Doppler Ultrasound-Visible SignalMark Microspheres are Better Identified than HydroMARK ® Clips in a Simulated Intraoperative Setting in Breast and Lung Tissue

Background Preoperative breast and lung markers have significant drawbacks, including migration, patient discomfort, and scheduling difficulties. SignalMark is a novel localizer device with a unique signal on Doppler ultrasound.