CN200951265Y - Radiation field measurement and isocenter testing device of radiotherapeutics equipment - Google Patents
Radiation field measurement and isocenter testing device of radiotherapeutics equipment Download PDFInfo
- Publication number
- CN200951265Y CN200951265Y CN 200620027012 CN200620027012U CN200951265Y CN 200951265 Y CN200951265 Y CN 200951265Y CN 200620027012 CN200620027012 CN 200620027012 CN 200620027012 U CN200620027012 U CN 200620027012U CN 200951265 Y CN200951265 Y CN 200951265Y
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Abstract
The utility model discloses a field size and iso-center detecting device of the radiotherapy equipment, which belongs to the radio-processing equipment or the calibration equipment of radiotherapy. The utility model comprises a level adjustable underframe plate, bracket plates vertically connected with the two ends of the underframe plate respectively. Wherein, the middle axle of the bracket plate is connected with a field panel which can be ratatablely positioned and a field detecting plate which has a film groove among the field backs; wherein, the field panel is provided with lead points mark and square field mark lines, an outer side wall of the bracket plate is provided with iso-center detecting model which comprises an iso-center detecting pedestal with horizontal and vertical mark lines; the center of the pedestal is fixed with a horizontal needle body which stretches out. The utility model can decrease the therapy error, promote the therapy quality, guarantee the interest of patients, and decrease the medical accidents in radiotherapy department and the burden of staff. The utility model is suitable for popularization and application in the radiotherapy department of the hospital which has medical electron linear accelerator and simulation location machine.
Description
Technical field
This utility model relates to the calibrating installation that radiating blood processor or radiation are treated, specifically be a kind of launched field of medical radiotherapy apparatus measure and etc. the center checkout gear.
Background technology
The curative effect of tumour radiotherapy has direct relation with the treatment accuracy.Even if advanced radiotherapy apparatus and aid, and because position deviation causes radiation injury and to critical organ damage accident.These all are because the precision and the caused systematic error of the difference between the analog machine of therapy apparatus, thereby cause the part target area can not obtain enough dosage, therefore greatly reduce the local control rate of tumor, the relapse rate of tumor is risen, finally cause the radiotherapy failure.
Because the drift of mechanical movement wearing and tearing of itself and electric elements is aging, all can cause the different various errors of instrument and equipment degree, needs special instrument and checks calibration.
At present, China detects as yet and evaluates the application quality of clinac, supervises not in place.The application quality test item of relevant medical accelerator, Method and kit for are still needed and are are further researched and solved, especially research is fit to the various quality assurance (QualityAssurance of China's actual conditions, QA) checkout equipment, instrument etc., detection means is provided is the present developing direction in this field in order to carry out QA.
General graph paper, ruler, the set square of using of conventional QA work, angle block gauge, tripod add instruments such as probe, laser localized light comparing prior pointer verification.Content of every detection all will be provided with and fix, method repeatability and difference needs repeatedly pendulum position, and it is various that conventional QA detects content, time and effort consuming.
Chinese patent 2662932 discloses a kind of " radiotherapy localization template ", it is to be vertical and to be horizontally disposed with equidistant " ten " font telltale mark at the central point at square clear sheet middle part and upper and lower, left and right thereof, it is hypotenuse that template two is surveyed drift angle, back side dual-side is trapezoidal slideway, and the groove handle is established on template top.During use it is inserted on simulated positioner carriage or linear accelerator treatment carriage.
