Topics and Questions to research for development of synthetic body parts

1. What are the three major synthetic body parts?
2.  How are these body parts produced? (elements used to construct them)
3.  Why are these synthetic body parts important? What will they aid
4.  What is the design of the synthetic part supposed to aid?
5.  What are the mechanics of the synthetic body parts?
6.  How are these synthetic body parts connected to the actual bone?
7.  How do these synthetic body parts last a long time
8.  How do these synthetic body parts maintain their position on the bone? What safety clips and bolts have been used to keep the synthetic parts latched onto the bone?
9. What are the main parts of the  real bone that the synthetic body parts help replace
10.  How do the synthetic body parts and the deteriorated bone compare?
11.  How are the synthetic body parts designed to allow veins and intramuscular connections pass through?
12.  Are there chances that these synthetic body parts may wear out and be nonfunctional?
13. What complications are associated with the synthetic body parts? What dangers and threats can arise due to the synthetic body parts?
14. What are some goals associated with synthetic parts? What are some body functions that scientists want to be able to generate through synthetic body parts?
15. How are vertebral disks created, manufactured, developed, what are they made of?