The NiTi hand files are a hand-used tapered and pointed endodontic instrument made of nickel titanium alloy with cutting edges used to mechanically shape and prepare the root canals during endodontic therapy or to remove the root canal obturating material while performing retreatment.

Imd Medical is a Sino-American Joint Venture Company founded in 2004 who is a orthodontics and endodontics supplier engaged in R&D, manufacturing and marketing of dental products and personnel protective equipment (PPE).