| abstract |
tonIncreasing the stability of a finger joint prosthesisnwith a joint body 14, a first and a secondnHas hinge element pivotally about an axis of rotation with each othernare connected and of which in each case an anchoring bar 30,n32 for attachment to a proximal and / or distal phalanxnextends, wherein the anchoring bars 30, 32 eyelets 40,n42, 44 with openings for receiving fixation screwsnare proposed according to the invention,nthe first joint element is an outer hollow bodynwith an insertion opening 22, that the second joint elementnan inner hollow body, that the inner hollow bodynin the installed position over the insertion opening 22 relatively movablencan be used in the outer hollow body and thatnan axle 48 in installation position for rotatably connecting to thenOuter hollow body in the hollow bodyncan be used (Fig. 4). |