The words tijera and tijeras can be used interchangeably in Spanish to refer to a single pair of scissors.
Both IV sedation (twilight) and general anesthesia are used commonly for cosmetic or plastic surgery. Regardless of technique, the patient's vital signs must be monitored, which include but not limited to heart rate, blood pressure, and breathing rate.
Conscious sedation is the use of a combination of medications to help the patient relax (a sedative) and to block pain (an anesthetic) during a medical or dental procedure. A combination of a benzodiazepine and an opiate analgesic for pain relief is typically used.