Place the kit or tray on a clean work surface. 3. Turn the kit or tray so the cover flap will open away from you and peel off the cover. Be careful not to touch the inside of the kit or tray. 4. The kit and tray contents are sterile. The outside of the kit or tray is not sterile. 5. Pull the package with the sterile paper sheet open. If the sterile sheet is in the kit, carefully pinch the top of it and lift it up and out of the kit.
frenum (frÄÂ´num), n a vertical band of oral mucosa that attaches the cheeks and lips to the alveolar mucosa of the mandibular and maxillary arches, limiting the motions of the lips and cheeks. Older term:frenulum. Frenum.
A frenectomy is the surgical removal all or part of the frenulum, or frenum, which is a thin band of tissue that is found in various parts of the human body. This surgery is most often performed on frenum tissue that is found in the mouth.renum in the Mouth. There are two primary locations in the mouth where a frenum is found â under the tongue and underneath the center of the upper lip. In some cases, this tissue might interfere with the development or function of the lips or tongue.