center of rotation


Also found in: Acronyms.

center of ro·ta·tion

a point or line around which all other points in a body move. See: axis.

center of rotation,

n a point or line around which all other points in a body move.
References in periodicals archive ?
The distances between the ankle center of rotation and the center of pressure in the global coordinates, which were necessary for the estimation of the moment arms, were obtained directly from the marker positions in the global coordinate system.
For simulation option chooses clockwise direction for the crank wheel to shift the center of rotation of limb in upper side for lower motion chooses vice versa.
Methods for determining the center of rotation of the spine vary and include in vitro and in vivo studies, radiographic analysis, displacement jigs, and geometrical correlation to determine the apparent axial center of rotation.
As is standard procedure with total knee replacement operations, the surgeon physically manipulates the patient's leg, rotating it in different directions and angles to locate the knee's natural center of rotation.
The KneeAlign[R] 2 System, which also provides precise tibial alignment, uses an ADI iSensor[R] digital IMU (inertial measurement unit) to allow an orthopedic surgeon to quickly determine the center of rotation of a patient's femur and calculate the precise angles to cut the bone in knee replacement surgery.
Inverting the concavities shifts the center of rotation (CoR) inferiorly and medially and changes the position of the humerus.
Diamond touts the benefits of mounting the bearing system on the limb tips to include the ability to position cam track geometries so that they approach the center of rotation.
The new semi-levered landing gear allows the 777-300ER airplane to lift its nose early during takeoff by shifting the center of rotation from the main axle to aft axle of the three-axle landing gear truck.
The Mobi-C's polyethylene insert provides controlled mobility that respects the instantaneous center of rotation and closely replicates anatomic movement, allowing for six degrees of freedom.
Caption: Figure 3 The drawings show the differences among three different type of rTSA and the location of both the center of rotation and the relative lateral displacement of the humerus based upon the design of the implant.
The farther the mass is from the center of rotation, the harder it is to accelerate.

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