INTRAMEMBRANOUS FRACTURE REPAIR

INTRAMEMBRANOUS FRACTURE REPAIR - BONE REPAIR There are...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
12/11/10 BONE REPAIR There are three stages of bone repair: 1) Inflammatory Phase 2) Repair Phase 3) Remodeling Phase When bone breaks, periosteum ruptures. Reparative process beings 24-48 hours. Area fills with blood.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
12/11/10 INFLAMMATORY PHASE The phase of healing Area swells and fills with blood and lymphatic fluid Due to fragmentation, the immune system will respond and reabsorb hemorrhage blood, fragmented bone and damaged tissue It is immediate
Background image of page 2
12/11/10 REPAIR PHASE Within few days, this phase begins In bones formed via endochondral ossification, the periosteum reverts and cartilage cells are found (for large breaks) Hairline fractures: cartilage deposit is not required, repair occurs via Haversian canals which have osteoprogenitor cells develop into
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
12/11/10 REMODELING PHASE The first bone laid down is woven which is replaced by lamellar bone Medullary cavity is reconstituted Bone is structured in response to stress and strain (Wolff’s law) Callus: raised area around the fracture In adults, most bones are lamellar
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 10

INTRAMEMBRANOUS FRACTURE REPAIR - BONE REPAIR There are...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online