kuliah tooth contact and contour

8/18/2019 Kuliah Tooth Contact and Contour

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Tooth Contact and

Contour drg. Juwita Raditya NingsihUMS 2014


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What is Contact?

• Area kontak proksimal merua!anisti"ah yang diguna!an untu!menggam#ar!an !ontur di #agianro!sima" gigi #ai! itu ermu!anmesia" mauun dista" gigi yangmenyentuh gigi tetangganya ada

sisi rahang yang sama.


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$em#entu!an area !onta!

• %eti!a gigi erusi hanya #eruacontact point

•

Seiring dengan adanya !eausan dangera!an &sio"ogis gigi'gigi ma!a#eru#ah men(adi contact area


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)unction interro*ima" contactarea

• Untu! memertahan!an !esta#i"an"eng!ung gigi

•

Untu! mencegah food impaction diarea interdenta"


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+entu! !onta! area

• ,iengaruhi o"eh #entu! gigi

– S-uare teeth

– aering teeth

– /oid teeth


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Contour )asia" dan ingua"

• ,i arah erti!a" semua mah!ota gigimemi"i!i !uratur #er#entu! !one!scem#ung3 dari arah o!"usa"'garis

seri!a" cervical ridge3

• %ontur ermu!aan 5asia" dan "ingua"me"indungi margin gingia dari e5e!

trauma masti!asi


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6nterro*ima" sace

• Ce"ah #er#entu! triangu"ar di #awah!onta! area secara norma" ditematio"eh (aringan gingia

• ,asar dari segitiga terse#ut ada"ahrocesus a"eo"aris7 di !edua sisinyadi#atasi o"eh ermu!aan gigi yang

#er!onta! dan unca! dari segitigaterse#ut ada"ah !onta! area8oint


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9m#rasures

• %eti!a gigi #er!onta! interro!sima"7area yang me"uas dari !onta! areadise#ut dengan em#rasure

• Setia interdenta" sace memi"i!i 4em#rasure

– 9m#rasure 5asia"

– 9m#rasure "ingua"8a"ata" – 9m#rasur cerica"8gingia"

– 9m#rasur occ"usa"8 incisa"


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9m#rasure memi"i!i 2 5ungsi

• Se#agai (a"an !e"uar ma!ananse"ama roses masti!asi

• Mencegah ma!anan terdorongme"ewati !onta! area

• )ungsi 9stetis


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Norma" 9m#rasure andcontact


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e#ih "e#ar yang mana?


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e#ih an(ang yang mana?


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:ui;

1.


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What do you thin!


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C/SM96C C/N/UR6N=

• Cosmetic contouring is the reshaing o5the natura" teeth 5or esthetic uroses

• it ino"es shaing the mesia"7 dista"7

"a#ia"7 and "ingua" sur5aces as we"".• 6t is necessary to hae a good concet o5

the origina" tooth anatomy and how thatstructure can #e recared into the teeth.


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INDICATIONS

• Alterations of Tooth Structure

• Correction of DevelopmentalAbnormalities

• Substitute for Crowning

• Minor Orthodontic roblems

• !emoval of Stains and Other

Discolorations• eriodontal roblems


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Recontouring a#norma"ity o5 teethdee"oment


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CONT!AINDICATIONS

• "#persensitive Teeth

• $arge ulp Canals

• Thin %namel

• Deepl# igmented Stains• Occlusal Interferences

• eriodontal Involvement

•

Susceptibilit# to Caries• Negative s#chological !eactions

• $arge Anterior !estorations

• %&tensive Anterior Crowding

• or Occlusal Disharmon#


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+e5ore After


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Before After


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$usta!a

•


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han!s 5or the attention

kuliah tooth contact and contour

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