Allen End-Cutting Intrasulcular Knife, Black Line, DE Periodontal knives also known as gingivectomy knives, primarily used for gingivectomy and gingivoplasty. Gingivectomy is a surgical periodontal procedure in removing or reshaping gums. A gingivectomy may be done to get rid of diseased gum tissue or pockets between the teeth and gums if it cannot be cured with antibiotics or root planning and scaling. Gingivectomy is usually done before gum disease has damaged the bone supporting your teeth. Product Details: Allen End-Cutting Intrasulcular Knife Used for gingivectomy and gingivoplasty Double ended hand instrument Hollow handle design, 10mm dia Surgical stainless steel Completely sterilizable Gingivoplasty is a procedure used to reshape and re-contour the gum tissue for cosmetic, physiological, or functional purposes. Gingivoplasty is normally done in combination with gingivectomy. Many patients have a gummy smile which is caused by excessive and overgrown gum tissue that can be removed using gingivoplasty for a more regularly shaped and attractive gums.