World Of Dentists๐Ÿฆท๐Ÿค
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ู‚ู†ุงุฉ ู…ู‡ุชู…ู‡ ุจู†ุดุฑ ูƒู„ ู…ุงูŠุฎุต ุทุจ ุงู„ุฃุณู†ุงู†
- ูุฏูŠูˆู‡ุงุช ุชุนู„ูŠู…ูŠุฉ
- ู…ุญุงุถุฑุงุช Online
- ู…ุญุงุถุฑุงุช PDF
- ู…ุฑุงุฌุน PDF ู„ุฌู…ูŠุน ุงู„ู…ูˆุงุถูŠุน ุงู„ู…ุชุนู„ู‚ุฉ ููŠ ุทุจ ุงู„ุฃุณู†ุงู†
- ุงู‚ุชุจุงุณุงุช ู…ู† ู…ุฑุงุฌุน
- ู…ู‚ุงู„ุงุช
- ุฏุฑุงุณุงุช ูˆุจุญูˆุซุงุช
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#anterior_teeth_preparation
ุจุนุถ ุงู„ู†ู‚ุงุท ุงู„ู‡ุงู…ุฉ ูˆุงู„ุชูŠ ูŠุฌุจ ุงู„ุงู†ุชุจุงู‡ ู„ู‡ุง ุฃุซู†ุงุก ุชุญุถูŠุฑ ุงู„ุฃุณู†ุงู† ุงู„ุฃู…ุงู…ูŠุฉ
#Coronal_flaring
ูƒู„ุงู… ู…ู‡ู… ุฌุฏุง ู‡ุชู„ุงู‚ูŠู‡ ูู‰ ุตูุญุฉ ุฑู‚ู… ูขูคูฃ ู…ู† ูƒุชุงุจ Easy endodontics ๐Ÿ‘‡
ุนู„ู‰ ุงู„ุฑุบู… ุงู† ุจุนุถ ุงู„ุฏูƒุงุชุฑุฉ ู…ุด ุจูŠู‡ุชู…ูˆุง ุงูˆู‰ ุจู…ูˆุถูˆุน ุงู„ Coronal flaring ุงู„ุง ุงู†ู‡ ูŠุนุชุจุฑ ู…ู† ุงู‡ู… ุงู„ุฎุทูˆุงุช ูู‰ ุงู„ root canal preparation ๐Ÿคš
ู…ุนู†ู‰ ุงู„ Coronal flaring ุงู†ู†ุง ู†ูˆุณุน ุงู„ coronal third ู…ู† ุงู„ canal ู‚ุจู„ ู…ุง ู†ุนู…ู„ ุงู‰ ุญุงุฌู‡
ู‚ุจู„ ุญุชู‰ ู…ุง ู†ุงุฎุฏ working length ๐Ÿ˜ถ๐Ÿ‘
ุทุจ ู‡ูŠููŠุฏู†ุง ุจุงูŠู‡ ุงู„ coronal flaring ๐Ÿค”๐Ÿ‘‡
โœ… ุงูˆู„ ุญุงุฌู‡ ู‡ูŠุฎู„ูŠูƒ ุชู‚ุฏุฑ ุชูˆุตู„ ู„ู„ apical third ูˆุงู„ apical foramen ุจุณู‡ูˆู„ุฉ ูˆุจุงู„ุฐุงุช ู„ูˆ ููŠู‡ apical curvature
