Implant carpometacarpal joint of the thumb.

摘要

It DESCRIBED a joint prosthesis for carpometacarpal joint replacement HUMAN THUMB. A first REPLACING THE FIRST metacarpal articular portion engages a second element REPLACED articular portion of the trapezium. Articulating SUPPLIED said first and second mating surfaces butting TOROIDAL SECTIONS ARE ADDITIONAL SURFACES SURFACE IDENTICA Garter, PRESENTING HEADQUARTERS HOLES same diameter as the diameter of the tubes. Contact between mating surfaces only performed ALONG A PAIR OF CURVES IN PLANES PERPENDICULAR LINES, OPEN SPACES FOR PROVIDING joint lubrication BY BIOLOGICAL FLUIDS.