 On Day 1, following an epinephrine wash of the spinal block syringe, eligible subjects will receive a single 1.6 mL dose of bupivacaine HCl 7.5 mgmL within 2 hours prior to the surgical procedure as a spinal block. EXPAREL 266 mg in 20 mL expanded with 70 mL of preservative-free sterile normal saline to a total volume of 90 mL will be infiltrated into the surgical site at the end of the surgery prior to wound closure. There will be no local co-administration of the two drugs. 