OBTURATION TECHNIQUES

LATERAL CONDENSATION / COLD GP TECHNIQUE
 Place master GP pt.
 Lateral condense with spreader
 Add on GPs
 No heating
 Commonly used on clinics
 Temp related

VERTICAL CONDENSATION / WARM GP TECHNIQUE
 Place GP – warm slightly, temp related
 Warm instrument & condense downward
 Disadv – vertical root fracture

THERMOPLASTICIZED GP TECHNIQUE
 Alpha form GP – 42 to 49 °C melting
 A gun is used
 Pallet / gun / capsule
 Temp related
 Technique – Obtura II technique
o Curved / accessory canals – indication
o Complication by doctors –voids formations
o Mistake by PG students – periapical extrusion