These consist of four straight muscles, two oblique, and one retractor.
The back of the scoop was used as a retractor for delicate structures.
Its edge is then drawn slightly outwards by means of a retractor and separated from the underlying deep fascia.
Scotty pulled the retractor of his rifle and a cartridge rammed into the firing chamber.
There is, however, another muscle—the retractor oculi—belonging to the same group which is innervated by the VIth nerve.
The muscles of the eye are seven in number—one retractor, four straight, and two oblique.
Paresi took tweezers, a retractor, two scalpels and a hypodermic case out of the kit and laid them in a neat row on the bunk.
retractor re·trac·tor (rĭ-trāk'tər)
A surgical instrument used to hold back organs or the edges of an incision.
A muscle, such as a flexor, that retracts an organ or a part.