Impressively, the knuckle joint was four times more rigid when supported by the thumb.
From the sciencedaily.com
A mysterious knuckle joint in the sled's suspension was said to make up for some of the stiffness of the one-piece body.
From the time.com
To do that, the researchers measured the stiffness of the knuckle joint of the first finger, and how force is transferred from the fingers to the thumb.
From the sciencedaily.com
To measure stiffness of the second knuckle joint, the study's 10 male subjects slowly pushed a pressure transducer, with clenched fists or with fingers bent but the fist unclenched.
From the sciencedaily.com
They said they could replace the ball joint, knuckle and bearings for $1,130.
From the washingtonpost.com
If you hold the knife blade against the knuckles of your first finger joint, and never raise the blade higher than the second knuckle, it is difficult to cut yourself.
From the independent.co.uk
Patients with RA frequently experience a debilitating condition known as metacarpophalangeal joint disease, which is usually treated by replacing the knuckle joints with solid silicone joints.