Entellus Medical, Inc. (NASDAQ:ENTL), a medical technology company focused on delivering minimally invasive ENT procedures, today announced that it has entered into a definitive agreement to acquire Spirox, Inc., a privately-held ENT medical technology company that develops, manufactures and markets the LATERA™ Absorbable Nasal Implant, a minimally invasive option for ENTs and facial plastic surgeons to treat nasal airway obstruction.