Abstract: An example computer-implemented method for a treatment delivery system is disclosed. The method includes receiving an input requesting movement of a couch of the treatment delivery system from a first position to a second position, and in response to the input, transmitting, to a surface guidance system, position information for the couch, wherein the position information is for modifying a reference patient surface, and causing the couch to move from the first position to the second position.

Abstract: An example computer-implemented method for a treatment delivery system is disclosed. The method includes transmitting, to a surface guidance system, a first signal indicating that delivery of radiation is beginning to a region of patient anatomy, wherein the radiation includes a first portion and a second portion. After delivering the first portion to the region, the method also includes receiving a second signal from the surface guidance system, wherein the interrupt signal is based on a reference surface generated in response to the first signal, and in response to the second signal, halting delivery to the region of the second portion of the radiation.

Abstract: Disclosed herein are radiotherapy methods and systems that can display a workflow-oriented graphical user interface(s). A method comprises presenting a plurality of pages for display, each corresponding to a stage of a radiotherapy treatment for a patient; in response to receiving an indication that a surface of a patient is aligned, retrieving, from a radiotherapy file, a first image of an internal target aligned in accordance with treatment attributes; receiving a second image of the internal target; overlaying on a first page of the plurality of pages, the first image and the second image, the first page displaying a direction to position the internal target in the second image to align with the internal target in the first image; and when the internal target is aligned, presenting for display a second page of the plurality of pages corresponding to a subsequent stage of the radiotherapy treatment for the patient.

Abstract: 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 displaying on the first display, wherein the first graphical user interface contains one or more pages corresponding to one or more stages of a radiotherapy treatment, wherein the server transitions from a first page of the one or more pages representing a first stage to a second page of the one or more pages representing a second stage responsive to an indication that at least a predetermined portion of tasks associated with the first stage has been satisfied.

Abstract: A system includes at least one processor configured to execute computer executable instructions to cause the system to: generate or obtain a first radiation treatment plan for a treatment target in a patient, the first radiation treatment plan prescribing beam characteristics for a plurality of beamlets or spots in the treatment target, the beam characteristics including a monitor unit value associated with each of the plurality of beamlets or spots in at least a first field; and display, via a graphical user interface, at least one representation of a first distribution of monitor units for the first radiation treatment plan, the at least one representation of the first distribution of monitor units indicating, for each respective monitor unit value, a number of beamlets or spots in at least the first field having the respective monitor unit value.

Abstract: 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 a server, a graphical user interface for display on a screen positioned on a gantry of a radiotherapy machine, wherein the graphical user interface comprises a page corresponding to a radiotherapy treatment of a patient, wherein the page comprises a first graphical element indicating at least one attribute of the alignment data corresponding to the radiotherapy treatment of the patient.

Abstract: An interface mount provides one or more attachment points each comprising an electromagnet operable to generate a magnetic field to hold an accessory including one or more magnetic members, allowing the accessory to be accepted by the interface mount.

Abstract: An electron applicator, which is used along with a linear accelerator in a FLASH radiotherapy treatment program, includes an integrated dosimeter for accurately measuring the FLASH radiation levels, and an interchangeable high-density polymer cutout which can be easily, inexpensively, and accurately formed to match the irregular shape of a tumor.

Abstract: A probe and method of using a probe are disclosed. The probe may comprise a first member, a tip, a second member, and a third member. The first member may have a first and second end portions. The tip may be configured to engaged to the first member at the second end portion. The second member may be configured to extend and be positioned within the first member. The third member may be configured to be disposed outward of the second member along at least a portion of the second member, engage an inner surface of the first member, and define to least one passage between the third member and the first member. The probe may be coupled to a fluid supply and return, and fluid may flow within the probe, including within the passage defined between the first and third members.

Abstract: An apparatus includes a first multileaf collimator comprising a plurality of pairs of beam-blocking leaves each comprising an end portion. The end portions of the beam-blocking leaves of one pair are contoured to allow forming a first aperture when the beam-blocking leaves of the pair are closed. The first aperture has a closed shape such as a circle in a beam's eye view.

Abstract: Systems and methods for determining beam asymmetry in a radiation treatment system using electronic portal imaging devices (EPIDs) without implementation of elaborate and complex EPID calibration procedures. The beam asymmetry is determined based on radiation scattered from different points in the radiation beam and measured with the same region of interest ROI of the EPID.

Abstract: A radiation dose rate monitor system includes an emitting electrode configured to be impinged by radiation radiation; a collecting electrode configured to form an electrical circuit with said emitting electrode, a current measurement device configured to measure a current through said emitting and collecting electrodes indicative of a dose of said radiation radiation, and a chamber enclosing a gas. Emission of secondary electrons from the emitting electrode provides a majority of the current.

Abstract: Systems and methods for real-time target validation during radiation treatment therapy based on real-time target displacement and radiation dosimetry measurements.

Abstract: A radiation suite includes a room having a floor, a ceiling, and one or more walls, a radiation system including a gantry enclosing a radiation source and a couch, and an image projection system operable to project an image on a projection surface on at least a portion of the gantry and/or the couch, providing a calming environment for a patient to relax. The image projection system comprises a computer and one or more projectors operably controlled by the computer. The computer comprises a mapping software operable to map an image file to the projection surface. The one or more projectors are operable to project the mapped image file on the projection surface.

Abstract: Disclosed herein are methods and systems for training artificial intelligence (AI) models. A central server may train an AI model by outputting, onto an electronic device operated by a user, results of execution of the AI model; monitoring the electronic device to identify a set of interactions between the user and the electronic device while the electronic device is outputting the results; generating a first training dataset corresponding to the user's interactions with the electronic device, the first training dataset corresponding to a frequency of correction of results; generating a second training dataset corresponding to the user's input to a prompt requesting the user to input a numerical value associated with an accuracy of the results; and training the AI model using the first and second training datasets.

Abstract: 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 radiation therapy system with respect to a coordinate system. The method also includes obtaining a treatment plan that is based on the location of the patient origin and is associated with the target volume, based on the treatment plan, repositioning the movable couch so that the patient origin is disposed at the isocenter, and while the patient origin is disposed at the isocenter, directing a treatment beam to the patient origin in accordance with the treatment plan associated with the target volume.

Abstract: A method includes determining skin characteristics in a region of a patient. An in-treatment optical scan is performed on a region of a patient, wherein the in-treatment optical scan comprises a near infrared (NIR) energy source. A plurality of detected signals is detected from the optical scan. The skin characteristics are filtered out from the plurality of detected signals. Skeletal anatomy positioning associated with the region is determined from the plurality of signals that is filtered.

Abstract: 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 information comprising a plurality of machine parameters that define a maximum resolution achievable in irradiating a patient. Further, the method comprises iteratively adjusting the plurality of machine parameters to values which decrease the maximum resolution and simulating a plurality of candidate treatment plans to generate a plurality of treatment plan results, wherein each treatment plan result comprises: a respective treatment time and a respective plan quality.