19. Bone Grafting & Implantology Flashcards
1
Q
What are the four causes of bone loss ?
A
Traumatic, pathological, congenital, natural.
2
Q
Define autogenous bone graft.
A
Taken from the same individual from different part of their body.
3
Q
What extra-oral and intra-oral areas can be used for autogenous bone graft ?
A
Chin, ramus, tuberosity, coronoid process.
Hip and calvarium.
4
Q
Define xenograft.
A
Deproteinised bone matrix from animals.
e.g. Bio-Oss (bovine).
5
Q
Define allograft.
A
Irradiate sterilised freeze dried bone powder from cadaver.
6
Q
What is the function of distraction osteogenesis ?
A
Build vertical bone height.
