FDA 510(k) clearance is a critical regulatory milestone that allows companies to market their medical devices in the United States. For Pulse Biosciences, this approval for the CellFX System could open up significant market opportunities and drive revenue growth. The clearance is directly related to the company's core product offering, making it highly relevant and important for investors. The positive score reflects the potential for stock price appreciation in the short term as the market reacts to this positive development.