โœ… ุจุฑุฏูˆ ู‡ูŠู‚ู„ู„ ุงู„ stress ุนู„ู‰ ุงู„ files ุณูˆุงุก manual or rotary ูˆุจุงู„ุชุงู„ู‰ ู‡ูŠู‚ู„ู„ ูุฑุตุฉ ุญุฏูˆุซ ุงู„ preparation errors ูˆุงู„ู„ู‰ ุงู‡ู…ู‡ู… ุทุจุนุง ุงู„ file separation ูˆุงู„ ladge
โœ… ูƒู…ุงู† ู„ู…ุง ุชูˆุณุน ุงู„ coronal third ู‡ุชุณู…ุญ ู„ูƒู…ูŠุฉ ูƒุจูŠุฑุฉ ู…ู† ุงู„ irrigant ุชูˆุตู„ ู„ู„ apical & middle areas ูˆุจุงู„ุชุงู„ู‰ ู‡ูŠุญุตู„ disinfection ูƒูˆูŠุณ
โœ… ุงุฎุฑ ุญุงุฌู‡ ูˆู…ู‡ู… ุจุฑุฏูˆ ุงู†ูƒ ู„ู…ุง ุชุจุฏุง ุจุงู„ coronal flaring ุงู†ุช ูƒุฏู‡ ุจุชุฎู„ู‰ ูƒู„ ุงู„ infected pulp & debris ุงู†ู‡ุง ุชุทู„ุน coronally ุจุณู‡ูˆู„ู‡ ุจุฏู„ ู…ุง ุชุชุฑุงูƒู… ูˆุชู†ุฒู„ ู†ุงุญูŠุฉ ุงู„ apex ๐Ÿค
โค2
Note ๐Ÿ“ from "Easy Endodontics" book page No.83๐Ÿ‘‡๐Ÿ‘‡
ู…ู…ู†ูˆุน ุชู„ู…ุณ ุงู„ floor ุจุชุงุน ุงู„ access cavity ุจุงู„ end cutting bur ู„ุงู†ูƒ ู„ูˆ ุนู…ู„ุช ูƒุฏู‡ ุทุจุนุง ู‡ุชุฒูˆุฏ ูุฑุตุฉ ุงู†ูƒ ุชุนู…ู„ pulpal floor perforation ู„ูƒู† ุจุฑุฏูˆ ุญุงุฌู‡ ู…ู‡ู…ุฉ ูˆู‡ู‰ ุงู†ูƒ ู„ูˆ ู„ู…ุณุช ุงู„ pulpal floor ุจ bur ูุงู†ุช ุถูŠุนุช ุนู„ู‰ ู†ูุณูƒ ุญุงุฌุฉ ู…ู‡ู…ุฉ ุฌุฏุง ูˆู‡ูŠ ุงู† ุงู„ natural floor ุจุชุงุน ุงู„ cavity ุจูŠุจู‚ูŠ convex ูู„ู…ุง ุชูŠุฌูŠ ุชุฏุฎู„ file ููŠ ุงู„ canal orifice ู‡ูŠุฎุด ู…ุนุงูƒ ุจูƒู„ ุณู‡ูˆู„ู‡ ูˆู…ู† ุบูŠุฑ ุชุนุจ โœŒ๐Ÿ‘Œ
ู„ูƒู† ู„ูˆ ู„ู…ุณุช ุงู„ floor ุจุงู„ bur ูƒุฏู‡ ู‡ุชุญูˆู„ ุงู„ convex floor ุงู„ูŠ flat ูˆุฏู‡ ู‡ูŠุฎู„ูŠ ุตุนูˆุจู‡ ุดุฏูŠุฏุฉ ู„ู…ุง ุชูŠุฌูŠ ุชุฏุฎู„ ุงู„ูุงูŠู„ ููŠ ุงู„ู‚ู†ูˆุงุช ๐Ÿง
โค3๐Ÿ‘2๐Ÿ’ฏ1
โ— Composite coures for studentes

