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Zygoma /certified fixed orthodontic courses by Indian dental academy

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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.


Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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Zygoma /certified fixed orthodontic courses by Indian dental academy

  1. 1. INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com
  2. 2. Pre-op Post-op
  3. 3. MAXILLOFACIAL INJURIES Zygomatic complex fractures • Applied surgical anatomy • Clinical features • Radiological features • Management
  4. 4. MAXILLOFACIAL INJURIES Zygomatic complex fractures Anatomy: • central support to cheek • buttress of lateral mid 3rd face Articulations: • Zygomatico-frontal •Zygomatico-maxillary • Zygomatico-temporal (arch) • Zygomatico-sphenoid(orbital floor) GK / MAXFAC SDM DHARWAD
  5. 5. MAXILLOFACIAL INJURIES Zygomatic complex fractures ANATOMY Processes Maxillary Temporal Frontal Orbital Lateral wall and floor orbit Roof and lateral wall maxillary sinus GK / MAXFAC SDM DHARWAD
  6. 6. MAXILLOFACIAL INJURIES Zygomatic complex fractures ANATOMY Arch Temporal Zygoma Maxilla Muscle attachments: Zygomaticus major / minor: malar eminence GK MAXFAC Levator labii superioris: infraorbital rim /DHARWAD SDM
  7. 7. MAXILLOFACIAL INJURIES Zygomatic complex fractures Mechanism of Injury Direct & Indirect In-bending at area of impact Out-bending of weak areas (distant) Dislocation posterior inferior medial lateral GK / MAXFAC SDM DHARWAD
  8. 8. MAXILLOFACIAL INJURIES Zygomatic complex fractures • Applied surgical anatomy • Clinical features • Radiological features • Management GK / MAXFAC SDM DHARWAD
  9. 9. MAXILLOFACIAL INJURIES Zygomatic complex fractures Clinical Features Flattening of cheek Periorbital edema / Ecchymosis Subconjunctival haemorrhage Epistaxis / Surgical emphysema Proptosis / Enophthalmos GK / MAXFAC SDM DHARWAD
  10. 10. MAXILLOFACIAL INJURIES Zygomatic complex fractures Clinical Features ENOPHTHALMOS • Inferior & posterior displacement • Expansion of orbit EXOPHTHALMOS • Medial dislocations GK / MAXFAC SDM DHARWAD
  11. 11. MAXILLOFACIAL INJURIES Zygomatic complex fractures Clinical Features Paresthesia (V2) / Pain !!! Trismus Tenderness / Step deformity Facial nerve weakness Drooping of upper lip DIPLOPIA GK / MAXFAC SDM DHARWAD
  12. 12. MAXILLOFACIAL INJURIES Zygomatic complex fractures Clinical examination Palpation: • Step / tenderness / mobility • Supra-orbital rim • F-Z suture • Infra-orbital rim • Paresthesia (lip, nose 14-11 + gingiva) GK / MAXFAC SDM DHARWAD
  13. 13. MAXILLOFACIAL INJURIES Zygomatic complex fractures • Applied surgical anatomy • Clinical features • Radiology • Management GK / MAXFAC SDM DHARWAD
  14. 14. MAXILLOFACIAL INJURIES Zygomatic complex fractures Radiographic examination Occipito-mental view (PNS view, Waters position) Fronto-zygomatic suture Zygomatico-maxillary buttress Inferior orbital rim GK / MAXFAC SDM DHARWAD
  15. 15. MAXILLOFACIAL INJURIES Zygomatic complex fractures Radiographic examination Submento-vertex view (jug handle view) Zygomatic arch Posterior displacement GK / MAXFAC SDM DHARWAD
  16. 16. MAXILLOFACIAL INJURIES Zygomatic complex fractures Radiographic examination C.T. Scans: GK / MAXFAC SDM DHARWAD
  17. 17. MAXILLOFACIAL INJURIES Zygomatic complex fractures • Applied surgical anatomy • Clinical features • Radiology • Management GK / MAXFAC SDM DHARWAD
  18. 18. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management Immediate – primary care: • ABC • Nasal packs Anterior / Posterior • Control of pain • Control of infection - Tetanus!! • Prevent surgical emphysema GK / MAXFAC SDM DHARWAD
  19. 19. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management • Restoration of form & function • Anatomic reduction • Treatment: “Surgical intervention” Closed v/s Open • Displacement & comminution • Exposure of fracture site • Fixation GK / MAXFAC SDM DHARWAD
  20. 20. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management Closed Reduction Arch fractures Minimal disruption (at 2 sutures) Intra-oral approach (Keen 1909) GK / MAXFAC SDM DHARWAD
  21. 21. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management Closed Reduction • Temporal approach (Gillies 1927) GK / MAXFAC SDM DHARWAD
  22. 22. Gillies Temporal Approach GK / MAXFAC SDM DHARWAD
  23. 23. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management Closed Reduction • Transcutaneous approach GK / MAXFAC SDM DHARWAD
  24. 24. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management Open Reduction & fixation F-Z Suture Infra-orbital rim & orbital floor Zygomatico-maxillary buttress (Intra-oral) GK / MAXFAC SDM DHARWAD
  25. 25. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management : Open Reduction F-Z Suture GK / MAXFAC SDM DHARWAD
  26. 26. MAXILLOFACIAL INJURIES Zygomatic complex fractures Management : Open Reduction Zygomatico-maxillary suture Infra-orbital rim GK / MAXFAC SDM DHARWAD
  27. 27. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Shape: Pyramidal Apex Optic foramen Roof, Lateral wall, floor & medial wall Direct injury to globe  intraoccular pressure GK / MAXFAC SDM DHARWAD Fracture floor/medial wall
  28. 28. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) • Applied anatomy • Clinical features • Radiographic features • Management GK / MAXFAC SDM DHARWAD
  29. 29. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Applied anatomy Floor : Zygoma & Maxilla Entrapment “Trap door effect” Diplopia , Enophthalmos GK / MAXFAC SDM DHARWAD
  30. 30. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Clinical features Pain Edema Ecchymosis Proptosis Paraesthesia Emphysema Diplopia GK / MAXFAC SDM DHARWAD
  31. 31. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Radiographic features Occipito-mental view ( PNS, Water’s View) “Hanging Drop” CT Scan: Coronal cuts: Floor Axial cuts: Medial wall GK / MAXFAC SDM DHARWAD
  32. 32. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Management Diplopia & Enophthalmos Surgical & surgical only Create a new floor Bone Cartilage Metal: titanium GK / MAXFAC SDM DHARWAD
  33. 33. MAXILLOFACIAL INJURIES Orbital floor Fractures (blow out #s) Management Incidence – 2 / 62 Reconstruct floor to prevent enophthalmos & diplopia SDM DHARWAD
  34. 34. MAXILLOFACIAL INJURIES
  35. 35. If you cannot convince people… confuse them
  36. 36. Thank You

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