Study to Determine if Pre- and Post- Operative TAP Catheters With Ropivacaine Versus Placebo Affects Anesthetic, Narcotic Dosing, and Pain Scores

Inclusion Criteria: * Age \>=50 years. * Subjects will be undergoing an elective intra-abdominal or abdominal wall operation, including pelvic operations. Surgery specialties included are general surgery, surgical oncology, urology, gynecology, plastic surgery. Exclusion Criteria: * Subjects with a history of dementia or aphasia, as visual analog scale and confusion assessment will be unreliable. * Patients with an epidural or spinal catheter block. * Patients who do not speak English so that a language barrier is not confused with VAS scoring or confusion. * Patients who are abusing alcohol defined by a high AUDIT score (\>8) will be excluded. * History of bipolar disorder or a psychotic disorder (such as a psychotic major depression, schizophrenia, schizoaffective disorder, or psychosis in Alzheimer's disease or other dementia). * Patients with a documented allergy to ropivacaine or other sodium channel blockers.