When Sterile Supplies Have Been Opened, the Setup Is Vulnerable

When sterile supplies have been opened, the setup is vulnerable to contamination. The longer a setup remains exposed, the greater the risk of contamination. It is recommended that supplies not be left open before a case ________.

A) for more than 2 hours
B) unless it is constantly monitored for contamination
C) unless signs have been posted on the doors, and the doors have been taped to prevent entry into the room
D) without informing the patient of the length of time that the room has been open