ajuste oclusal y desgaste selectivo

8/18/2019 Ajuste Oclusal y Desgaste Selectivo

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UNIVERSIDAD CENTRAL DELECUADOR

FACULTAD DE ODONTOLOGÍA

CÁTEDRA DE OCLUSIÓN Y ATM I

INTEGRANTES:

Katherine Chango

Pamela Conteron

Pamela Juanacio

Virginia Tercero

Myriam Yumo

C!RS":Cuarto #eme#tre $%&

'"CT"R:

'r( )la*imir An*ra*e

Quito, 08 de julio del 2014

AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página 1

Ajuste Oclusal por

Desgaste Selectivo


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ÍNDICE Ajuste Oclusal ............................................................................................................6

GENERALIDADES................................................................................................6• CONCEPTO DE AJUSTE OCLUSAL:.................................................................6

• OBJETIVOS TERAPÉUTICOS:.........................................................................6

• INDICACIONES:............................................................................................. 7

• CONTRAINDICACIONES:................................................................................7

• CONSIDERACIONES:.....................................................................................8

• CLASIFICACION DEL AJUSTE OCLUSAL:.........................................................9

1. TRATAMIENTO OCLUSAL REVERSIBLE........................................................92. TRATAMIENTO OCLUSAL IRREVERSIBLE.....................................................9

Desgaste Selectivo.......................................................................................................9

• ¿QUÉ ES DESGASTE SELECTIVO?...............................................................10

• CARACTERÍSTICAS.....................................................................................11

• PRINCIPIOS QUE REGULAN UN CORRECTO DESGASTE SELECTIVO............11

• DISCREPANCIAS:.....................................................................................12

1. SUPRACONTACTO....................................................................................122. CONTACTO PREMATURO..........................................................................12

3. INTERFERENCIA OCLUSAL.......................................................................1

• CORRELACIÓN DE LAS DESARMONÍAS........................................................1

A INESTABILIDAD OCLUSAL EN CÉNTRICA................................................1

B CONTACTOS PREMATUROS UNILATERALES..........................................1!

C INTERFERENCIAS OCLUSALES DE BALANCE O CONTACTOS DE!IPERBALANCE..............................................................................................16

D INTERFERENCIAS OCLUSALES EN EL LADO DE TRABAJO......................17

E+ INTER,ERENCIAS "C-!SA-ES EN PR"T!RSIVA..................................18

• POSTERIORES.........................................................................................18

• ANTERIORES...........................................................................................18

• PREDICCIÓN DE LOS RESULTADOS DEL DESGASTE SELECTIVO:.................18

El a.u#te oclu#al /or *e#ga#te #electi0o #olamente e# a/ro/ia*o cuan*o:............18

• MATERIALES...............................................................................................19

• REGLAS DE DESGASTE:..............................................................................20



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• TÉCNICAS...................................................................................................21

%( T1cnica *e S2yler(....................................................................................21

2. T1cnica *e Jan2el#on...............................................................................21

3( T1cnica *e Stuart(.....................................................................................21

• SECUENCIA DEL DESGASTE........................................................................22

1. RELACIÓN CÉNTRICA...............................................................................2

REGLA DE LOS TRES TERCIOS.......................................................................2

1. LATERALIDAD DERECHA E IZQUIERDA Y PROTUSION ...............................27

REGLA DE BULL..............................................................................................28

2. PROTRUSIÓN ...........................................................................................29

1. MÉTODO PARA LA GUÍA CANINA:..............................................................29

2. MÉTODO PARA LA FUNCIÓN EN GRUPO:...................................................29

• EVALUACION DE LA POSICION PREPARATORIA PARA COMER...................0

• INSTRUCCIONES PARA EL PACIENTE........................................................0

• TÉCNICA COMPLETA AJUSTE OCLUSAL GNATOLOGICO DR. C!ARLES E.

STUART:......................................................................................................... 1

ANE"OS............................................................................................................... 7

AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página


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O"JETIVOS

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&ARCO TE$RICO Ajuste Oclusal

GENERA-I'A'ES

• CONCEPTO DE AJUSTE OCLUSAL:

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• CONSIDERACIONES:

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• CLASIFICACION DEL AJUSTE OCLUSAL:

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• CARACTERÍSTICAS

•

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AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página 1%


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• POSTERIORES


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• ANTERIORES

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• PREDICCIÓN DE LOS RESULTADOS DEL DESGASTE SELECTIVO:

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• REGLAS DE DESGASTE:

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SECUENCIA DEL DESGASTEL$ ,#*' R/++

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AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página 2%

Fig.1. Secuencia de de!de e a"u!#e $cu!a en a %eaci&n c'n#%ica. A( En a RC una )e%#ien#e *e!ia de dien#e*a+ia% c$n#ac#a c$n una )e%#ien#e di!#a de dien#e *andi,ua% B. Se $cai-a e c$n#ac#$ *! /%&+i*$ a a /un#a de a c0!/ide *andi,ua%. Se ei*ina e!#a )e%#ien#e( de"and$ ue !$$ a /un#a de a c0!/ide e!#a,e-cac$n#ac#$ C. Du%an#e e !iguien#e cie%%e( e!#a /un#a de c0!/ide *andi,ua% c$n#ac#a c$n a )e%#ien#e *e!ia de unac0!/ide *a+ia%. D. Se *$di2ica a 2$%*a de e!#a )e%#ien#e c$n)i%#i'nd$a en una !u/e%2icie /ana a"u!#a%a3uecand$ E en e !iguien#e cie%%e( a /un#a de a c0!/ide *andi,ua% c$n#ac#a c$n a !u/e%2icie /ana *a+ia%(!e 3an acan-ad$ $! $,"e#i)$! de #%a#a*ien#$ /a%a e!#e /a% de c$n#ac#$!

