This letter introduces a quasi-passive variable stiffness ankle ... does not require high-power actuators but instead relies on a clutch and elastic component to mimic the interaction between muscles ...

The results of the first analysis showed that only the variable maximum passive ankle dorsiflexion contributed significantly (F1,26=8.9, p=0.006) to calf muscle stiffness as quantified ... Alfred ...

In this article, first, a reconfigurable variable stiffness actuator with passive nonlinear variable stiffness and active variable stiffness characteristics is proposed to improve the adaptability and ...

Have you ever heard the person who talks about the weather on TV say that the weather is going to be variable close variableA named piece of data (often a number or text) stored in a computer’s ...

But you don't need to spend hours stretching out to work out how to loosen stiff joints, a simple 10-minute routine will do. Stretching and mobility exercises can help alleviate the discomfort ...

BACKGROUND Colonoscopy remains technically difficult in 10–20% of procedures due to variable ... shaft stiffness will probably improve with practice as endoscopists become adept at identifying the ...

But you don't need to spend hours stretching out to work out how to loosen stiff joints, a simple 10-minute routine will do. Even a 10-minute stretching routine like this one can help loosen stiff ...

If you're preparing for ankle ligament surgery ... gentle movements as recommended by your doctor can actually help prevent stiffness and improve blood flow, aiding in recovery. Remember, pain ...

In this paper, the first joint actuator is taken as an example to introduce the structure. As shown in Figure 2A, the structure of the non-linear stiffness actuator mainly includes the support frame, ...