The present invention is an apparatus and therapy method for proton therapy providing
more accurate dose placement together with a reduced exposure to tissue outside of a …

Among other things, an accelerator is mounted on a gantry to enable the accelerator to
move through a range of positions around a patient on a patient Support. The accelerator is …

Interposing a programmable path length of one or more scattering and/or absorbing
materials into a particle beam may be used to modulate scattering angle and beam range in …

3,958,327 3,992.625 4,038,622 4,047,068 4,112.306 4,129,784 4,139,777 4,197.510
4,220,866 4,230,129 4,239,772 4,256,966 4,336,505 4,342,060 4,345,210 4,353,033 4.425 …

Particle beam irradiation equipment and a method of adjusting irradiation nozzle, which can
ensure a long range and high dose uniformity at any field size are provided. The particle …

Generally, a control system for the above-mentioned known therapy system having a
plurality of treatment rooms comprises a central controller for performing Supervisory control …

References Cited A synchrocyclotron includes magnetic structures to provide a US PATENT
DOCUMENTS magnetic field to a cavity, a particle source to provide a plasma column to the …

A synchrocyclotron comprises a resonant circuit that includes electrodes having a gap
therebetween across the magnetic field. An oscillating voltage input, having a variable …

The present invention provides an increased degree of uniformity of radiation dose
distribution for the interior of a diseased part. A particle beam therapy system includes a …

N-4 Sta end of the yoke interface, respectively, to a first retention feature and a second
retention feature defined by the aperture and the range compensation structure. The locking …