for 5 seconds to evaporate solvents. For dual-cure applications, allow the adhesive to cure with a dental light or self-cure, depending on the clinical situation. This step ensures a strong, durable bond between the tooth and restoration, optimizing the performance of RelyX Ultimate Adhesive Resin Cement. Proper application is critical for achieving long-term success and stability of the restoration.
Mixing the Cement
Mix equal parts of base and catalyst from the RelyX Ultimate Clicker dispenser. Dispense one click from each, ensuring a 1:1 ratio. Mix thoroughly for 10-15 seconds until uniform. Use immediately after mixing to prevent premature setting. The cement transitions from pink to blue or green upon mixing, indicating readiness. Proper mixing ensures optimal mechanical and adhesive properties. Avoid over-mixing, as it may introduce air bubbles. Use the mixed cement within 1-2 minutes for best results. This step is critical for achieving the desired consistency and performance of the cement. Follow instructions carefully for reliable outcomes. Mixing accuracy is key to success.
Curing the Cement
RelyX Ultimate offers both light curing and self-curing options, ensuring flexibility and reliability. Light curing accelerates the process, while self-curing provides convenience for indirect restorations.
Light Curing Techniques
Light curing is a key step in achieving optimal results with RelyX Ultimate. Use a light with a wavelength of 450-495 nm for 20 seconds per surface. Ensure the light is held 10-15 mm away from the restoration to prevent overheating. Gently thin the adhesive with oil-free air before curing to remove excess. Avoid movement during curing to ensure proper polymerization. This method is ideal for final cementation, providing rapid setting and high bond strength. Always follow the manufacturer’s guidelines for light curing parameters to achieve the best outcomes.
Self-Curing Methods
RelyX Ultimate can also be self-cured, relying on a chemical reaction to initiate polymerization. This method is ideal for restorations in areas with limited light access. Ensure the correct ratio of base and catalyst is mixed thoroughly to activate the self-curing process. The cement will set without light exposure, providing a reliable bond. Self-curing is particularly useful for posterior restorations or when combining with dual-cure techniques. Follow the mixing instructions precisely to achieve optimal results and prevent incomplete curing. This method ensures consistent setting and long-term durability of the restoration.
Post-Cementation Care
After cementation, avoid heavy biting or chewing for 24 hours. Gently clean the area with water and soft brushes. Monitor occlusion and polish excess cement as needed.
Immediate Post-Procedure Care
After cementation, patients should avoid chewing or biting forcefully for at least 24 hours to ensure proper setting. Gently rinse the mouth with water to remove excess cement particles. Use a soft toothbrush to clean the area without scrubbing too hard. Dentists should check the occlusion to avoid uneven pressure. Any excess cement around the margins should be polished smoothly to prevent irritation. Patients should be advised to return for a follow-up to assess the restoration’s integration and overall oral health. Proper care ensures longevity and comfort of the restoration.
Long-Term Maintenance Tips
Regular dental check-ups are crucial to monitor the restoration’s condition and ensure long-term success. Patients should maintain good oral hygiene, including brushing with fluoride toothpaste and using interdental brushes. Avoiding habits like teeth grinding or using teeth as tools can prevent chipping. A night guard may be recommended for bruxism patients. Dietary advice includes avoiding hard or sticky foods to minimize wear. Professional cleanings should be scheduled periodically to remove plaque and tartar, ensuring the restoration remains stable and aesthetically pleasing. Proper care extends the durability and functionality of the restoration, preserving both oral health and the patient’s investment.
Indications and Contraindications
RelyX Ultimate is indicated for cementing crowns, bridges, inlays, onlays, and restorations on implants. It is contraindicated for temporary restorations or when adequate tooth preparation is not possible.
Approved Uses for RelyX Ultimate
RelyX Ultimate is approved for cementing crowns, bridges, inlays, onlays, and restorations on implants. It is suitable for bonding with glass ceramics, oxide ceramics, metals, and composite materials. The cement is ideal for CAD/CAM restorations and glass ceramic applications, offering reliable results. It is also indicated for use with zirconia restorations and fiber post cementation in endodontic treatments. Additionally, RelyX Ultimate can be used for Maryland bridges and other fixed partial dentures. Its versatility makes it a preferred choice for various dental restorative procedures.
When Not to Use RelyX Ultimate
RelyX Ultimate is not recommended for temporary restorations or in cases where inadequate bonding surfaces exist. Avoid using it with non-compliant materials or in high-stress areas without proper support. It is contraindicated for patients with allergies to methacrylates or components of the cement. Additionally, RelyX Ultimate should not be used for restorations requiring immediate loading or in cases of insufficient preparation. Ensure proper surface treatment and compatibility to avoid suboptimal results. Always follow instructions for safe and effective application.
Clinical Evidence and Results
RelyX Ultimate demonstrates high bond strength and durability in clinical studies, ensuring long-lasting restorations with excellent performance over time.
Bond Strength Studies
Studies demonstrate RelyX Ultimate’s exceptional bond strength across various materials. Research, such as Wiedig et al. at IADR CED 2011, highlights its durability after 5,000 thermocycles. The cement exhibits high performance on glass ceramics, zirconia, and metals, with a mixing ratio of 1:1 and 43% inorganic fillers by volume. Its bi-functional methacrylates enhance adhesion, ensuring long-term stability. Clinical data show consistent results, making it a reliable choice for demanding restorations, outperforming many competitors in bond strength retention over time. These studies underscore its effectiveness in both immediate and long-term dental applications.
Durability and Longevity Data
RelyX Ultimate demonstrates exceptional durability and longevity in clinical applications. Its bi-functional methacrylate composition and 43% inorganic filler content by volume ensure high resistance to wear and degradation. The cement’s dual-cure mechanism enhances its stability over time, even in challenging oral environments. Studies, including those involving 5,000 thermocycles, show minimal degradation, confirming its robust performance. The D90 grain size of 13 µm further contributes to its durability, making it a reliable choice for long-term restorative success. These properties ensure RelyX Ultimate maintains its integrity and bond strength over extended periods, supporting successful clinical outcomes.
Troubleshooting Common Issues
Common issues with RelyX Ultimate include incomplete curing and excess cement. Ensure proper mixing, light curing, and follow instructions to minimize these challenges effectively.
Addressing Incomplete Curing
Incomplete curing of RelyX Ultimate can occur due to insufficient light exposure or improper mixing. Ensure the cement is mixed thoroughly and cured with a high-intensity light source for the recommended duration. If incomplete curing is detected, re-cure the area following the manufacturer’s instructions. For severe cases, remove the uncured cement and restart the process to achieve optimal results and ensure a proper bond.
Dealing with Excess Cement
Excess RelyX Ultimate cement should be removed immediately to prevent interference with the restoration’s fit or aesthetics. Use a suitable instrument, such as a brush or explorer, to gently remove excess material before curing. After curing, any residual cement can be polished using burs or polishing wheels. Proper handling and application techniques, such as thinning the adhesive with oil-free air, can help minimize excess cement. Always follow the manufacturer’s instructions for optimal results and to ensure the longevity of the restoration.
RelyX Ultimate Adhesive Resin Cement is a reliable choice for dental professionals, offering exceptional bond strength and versatility across various restorations. Its dual-cure technology ensures durable results, while its simplified process enhances efficiency. Proper handling and adherence to instructions are key to achieving optimal outcomes. This innovative cement is ideal for crowns, bridges, and inlays, providing long-term stability and aesthetics. By following the guidelines and utilizing its features effectively, RelyX Ultimate delivers consistent and superior results in modern dental practices.