Sentence:  The use of <WSD>isolator</WSD> technology to minimize human interventions in processing areas may result in a significant decrease in the risk of microbial  contamination of aseptically manufactured products from the environment. There are many possible designs of <WSD>isolators</WSD> and transfer devices . 
Meaning of the word marked with <WSD> tags:  A device that isolates something from the surrounding environment to keep it sterile.