fixator muscle

fix·a·tor mus·cle

a muscle that acts as a stabilizer of one part of the body during movement of another part.
Farlex Partner Medical Dictionary © Farlex 2012

fix·a·tor mus·cle

(fik'sā-tŏr mŭs'ĕl)
A muscle that acts as a stabilizer of one part of the body during movement of another part.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012