Practice Quiz

CNOR Operating Room Nursing

Category - Intraoperative

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Which of the following is a true statement regarding trochar and cannula use during a surgical procedure?
  1. A trochar and cannula are used to create an opening for the procedure.
  2. A reusable trochar must be sharpened on a routine basis.
  3. After entry into the body cavity, the trochar is left in place and the cannula is removed.
  4. Both A and B
Explanation
Answer: D-During a surgical procedure, a trochar and cannula are used to create an opening for the procedure and when reusing a trochar, it must be sharpened on a routine basis. These two items are used together for endoscopic procedures and may be reusable or disposable. During the procedure, the trochar is used when the opening is made and then removed while the cannula is left in place.
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