طب الأسنان..  محاضرات طبية..  الصف الرابع _ كلية طب.

____Stents____

Def: removable appliance used to perform specific function as:
Control bleeding
Protect the tissue from radiation, maintain tissue in position, carry radium in the treatment of malignancy
Carry medications
Promote healing and decrease wound infection
Protect teeth
Protect skin graft and preserve the depth of vestibule after vestibuloplasty

Materials:
Hard acrylic materials: heat cure, self cure acrylic resin, may be lined with soft liner or tissue conditioner Soft materials: silicone vinyl rubber-poly vinyl vaccuform

Types:
A)Intra oral stents:

  1. Anti-haemorrhagic stent
  2. Pedodontic stent
  3. Periodontic stent (labiolingual stent- cosmotic stent)
  4. Paraplegic stent
  5. Drainage stent
  6. Cyst plug
  7. Occlusal stent
  8. Mouth guard
  9. Oral screen
  10. 10-Trismus stents
    • T.M.J exerciser (dynamic bite opener)
    • Inflatable bite opener
    • Intra oral prosthesis with inter arch spring
  11. Stent for vestibuloplasty
  12. Palatal stent
  13. Stent for epulis fissuratum
  14. Stent for respected maxilla
  15. Stent for lip and check support
  16. Stents for implants
  17. Stent for surgical implant placement
  18. Stent for implant immaging
  19. Speech rehabilitation aid
B_Extra oral stents:
  1. Extra oral radiation protective stent
  2. Stent for neck scar (burn stent)
  3. Stent for nasal defect ( temporary nasal prosthesis)
  4. Nasal stent
  5. Auditory stent
  6. Oro-facial plug
Medication carrier
 


 

 

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