Pit and Fissure Sealants in the Prevention of Dental Caries in ...

––– Sealants: Prevention of Caries –––
Citation: Gungor HC, Altay N, Alpar R. Clinical evaluation of a polyacid-modified resin composite-based fissure
sealant: two-year results. Oper Dent 2004; 29(3):254–60.
Material: Dyract Seal (Dentsply DeTrey, Konstanz, Germany) or Delton FS+ (Dentsply International York, Pa.)
Selection of Teeth and Tooth Type or Morphology: Fully erupted caries-free permanent first molars
Technique:
1. Clean teeth with a bristle brush rotating on a low-speed handpiece with irrigation.
2. Isolate tooth with cotton rolls.
3. Perform enameloplasty using tapered diamond bur with a very fine tip in a high-speed instrument.
4. Place the material as described below.
5. Perform retention and coverage check.
6. Perform occlusion check.
Dyract Seal:
1. Conditioning: apply Non-Rinse Conditioner (Dentsply DeTrey) to the occlusal surface and leave undisturbed for
20 seconds.
2. Gently air-dry with no rinse.
3. Apply Prime & Bond NT (Dentsply DeTrey) with a disposable brush for 20 seconds.
4. Gently air-dry for 5 seconds.
5. Place Dyract Seal and light-cure for 40 seconds.
Delton FS+
1. Etch with 34% phosphoric acid gel for 30 seconds.
2. Rinse for 15 seconds and air-dry.
3. Place Delton FS+ and light-cure for 40 seconds (use an extra 40 seconds for palatal surface of maxillary molars).
Citation: Grande RH, de Lima AC, Rodrigues Filho LE, Witzel MF. Clinical evaluation of an adhesive used as a fissure
sealant. Am J Dent 2000; 13(4):167–70.
Material: OptiBond, a dual-cure glass-filled adhesive, and Delton, a self-cured sealant
Selection of Teeth and Tooth Type or Morphology: Caries-free permanent premolars and molars
Technique:
1. Clean teeth with pumice and bristle-brush in the slow-speed handpiece.
2. Isolate tooth with cotton rolls.
3. Using a small cotton pellet, rub 37% phosphoric acid solution for 30 seconds, extending up to the cuspal planes.
4. Rinse and dry with compressed air.
5. Apply sealant with the aid of a dental student (Delton has its own dispenser)
6. After 1 minute, perform retention test by applying dislodgement forces with an explorer.
Before placement of OptiBond:
1. Apply primer with a microbrush for 30 seconds, then light-cure for 20 seconds.
2. Apply adhesive (3A plus 3B) on the surface using a small dentin curette, then a 15-second delay, then light-cure for
60 seconds.
JCDA • www.cda-adc.ca/jcda • March 2008, Vol. 74, No. 2 • App_183xxix