By : Dr.Ezzat Shouman

ุฏ.ุนุฒุช ุดูˆู…ุงู†

(ู†ุธุฑูŠ ูˆุนู…ู„ูŠ)

โ— Class I composite restoration

https://youtu.be/wUatXwPhoSY

โ— Class II composite restoration

https://youtu.be/svT3Jc02Gt8

โ— Class III composite restoration

https://youtu.be/aoAhK2V6a9k

โ— Shade selection & color analysis

https://youtu.be/81OB8T9e-9A

โ— Class IV composite restoration

https://youtu.be/27Qc6YM1ja8



ุฃู†ุถู…ูˆุง ุฅู„ูŠู†ุง ๐Ÿ’ก๐Ÿƒ :
https://t.me/DENTMAS




DR.Hesham Al-Qarmani ๐Ÿ‡พ๐Ÿ‡ช

#operative #composite
๐Ÿ‘1๐Ÿคฉ1
ุงู„ุณู„ุงู… ุนู„ูŠูƒู… ูˆุฑุญู…ุฉ ุงู„ู„ู‡ ูˆุจุฑูƒุงุชู‡ ๐ŸŒธ

ู…ูˆุถูˆุนูŠ ุงู„ูŠูˆู… ุนู„ู‰ "ferrule effect "๐Ÿง

ุนู†ุฏูŠ ุณู† badly decay ูˆู‚ุจู„ ู…ุงู†ุฎุฏู…ู„ู‡ุง ุนุตุจ ู…ู†ุดูˆู ู‡ู„ ุงู„ุณู† ู‡ุงุฏูŠ restorable ุฃูˆ ู„ุง ุŸ ู…ู† ุงู„ุญุงุฌุงุช ุงู„ู„ูŠ ู…ู†ุญุทู‡ุง ููŠ ุจุงู„ูŠ ุงู† ู‡ู„ ู†ู‚ุฏุฑ ู†ู„ุจุณู‡ุง ุจุนุฏ ุงู„RCT ุฃูˆ ู„ุง ุŸ

ูˆู…ู† ู‡ู†ูŠ ู†ุจุฏูˆ ู‚ุตุชู†ุง ุนู„ู‰ ุงู„ferrule effect

ุดู† ู…ุนู†ู‰ ferrule ูˆู…ู†ูŠู† ุฌุชู†ุง ุงู„ูƒู„ู…ุฉ ุŸ

ู‡ูŠ ูƒู„ู…ุฉ ู„ุงุชูŠู†ูŠุฉ ุจู…ุนู†ูŠ ุงุณูˆุงุฑุฉ "ุญูู„ู‚ุฉ" ู…ุนุฏู†ูŠุฉ ุฃูˆ ุญุฏูŠุฏูŠุฉ๐Ÿ˜‚
Ferrum =iron
Viriola =bracelet
ุดุจู‡ูˆ ุงู„ุฃุณูˆุงุฑุฉ ู‡ุงุฏูŠ ุจุงู„ูƒุฑุงูˆู† ู„ู…ุง ูŠู„ู ุนู„ู‰ ุงู„ุณู†

ูƒูŠู ู‡ูƒูŠ๐Ÿค” ุดู† ุฏุฎู„ ุงู„ูƒุฑุงูˆู† ู…ุด ferrule ุฒูŠ

ู…ุงู†ุนุฑููˆ ุงู†ู‡ ู‡ูŠ
"Remaining tooth structure above gingival margin"

ู‚ุงู„ูˆ ู„ุง ุฏูŠู…ุง ุงู„ู…ุตุทู„ุญ ู‡ุฐุง ูŠู†ูู‡ู… ุฎุทุฃ
"Misinterpretated"
ูˆุชุนุฑูŠูู‡ุง ู‡ูˆ :-
The actual bracing of the complete crown over the tooth structure constitute the ferrule effect .in other wordsโžก๏ธprotection of the remaining tooth structure against fracture.
Or
" a 360ยฐ of the metal (Or porcelain)collar of the crown surrounding the parallel wall of dentin (remaining tooth structure) extending coronally to shoulder of the finish line.

ุงุฐุง ู‡ูˆ ุนุจุงุฑุฉ ุนู† ูƒุฑุงูˆู† ูŠู„ู ุนู„ู‰ ุงู„ู…ุชุจู‚ูŠ ู…ู† ุงู„ุณู† ุจุดูƒู„ ูƒุงู…ู„ ุจุงุด ูŠู‚ูˆูŠ ูˆูŠุญู…ูŠ ุงู„ุณู† ู…ู† ุงู„ูƒุณุฑ .
ุทุจุนุงู‹ ู…ู†ุญูƒูˆุด ุนุงู„ูƒุฑุงูˆู† ูƒุงู…ู„ ูู‚ุท ุงู„ุฌุฒุก ุงู„ู„ูŠ ู„ุงู ุนู„ู‰ ุงู„ุณู† ๐Ÿคš

ูˆู‚ุงุนุฏุฉ ferrule effect ุชู‚ูˆู„ โฌ‡๏ธ
Embracement of the tooth by crown restoration.
ู…ุนู†ุงู‡ุง ferrule effect ู…ู†ู‚ุตุฏูˆุด ุจูŠู‡ุง ุงู„ู„ูŠ ู‚ุงุนุฏ ู…ู† ุงู„ุณู† ููˆู‚ ุงู„ู„ุซุฉ ุฃูˆ finish line ุŸ

