divaricator

Tanımlar (İngilizce)

1. isim One of the muscles that open the shell of a brachiopod; a cardinal muscle.

   “Relaxation of the divaricator fibers and maximal contraction of the radial myofilaments, which put the medial basement membranes in tension, may cause medial bending in the hook supports and closing of the hook apparatus.”

2. isim A surgical device for spreading the surroundings and holding open the area in which one is operating.

   “An operation case containing: 1. A tongue forceps. 2. Heister's gag. 3. Author's ringed gag. 4. Three Krishaber's tracheotomoy tubes for children and adults. 5. One divaricator of the commissure. 6. One divaricator of the molars. […]”