circumduction


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Related to circumduction: pronation, circumduction gait

circumduction

[‚sər·kəm′dək·shən]
(anatomy)
Movement of the distal end of a body part in the form of an arc; performed at ball-and-socket and saddle joints.
References in periodicals archive ?
Each participant performed maximum voluntary circumduction of the right thumb four times, twice in a clockwise (CW) direction (as viewed from proximal to distal) and twice in a counterclockwise (CCW) direction, at a self-preferred speed, while stiffening the MC[P.
As the participants were performing the thumb circumduction movements, a five-camera Vicon 250 optoelectronic motion capture system (Oxford Metrics Ltd.
However, removing the requirement for finger counting can reduce this to a smaller number, particularly if external interaction is permitted, such as a common feature for thumb circumduction axis to be passive and changed by the user, as is the case with the TBM, iLimb, and Bebionic hands.
Quantifying thumb rotation during circumduction utilizing a video technique.
Figure 3 shows that this patient is having more difficulty with shoulder abduction to 90[degrees] with elbow extended, wrist flexion/extension with elbow extended, and wrist circumduction.
Compensatory gait patterns include increased upper-body lateral sway, ankle plantar flexion of the contralateral foot (vaulting), hip elevation during swing phase (hip hike), or leg circumduction [2].
Patients usually try to compensate for this lack of toe clearance by circumduction of the lower limb [106,108], pelvic tilt on the paretic side [106,109], and trunk lateral flexion toward the nonparetic side [113].
However, walking with a locked knee for the entire gait cycle requires specific gait compensations, including hip hiking, vaulting, and circumduction, to create sufficient toe clearance during swing phase [1-3].
The projection of the thigh angle in the coronal plane depicted thigh motion toward or away from the body and was used as an approximation of circumduction (definition adapted from Kerrigan et al.