ู„ุง ู„ุง ุงู„ู„ูŠ ู‚ุงุนุฏ ู…ู† ุงู„ุณู† ู‡ุฐุง ุดุฑุท ุจุงุด ูŠุชุญู‚ู‚ ferrule effect ใ€‹ใ€‹ู…ุด ู‡ูˆ ferrule ููŠ ุฐุงุช ู†ูุณู‡ ใ€‹ใ€‹ูˆู„ุฃู† effect ู…ูŠุชุญู‚ู‚ุด ุงู„ุง ุจูŠู‡ ู ู…ุงุดูŠุฉ ููŠู‡ ุงู„ูƒู„ู…ุฉ ๐Ÿ˜

ูˆ ู†ู‚ูˆู„ูˆ ุนู„ู‰ ุงู„ุฌุฒุก ุงู„ู…ุชุจู‚ูŠ ู…ู† ุงู„ุณู† ู‡ูˆ
"Ferrule tooth structure not ferrule effect"

ใ€‹ใ€‹ุจุงู‡ูŠ ู„ูŠุด ู…ู‡ู…ุฉ ุนู†ุฏูŠ ferrule ุŸ

#:ุญุงุฌุฉ ู…ู‡ู…ุฉ ุฌุฏุง ุชุญุฏุฏู„ูŠ ู†ุฌุงุญ ุฃูˆ ูุดู„ artificial
crown

ู„ุงู† ู„ูˆ ู…ุนู†ุฏูŠุด tooth structure ู…ุด ุญูŠู„ู ุงู„ูƒุฑุงูˆู† ุนู„ู‰ natural tooth ูˆู‡ู†ูŠ ุงู„ stress ูƒู„ู‡ ู…ุฑุชูƒุฒ ุนู„ูŠ ุฌู‡ุฉ ุงู„ cervical ุงู„ู„ูŠ ุจูŠุณุจุจ stress ู‡ู„ุจุง ุนู„ู‰ post and core ูˆูŠุคุฏูŠ ุฅู„ู‰
"Post and core fracture "
โคต๏ธโคต๏ธ
"Vertical root fracture and tooth loss"๐Ÿค•

+ helps in promoting Hugging action between the tooth and artificial crown๐Ÿค
ุงู„ุณู† ุชุนุทูŠ ู…ู‚ุงูˆู…ุฉ ุฃูƒุซุฑ ู„ู„ูƒุฑุงูˆู† ูˆุงู„ูƒุฑุงูˆู† ูŠุญู…ูŠู‡ุง ๐Ÿ˜Œ

+improves overall resistance of restorationโœŒ

Factor that influence on ferrule effect?
ุดู† ุงู„ุงุดูŠุงุก ุงู„ู„ูŠ ู…ู†ุดูˆูู‡ู… ูˆู†ู‚ูˆู„ูˆ ุฑู‡ ุนู†ุฏู†ุง optimal
ferrule effect ๐Ÿค”

1) ferrule height
ุทุจุนุง ูƒู„ ู…ุงูƒุงู† ุงู„ุฌุฒุก ุงู„ู„ูŠ ู‚ุงุนุฏ ู…ู† ุงู„ุณู† ุฃุทูˆู„ ูƒู„ู…ุง ูƒุงู† ุฃุญุณู† .
ุทุจุนุง ุงู‚ู„ ุทูˆู„ ู†ู‚ุฏุฑ ู†ุญู‚ู‚ ุจูŠู‡ ferrule effect ู‡ูˆ
1.5mm
โ—ู†ู‚ูŠุณูˆู‡ุง ุนู† ุทุฑูŠู‚ periodontal probe

ูˆุงู„ุทูˆู„ ูŠุนุชุจุฑ ุฃู‡ู… ู†ู‚ุทุฉ ู†ุฑูƒุฒ ุนู„ูŠู‡ุง โ›”

