Radiotherapy dose analysis methods and systems
Granted: January 7, 2025
Patent Number:
12186592
Dose analysis radiotherapy systems and methods for determine delivered radiotherapy dose, dose rate, irradiation time and position information and planned radiotherapy dose, dose rate, irradiation time and position information. The dose analysis systems and methods further compare the as delivered dose, dose rate, irradiation time and position information to the planned dose, dose rate, irradiation time and position information to generate a graphical representation of one or more of the…
High dose rate radiotherapy treatment planning, system and method
Granted: January 7, 2025
Patent Number:
12186587
A method of planning radiation treatment for a patient includes identifying a region of interest of the patient to be treated with radiation and determining a simulated treatment plan for the region of interest based on a statistical analysis between one or more metrics of the identified region of interest and a previously determined predictive dynamics database that includes information regarding the one or more metrics for corresponding regions of interest for a population of patients.…
Method and apparatus for performing irradiation time optimization for intensity modulated proton therapy during treatment planning while maintaining acceptable irradiation plan quality
Granted: January 7, 2025
Patent Number:
12186586
A computer implemented method of determining a resultant treatment plan for a proton radiation therapy system based on given dose volume constraints, wherein the resultant treatment plan is optimized for treatment time comprises accessing the dose volume constraints and range information, wherein the range information indicates acceptable deviations from the dose volume constraints. Based on the proton radiation therapy system, the method further comprises accessing machine configuration…
Renovascular treatment device, system, and method for radiosurgically alleviating hypertension
Granted: December 10, 2024
Patent Number:
12161883
A radiosurgical method for treating cardiorenal disease of a patient, the method including directing radiosurgery radiation from outside the patient towards one or more target treatment regions encompassing sympathetic ganglia of the patient so as to inhibit the cardiorenal disease. In an exemplary embodiment, the method further includes acquiring three dimensional planning image data encompassing the first and second renal arteries, planning an ionizing radiation treatment of first and…
Display screen with graphical user interface for radiotherapy machine
Granted: November 26, 2024
Patent Number:
D1052591
Apparatuses and methods for modelling and control of ice formation during cryoablation treatments
Granted: November 19, 2024
Patent Number:
12148519
A method of performing a cryoablation treatment includes obtaining an ice formation model and preparing a cryoablation treatment plan based on the ice formation model and one or more characteristics of the target tissue. The method also includes initiating a cryoablation freezing cycle and obtaining ice formation data that describes one or more characteristics of ice being formed during the cryoablation freezing cycle. The method also includes determining a position of one or more…
Particle beam gun control systems and methods
Granted: November 19, 2024
Patent Number:
12145006
Presented systems and methods facilitate efficient and effective monitoring of particle beams. In some embodiments, a radiation gun system comprises: a particle beam gun that generates a particle beam, and a gun control component that controls the gun particle beam generation characteristics, including particle beam fidelity characteristics. The particle beam characteristics can be compatible with FLASH radiation therapy. Resolution control of the particle beam generation can enable dose…
Motion enable mechanism with capacitive sensor
Granted: October 15, 2024
Patent Number:
12115389
A motion-enable device includes a mechanical switch and a capacitive sensor with a sensing region that is located adjacent to the mechanical switch. The mechanical switch enables a first signal when closed or actuated that indicates that the mechanical switch is in an active state. The capacitive sensor enables a second signal when a conductive object is disposed in the sensing region, where the second signal indicates that the capacitive sensor is in an active state. Enablement of…
Coupler and surgical device with collar for covering a sterile flexible wrapper
Granted: October 8, 2024
Patent Number:
12108943
A coupler (2) for the sterile coupling of a percutaneous surgical instrument to a rotational-driving tool (3), extending along a coupling axis (A). The coupler (2) has a distal portion (27) configured to be connected removably to a percutaneous surgical instrument, a proximal portion (28) configured to be connected removably to a driving tool (3), a central portion (29) arranged between the distal (27) and proximal (28) portions. The central portion has a bearing collar (240) extending…
Patient marking and positioning in a radiation therapy system
Granted: October 8, 2024
Patent Number:
12109435
An example method for a radiation therapy system that includes a movable couch to perform radiation therapy has been disclosed. One method includes based on the X-ray images of an anatomical region of the patient that includes a target volume, reconstructing a digital volume of the anatomical region and based on a user input indicating a location of a patient origin in the digital volume, determining one or more shift values for repositioning the patient origin at an isocenter of the…
Refillable ion chamber with automated purging system
Granted: October 1, 2024
Patent Number:
12106929
An apparatus includes an ion chamber and a valve assembly. The ion chamber may include a housing enclosing a gas and one or more electrodes. The valve assembly is coupled to the ion chamber allowing control of replacement of the gas within the housing.
