Prevest Crysta Luting

Crysta Luting is the Ideal radiopaque, self curing translucent, particle glass-ionomer luting material with excellent tooth adhesion, high fluoride release and flowability. It is useful for a wide range of clinical applications. Crysta luting is available in a universal light yellow shade in Powder and Liquid Kits.

INDICATION:

• Cementation of posts and screws.
• Attachment of metals orthodontics bands.
• Cementation of inlays, onlays and crowns.

CONTRAINDICATION:

• Crysta Luting should not be used if the patient is known to be allergic to any of the ingredients used.
• Do not apply the material directly onto areas near the pulp or onto the exposed pulp as irritation may occur.

• Powder: Fluoro Alumina Silicate Glass Powder
• Liquid: Polyacrylic Acid Liquid (Thin Viscosity)

Powder/Liquid ratio (0.19/0.12),

• Mixing time (min. sec) : 45-60 seconds
• setting time (min. sec) : 2min 30sec, (at 23±1°C from start of mixing)
• Final finishing commencing time (after seating the restoration) : 5 min.

Storage Conditions :

• Store at a temperature between 10°C to 24°C. Close the cap carefully after use. Keep away from moisture. Shelf life is not affected after opening if stored in a cool dry place.

Shelf Life :

• 3 Years from date of manufacturing.

• 1 X Powder Jar 15g
• 1 X Liquid Bottle 10ml
• 1 X Mixing Pad
• 1 X Spoon
• 1 x Manual.

• Prepare the tooth in the usual manner. For pulp capping, use calcium hydroxide paste. 2. Clean the prepared tooth with pumice and water. 3. Rinse thoroughly with water. Remove excess moisture by blotting with a cotton pellet or gently blowing with an oil free air. DO NOT DESICCATE. Prepared surfaces should appear moist (glistering).

B. Restoration Preparation :

• Make sure that the restoration is pretreated and handled according to the manufacturer’s instructions.

C. Powder and Liquid Dispensing :

• The standard powder to liquid ratio is 0.19/0.12 (1level scoop of powder to 2 drops of liquid.)
• For accurate dispensing of powder, lightly tap the bottle against the hand. Do not shake or invert.
• Hold the liquid bottle vertically and squeeze gently.
• Close the bottle immediately after use.

D. MIXING :

• Dispense Powder and Liquid into the pad. Using the plastic spatula add all the powder to the liquid. Mix rapidly for 45-60 seconds.

NOTE : When mixing larger amounts, divide the powder into two equal parts. Mix the first portion with all of the liquid for 15 seconds. Incorporate the remaining portion & mix the whole thoroughly for 45 seconds (Total 60 seconds).

E. APPLICATIONS : IMMEDIATELY apply (within 1 minute after dispensing) to the surfaces to be coated using a micro applicators, DO NOT AIR BLOW.

NOTE : Should the coated surfaces be contaminated with water, blood or saliva, wash and dry the surface and repeat the coating procedure.

CEMENTATION : 1) Coat the internal surface of the restoration with sufficient cement and seat immediately. The working time is 2 minutes from the start of mixing at 23±1°C (73.40±1°F). Higher temperatures shorten working time. 2) Maintain Moderate pressure. 3) Start removing excess cement when it feels rubbery. 4) Finishing can be started 4 minutes 30 seconds after seating the restoration.