Effect of Ketamine Addition to Lidocaine in Rhinoplasty

Effect of Ketamine Addition to Lidocaine for Postoperative Pain Management in Rhinoplasty

The purpose of this study is to determine whether subanesthetic ketamine addition to lidocaine decreases postoperative pain scores in infiltration anesthesia during rhinoplasty.

In rhinoplasty operations local infiltration anesthesia uses for surgery insight and patient comfort. The investigators designed this study to prolonged the time of infiltration block and preventive analgesia. So, before operation, study drugs will infiltrate to the submucosa of intranasal cavity. Then, surgeon and patient satisfaction, postoperative analgesic demand, postoperative pain scores and side effects will determine.

Inclusion Criteria:

• Patients scheduled for elective rhinoplasty operation under general anesthesia
• Patients with ASA (American Society of Anesthesiology) class I
• Patients between 18-50 years old

Exclusion Criteria:

• Age <18 and >50
• ASA > II
• Preexisting neurological or psychiatric illness
• Systemic diseases (diabetes mellitus, hypertension, coronary heart disease...)
• Having a history of chronic pain and receiving chronic analgesia therapy
• Having a history of drug abuse