Chinese patent 2755735 discloses " a kind of multi-functional radiotherapy apparatus prover ", it comprises a substrate that is provided with auxilliary plate, the upper surface of auxilliary plate and substrate is decorated with corresponding to cross respectively, with the venter of relicle on the auxilliary plate is that calibration circle, square field frame and circular angle dial outwards are carved with in the center, and the front end of auxilliary plate is fixed with the center pointer; Substrate is provided with and is three horizontal adjustment screws that triangular shape is arranged; The both lateral sides of respectively establishing a combined scale board, substrate in the middle of the horizontal left and right sides of substrate is staggeredly equipped with the horizontal ruler plate,
Chinese patent 1163395 discloses " nuclear physics measuring device that is used for stereo directional radiative therapeutic equipment ", comprise die body, support and clamp device etc., wherein die body is cordwood, be made up of adnexaes such as square mold framework, tissue equivalent material piece and gudgeons thereof, tissue equivalent material piece is closely in the side's of being filled in mold framework; Magazine slot and ionization chamber plate slot can be reserved in the centre; Die body is fixed on the support by gudgeon and clamp device; Side's mold framework is a parallelepiped cavity that adjacent two face openings are arranged, and makes with human body equivalence organization material.
Summary of the invention
This utility model is exactly all will reset and fix equipment for every the detection content that exists in the solution work, method poor repeatability and need repeatedly pendulum position, it is various that conventional QA detects content, the problem of time and effort consuming, and provide a kind of launched field of radiotherapy apparatus measure and etc. the center checkout gear.
This utility model by following technology side by realizing.
Center launched field checkout gears such as a kind of radiotherapy apparatus, comprise and be provided with the underframe plate of adjusting bolt and level indicator, the vertical respectively supporting plate that connects correspondence in its underframe plate two ends, the turning localized launched field check-out console that is formed with the film groove between panel and the backboard of measuring at launched field is coupling in the supporting plate, launched field is measured face plate center and plumbous some labelling equidistantly is set and forms the wild graticule of quadrate side by the cross direction, and backboard is provided with 2 at least with its fastening bolt that runs through; The lateral wall of one side stand plate the center such as is set up and is detected die body, detect die body comprise the level of indicating, vertical marker line etc. the center detect pedestal, the pedestal central point sets firmly vertical with it overhanging horizontal needle body.
She Ji this utility model like this, use the plumbous method of putting labelling to determine the position of the light open country in the checking film, so that and actual irradiation field is contrasted, determine that range of error this utility model can be the base rotating shaft of conformal therapy in the quality assurance and the concordance of launched field central shaft, the concordance of frame rotating shaft and launched field central shaft.
Thereby, when finishing, the treatment task guarantees the radiotherapy precision, reduce the treatment error,, improve the radiotherapy quality, ensure patients ' interest.Reduce the generation of radiotherapy section malpractice, can alleviate staff's burden again.The hospital-based radiotherapy facility that is adapted at medical electronic linear accelerator and simulated positioner is applied, and the radiotherapy section heavy for task provides simple and practical instrument, more meets the practical application of accurate radiotherapy and conventional radiotheraphy.
Description of drawings
Fig. 1 is a perspective view of the present utility model
Fig. 2 is the perspective view behind this utility model upset launched field check-out console
Among the figure: 1. underframe is pulled 2. supporting plates
3. launched field is measured panel 4. backboards
5. film groove 6. rotates the ear framves
7. ear frame rib 8. bolts
9. mend core nut 10. level indicators
11. plumbous some labelling 12. ear frame axles
13. Deng the wild graticule of branch mark line 14. sides
15. centrage labelling 16. launched fields detect and pull
17. screw 18. support plate holes
19. detect pedestal 20. needle bodies at the center
21. die body is detected at centers such as mark line 22.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is elaborated.
Center launched field checkout gears such as a kind of radiotherapy apparatus, comprise and be provided with the underframe plate 1 of adjusting bolt 8 and level indicator 10, the vertical respectively supporting plate 2 that connects correspondence in its underframe plate 1 two ends, the turning localized launched field check-out console 16 that is formed with film groove 5 between panel 3 and the backboard 4 of measuring at launched field is coupling in the supporting plate 2, launched field is measured panel 3 centers and plumbous some labelling 11 equidistantly is set and forms the wild graticule 14 of quadrate side by the cross direction, and backboard 4 is provided with 2 at least with its fastening bolt that runs through; The lateral wall of one side stand plate 2 center such as is set up and is detected die body 22, detect die body comprise the level of indicating, vertical marker line 21 etc. the center detect pedestal 19, the pedestal central point sets firmly vertical with it overhanging horizontal needle body 20.
