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Sindrome combinata in era
implantare
Università degli studi di Siena
Prof A.Borracchini
Kelly E.
Changes caused from mandibular
removable partial denture
opposing a maxillary complete
denture.
J Prosth dent 1972; 27:210-3
Glossario termini protesici VII edizione
definizione originale di kelly 1972
 La condizione caratteristica che si viene a creare quando una
arcata mascellare edentula si oppone ad una mandibola con
dentatura residua anteriore. Il quadro della sindrome e’ cosi’
composto:
 Riassorbimento marcato della premaxilla
 Ipertrofia delle tuberosita’
 Iperplasia dlle papille del palato duro
 Estrusione del denti anteriori inferiori
 Perdita di osso basale e dialtezza della cresta al di sotto della
protesi rimovibile inferiore
 Definita anche sindrome da iperfunzione anteriore
Saunders 1979 aggiunge:
• Perdita di dimensione verticale
• Discrepanze forti del piano occlusale
• Posizionamento anteriore della mandibola
• Scarso adattamento della protesi superiore
• Occasionale presenza di epulide fissurata
• Problemi parodontali della dentatura residua
Shen 1989 introduce un altro concetto
• Coloro che hanno convissuto per almeno 5
anni con una condizione clinica descritta
sopra tendono a sviluppare la sindrome anche
dopo la perdita dei denti frontali inferiori
Un aspetto particolare di oggi
• La arcata mascellare si presenta spesso con tuber prominenti e tessuti
anteriori fluttuanti e poco sostenuti. Questo fenomeno descritto da kelly
nel 1972 dipende dal rapporto che si viene a creare tra una protesi
completa superiore ed una ppr inferiore nella quale siano stati mantenuti
I denti frontali
Kelly E Changed caused from mandibular removable partial denture opposing
A maxillary complete denture. J Prosth dent 1972; 27:210-3
Guida anteriore nessun protezione posteriore- contatto bilanciante- in
protrusiva.
Risultato: La protesi ruota anteriormente durante il ciclo masticatorio
inducendo una pressione sul periostio che si manifesta con un
riassorbimento osseo molto rapido e talvolta difficile da gestire
Questo tipico schema di edentulia produce un tipico riassorbimento del
mascellare anteriore
COMBINATION SYNDROME
(a) Riassorbimento premaxilla
(b) Ipertrofia ( iperplasia
Fibrosa ) dei tuber
(c) Problemi sul piano
occlusale.
Riassorbilmento
premaxilla
COMBINATION
SYNDROME
Piano occlusale
Sindrome combinata
• Shen e coll
• 150 pazienti 24% con
classe I di kennedy e
ppr
• In presenza di anche di
un solo molare la
sindrome non si
manifestava
Fattori predisponenti fattori da controllare
• Estrazioni precoci nella premaxilla
• Occlusione traumatica
• Scarso adattamento protesi
• Pazienti che non utilizzano protesi
parziale inferiore
• III classi
• Descritta anche in pazienti riabilitati
con impianti inferiori intraforaminari
• Grande attenzione nella costruzione
del piano occlusale
• Controlli ripetuti e rifacimenti
• Mantenimento elementi posteriori
inferiori
• Inserzione di impianti in zona
posteriore inferiore
Combination
Syndrome
Occlusal plane
Bone loss and resorption of Premaxilla
Tuberosities Hypertrophia
22 mm
Sindrome combinata
• Shen e coll
• 150 pazienti 24% con
classe I di kennedy e
ppr
• In presenza anche di un
solo molare la sindrome
non si manifestava
Fattori predisponenti Fattori da controllare
• Estrazioni precoci nella
premaxilla
• Occlusione traumatica
• Scarso adattamento protesi
• Pazienti che non utilizzano
protesi parziale inferiore
• III classi
• Descritta anche in pazienti
riabilitati con impianti
inferiori intraforaminari
• Grande attenzione nella
costruzione del piano occlusale
• Controlli ripetuti e rifacimenti
• Mantenimento elementi
posteriori inferiori
• Inserzione di impianti in zona
posteriore inferiore
Ricordiamoci anche che al momento dell’estrazione degli ultimi
denti frontali residui la mandibola si posiziona indietro per più di 1 cm.
