Have you been searching for a stock that might be well-positioned to maintain its earnings-beat streak in its upcoming report? It is worth considering Revvity (RVTY) , which belongs to the Zacks Medical Services industry.This maker of scientific instruments has an established record of topping earnings estimates, especially when looking at the previous two reports. The company boasts an average surprise for the past two quarters of 6.48%.For the last reported quarter, Revvity came out with earnings of $0.98 ...