The lateral wall of supporting plate 2 set up etc. to detect pedestal 19 be to adopt screw to connect one at the center.
Present embodiment dorsulum 4 is provided with 5 and mends core nut 9 for the fastening bolt (not shown) that cooperates with it is installed.The wild graticule 14 in side is respectively 5 * 5cm
2, 10 * 10cm
2, 15 * 15cm
2, 20 * 20cm
2
Launched field is measured the film groove 5 that forms between panel 3 and the backboard 4 and is supplied to insert the X-ray sheet, for the benefit core nut 9 of fastening bolt 8 is not installed as yet, after benefit core nut 9 is installed fastening bolt (not shown), prevents that the X-ray sheet dislocation that inserts in the film groove 5 is mobile shown in Fig. 2.
Center launched field checkout gears such as described medical electronic linear accelerator, overturning launched field check-out console 16 localized in its supporting plate 2 is that the two is provided with the rotation ear frame 6 that is formed centrally evagination axle center 12, the other formation in opposite side center of circle convex corner shape ear frame rib 7 in the side, axle center 12 wherein is installed in the support plate hole 18 on supporting plate 2 tops, the other ear frame rib 7 that forms convex corner shape in the opposite side center of circle connects launched field check-out console 16 dual-sides through screw 17, and the 6 periphery formation of rotation ear frame wait branch mark line 13.
Center launched field checkout gears such as described radiotherapy apparatus comprised that circle center line connecting was parallel with ear frame rib 7 in the five equilibrium mark line 13 of its rotation ear frame 6 perisporiums, and crossed circle center line connecting and ear frame rib 7 vertical five equilibrium mark lines 13.
Center launched field checkout gears such as described radiotherapy apparatus, its supporting plate 2 tops form and rotation ear frame 6 arcs such as radius such as grade, and form centrage labelling 15 in supporting plate 2 summit sidewalls.
Center launched field checkout gears such as described radiotherapy apparatus, the support plate hole side in its supporting plate outside are provided with 2 at least and run through supporting plate and support localized bolt on rotation ear frame.Localized 2 bolts 8 are to be that the longitudinal and transverse coordinate direction at center is provided with support plate hole 18.
The center checkout gear is measured and waited to the launched field of described radiotherapy apparatus, its etc. center detection pedestal 19 are the flat more than half plectanes of a side group bottom water, set firmly overhanging horizontal needle body 20 end diameters on the central point less than the needle body diameter; Horizontal needle body 20 diameter 4mm among the embodiment, needle body end diameter 1mm adopts the rustless steel processing and fabricating with one heart.
Like this, launched field check-out console 16 is rotatable and can accurately be positioned horizontal and vertical position.Be convenient to verify quickly the light open country of various treatment head units.
Be respectively equipped with horizontal and vertical level indicator 10 on the center launched field checkout gears such as described radiotherapy apparatus, 1 of its underframe plate; And the horizontal adjusting bolt 8 of pressing the triangle position setting.
Center launched field checkout gears such as described radiotherapy apparatus, its bolt 8 matches with benefit core nut 9.The outer silk spiral shell of mending core nut 9 is solid on underframe plate 1, backboard 4 and supporting plate 2, and bolt 8 is screwed onto to be mended in the core nut 9.
