VSR 421: Regional Veterinary Surgery (2+1)

FRACTURE OF THE SUPERIOR MAXILLA

Fracture of the superior maxilla

• Etiology
  • Direct violence, collision, striking the head violently against a hard fixed object.
• Seat of fracture 
  • Palatine plate or alveolar border.
• Treatment
  • Loose teeth may become fixed in a few days and hence need not be removed
  • If suppuration occurs in their alveoli, loose teeth should not be removed
  • Semi liquid diet
  • Trephining may be required to allow  leverage of a depressed fragment

Fracture of the premaxilla

• Etiology
  • Direct violence, falling forward on the nose, or by a kick or blow.
• Fracture may be transverse, longitudinal, or both , uni or bilateral
• Treatment
  • Follow the  general principles for wounds and fractures.
  • Retention is  best effected by means of   inter dental wiring of the adjacent teeth, mini plating, and by external skeletal fixation with methyl methacyrlate