where do frenectomy
From Wikipedia, the free encyclopedia. A lingual frenectomy is the removal of a band of tissue (the lingual frenulum) connecting the underside of the tongue with the floor of the mouth. While the procedure is usually safe, it can result in nerve damage, which can produce severe, permanent, untreatable pain.The removal of the lingual frenulum under the tongue can be accomplished with either frenectomy or frenuloplasty.hile the procedure is usually safe, it can result in nerve damage, which can produce severe, permanent, untreatable pain. The removal of the lingual frenulum under the tongue can be accomplished with either frenectomy or frenuloplasty.