Backboard 4 of the present utility model, underframe plate 1 and supporting plate 2 adopt polypropylene material to be processed into, and the launched field face is pulled the thick 10mm milky white organic glass of 3 usefulness and made; Mending core nut 9, bolt 8 and level indicator 10 is commercially available finished product,
During use, therapeutic bed is fixed on 0 ° (or 180 ° of Varian regulations), and is vertical with big frame; With the cross hairs on the reticle alignment panel of treatment head; With base plate furnishing level, can adjust three adjustable bottom feet screws with level indicator under the necessary situation; Launched field check-out console, supporting plate, backboard and X-ray base plate are installed; Cross hairs with the cross hairs correction treatment head on the panel; Etc. the center detect die body and place the treatment bed surface, the pointed frame central; Rotate big frame, constantly adjust the positions such as height of bed, up to the cross cross wires with etc. center rotary indicator end the most approaching till; The position of die body is detected at centers such as reference, rotates big frame, writes down a treatment cross hairs and pointer needle point relative position simultaneously.
The end of measuring die body at the center is a cylindrical region that diameter is 1mm.If a treatment venter of relicle is positioned at the zone that this diameter is 1mm, the centers such as machinery of so big frame are exactly+/-0.5mm about; In like manner, its point diameter is 4mm, if a treatment venter of relicle is positioned at the zone that this diameter is 4mm, the centers such as machinery of so big frame are exactly+/-2mm about.Big frame returned put plumbness (promptly 0 ° or 180 °, Varian regulation)
By the utility model three medical computerized linear accelerators are detected, machine of a specified duration existed in visible year Mechanical properties is slightly poorer than new machine, observes in the test and uses this instrument correction and detection not to have Impact is different treats out the physical dosage indexs such as close rate, output quantity of bundle, sees Table 1, table 2. Logical Cross test, compare with normal conventional QA instrument, the utility model the testing calibration result consistent before Put, really have conveniently characteristics, its practicality is verified in the machine state test.
Claims (8)
- The launched field of a radiotherapy apparatus measure and etc. the center checkout gear, comprise and be provided with the underframe plate (1) of adjusting bolt (8) and level indicator (10), it is characterized in that the vertical respectively supporting plate (2) that connects correspondence in underframe plate (1) two ends, the turning localized launched field check-out console (16) that is formed with film groove (5) between panel (3) and the backboard (4) of measuring at launched field is coupling in the supporting plate (2), launched field is measured panel (3) center and plumbous some labelling (11) equidistantly is set and forms the wild graticule of quadrate side (14) by the cross direction, and backboard (4) is provided with 2 at least with its fastening bolt that runs through; The lateral wall of one side stand plate (2) center such as is set up and is detected die body (22), detects the center of waiting that die body comprises the level of indicating, vertical marker line (21) and detects pedestal (19), and the pedestal central point sets firmly with it vertically overhanging horizontal needle body (20).
- The launched field of radiotherapy apparatus according to claim 1 measure and etc. the center checkout gear, it is characterized in that in the supporting plate (2) with launched field check-out console (16) upset localized be that the two is provided with and is formed centrally evagination axle center (12) in the side, the other rotation ear frame (6) that forms convex corner shape ear frame rib (7) in the opposite side center of circle, axle center wherein (12) is installed in the support plate hole (18) on supporting plate (2) top, the other ear frame rib (7) that forms convex corner shape in the opposite side center of circle connects launched field check-out console (16) dual-side through screw (17), branch mark lines (13) such as rotation ear frame (6) perisporium formation.
- The launched field of radiotherapy apparatus according to claim 2 measure and etc. the center checkout gear, it is characterized in that in the five equilibrium mark line (13) of rotation ear frame (6) perisporium, comprising that circle center line connecting was parallel with ear frame rib (7), and cross circle center line connecting and the vertical five equilibrium mark line of ear frame rib (7) (13).
- 4. the launched field of radiotherapy apparatus according to claim 1 is measured and is waited the center checkout gear, it is characterized in that the support plate hole (18) in supporting plate (2) outside is other to be provided with 2 at least and to run through supporting plate and support at the last localized bolt (8) of rotation ear frame (6).
- The launched field of radiotherapy apparatus according to claim 1 measure and etc. the center checkout gear, it is characterized in that being respectively equipped with on underframe plate (1) face horizontal and vertical level indicator (10); And the horizontal adjusting bolt (8) of pressing the triangle position setting.
