3D Line Medical Systems, Owings Mills, Md, offers the DynART”, a technique for delivering intensity modulated radiation treatment. The company’s turnkey solution comprises a dynamic multileaf collimator for retrofit to any existing linear accelerator combined with a treatment planning system dedicated to dynamic conformal arc methodology for shielding critical structures while optimizing dose delivery to tumor volumes. (410) 581-6701; www.3dline.com .