English: Static images of the hand in the resting phase before cracking (left).
The same hand following cracking with the addition of a post-cracking distraction force (right). Note the dark, interarticular void (yellow arrow).
Deutsch: Statisches Bild der Hand in der Ruhephase vor dem Fingerknacken (links).
Dieselbe Hand nach dem Knacken (rechts). Zu beachten ist der dunkle, intraartikuläre Hohlraum (gelber Pfeil).
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