SDI Riva Silver

Riva Silver is the ideal radiopaque, silver-alloy-reinforced glass ionomer S restorative material. With excellent tooth adhesion, sustained fluoride release and high compressive strength, Riva Silver is useful for a wide range of restorative applications. Shade: light grey.

INDICATIONS:

• Small class I and II restorations
• Deciduous teeth restorations
• Geriatric restorations
• Intermediate restoratives and base material for class I and II cavities using the sandwich technique
• Class V restorations in non-aesthetic situations
• Core buildups. – Temporary fillings
• Restorations where radiopacity is desirable
• Restorative in the field using the ART technique
• Temporary endodontic fillings.

CONTRAINDICATIONS:

• Pulp capping
• Product may cause skin irritations to some people. In such cases, discontinue use and seek medical attention.

Key Specifications

TECHNICAL DATA:

Compressive Strength:134 MPa
Working time: 1.5mins
Initial setting time: 3.5mins
Finishing time: 1min

STORAGE AND HANDLING 

• Do not remove Riva Silver capsules from their foil packets until ready to use
• Store at temperatures between 4°C – 20°C (39°F – 68°F) for capsules and 4°C – 30°C (39°F – 86°F) for powder/liquid kits
• Use at room temperature between 20°C and 25°C (68F° – 77°F).

PRECAUTIONS

• For professional use only.
• Keep out of reach of children
• Do not use after expiry date
• Do not mix powder or liquid with any other brand of glass ionomer products

Packaging

SDI Riva Silver Capsules:

• 50 x Riva Silver Capsules

SDI Riva Silver Powder & Liquid Kit:

• 1 x 10g (8.9mL) Riva Silver Liquid Bottle
• 1 x 32g Riva Silver Powder jar
• Accessories

Direction to Use

A. CAVITY PREPARATION:

1. Clean and isolate tooth.

Note: A conservative cavity should be prepared, employing standard techniques and instruments. Undercuts are not necessary

2. In cases where pulp protection is necessary, use a calcium hydroxide liner

B. CONDITIONING / ETCHING:

1. Apply Riva Conditioner to the prepared surfaces and leave in cavity for 10 seconds

2. Rinse thoroughly with water

3. Remove excess water. Keep moist. Avoid contamination.

IMPORTANT: Be careful not to completely dry the surface. Surface should be glistening.

CAPSULE SYSTEM

• Powder/Liquid ratio (g/g) 0.72/0.14
• Mixing time (min, sec.) 10 seconds
• Working time (min. sec.) 1?30??
• Initial setting time (min, sec) 5?00?
• Finishing time @ 37ºC from start of mixing (min, sec) 6?00?
• Minimum delivery/capsule 0.15mL
• Test conditions:temperature (23 ± 1°C), relative humidity (50 ± 10%). ISO 9917-1 (Non translucent radiopaque glass polyalkenoate cement). Minimum net contents per capsule: 0.72g powder and 0.14g (0.12mL) liquid.

1. Activate the capsule by pushing the plunger until it is flush with the body.

Important: Do not click with applicator before you mix.

2. Immediately place the capsule into the Ultramat 2 amalgamator, or any other suitable mixer, and triturate for 10 seconds

3. Immediately remove the capsule and place into the Riva applicator

4. Click the trigger of the Riva applicator until glass ionomer paste is seen through the clear nozzle

5. Fill Riva Silver into the cavity, being careful not to trap air under the restoration.

Note: At 23ºC/74ºF working time will be about 90 seconds (1?30??) from the start of mixing. In situations above this temperature, working times will shorten. Adhesion strength will decrease if material is manipulated after this time

6. Immediately apply Riva Coat to all exposed surfaces of restoration

7. Light cure for 10 seconds procedure.

8. At least 6 minutes after the start of trituration, finish the restoration using standard techniques

9. Apply another layer of Riva Coat

10. Light cure for 10 seconds

11. Instruct patient not to eat for at least one hour after

POWDER / LIQUID SYSTEM MIXING OF LIQUID AND POWDER:

Powder-liquid dosage: 1 flat scoop to 1 drop

Powder-liquid ratio: 0.300g/0.043g (7:1)

Recommended mixing time: 30 secs.

1. Gently tap Riva Silver powder bottle on the hand

2. Dispense one level measure of powder onto the mixing pad/ glass slab. Replace cap tightly

3. Dispense one drop of Riva Silver onto the mixing pad/glass slab next to the powder. Replace cap tightly

4. Divide the powder into two equal parts

5. Mix the liquid with one part of the powder for 10 seconds using a plastic spatula, then include the second part and mix for another 15 to 20 seconds.