Key TakeawaysBoston Scientific has purchased Silk Road Medical, which makes products to help prevent strokes in patients with carotid artery disease.The company is paying $1.26 billion for Silk Road, or $27.50 per share, a 27% premium to Monday's closing price.Boston Scientific said the acquisition will not be accretive to its adjusted earnings per share until 2026. Shares of Silk Road Medical (SILK) soared in intraday trading Tuesday after Boston Scientific (BSX) announced it was buying the medical device ...