- 6. measure according to the launched field of claim 1 or 4 or 5 described radiotherapy apparatus and wait the center checkout gear, it is characterized in that bolt (8) matches with benefit core nut (9).
- 7. the launched field of radiotherapy apparatus according to claim 1 is measured and is waited the center checkout gear, it is characterized in that supporting plate (2) top forms and rotation ear frame radius arcs such as (6), and in supporting plate (2) summit sidewall formation centrage labelling (15).
- The launched field of radiotherapy apparatus according to claim 1 measure and etc. the center checkout gear, it is characterized in that etc. that it is the flat more than half plectane of a side group bottom water that pedestal (19) is detected at the center, sets firmly overhanging horizontal needle body (20) end diameter less than the needle body diameter on the central point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620027012 CN200951265Y (en) | 2006-08-11 | 2006-08-11 | Radiation field measurement and isocenter testing device of radiotherapeutics equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620027012 CN200951265Y (en) | 2006-08-11 | 2006-08-11 | Radiation field measurement and isocenter testing device of radiotherapeutics equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200951265Y true CN200951265Y (en) | 2007-09-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620027012 Expired - Fee Related CN200951265Y (en) | 2006-08-11 | 2006-08-11 | Radiation field measurement and isocenter testing device of radiotherapeutics equipment |
Country Status (1)
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907720A (en) * | 2010-07-16 | 2010-12-08 | 黄成伟 | Detection board for field of X-ray machine and detection method thereof |
| CN101954149A (en) * | 2010-09-16 | 2011-01-26 | 赵瑞 | New method for acquiring outline of electronic wire field to manufacture lead pattern by using simulated positioner |
| CN102156291A (en) * | 2011-03-01 | 2011-08-17 | 杨素红 | Ray radiation field detection device |
| CN102641562A (en) * | 2012-04-28 | 2012-08-22 | 徐州医学院 | Radiotherapy radiation field performance monitoring and adjusting device based on video |
| CN102908162A (en) * | 2011-08-02 | 2013-02-06 | 北京中科美伦科技有限公司 | DR (digital radiography) equipment, light field and radiation field detector and light field and radiation field debugging method |
| CN103356197A (en) * | 2012-03-31 | 2013-10-23 | 深圳市人民医院 | Measuring method and device for solving equivalent square wild in approximate rectangle method for radiotherapy |
| CN104204852A (en) * | 2012-03-08 | 2014-12-10 | 约翰霍普金斯大学 | A method and apparatus for real-time mechanical and dosimetric quality assurance measurements in radiation therapy |
| CN104606796A (en) * | 2014-02-19 | 2015-05-13 | 北京市医疗器械检验所 | Dose calculation error testing method of radiotherapy system and phantom |
| CN105058383A (en) * | 2015-08-07 | 2015-11-18 | 山东新华医疗器械股份有限公司 | Epid mechanical arm |
| CN105233427A (en) * | 2015-10-22 | 2016-01-13 | 山东省医学科学院放射医学研究所 | Stereotactic radiotherapy system quality control detection motif and method |
| CN107510898A (en) * | 2017-10-11 | 2017-12-26 | 上海联影医疗科技有限公司 | Light field, Beam's eye view device and the verification method of Medical Devices |
| CN107913079A (en) * | 2017-11-22 | 2018-04-17 | 上海联影医疗科技有限公司 | The Beam's eye view device and verification method of Medical Devices |
| CN108653938A (en) * | 2018-07-09 | 2018-10-16 | 山东省肿瘤防治研究院（山东省肿瘤医院） | A kind of portable medical linear accelerator room interstitial comments device and double blind evaluation method |
