Our United Corporation

Shenzhen Our New Medical Technologies Development Co., Ltd.

Shenzhen Our New Medical Technologies Development

Tianchang Gou

Hao Yan

Jinsheng Li

Jiuliang Li

Liang Wang

Pengfei Zhang

Wen Wang

Chun Luo

Xiaojun Yue

Bing He

Kaiqiang Fu

Fan Gao

A radiotherapy monitoring system, including radiotherapy equipment and one or more stereo cameras. A support apparatus included in the radiotherapy equipment carries a patient, and a first three-dimensional surface image of the patient is acquired by the one or more stereo cameras, such that the movement of the patient can be monitored based on the first three-dimensional surface image.

Radiotherapy monitoring system and method for controlling same

The present disclosure discloses a positioning method, a processing device, a radiotherapy system and a storage medium, which belong to the field of medical technologies. The method includes: acquiring a three-dimensional body surface image of a patient on a support apparatus after receiving a positioning instruction; determining a first deviation between the three-dimensional body surface image of the patient and a first body surface reference image in each coordinate direction in the three-dimensional coordinate system, based on the three-dimensional body surface image of the patient and the first body surface reference image, so that the support apparatus is movable according to the first deviations in the various coordinate directions until the first deviations are within a preset threshold range after the movement.

Positioning method, processing device, radiotherapy system, and storage medium

The present disclosure provides a method and apparatus for image guidance, a medical device and a computer-readable storage medium. The method for image guidance includes: controlling an imaging mechanism to rotate around a patient positioning mechanism; acquiring a first image in response to that the imaging mechanism is rotated to any one of the capturing angles, the first image being a medical image of the patient captured by the imaging mechanism at a first capturing angle, and the first capturing angle being a capturing angle to which the imaging mechanism is currently rotated; performing, after a second image corresponding to the first image is acquired, image guidance using a combination of the first image and the second image as an indicator of a current position state of the patient.

Method for image guidance, medical device and computer-readable storage medium

Provided is a method for checking consistency between a radiotherapy equipment isocenter and a treatment isocenter, wherein the method includes: acquiring projection data from a detector and generating image data based on the projection data, wherein the image data includes a light spot and a shading located in the light spot, and the light spot and the shading are formed by a radiation beam generated by a treatment head of the radiotherapy equipment and then being blocked by a radiation blocking body; and determining an offset between the radiotherapy equipment isocenter and the treatment isocenter based on the image data. A system and a device for checking consistency between a radiotherapy equipment isocenter and a treatment isocenter are also provided.

Method and system for checking consistency between radiotherapy equipment isocenter and treatment isocenter

A control method for positioning is provided, which is applicable to a radiotherapy system. The method includes: acquiring a plurality of first body surface coordinates of a target site in a three-dimensional body surface image of a treatment object on a treatment couch; acquiring a plurality of second body surface coordinates under an isocentric coordinate system by transforming the first body surface coordinates using a target transformation matrix corresponding to the first placement position; determining, based on the plurality of second body surface coordinates and a contour image of the target site in the treatment plan, a placement offset of the target site, so as to control the treatment couch to move until the placement offset of the target site upon the movement meets a target offset requirement.

Control method and device for positioning, radiotherapy system, and storage medium

Provided is a method for acquiring labeled data, including acquiring a 3D-3D registration sample, wherein the 3D-3D registration sample includes a sample 3D image, a reference 3D image and 3D-3D registration data, and the 3D-3D registration data includes correspondence data between the sample 3D image and the reference 3D image; generating at least one dual-2D-image based on the sample 3D image, wherein each dual-2D-image is a combination of 2D projection images of the sample 3D image in two different directions; and generating 2D-3D registration data corresponding to each dual-2D-image based on the 3D-3D registration data, wherein each 2D-3D registration data includes correspondence data between the dual-2D-image and the reference 3D image.

Method and apparatus for acquiring labeled data, training method and apparatus, and medical equipment

A method for adjusting a position, including: acquiring a real-time position of a positioning marker preset at an affected part; acquiring a reference position of the positioning marker; and outputting position adjustment information, by means of a display and/or a voice, based on the real-time position and the reference position. The position adjustment information is configured to prompt a patient to adjust his/her position.

Method and apparatus for adjusting position, storage medium, and radiotherapy system

Provided is a setup method which can include: acquiring a position of a reference mark point provided on a noninvasive positioning device in an infrared coordinate system of an infrared positioning system; according to the position of the reference mark point in the infrared coordinate system, a relative position between the reference mark point and an image center point in an electronic scanning image, and a position of an isocenter of a radiotherapy equipment in a patient supporting device PSD coordinate system of the radiotherapy equipment, determining a first offset between the image center point and the isocenter in the PSD coordinate system; and adjusting the first offset to a first target offset by adjusting a position of a patient supporting device in the PSD coordinate system.

Setup method and apparatus, data processing device, and radiotherapy system

Provided is a device for verifying a radiotherapy system, including at least two of a first verification phantom, a second verification phantom, and a third verification phantom, wherein a slot for holding a film is provided in the first verification phantom, a first positioning member is disposed at a center of the second verification phantom, a second positioning member is disposed at a center of the third verification phantom, and a center point of the first verification phantom, a center point of the first positioning member and a center point of the second positioning member are coaxial.

Radiotherapy system, and device and method for verifying same

A method and apparatus for position detection, and a radiotherapy system are provided. The radiotherapy system includes: a treatment couch, a positioning apparatus, an optical tracking system and a computer; the positioning apparatus disposed on the treatment couch, and at least one reference point provided on the positioning apparatus; the optical tracking system disposed above the treatment couch and configured to detect relative positioning between a mark point set on a treated part of a patient and the reference point, determine deviation between the relative and reference positions, and send the deviation to the computer. The computer is configured to determine whether to adjust a position of the treatment couch based on the deviation and deviation range. The system provided by the present disclosure avoids the influence of patient movement on the accuracy of treatment, and prevents a treatment beam from damaging normal tissues of the patient.

Method and apparatus for detecting position, and radiotherapy system

Embodiments of the present disclosure provide a method and an apparatus of correcting a collimator, which may correct a position of a collimator of a gamma knife apparatus. The method includes: separately obtaining a projection image of rays sequentially passing through collimation holes and an isocenter plane in the collimator in cases where the collimator moves to M positions; determining a target position with a highest degree of alignment of the collimator from the M positions according to obtained projection images of rays; recording position parameters corresponding to the target position, so as to control the collimator to move to the target position in a case where the a gamma knife apparatus is used for treatment.

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Shaanxi, China

Tianchang Gou