gum lancet

gum lan·cet

a lancet used for incising the gum over the crown of an erupting tooth.
Farlex Partner Medical Dictionary © Farlex 2012

gum lan·cet

(gŭm lansĕt)
Cutting tool used for incising gingiva over crown of an erupting tooth.
Medical Dictionary for the Dental Professions © Farlex 2012