II. Indications
- Anesthesia of Radial Nerve distribution
III. Precautions
- Avoid injecting directly into Radial Nerve
- Avoid injection into radial artery
IV. Preparation
- Needle: 27 gauge 1.5 inch
- Anesthetic: Lidocaine 1%: 10 ml
V. Technique
- Injection site 1: Inject 3 ml
- Inject along lateral border of radial artery
- Proximal wrist crease
- Injection site 2: Inject 5-7 ml
- Reorient needle 90 deg., aiming dorsally across wrist
- Proximal border of snuff box toward mid-wrist
- Warning: Distal Paresthesias with needle with injection
- Indicates needle is at Radial Nerve
- Do not inject here!
- Remove needle and reposition
VI. References
- Pfenninger (1994) Procedures, Mosby, p. 1036-54
- Salam (2004) Am Fam Physician 69(4):896 [PubMed]
