| The surgeon and assistant perform a craniotomy while the scrub person sterilely drapes the surgeon's and assistant's chairs and the microscope. |
| Additional equipment is immediately available but remains sterilely packaged ready to be opened if a median stemotomy becomes necessary. |
| After the induction of general anesthesia and sterilely preparing the patient's chest, abdomen and groin, a vertical midline median sternotomy was performed. |
| The pale white light floated evenly, sterilely, from a spot on the western horizon. |
