Bone anatomy and IO access
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Photo by Nino Liverani / Unsplash
Where can you insert an IO needle in a child?
- Humeral - posterolateral aspect of proximal humerus
- Tibial - 2 cm inferior to tibial tuberosity on anteromedial surface
- Femoral - 3cm above lateral condyle on anterolateral aspect
- Iliac crest
What are the components of a long bone?
- Epiphysis (end) - cortex and a cancellous bone filling (with red marrow)
- Diaphysis (shaft) - hard cortex, hollow medullary cavity with white pulp
- Ephiphyseal plate (between the two)