Replacement Of Lose Bone For Oral Rehab

Question 1

Causes of bone loss

Answer 1

• congenital
• traumatic - injury/accident
• pathology - tumour
• natural - osteoporosis, aging

Question 2

Bone graft types

Answer 2

• onlay - placing bone on top of an area
• interpositional - put inbetween 2 thin bones
• sinus lift - floor of sinus llifted up surgically and bone inserted

Question 3

What is distraction osteogenesis

Answer 3

• osteotomy (location and direction) - cutting the bone
• latency - soft callous formation 7-10 days
• distraction (vector, rate and rhythm) - can separate 2 ligaments apart
  
  • 1mm a day - rate
  • half 1mm in morning and other half in afternoon
• consolidation - 2-3 months
• remodeling