Method for fabricating pixelated scintillators
Granted: September 17, 2024
Patent Number:
12092774
In a method of making pixelated scintillators, an amorphous scintillator material in a molten state is pressed into a plurality of cavities defined by a plurality of walls of a mesh array. The molten scintillator material in the plurality of cavities is cooled to form a pixelated scintillator array. An x-ray imager including a pixelated scintillator is also described.
Radiotherapy methods, systems, and workflow-oriented graphical user interfaces
Granted: September 17, 2024
Patent Number:
12090342
Disclosed herein are radiotherapy methods and systems that can display a workflow-oriented graphical user interface(s). In an embodiment, a method comprises presenting, by the server for display on a screen associated with a radiotherapy machine, a series of consecutive graphical user interfaces, wherein each graphical user interface displays one or more graphical components corresponding to one or more tasks of one or more stages of a patient's radiotherapy treatment; and when a user…
Radiotherapy methods, systems, and workflow-oriented graphical user interfaces
Granted: September 10, 2024
Patent Number:
12086391
Disclosed herein are radiotherapy systems and methods that can display a workflow-oriented graphical user interface(s). In an embodiment, a system comprises a first display in communication with a server, the first display configured to display a first graphical user interface; a second display in communication with the server, the second display configured to display a second graphical user interface, wherein the server is configured to: present the first graphical user interface for…
Model based PBS optimization for flash therapy treatment planning and oncology information system
Granted: September 10, 2024
Patent Number:
12083356
A computing system comprising a central processing unit (CPU), and memory coupled to the CPU and having stored therein instructions that, when executed by the computing system, cause the computing system to execute operations to generate a radiation treatment plan. The operations include accessing a minimum prescribed dose to be delivered into and across the target, determining a number of beams and directions of the beams, and determining a beam energy for each of the beams, wherein the…
Curved couch tops for O-ring treatment units
Granted: September 10, 2024
Patent Number:
12082952
A radiation system employs a couch top rotatable about a yaw axis to provide non-coplanar irradiation of a patient in an O-ring type of radiation machine. The radiation machine includes a source operable to produce radiation and a housing enclosing the source. The housing defines a bore and the source is rotatable at least partially around the bore. The couch top is adapted to be rotatable about a yaw axis, thereby allowing non-coplanar irradiation of at least a portion of the patient by…
Method and apparatus for using a multi-layer multi-leaf collimator as a virtual flattening filter
Granted: September 3, 2024
Patent Number:
12076589
A photon source emits a flattening filter-free photon beam. A control circuit operably couples to a multi-layer multi-leaf collimator that is disposed between the photon source and a treatment area of a patient. The control circuit automatically arranges operation of some, but not all, of the layers of the multi-layer multi-leaf collimator to serve as a virtual flattening filter with respect to the flattening filter-free photon beam emitted by the photon source. By one approach, another…
Analysis of dose rate robustness against uncertainties in radiation treatment planning
Granted: September 3, 2024
Patent Number:
12076584
Presented systems and methods enable efficient and effective robust radiation treatment planning and treatment, including analysis of dose rate robustness. In one embodiment, a method comprising accessing treatment plan information, accessing information corresponding to an uncertainty associated with implementation of the radiation treatment plan, and generating a histogram, wherein the histogram conveys a characteristic of the treatment plan including an impact of the uncertainty on…
Microwave ablation probe with choke
Granted: August 27, 2024
Patent Number:
12070266
A microwave ablation probe includes a cable comprising an antenna configured to deliver Radio Frequency (RF) energy to a target zone and a cooling path defined by a first channel and a second channel configured to circulate cooling fluid in the probe. The inner tube also comprises a choke formed thereon configured to reduce RF energy reflected away from the antenna.
Systems, methods, and devices for multi-energy ray imaging
Granted: August 27, 2024
Patent Number:
12070347
A system can have an x-ray source that generates a series of individual x-ray pulses for multi-energy imaging. A first x-ray pulse can have a first energy level and a subsequent second x-ray pulse in the series can have a second energy level different from the first energy level. An x-ray imager can receive the x-rays from the x-ray source and can detect the received x-rays for image generation. A generator interface box (GIB) controls the x-ray source to provide the series of individual…
