joint reaction force

joint reaction force

the net force between the bone surfaces within a joint, not including muscle forces.
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Its action as an adductor would, therefore, counteract the work of the deltoid, increasing its force required to elevate the arm and also increasing the overall joint reaction force, which may be deleterious to the long-term life of the device.
Based on previous studies, we hypothesized that, compared to the double-leg stop-jump, the single-leg stop-jump would (1) have smaller hip and knee flexion angles at the time of initial foot contact with the ground, (2) have lower hip and knee flexion angular velocities at the time of initial foot contact with the ground, (3) have a greater ground reaction force during landing, (4) have a greater knee joint reaction force during landing, and (5) have a greater knee flexion moment during landing.
Knee flexion force might also be increased in people with large leg muscle mass because of a large hamstring muscle, which could increase patellofemoral joint reaction force.
Ultimately, the patellofemoral joint reaction force was quantified as the resultant of the resultant quadriceps force vector and the patella ligament force vector.
In vivo measurements of the hip joint reaction force were carried out by Bergmann et al.
A brigade-sized unit that s part of the newly formed Joint Reaction Force, the EEDF was the most modern, high-speed unit in the US.
7% relative to the other marketed designs and may be useful to orthopaedic surgeons, designers, and manufacturers to develop future generations of prostheses that minimize the forces required by the deltoid to elevate the arm; thereby, reducing the overall joint reaction force.
Walking velocity, peak internal knee extensor moment, peak internal knee abductor moment, and peak compressive knee joint reaction force were averaged across three walking trials for each limb.
Waterloo, Ontario, Canada) track motion, and a six-axis load cell measures the resultant joint reaction force at the glenohumeral joint.
This nail angulation enabled the joint reaction force in single-legged stance to be simulated by a single vertical load to the femoral head.
This study is based on an elementary analysis, (1,2) in which the hip joint reaction force (JRF) acting on the lag screw can be resolved into two forces, one acting perpendicular to the lag screw and causing bending ([F.
The motion of the segments and GRFs were used to calculate the minimum joint reaction forces.

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