La dimensione verticale quindi cambia in modo impressionante
Prima di tutto: un piano occlusale parallelo su una protesi provvisoria
Due provvisori
12 mm
Following Gioietta over 4 years we
note:
• Increased speech space
• Consequent needs of increasing DVO
We decided
to performe a new rehabilitation
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome
Sindrome Combinata - Combined Syndrome

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Sindrome Combinata - Combined Syndrome

  • 1. Sindrome combinata in era implantare Università degli studi di Siena Prof A.Borracchini
  • 2. Kelly E. Changes caused from mandibular removable partial denture opposing a maxillary complete denture. J Prosth dent 1972; 27:210-3
  • 3. Glossario termini protesici VII edizione definizione originale di kelly 1972  La condizione caratteristica che si viene a creare quando una arcata mascellare edentula si oppone ad una mandibola con dentatura residua anteriore. Il quadro della sindrome e’ cosi’ composto:  Riassorbimento marcato della premaxilla  Ipertrofia delle tuberosita’  Iperplasia dlle papille del palato duro  Estrusione del denti anteriori inferiori  Perdita di osso basale e dialtezza della cresta al di sotto della protesi rimovibile inferiore  Definita anche sindrome da iperfunzione anteriore
  • 4. Saunders 1979 aggiunge: • Perdita di dimensione verticale • Discrepanze forti del piano occlusale • Posizionamento anteriore della mandibola • Scarso adattamento della protesi superiore • Occasionale presenza di epulide fissurata • Problemi parodontali della dentatura residua
  • 5. Shen 1989 introduce un altro concetto • Coloro che hanno convissuto per almeno 5 anni con una condizione clinica descritta sopra tendono a sviluppare la sindrome anche dopo la perdita dei denti frontali inferiori
  • 6. Un aspetto particolare di oggi • La arcata mascellare si presenta spesso con tuber prominenti e tessuti anteriori fluttuanti e poco sostenuti. Questo fenomeno descritto da kelly nel 1972 dipende dal rapporto che si viene a creare tra una protesi completa superiore ed una ppr inferiore nella quale siano stati mantenuti I denti frontali Kelly E Changed caused from mandibular removable partial denture opposing A maxillary complete denture. J Prosth dent 1972; 27:210-3
  • 7. Guida anteriore nessun protezione posteriore- contatto bilanciante- in protrusiva. Risultato: La protesi ruota anteriormente durante il ciclo masticatorio inducendo una pressione sul periostio che si manifesta con un riassorbimento osseo molto rapido e talvolta difficile da gestire Questo tipico schema di edentulia produce un tipico riassorbimento del mascellare anteriore COMBINATION SYNDROME
  • 8. (a) Riassorbimento premaxilla (b) Ipertrofia ( iperplasia Fibrosa ) dei tuber (c) Problemi sul piano occlusale. Riassorbilmento premaxilla COMBINATION SYNDROME Piano occlusale
  • 9. Sindrome combinata • Shen e coll • 150 pazienti 24% con classe I di kennedy e ppr • In presenza di anche di un solo molare la sindrome non si manifestava
  • 10. Fattori predisponenti fattori da controllare • Estrazioni precoci nella premaxilla • Occlusione traumatica • Scarso adattamento protesi • Pazienti che non utilizzano protesi parziale inferiore • III classi • Descritta anche in pazienti riabilitati con impianti inferiori intraforaminari • Grande attenzione nella costruzione del piano occlusale • Controlli ripetuti e rifacimenti • Mantenimento elementi posteriori inferiori • Inserzione di impianti in zona posteriore inferiore
  • 11.
  • 12. Combination Syndrome Occlusal plane Bone loss and resorption of Premaxilla Tuberosities Hypertrophia 22 mm
  • 13. Sindrome combinata • Shen e coll • 150 pazienti 24% con classe I di kennedy e ppr • In presenza anche di un solo molare la sindrome non si manifestava
  • 14. Fattori predisponenti Fattori da controllare • Estrazioni precoci nella premaxilla • Occlusione traumatica • Scarso adattamento protesi • Pazienti che non utilizzano protesi parziale inferiore • III classi • Descritta anche in pazienti riabilitati con impianti inferiori intraforaminari • Grande attenzione nella costruzione del piano occlusale • Controlli ripetuti e rifacimenti • Mantenimento elementi posteriori inferiori • Inserzione di impianti in zona posteriore inferiore
  • 15.
  • 16. Ricordiamoci anche che al momento dell’estrazione degli ultimi denti frontali residui la mandibola si posiziona indietro per più di 1 cm. La dimensione verticale quindi cambia in modo impressionante Prima di tutto: un piano occlusale parallelo su una protesi provvisoria
  • 18.
  • 19.
  • 20. 12 mm
  • 21.
  • 22. Following Gioietta over 4 years we note: • Increased speech space • Consequent needs of increasing DVO
  • 23. We decided to performe a new rehabilitation