In view of over 4 hundred million population were suffer
from the osteoarthrosis, the world health organization
(WHO) especially declared that the health topic from 2000
to 2010 is “Bone and Joint Decade” (BTD) in 1999. And the
osteoarthrosis would cause limit and barrier of the joints
movement of the four limbs for patients in their daily life.
For this reason, the researchers were paid more and more
attention to the manufacturing process of protector in recent
year. The gonarthritis was the common and important health
issue. Most of gonarthitis [1,2] was due to excess and
repeaed load of external force causing chronic damage of the
inner joint.