Goniometric motion controller for the superconducting coil in a magnetic stereotaxis system. - Elizabeth G. Quate; Kevin G. Wika; Michael A. Lawson; George T. Gillies; Rogers C. Ritter; M. Sean Grady; Matthew A. Howard III (IEEE Trans. Biomed. Eng., 1991)

Functional design features and initial performance characteristics of a magnetic-implant guidance system for stereotactic neurosurgery. - Robert G. McNeil; Rogers C. Ritter; Bert Wang; Michael A. Lawson; George T. Gillies; Kevin G. Wika; Elizabeth G. Quate; Matthew A. Howard III; M. Sean Grady (IEEE Trans. Biomed. Eng., 1995)

Characteristics of an improved magnetic-implant guidance system. - Robert G. McNeil; Rogers C. Ritter; Bert Wang; Michael A. Lawson; George T. Gillies; Kevin G. Wika; Elizabeth G. Quate; Matthew A. Howard III; M. Sean Grady (IEEE Trans. Biomed. Eng., 1995)

Measurement of friction on straight catheters in in vitro brain and phantom material. - Rogers C. Ritter; Elizabeth G. Quate; George T. Gillies; M. Sean Grady; Matthew A. Howard III; William C. Broaddus (IEEE Trans. Biomed. Eng., 1998)