Final answer:
The BEST action after the surgeon uses the Draper applicator is to assist in draping the patient. No need to regrown or deglove unless there's been contamination, and involving a supervisor isn't immediately necessary unless there's an issue. Ensuring proper protocol adherence throughout the surgery is also crucial.
Step-by-step explanation:
The BEST action to take after a surgeon has activated the Draper applicator and is prepping the patient for surgery is to assist the surgeon in draping the patient (Option A: Assist the surgeon in draping the patient). The use of the Draper applicator is a step to ensure that the surgical site is sterile, and assisting in draping is the next sequential step in the surgery protocol. Begowning and degloving (Option B) is not indicated unless there has been a breach in sterility. Removing drapes and starting over (Option C) would only be necessary if contamination occurred. Informing the supervisor (Option D) would not be an immediately useful action unless a specific issue arises that needs supervisor attention. It is also important to ensure that all the other protocols for creating a sterile environment and ensuring patient safety are followed, including hand hygiene, administering prophylactic antibiotics before the incision is made, confirming the patient identity, procedure, and surgical site, and reviewing the anticipated critical events with the entire surgical team.