Fig. 4. Secuencia de a"u!#e $cu!a en a RC 5)i!#a *e!ia6.A En a RC una )e%#ien#e in#e%na de dien#e *a+ia% c$n#ac#ac$n una )e%#ien#e in#e%na de dien#e *andi,ua% B Se $cai-a e %ea de c$n#ac#$ *! /%&+i*a a a /un#a en a c0!/idec'n#%ica *andi,ua%. Se ei*ina e!#a )e%#ien#e( de"and$ !$ e c$n#ac#$ de a /un#a de a c0!/ide . C Du%an#e e !iguien#ecie%%e e!#a /un#a *andi,ua% c$n#ac#a c$n a a )e%#ien#e in#e%na de a c0!/ide c'n#%ica *a+ia%. D !e *$di2ica a 2$%*a dee!#a )e%#ien#e c$n)i%#i'nd$a en una !u/e%2icie /ana 5a"u!#a% a3uecand$6.E en e !iguien#e cie%%e( a /un#a de a c0!/ide*andi,ua% c$n#ac#a c$n a !u/e%2icie /ana *a+ia%( !e 3a acan-ad$( en#$nce!( $! $,"e#i)$! de #%a#a*ien#$ /a%a e!#e /a%


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Fig. 7. A. En a RC !e /%$duce un c$n#ac#$ en a )e%#ien#e in#e%na 8 a un#a de a c0!/ide de !egund$ /%e*$a% *a+ia% 52ec3a6. B Se *$di2ica e %ea de c$n#ac#$ de *ane%a ue en e !iguien#e cie%%e !$$ c$n#ac#e a /un#a de a c0!/ide

Fig9. A En a RC !e /%$duce un c$n#ac#$ en a )e%#ien#e in#e%na ce%da de a 2$!a cen#%a de e!#e /%i*e% *$a% *a+ia% 52ec3a neg%a6.B Se *$di2ica a 2$%*a de %ea de c$n#ac#$ 8 !e c$n)ie%#e en una !u/e%2icie ana *edian#e a ei*inaci&nde a )e%#ien#e 5a"u!#a% a3uecand$6.Cuand$ !e a#e%a e!#e c$n#ac#$( e a"u!#e /e%*i#e ue a c0!/ide de *$a% *andi,ua% e*/iece a c$n#ac#a% c$n e %e,$%de *a%gina de !egund$ /%e*$a% 52ec3a %$"a6


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AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página !6

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Po#ici6n *e lo# contacto# oclu#ale#

S* (*$%&'$ -#$ *+,&7$0&9# * %/+ 0/#,$0,/+ *#,(* %$+ 0+&*+ * $/)/ 7$&%$( ) %$+ 5/+$+* (*0*0&9# $#,$/#&+,$+. S* $%&0$ %$ (*%$ * c%/+ ,*(0&/+d 2 5&-($ 13:

e S& %/+ 0/#,$0,/+ /0%-+$%*+ +* (/-0*# *# *% ,*(0&/ ,*(#/ +/# /+&8%*+ %$+0/((*00&/#*+ /0%-+$%*+.

e E# *% ,*(0&/ 7*&/ %$+ 0/((*00&/#*+ +/# 0/7%&0$$+. e E# *% ,*(0&/ *,*(#/ +* (*4*%$# &7/+&8%*+. S* (*0/7&*#$ *% (*7/#,$* * %/+

&*#,*+.

E# %$ (60,&0$ *% material reFueri*o *+ +*#0&%%/ :

e I#+,(-7*#,$% (/,$,/(&/ 7/#,$/ +/8(* ,-(8$: -#,$+ &$7$#,$$+ -#,$+ 4*(*+&*($ * A($#+$+.

e F(*+$+ * 0$-0;/ $($ *% -%&/ * %$ 0*(67&0$. e F(*+$+ $$,$$+ $% -%&/ * %$ (*+$. e M$(0$/(*+: $*% * $(,&0-%$( 5/ * 3 / 0/%/(*+ 0/&/ 0/# '$+ * M&%%*(

5&-($ 1.

