1
Annie L Ferreri, Daniel F Dlugos, David N Plescia, William L Hassler Jr: System and method for determining implanted device orientation. Ethicon Endo Surgery, Frost Brown Todd, February 9, 2010: US07658196 (117 worldwide citation)

A system is operable to detect the orientation of an implant component. The system comprises an implantable component, an external component, and a logic component. The implantable component comprises a first coil operable to transmit a first signal having a phase. The external component comprises a ...


2
William L Hassler Jr, Daniel F Dlugos, Lauren S Weaner, Russell L Holscher, Annie L Ferreri: System and method for determining implanted device positioning and obtaining pressure data. Ethicon Endo Surgery, Frost Brown Todd, August 17, 2010: US07775215 (67 worldwide citation)

A sense head comprises a plurality of coils and a needle window. The sense head is operable to receive RF signals communicated from a needle target such as an injection port located within a patient. A user interface is configured to visually display an indication to a user relating to the positioni ...


3
Annie L Ferreri, Daniel F Dlugos, David N Plescia, William L Hassler: System and Method for Determining Implanted Device Orientation. Frost Brown Todd, September 13, 2007: US20070213837-A1

A system is operable to detect the orientation of an implant component. The system comprises an implantable component, an external component, and a logic component. The implantable component comprises a first coil operable to transmit a first signal having a phase. The external component comprises a ...


4
William L Hassler, Daniel F Dlugos, Lauren S Weaner, Russell L Holscher, Annie L Ferreri: System and method for determining implanted device positioning and obtaining pressure data. Frost Brown Todd, September 21, 2006: US20060211914-A1

A sense head comprises a plurality of coils and a needle window. The sense head is operable to receive RF signals communicated from a needle target such as an injection port located within a patient. A user interface is configured to visually display an indication to a user relating to the positioni ...