A system includes a patient support and an outer gantry on which an accelerator is mounted to enable the accelerator to move through a range of positions around a patient on the patient support. The accelerator is configured to produce a proton or ion beam having an energy level sufficient to reach
A system includes a patient support and an outer gantry on which an accelerator is mounted to enable the accelerator to move through a range of positions around a patient on the patient support. The accelerator is configured to produce a proton or ion beam having an energy level sufficient to reach a target in the patient. An inner gantry includes an aperture for directing the proton or ion beam towards the target.
대표청구항▼
1. A system comprising: a patient support to support a patient;a synchrocyclotron to produce a proton or ion beam having an energy level sufficient to reach a target in the patient on the patient support;an outer gantry on which the synchrocyclotron is mounted to enable the synchrocyclotron to move
1. A system comprising: a patient support to support a patient;a synchrocyclotron to produce a proton or ion beam having an energy level sufficient to reach a target in the patient on the patient support;an outer gantry on which the synchrocyclotron is mounted to enable the synchrocyclotron to move through a range of positions around the patient on the patient support; andan inner gantry comprising a beam-focusing device to shape the proton or ion beam before the target;wherein the synchrocyclotron (i) comprises a magnet that produces a magnetic field strength of up to 20 Tesla, (ii) is configured to produce, for delivery to a patient, a beam of charged particles having an energy level of at least 150 MeV, and (iii) has a weight less than 30 Tons. 2. The system of claim 1, wherein the synchrocyclotron has a volume no larger than 4.5 cubic meters. 3. The system of claim 1, wherein the beam-focusing device comprises an aperture that is controllable in at least one of size or shape. 4. The system of claim 1, wherein the outer gantry is configured to rotate the synchrocyclotron around the patent support; wherein the outer gantry comprises two arms extending from an axis of rotation of the outer gantry and a truss between the two arms on which the synchrocyclotron is mounted; andwherein the inner gantry is within at least part of volume defined by rotation of the outer gantry around the patient support. 5. The system of claim 1, further comprising: a beam formation system that is controllable to produce a specified combination of scattering angle and range modulation for the proton or ion beam;wherein the synchrocyclotron is configured to produce the proton or ion beam having an energy level sufficient to reach any arbitrary target in the patient from positions within the range, the proton or ion beam passing from a housing of the synchrocyclotron and through the beam formation system to the patient. 6. The system of claim 1, further comprising: a beam formation system comprises scanning elements;wherein the synchrocyclotron is configured to produce the proton or ion beam having an energy level sufficient to reach any arbitrary target in the patient from positions within the range, the proton or ion beam passing from a housing of the synchrocyclotron and through the beam formation system to the patient. 7. The system of claim 1, wherein the synchrocyclotron comprises: current driven superconducting coils, RF-driven plates, an acceleration chamber, a superconducting coil cooling chamber, vacuum pumps for the vacuum acceleration chamber and for the superconducting coil cooling chamber, a current driven ion source, a hydrogen gas source, and RF plate coolers; andcontrol electronics to control the current driven superconducting coils, the RF-driven plates, the vacuum pumps for the vacuum acceleration chamber and for the superconducting coil cooling chamber, the current driven ion source, the hydrogen gas source, and the RF plate coolers. 8. The system of claim 1, wherein the magnetic field strength is between 6 Tesla and 20 Tesla. 9. The system of claim 1, wherein the outer gantry is rotatable to a precision on the order of one millimeter. 10. The system of claim 1, wherein the inner gantry is controllable to position the beam-focusing device at a precision of less than one millimeter. 11. A system comprising: a patient support to support a patient;a particle accelerator to produce a proton or ion beam having an energy level sufficient to reach a target in the patient on the patient support;an outer gantry on which the particle accelerator is mounted to enable the particle accelerator to move through a range of positions around the patient on the patient support; andan inner gantry that is C-shaped and that comprises a beam-focusing device, the beam-focusing device being movable along the inner gantry and being configured to collimate the proton or ion beam before the target;wherein the particle accelerator (i) comprises a magnet that produces a magnetic field strength of up to 20 Tesla, (ii) is configured to produce, for delivery to a patient, a beam of charged particles having an energy level of at least 150 MeV, and (iii) has a weight less than 30 Tons. 12. The system of claim 11, wherein the particle accelerator has a volume no larger than 4.5 cubic meters. 13. The system of claim 11, wherein the beam-focusing device comprises an aperture that is controllable in at least one of size or shape. 14. The system of claim 11, wherein the outer gantry is configured to rotate the particle accelerator around the patent support; wherein the outer gantry comprises two arms extending from an axis of rotation of the outer gantry and a truss between the two arms on which the particle accelerator is mounted; andwherein the inner gantry is within at least part of volume defined by rotation of the outer gantry around the patient support. 15. The system of claim 11, further comprising: a beam formation system that is controllable to produce a specified combination of scattering angle and range modulation for the proton or ion beam;wherein the particle accelerator is configured to produce the proton or ion beam having an energy level sufficient to reach any arbitrary target in the patient from positions within the range, the proton or ion beam passing from a housing of the particle accelerator and through the beam formation system to the patient. 16. The system of claim 11, further comprising: a beam formation system comprises scanning elements;wherein the particle accelerator is configured to produce the proton or ion beam having an energy level sufficient to reach any arbitrary target in the patient from positions within the range, the proton or ion beam passing from a housing of the particle accelerator and through the beam formation system to the patient. 17. The system of claim 11, wherein the synchrocyclotron comprises: current driven superconducting coils, RF-driven plates, an acceleration chamber, a superconducting coil cooling chamber, vacuum pumps for the vacuum acceleration chamber and for the superconducting coil cooling chamber, a current driven ion source, a hydrogen gas source, and RF plate coolers; andcontrol electronics to control the current driven superconducting coils, the RF-driven plates, the vacuum pumps for the vacuum acceleration chamber and for the superconducting coil cooling chamber, the current driven ion source, the hydrogen gas source, and the RF plate coolers. 18. The system of claim 11, wherein the magnetic field strength is between 6 Tesla and 20 Tesla. 19. The system of claim 11, wherein the outer gantry is rotatable to a precision on the order of one millimeter. 20. The system of claim 11, wherein the inner gantry is controllable to position the beam-focusing device at a precision of less than one millimeter.
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