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C/# *% 5 * /8,*#*( -#$ /0%-+&9# 8&%$,*($% *=-&%&8($$ 9,&7$ %$+ 0/((*00&/#*+ /0%-+$%*+ *#(*%$0&9# 0


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2. C/((*00&9# * %/+ 0/#,$0,/+ *05&0/ +* *5* $+>:

b E# %$ /0%-+&9# *+,6,&0$:

e U#$ $8*(,-($ $#,*(&/( * 1 77 $(/&7$$7*#,*.

e U#$ (*%$0&9# 0+&*(*8/(* *# *% #&4*% (*7/%$( ) 0+&*5/+$ *# *% #&4*% 7/%$( =-*$($#,&'$ -#$ *+,$8&%&'$0&9# * %$ /0%-+&9# *# %$ DVO *+,$8%*0&$.

b E# /0%-+&9# C&0$:

e P(/,(-+&9#: %/+ &*#,*+ $#,*(&/(*+ *#,($# *# 0/#,$0,/ $+/0&$/+ $ 0/#,$0,/+ /+,*(&/(*+*=-&%&8($#,*+ ,(>/* * D*4 / 0/#,$0,/+ *#*($%&'$/+.

e L$,*($%&$*+: + (/,*00&9# 0$#$. L$ -#,$ 0$#$ 7$#&8-%$( +* *+%&'$ *# %$ $8*(,-($+&,-$$ *#,(* *% &+&4/ %$,*($% ) *% 0$#/ 7$&%$(.

E# *% %$/ * ,($8$/ +* *+,$8%*0*# 0/#,$0,/+ *#,(* %$+ 0+&*+ 7$&%$(*+ ) 7$#&8-%$( 4*+,&8-%$(*+. E# *% %$/ * #/ ,($8$/ 76+ 0/#/0&/ 0/7/ * 8$%$#0* )$ =-* ,$78&:

b R// $($ %/+ 0/#,$0,/+ *# ORC /0%-+&9# * (*%$0&9# 0


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0/#,$0,/+ /0%-+$%*+ +* 7$(0$# 0/# %$ $)-$ *% 7$(0$/( (//. A #&4*% * %/+ &*#,*+/+,*(&/(*+ %/+ 0/#,$0,/+ +* *8*# (*$(,&( -#&5/(7*7*#,* *# ,//+ %/+ (*7/%$(*+0+&*(*8/(* ) %/+ 7/($%*+ 0+&*5/+$. E% /8*,&4/ *+ *+,$8&%&'$( %$ /0%-+&9# *# %$&7*#+&9# 4*(,&0$% *5&$ /( %$ ->$ &+&4$ 5&-($+ 10 ) 1. P$($ +- 0/#+*0-0&9# %$+0/((*00&/#*+ -**#:

e D*+%$'$( %$+ -#,$+ 0-+&$%*+ $($ ;$0*(%$+ 0/&&( 0/# %$+ 5/+$+ / %/+ (*8/(*+$#,$/#&+,$+.

e P(/5-#&'$( *0%-+&4$7*#,* %$ '/#$ * (*0*0&9# $#,$/#&+,$ +& %$ -#,$ 0-+&$% )$ *+,68&*# +&,-$$.

E# *% #&4*% * %/+ &*#,*+ $#,*(&/(*+ *# OIM /0%-+&9# ,*(7$&%$( #/ *8* *&+,&( ##0/#,$0,/ *#,(* *% 8%/=-* &+&4/0$#/ ) %$ 0$($ $%$,$ * %/+ &*#,*+ $#,$/#&+,$+.

E# +*-#/ %-$( %/+ 0/#,$0,/+ *0$ &+&4$ +/8(* %$ 7*+$ &+&4$:

e E# *% #&4*% /+,*(&/( %$+ 0/((*00&/#*+ +* %%*4$# $ 0$8/ +/8(* %$+ 4*(,&*#,*+ 0-+>*$+&+,$%*+ 7$&%$(*+ ) 7*+&$%*+ 7$#&8-%$(*+ (*5*(*#,*7*#,* $ **#+$+ * %$+ 0+&*+

+*0-#$(&$+ 4*+,&8-%$(*+ 7$&%$(*+ %-$%*+ 7$#&8-%$(*+ 5&-($+ 10 ) 1. e S& %/+ 8/(*+ %&8(*+ *+,6# *# 0/#,$0,/ 0/#:

b L/+ &*#,*+ /+,*(&/(*+: #&0$7*#,* 0/((*00&9# * %$ 0$($ $%$,$ * %/+ &*#,*+$#,*(/+-*(&/(*+.

b N# 0/#,$0,/ /+,*(&/(: 0/((*00&9# * %/+ 8/(*+ %&8(*+ 7$#&8-%$(*+ / 7$&%$(*+.

3. A-+,* * %$,*($%&$ 5&-($+ 1$ ) 18

AJUSTE OCLUSAL POR DESGASTE SELECTIVO Página %9


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,/,$% * 0$%&$ $($ 7*/($( *% 0/#5/(, *% $0&*#,* ) /8,*#*( -# (*+-%,$/ -($*(/. L$0/#,-&$ *% *=-&%&8(&/ /8,*#&/ (*=-&*(* -# 7$#,*#&7&*#,/ $#-$%. L/+ $-+,*+ /0%-+$%*+*8*# (*$%&'$(+* *(&9&0$7*#,* $(/&7$$7*#,* 0$$ /+ / ,(*+ $/+ $ 4*0*+*+-

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