Description  Claims  Drawing  Cited references 

US2007016003A1   [0009] 
US20050080333A1   [0010] 

Manipulation in MRI Devices using Electrostrictive Polymer Actuators: With an Application to Reconfigurable Imaging Coils   [0011] 
Transmit-Receive Phased Array for MR Guided Spine Interventional Procedures   [0012] 
Coil System for Optimal MR Mammography and MR-Guided Intervention   [0013]