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

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.