2) ferrule weight
Thickness of wall should not be less than 1mm
ุงู‚ู„ ู…ู† ูˆุงุญุฏ ู…ู„ูŠู…ูŠุชุฑ ูŠุนุชุจุฑ ุถุนูŠู ู‡ู„ุจุง
ูˆู…ูŠุญู‚ู‚ู„ูŠุด ferrule effect ุงู„ู„ูŠ ู†ุจูŠู‡ุง

3) Number of wall and ferrule location
ุฅู† ูŠูƒูˆู†ูˆ ุนู†ุฏูŠ 4wall ู‡ุฐุง ูŠุนุชุจุฑ optimal

ู„ูƒู† ูŠูƒูˆู† ุนู†ุฏูŠ partial ferrule ุฎูŠุฑ ู…ู† ู…ุงููŠุด ๐Ÿคทโ€โ™€๏ธ

ูŠูƒูˆู† ุนู†ุฏูŠ buccal and lingual ุชุนุชุจุฑ good ferrule

ู†ู‚ุทุฉ ุงุฑุจุนุฉ ูˆุฎู…ุณุฉ ุชุฃุซุฑ ุนู„ูŠ ferrule ุจุดูƒู„ ุบูŠุฑ ู…ุจุงุดุฑ ๐Ÿ”
4) type of the post
ุฏุงุฑูˆ ุฏุฑุงุณุงุช ูˆู„ู‚ูˆ ุฅู† :-
_Repairable fracture are seen with fiber post and 2 mm ferrule .
Fracture occurs more occlusally above cemento-enamel junction (CEJ)
AND
_Non-repairable fractures are seen with metal posts and 2 mm ferrule.
fracture occurs more Apically below CEJ.

ู„ุฐู„ูƒ ู‚ุงู„ูˆ ุงู† fiber post ุฃูุถู„ ู…ู† metal ู„ุงู†

Fiber post created less stress on the root in apical and middle part.

5) type of core
ุงู„ูƒูˆู…ุจูˆุฒุช ู„ุงู† ูŠุฑุชุจุท ู…ุน ุงู„ู„ูŠ ู‚ุงุนุฏ ู…ุน ุงู„ุณู† ูˆูŠู‚ูˆูŠู‡ุง ุฃูƒุซุฑ ูŠุนุชุจุฑ ุฃูุถู„ ู…ู† ุงู„ุฃู…ู„ู‚ู… ๐Ÿ‘

#Classification of the ferrule into categories is based on risk factor?

1)No anticipated risk
ุนู†ุฏูŠ ู‡ู†ูŠ 4wall intact+2mm height +1mm thickness
ู…ุงููŠุด ุงูŠ ุฎุทุฑ ุนู„ูŠ ุงู„ุณู† ูˆู†ู‚ุฏุฑ ู†ู„ุจุณู‡ุง ูˆุงู†ูŠ ู…ุฑุชุงุญุฉ ๐Ÿ˜Œ
2)low risk
ุนู†ุฏูŠ ู‡ู†ูŠ 3wall intact with mesial or distal missing+2mm height+1mm thickness
ู†ู‚ุฏุฑ ู†ู„ุจุณู‡ุง ูˆุนุงุฏูŠ ุชู…ุดูŠ ุงู…ูˆุฑู‡ุง ุจุฅุฐู† ู„ู„ู‡ ๐Ÿ˜Œ

3)medium risk
2wall missing โžก๏ธmesial and distal +2mm hight+1mm thickness
ู‡ู†ูŠ ุงู„ุณู† ู…ู…ูƒู† ู†ุนุชุจุฑูˆู‡ุง low risk ู„ูˆ ู…ุชุนุฑุถุชุด ู„ู‚ูˆุฉ ูƒุจูŠุฑุฉ ^^
4)high risk
3wall intact with buccal or lingual missing+
2mm hight +1mm thickness
ู‡ู†ูŠ ุงู„ุณู† ู…ู…ูƒู† ู†ุนุชุจุฑูˆู‡ุง medium risk ู„ูˆ ู…ุชุนุฑุถุชุด ู„ู‚ูˆุฉ ูƒุจูŠุฑุฉ ^^

