preparaciÓn biomecanica en endodoncia
DESCRIPTION
TÉCNICAS DE INSTRUMENTACIÓN EN ENDODONCIATRANSCRIPT
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C.D PAULO CESAR RAMOS NUÑEZ.
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OBJETIVOS DE LA PBM
ELIMINAR MATERIAL ORGÁNICO ELIMINAR MOOS DISEÑAR Y PREPARAR LA FORMA CAVITARIA
QUE PERMITA OBTURACIÓN ESTABLECER FORMA CÓNICA MANTENER CONDUCTO EN SITUACIÓN
ESPACIAL ORIGINAL MANTENER EL FORAMEN EN POSICIÓN
ESPACIAL ORIGINAL MANTENER CDC TAN PEQUEÑO COMO SEA
POSIBLE
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1917seg.mpg
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Mov03609.mpgMov03609.mpg
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TECNICAS DE INSTRUMENTACIÓN:RETROCESO (telescópica, step back o paso atrás) APICOCORONAL1 FASE CDC2 FASE STEP BACK3 1/3 MEDIO CERVICAL
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Step Back o paso atrás
Instrumentación a CDC.
Limas K 10, 15, 20, 25, 30, 35, 40
1. LIMA No. 25
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RETROCESO.
5. RETROCESO.
No olvidar recapitular e irrigar entre lima y lima.
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APERTURA TERCIO MEDIO Y CERVICAL.
2. GATES GLIDDEN No. 2
3. GATES GLIDDEN No. 3
4. GATES GLIDDEN No. 4
70
90
110
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ALISADO DE PAREDES.
6. Alisado de las paredes con lima hedstrôem número inmediato anterior a CDC.
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Step Back o paso atrás
Instrumentación a CDC.
Limas K 10, 15, 20, 25
1. LIMA No. 25
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APERTURA TERCIO MEDIO Y CERVICAL.
2. GATES GLIDDEN No. 2
3. GATES GLIDDEN No. 3
4. GATES GLIDDEN No. 4
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RETROCESO.
5. RETROCESO.
No olvidar recapitular e irrigar entre lima y lima.
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ALISADO DE PAREDES.
6. Alisado de las paredes con lima hedstrôem número inmediato anterior a CDC.
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PREPARACIÓN CORONOAPICAL (CROWN DOWN)
INDICADA1 NECROPULPECTOMÍAS2 CONDUCTOS CURVOS
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CROWN DOWN1 DE LA LONGITUD DE TTRABAJO APARENTE RESTAR 4mm (EJEMPLO 20 – 4 = 16)2 COMENZAR INSTRUMENTACIÓN CON LIMA 40 A 10 mm, LIMA 35 A 12 mm, LIMA 30 A 14mm, LIMA 25 A 16mm3 TOMAR CR 20- 3= 17, SI ES NECESARIO AUMENTAR O DISMINUIR mm4 UNA VEZ TOMADA LA LT REAL CONTINUAR CON EL PROCEDIMIENTO DE LA TÉCNICA DE RETROCESO
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Step Back o paso atrás
Instrumentación a CDC.
Limas K 10, 15, 20, 25, 30, 35, 40
1. LIMA No. 25
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RETROCESO.
5. RETROCESO.
No olvidar recapitular e irrigar entre lima y lima.
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APERTURA TERCIO MEDIO Y CERVICAL.
2. GATES GLIDDEN No. 2
3. GATES GLIDDEN No. 3
4. GATES GLIDDEN No. 4
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ALISADO DE PAREDES.
6. Alisado de las paredes con lima hedstrôem número inmediato anterior a CDC.
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BIO
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BIO
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NECRO
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NECRO
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NECRO
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BIO
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BIO
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BIO
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BIO
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NECRO
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BIO
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BIO
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NECRO
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BIO
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