1: Ophthalmic Surg. 1984 Jul;15(7):603.

The warming of local anesthetic agents to decrease discomfort.

Bloom LH, Scheie HG, Yanoff M.

Preheating local anesthetic agents used for retrobulbar and facial nerve injection greatly decreases patient discomfort.

PMID: 6472785 [PubMed - indexed for MEDLINE]