The surgeon makes the skin incision and places a self-retaining retractor to open the surgical wound.
Operating times were measured starting from the placement of the lid retractors to their removal at the end of the procedure.
Easily visualizing the acetabulum, the surgeon places retractors, avoiding sciatic nerve injury.
The surgeon and assistant protect the sciatic nerve with retractors while dividing the hip capsule, leaving all possible structures intact.
The surgeon places two self-retaining retractors at right angles to one another to retract the longus colli muscles.
1.1Zoology A muscle serving to retract a part of the body.
〔主动〕牵拉肌。比较PROTRACTOR
Compare with protractor
Example sentencesExamples
The literature on echinoderm neurobiology is sparse, but one of the few studies available found that the pharyngeal retractor muscle of the holothurian Cucumaria has perhaps 700 motor units.
In the overhead thrower, the shoulder external rotator muscles, scapular retractor muscles, and protractor and depressor muscles are frequently isolated because of weakness.
Although all of the protractor and retractor muscles have roles in swing phase, most play little or no role in support phase when dogs trot at steady speed on the level.
It is tempting to hypothesize that because the limb girdles display positive allometry, the protractor and retractor muscles attached to them did as well.
On the day of the experiment, the shell was opened, the anterior byssus retractor muscle was exposed, and the pedal ganglia removed.
Definition of retractor in US English:
retractor
nounrəˈtraktərrəˈtræktər
1A device for retracting something.
伸缩装置
seat belts with automatic retractors
带自动伸缩装置的座椅安全带。
Example sentencesExamples
Easily visualizing the acetabulum, the surgeon places retractors, avoiding sciatic nerve injury.
The surgeon places two self-retaining retractors at right angles to one another to retract the longus colli muscles.
Operating times were measured starting from the placement of the lid retractors to their removal at the end of the procedure.
The surgeon makes the skin incision and places a self-retaining retractor to open the surgical wound.
The surgeon and assistant protect the sciatic nerve with retractors while dividing the hip capsule, leaving all possible structures intact.
1.1Zoology A muscle serving to retract a part of the body.
〔主动〕牵拉肌。比较PROTRACTOR
Compare with protractor
Example sentencesExamples
On the day of the experiment, the shell was opened, the anterior byssus retractor muscle was exposed, and the pedal ganglia removed.
It is tempting to hypothesize that because the limb girdles display positive allometry, the protractor and retractor muscles attached to them did as well.
In the overhead thrower, the shoulder external rotator muscles, scapular retractor muscles, and protractor and depressor muscles are frequently isolated because of weakness.
The literature on echinoderm neurobiology is sparse, but one of the few studies available found that the pharyngeal retractor muscle of the holothurian Cucumaria has perhaps 700 motor units.
Although all of the protractor and retractor muscles have roles in swing phase, most play little or no role in support phase when dogs trot at steady speed on the level.