the traumatic injuries of permanent teeth and complex therapy
TRANSCRIPT
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The traumatic injuries of The traumatic injuries of permanent teeth and complex permanent teeth and complex therapytherapy
DrDr. . Katalin DériKatalin Déri
Semmelweis EgyetemSemmelweis EgyetemDepartment of Pedodontics and OrthodonticsDepartment of Pedodontics and Orthodontics
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Risk Risk
• Angle II/1Angle II/1
• Predisposing factor:Predisposing factor:
✂ overjetoverjet
✂ protrusion of upper protrusion of upper incisorsincisors
✂ insufficient lip closureinsufficient lip closure
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InjuriesInjuriesSport related - 1.5% -3.5%Sport related - 1.5% -3.5%
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InjuriesInjuriesPlayground - schoolPlayground - school
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InjuriesInjuriesFightsFights
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InjuriesInjuriesCar accidentCar accident
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Age distributionAge distributionTherapeutic significanceTherapeutic significance
8-13 years the highest incidence8-13 years the highest incidence
• Peak at the age of 10Peak at the age of 10
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SexSex
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Incidence of injured teeth in %Incidence of injured teeth in %
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AnamnesisAnamnesisgeneral anamnesisgeneral anamnesis
circumstances of injurycircumstances of injury
black-out, amnesia, headache, nausea, black-out, amnesia, headache, nausea, vomitvomit
previous injuries : consequences, previous injuries : consequences, complicationscomplications
dental anamnesisdental anamnesis
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Most important questionsMost important questions
When?When?• Time past between the injury and the treatmentTime past between the injury and the treatment
Where?Where?• Risk of infectionRisk of infection
How?How?• Mechanism of the injury, polytraumaMechanism of the injury, polytrauma
•
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Clinical examinationClinical examination
Extraoral examinationExtraoral examination
Intraoral examinationIntraoral examination
Photo documentationPhoto documentation
X-rayX-ray
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Type of injuriesType of injuries
• Traumatic injuries involving:Traumatic injuries involving:
■ the permanent teeththe permanent teeth
■ the alveolar bonethe alveolar bone
■ the soft tissuesthe soft tissues
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Classification of dental injuriesClassification of dental injuries(International Association of Dental Traumatology, 2001)(International Association of Dental Traumatology, 2001)
1.1. Coronal fractureCoronal fracture
2.2. Coronal and root fractureCoronal and root fracture
3.3. Root fractureRoot fracture
4.4. Fracture of processus alveolarisFracture of processus alveolaris
5.5. Luxations and avulsionLuxations and avulsion• (contusion, subluxation, lateral luxation, extrusion, intrusion, avulsion)(contusion, subluxation, lateral luxation, extrusion, intrusion, avulsion)
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Classification of dental injuriesClassification of dental injuriesPedodontics and Orthodontics textbookPedodontics and Orthodontics textbook
1.1. Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
2.2. Luxatio partialis dentis permanentisLuxatio partialis dentis permanentis
3.3. IntrusioIntrusio
4.4. Fractura coronae dentis permanentisFractura coronae dentis permanentis
5.5. Fractura radicis dentis permanentisFractura radicis dentis permanentis
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Avulsion Avulsion
Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
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Luxatio partialis dentis permanentisLuxatio partialis dentis permanentis
■ loosening of the tooth or a partial loosening of the tooth or a partial displacement of the tooth out of displacement of the tooth out of its socketits socket
a.a. subluxationsubluxation
b.b. lateral luxationlateral luxation
c.c. extrusionextrusion
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Luxatio partialis dentis permanentisLuxatio partialis dentis permanentisDisplacementDisplacement
• subluxation: subluxation:
• sensitive to touchsensitive to touch
• mobilemobile
• no displacementno displacement
• bleedingbleeding
• extrusion: extrusion:
• axial displacementaxial displacement
• mobilemobile
■ clinical examinationclinical examination
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• lateral luxation: lateral luxation:
• lateral displacementlateral displacement
• locked in the alveolar bone locked in the alveolar bone
• no mobilityno mobility
• not sensitive not sensitive
• ankylotic signsankylotic signs
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Luxatio partialis dentis permanentis - Luxatio partialis dentis permanentis - luxatio lateralisluxatio lateralis
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3.3. Intrusion Intrusion
