Pressure BioSciences, Inc. (PBI), a life sciences company, engages in the research, development, and commercialization of sample preparation system. It focuses on the development of a platform technology, called pressure cycling technology (PCT) that uses cycles of hydrostatic pressure between ambient and ultra-high levels to control bio-molecular interactions. The Company offers Barocycler instrument and an internally developed disposable PULSE (Pressure Used to Lyse Samples for Extraction) Tubes, which together make up the PCT sample preparation system.