rotator


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ro·ta·tor mus·cle

1. one of the rotatores (muscles);
2. muscle that produces a rotation, alone or in concert with other rotators, around an axis, for example, rotator muscles of vertebral column.
Synonym(s): musculus rotator [TA], rotator

ro·ta·to·res (mus·cles)

[TA]
deepest of the three layers of transversospinalis muscles, chiefly developed in the thoracic region; they arise from the transverse process of one vertebra and are inserted into the root of the spinous process of the next two or three vertebrae above; action, traditionally described as a column, it is more likely that these muscles, provided with a very high density of muscle spindles, are organs of proprioception; nerve supply, dorsal primary rami of the spinal nerves.
Synonym(s): musculi rotatores [TA]

rotator

(rō′tā′tər)
n.
1. One that rotates.
2. pl. rotatores (rō′tə-tôr′ēz) Anatomy A muscle that serves to rotate a part of the body.

rotator

[rō′tātər]
Etymology: L, rotare, to rotate
a muscle that rotates a structure around its axis, as the cervical, thoracic, and lumbar musculi rotatores, which function to extend and rotate the vertebral column toward the opposite side.

ro·ta·tor

(rō'tā-tŏr)
A muscle by which a part can be turned circularly.
See also: rotation

rotator

muscle which on contraction moves a body part through all/part of a circle

rotator

an obstetrical instrument used in cows and mares. See rotation fork.
References in periodicals archive ?
Determined to be a candidate for surgical rotator cuff repair
All of a sudden, we've noticed that customers in this region are paying particular attention to the rotator segment, which was never the case historically," he pointed out.
The results of this study support the growing body of evidence, which advocates physiotherapy as the treatment of choice in patients with non-traumatic rotator cuff tears.
This represents approximately 70% of my practice, and this is almost evenly split between rotator cuff repair and fixing dislocating shoulders.
He explains that rotator cuff surgery done with current methods has a failure rate that ranges from 20-90 percent, due in large part to the manner in which the tendons are reattached to the bone.
The rotator cuff consists of four muscles (attached to bone by their tendons) of the upper arm that raise and rotate the arm.
The Healix Advance line of devices, a comprehensive system of rotator cuff anchor and instrumentation solutions, has been available since 2012.
Power Doppler examination did not show visible signs in the subacromial bursa, rotator cuff, and in the synchondrosis.
We will discuss new observations about the strengths, inherent blind spots, and diagnostic effectiveness of shoulder MRI, and then outline the classification of rotator cuff MRI findings and their impact on patient management.
Stretching and strengthening exercises for the shoulder, particularly the rotator cuff, are important for a fishing-specific training program.
When we broke out a bottle of Widmer's O'Ryley Rotator IPA at the most recent panel tasting, one of our tasters commented, "Oh, Widmer, their IPAs are always good.