PLC Systems Inc. (OTC Bulletin Board PLCSF), a company focused on innovative cardiac and vascular medical devicebased technologies, announced that it will be presenting at the IN3 East Medical Technology Company Conference at the Westin Copley Place Hotel in Boston, Massachusetts on Wednesday, June 24, 2009, at 535 pm. Presenting for the company, with a review of the Companys newest product, RenalGuard(R), will be James G. Thomasch, Chief Financial Officer.

About PLC Systems Inc.

PLC Systems Inc. is a medical technology company specializing in innovative technologies for the cardiac and vascular markets. Headquartered in Franklin, Massachusetts, PLC pioneered the CO2 Heart Laser System, which cardiac surgeons use to perform CO2 transmyocardial revascularization (TMR) to alleviate symptoms of severe angina. PLCs newest product, RenalGuard, is approved for sale in the EU as a general fluid balancing device.

PLC Systems, PLC Medical Systems, PLC and CO2 Heart Laser, and RenalGuard are trademarks of PLC Systems Inc.