Final answer:
LifeNet Health is the primary company that uses Biocleanse technology for sterilizing grafts, ensuring the safety and efficacy of the allograft tissues for transplantation.
The correct answer is option A. LifeNet.
Step-by-step explanation:
The company primarily associated with the use of Biocleanse sterilization technology for grafts is LifeNet Health. Biocleanse is a patented sterilization process that is designed to render allograft tissue safe for transplantation without compromising the biological and mechanical properties of the graft. It uses a combination of chemical and physical methods to achieve sterility. Though other companies may also utilize sterilization processes for tissue grafts, LifeNet Health is renowned for its implementation of Biocleanse technology.