SonoSite Inc, Bothell, Wash, offers the three-pound iLook series. The iLook 15 and iLook 25 can be used alone, or as a supplement to SonoSite’s full-function, hand-carried, and lightweight toolsthe SonoSite? 180PLUS for general imaging and the SonoHeart? ELITE for echocardiography, or a large, traditional cart-based ultrasound system. Featuring a single fixed transducer, iLook is all-digital, battery-powered, or active current. The systems have a PDA-like touch screen as the user interface. (866) 464-5665; www.sonosite.com .