This morning, CardioComm Solutions, Inc. (EKG-TSX.V), a developer of software for informational management solutions used within the diagnostic cardiac and telemedicine markets, announced the receipt of an FDA Class II Medical Device Clearance for its proprietary GUAVA II ECG Viewer software.

Upon news that over the past two months, Massachusetts-based Pressure BioSciences, Inc. (PBIO-OTC) has raised an excess of $2.2 million, and seeks to raise more in February 2014, it is time to look closer at the business of this small-cap company. A quick Google search will tell you that Pressure BioSciences makes laboratory instruments for the “sample preparation” market—a market that is integral to life science research in tens of thousands of laboratories worldwide. But what is sample preparation? Is there a market for Pressure BioSciences’ products?

What is Sample Preparation?