■ displacement of the tooth displacement of the tooth into the alveolar boneinto the alveolar bone
• (axial dislocation)(axial dislocation)
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Fractura coronae dentis permanentisFractura coronae dentis permanentis Types of coronal fractureTypes of coronal fracture • Most frequent injuryMost frequent injury
enamel onlyenamel only enamel and dentineenamel and dentine enamel and dentineenamel and dentinewith the pulp exposedwith the pulp exposed
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Fractura coronae dentis permanentisFractura coronae dentis permanentis
n fracture without complicationfracture without complication
n complicated fracture (with pulp complicated fracture (with pulp exposition)exposition)
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Fractura radicis dentis permanentisFractura radicis dentis permanentisRoot fractureRoot fracture
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Fractura radicis dentis permanentisFractura radicis dentis permanentis
1.1. cervical thirdcervical third
2.2. middle thirdmiddle third
3.3. apical thirdapical third
• axial fractureaxial fracture
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Complex therapyComplex therapy
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Treatment of the injuries: AvulsionTreatment of the injuries: Avulsion1. 1. Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
• Actions out of surgery:Actions out of surgery:
Suitable storage: in wet agentSuitable storage: in wet agent
1.1. physiological salinephysiological saline
2.2. salivasaliva
3.3. milkmilk
4.4. Dentosafe-ZahnrettungsboxDentosafe-Zahnrettungsbox
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Treatment of the injuries: AvulsionTreatment of the injuries: Avulsion
■ Aim:Aim: replantation as soon as possiblereplantation as soon as possible• the ligaments and cells loose their vitality the ligaments and cells loose their vitality
after 1 hourafter 1 hour1.1. Preparation of the tooth and the alveolaPreparation of the tooth and the alveolar socketr socket
2.2. ReplantationReplantation
3.3. Stabilization Stabilization – using the neighboring– using the neighboring• teeth for splintingteeth for splinting
• acrylic splintacrylic splint
• composite bonding with orthodontic archwirecomposite bonding with orthodontic archwire
• bracketsbrackets
• WoundtreatmentWoundtreatment
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Prognosis: max. Prognosis: max. 1 hour1 hour extra-alveolary extra-alveolary
Fixation: closed apex - Fixation: closed apex - 7-10 days7-10 days
• open apex -open apex - 2 weeks 2 weeks (neurovascular reanastomosis) (neurovascular reanastomosis)
In mature tooth with closed apex, or in immature tooth with In mature tooth with closed apex, or in immature tooth with open apex (time elapsed > 30 min.)open apex (time elapsed > 30 min.)
In 1 week root canal treatment - In 1 week root canal treatment - Ca(OH)Ca(OH)2 2 should be placedshould be placed
to prevent the initiation of inflamto prevent the initiation of inflammmatory root resorptionatory root resorption
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Treatment of the injuries: AvulsionTreatment of the injuries: Avulsion1. 1. Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
■ InstructionsInstructions1.1. pulpy dietpulpy diet
2.2. toothcleaning with soft toothbrushtoothcleaning with soft toothbrush
3.3. 0,1 % chlor-hexidine 0,1 % chlor-hexidine
Supplementary therapySupplementary therapy1.1. Antibiotic treatmentAntibiotic treatment
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Treatment of the injuries: AvulsionTreatment of the injuries: Avulsion Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
■ If replantation is not possible If replantation is not possible ( e.g.: in the case ( e.g.: in the case of loss of the tooth )of loss of the tooth )
1.1. Temporary solution:Temporary solution:
• acrylic bridgeacrylic bridge
• orthodontic applianceorthodontic appliance
2.2. Final solution:Final solution:
• orthodontic treatmentorthodontic treatment
• implantationimplantation
• combined treatmentcombined treatment
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Treatment of the injuries: AvulsionTreatment of the injuries: Avulsion Luxatio totalis dentis permanentisLuxatio totalis dentis permanentis
Temporary solutionTemporary solution
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Healing after replantationHealing after replantation
regeneration of the gingivaregeneration of the gingiva
revasculrevasculararisation of the ligamentsisation of the ligaments
renewal of the Sharpey ligamentsrenewal of the Sharpey ligaments
open apex - revascularisation and reinnervation open apex - revascularisation and reinnervation
•
• Cave: Cave: high bacterial contaminationhigh bacterial contamination
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Treatment of the injuries: DisplacementTreatment of the injuries: Displacement2. 2. Luxatio partialis dentis permanentisLuxatio partialis dentis permanentis
• SubluxationSubluxation
• no need to splint for stabilizationno need to splint for stabilization
• observation - x-raxobservation - x-rax
