Position
- Supine
- Arm across the chest
Landmarks
- Subcutaneous border of the ulna
Incision
- Linear longitudinal incision over subcutaneous border of ulna
Internervous Plane
- ECU – PIN
- FCU – ulnar nerve
Superficial Dissection
- Begin distally
- Incises deep fascia along same line as skin incision
- Down to subcutaneous border of ulna
Deep Dissection
- Incise periosteum
- Subperiosteal dissection
Dangers
- Ulnar nerve
- Ulnar artery