Sedation is useful for minor oral surgery because it helps prevent excessive increases in blood pressure and heart rate and reduces mental stress arising from the surgery. 1 – 3 This is a significant benefit for both the patient and the operator. However, if the sedative level goes beyond moderate sedation, airway problems may arise, and deep sedation may also lead to a delay in recovery from sedation. In addition, implant surgery often takes longer than tooth extraction, and maintaining an adequate sedation level for longer procedures can