• root canal treatment (pathological sign)root canal treatment (pathological sign)
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Treatment of the injuries: DisplacementTreatment of the injuries: Displacement2. 2. Luxatio partialis dentis permanentisLuxatio partialis dentis permanentis
• lateral luxationlateral luxation
• extrusionextrusion
1.1. reponation ( following the injury )reponation ( following the injury )ffixation for 2-3 weeksixation for 2-3 weeks
1.1. later : orthodontic repositionlater : orthodontic reposition
3.3. root canal treatment ( in case of the tooth root canal treatment ( in case of the tooth with closed apex )with closed apex )
•
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Treatment of the injuries:Treatment of the injuries: 3. Intrusion3. Intrusion
Open apex : a chance of spontaneous Open apex : a chance of spontaneous re-eruption re-eruption
Closed apex :Closed apex :
1.1. surgical or orthodontic repositionsurgical or orthodontic reposition
2.2. splintsplint
3.3. root canal treatmentroot canal treatment
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Treatment of the injuries:Treatment of the injuries: 3. Intrusion3. Intrusion
orthodontic and surgical repositionorthodontic and surgical reposition
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Treatment of the injuries:Treatment of the injuries:Fractura coronae dentis Fractura coronae dentis permanentispermanentis
■ The treatment of The treatment of crown fracture crown fracture depends on which depends on which third of the crown is third of the crown is injuredinjured
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Treatment of the injuries:Treatment of the injuries:Fractura coronae dentis Fractura coronae dentis permanentispermanentis
a.a. Enamel injuries:Enamel injuries:
1.1. Minor enamel fractures : polishing, Minor enamel fractures : polishing, fluoride solution ELMEXfluoride solution ELMEX
2.2. Larger enamel fractures (1-2mm or Larger enamel fractures (1-2mm or more): composite restorationmore): composite restoration
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Treatment of the injuries:Treatment of the injuries:Fractura coronae dentis permanentisFractura coronae dentis permanentis
b.b. Enamel – dentine injuries without pulp Enamel – dentine injuries without pulp expositionexposition
1.1. Calcium hydroxide linerCalcium hydroxide liner
2.2. Temporary crown ( celluloid, acrylic ) – Temporary crown ( celluloid, acrylic ) – 1 year1 year
3.3. X – ray controlX – ray control
4.4. Final restorationFinal restoration
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Fractura coronae dentis permanentis Fractura coronae dentis permanentis temporary crown - incisal restorationtemporary crown - incisal restoration
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Rebonding of fractured crownRebonding of fractured crown
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Treatment of the injuries:Treatment of the injuries:Fractura coronae dentis Fractura coronae dentis permanentispermanentis
c.c. Pulp expositionPulp exposition• Important:Important:
1.1. size of the pulp exposuresize of the pulp exposure
2.2. time between the the injury and the time between the the injury and the treatmenttreatment
3.3. root developmentroot development
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Treatment of the coronal fracture in Treatment of the coronal fracture in case of pulp expositioncase of pulp exposition
exposition time
rootdevelopme
nt
small 1 – 2 hours
open or closed apex
direct pulp capping
larger than1 mm
more, than 3 hours open apex pulpotomy
x-large long time closed apex pulpectomy
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Treatment of the injuries:Treatment of the injuries: Root fracture Root fracture
a.a. fracture in cervical third:fracture in cervical third:
1.1. root canal treatment + restorationroot canal treatment + restoration
2.2. extraction + implantationextraction + implantation
3.3. orthodontic extrusionorthodontic extrusion
b.b. fracture in middle tfracture in middle thhird:ird:
a.a. repositionreposition
b.b. splint ( 6 weeks )splint ( 6 weeks )
c.c. root canal treatmentroot canal treatment ( in case of necrosis) ( in case of necrosis)
d.d. observation observation
1.1. fracture in apical third:fracture in apical third:
2.2. root canal treatment (root canal treatment ( in case of in case of necrosis )necrosis )
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Fractura radicis dentis permanentis Fractura radicis dentis permanentis HealingHealing
Soft tissue, hard tissueSoft tissue, hard tissue
granule tissuegranule tissue
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PreventionPrevention
• ProtectorsProtectors
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PreventionPrevention
• Mouthguard:Mouthguard:
• ConfectionalConfectional
• PrefabricatedPrefabricated
• IndividualIndividual
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Education!!!Education!!!
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Warning - Child abuse!!!!Warning - Child abuse!!!!
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Thank you for the attention!Thank you for the attention!