ุฃูŠุถุง ููŠ ุงู„high risk ุนู†ุฏูŠ Two wall intact ุงู„ู„ูŠ ู‡ู…ุง mesial and distal ูˆุนู†ุฏูŠ B and L ู…ุด ู…ูˆุฌูˆุฏูŠู† .
ูˆูƒุงู† ุนู†ุฏูŠ two wall intact ู„ูƒู† ููŠ ุฌุงู†ุจ ุจุนุถู‡ู… ุฒูŠ mesial ูˆ lingual ุฃูˆ buccal ูˆdistal ู‡ู†ูŠ ุงู„ุฎุทุฑ ุงู† ุงู„ุณู† ู…ุด ุญุชุชุญู…ู„ ูˆุชุชุนุฑุถ ู„ู„ูƒุณุฑ ุฃูƒุจุฑ ู…ู† ู…ุง ู„ูˆ ูƒุงู† ู…ู‚ุงุจู„ูŠู† ุจุนุถู‡ู….

ุฃู†ุถู…ูˆุง ุฅู„ูŠู†ุง ๐Ÿ’ก๐Ÿƒ :
https://t.me/DENTMAS
๐Ÿ‘3
ูˆุทุจุนุง ู„ูˆ ูƒุงู† ุนู†ุฏูŠ one wall ู‡ู†ูŠ ุญุชู‰ ู‡ูŠ ุชุนุชุจุฑ ุงูƒูŠุฏ ููŠ high risk ๐Ÿ˜ 

5) non-restorable โžก๏ธโžก๏ธโžก๏ธโžก๏ธNo ferrule ๐Ÿšซ

ูˆูˆุตู„ู†ุง ู‡ู†ูŠ ูˆู†ู‚ูˆู„ูˆ ุฅู† ุงู„ุณู† ู…ู† ุบูŠุฑ ferrule ุงุจุฏุง ู…ุชุชุนูˆุถุด โœ– ูˆููŠ ู…ู† ูŠุฎุฏู… ููŠ ูƒุฑุงูˆู† ุนุงุฏูŠ ูˆู…ุนู†ุฏุงุด ferrule ุจุณ ู‡ู†ูŠ ุนู„ู…ูŠุงู‹ ุฎุทุฃ ูˆุงู„ุณู† ู…ุด ุญุชุทูˆู„ ูˆุชู†ูƒุณุฑ๐Ÿ˜ค

โ—ุจุงู‡ูŠ ููŠ ุญุงู„ุงุช ู†ู‚ุฏุฑ ู†ุฎู„ู‚ ferrule ูˆุงู†ูŠ ู…ุนู†ุฏูŠุด clinical crown

ุฒูŠ ู…ุงู†ุนุฑููˆ ุงู†ู‡ ุนู†ุฏู†ุงโคต๏ธ
Anatomical crown sub gingiva
ูŠู…ุชุฏ ุฅู„ู‰ Cemento enamel junction
ู ุดู† ุญู†ุฏูŠุฑ ุŸ
ุญุงุฌุชูŠู† ู†ู‚ุฏุฑ ู†ุฏูŠุฑู‡ู… ุฃูˆู„ู‡ู…
1) Crown lengthening
A surgical procedure designed to the increased supragingival tooth structure.

ู†ุฏูŠุฑ gingivoctomy ุจุงุด ู†ุชุญุตู„ ุนู„ู‰
1.5mm of tooth structure subgingiva
ูˆู†ุญู‚ู‚ ferrule effect ุงู„ู„ูŠ ู†ุจูŠู‡ุง ๐Ÿ’ช

2) orthodontic extrusion.
Orthodontic movement of tooth in occlusal direction.
ุนูŠุจู‡ุง ุงู† ุจุชุงุฎุฏ ู‡ู„ุจุง ูˆู‚ุช ุจุณ .

ูˆู‡ูƒูŠ ู†ูƒูˆู† ูƒู…ู„ุช๐Ÿ˜ ู…ุชู†ุณูˆุด ุชุดูˆููˆ ุงู„ุตูˆุฑ ๐Ÿ‘†

#ferrule
#crown
#bridge
ุฑุจูŠ ูŠูˆูู‚ูƒู… ูˆูŠูุชุญ ุนู„ูŠูƒู… ูˆูŠุณุฏุฏ ุฎุทุงูƒู…๐Ÿ’œ
By dr /Zainab faiz๐Ÿ“
โค1