Bilateral Phacoemulsification in an African Elephant (Loxodonta africana)

Figure 6

A modified retrobulbar block was performed using a slightly bent, 19-gauge, 2.5-inch needle to deposit approximately 25 ml of 2% mepivacaine (Pharmacia & Upjohn Company, Pfizer Inc. NY, NY, USA) through the ventral and dorsal bulbar conjunctiva behind the globe.