| CN109125955A (en) * | 2018-09-21 | 2019-01-04 | 山东新华医疗器械股份有限公司 | Drawer type cross hairs positioning device |
| CN111588996A (en) * | 2019-02-21 | 2020-08-28 | 西安大医集团股份有限公司 | Verification device for verification die body and radiotherapy system |
| CN112402817A (en) * | 2020-11-14 | 2021-02-26 | 中国人民解放军空军军医大学 | Multifunctional quality control die body of radiotherapy equipment and application |
| CN113804105A (en) * | 2021-08-17 | 2021-12-17 | 中科超精(南京)科技有限公司 | Accelerator radiation field geometry and perspective imaging geometry coupling calibration device and method |
| CN116105642A (en) * | 2023-02-17 | 2023-05-12 | 成都利尼科医学技术发展有限公司 | Measurement device, assembly and measurement method for isocentric consistency |
| US11819711B2 (en) | 2019-02-21 | 2023-11-21 | Our United Corporation | Radiotherapy system, and device and method for verifying same |
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2006
- 2006-08-11 CN CN 200620027012 patent/CN200951265Y/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101907720A (en) * | 2010-07-16 | 2010-12-08 | 黄成伟 | Detection board for field of X-ray machine and detection method thereof |
| CN101954149A (en) * | 2010-09-16 | 2011-01-26 | 赵瑞 | New method for acquiring outline of electronic wire field to manufacture lead pattern by using simulated positioner |
| CN102156291A (en) * | 2011-03-01 | 2011-08-17 | 杨素红 | Ray radiation field detection device |
| CN102156291B (en) * | 2011-03-01 | 2013-03-27 | 杨素红 | Ray radiation field detection device |
| CN102908162A (en) * | 2011-08-02 | 2013-02-06 | 北京中科美伦科技有限公司 | DR (digital radiography) equipment, light field and radiation field detector and light field and radiation field debugging method |
| CN102908162B (en) * | 2011-08-02 | 2015-06-17 | 北京中科美伦医疗股份有限公司 | DR (digital radiography) equipment, light field and radiation field detector and light field and radiation field debugging method |
| CN104204852A (en) * | 2012-03-08 | 2014-12-10 | 约翰霍普金斯大学 | A method and apparatus for real-time mechanical and dosimetric quality assurance measurements in radiation therapy |
| CN104204852B (en) * | 2012-03-08 | 2017-03-08 | 约翰霍普金斯大学 | Machinery in real time in radiation therapy and the method and apparatus of dosimetry quality assurance measurement |
| CN103356197A (en) * | 2012-03-31 | 2013-10-23 | 深圳市人民医院 | Measuring method and device for solving equivalent square wild in approximate rectangle method for radiotherapy |
| CN103356197B (en) * | 2012-03-31 | 2015-12-02 | 深圳市人民医院 | The approximate rectangular method of radiotherapy asks the measuring device of equivalent square field |
| CN102641562A (en) * | 2012-04-28 | 2012-08-22 | 徐州医学院 | Radiotherapy radiation field performance monitoring and adjusting device based on video |
| CN104606796A (en) * | 2014-02-19 | 2015-05-13 | 北京市医疗器械检验所 | Dose calculation error testing method of radiotherapy system and phantom |
| CN105058383B (en) * | 2015-08-07 | 2017-01-25 | 山东新华医疗器械股份有限公司 | Epid mechanical arm |
| CN105058383A (en) * | 2015-08-07 | 2015-11-18 | 山东新华医疗器械股份有限公司 | Epid mechanical arm |
| CN105233427A (en) * | 2015-10-22 | 2016-01-13 | 山东省医学科学院放射医学研究所 | Stereotactic radiotherapy system quality control detection motif and method |
| CN105233427B (en) * | 2015-10-22 | 2016-08-31 | 山东省医学科学院放射医学研究所 | Die body and method for the detection of three-dimensional directional radiotherapy eutical system quality control |
| CN107510898A (en) * | 2017-10-11 | 2017-12-26 | 上海联影医疗科技有限公司 | Light field, Beam's eye view device and the verification method of Medical Devices |
| CN107913079A (en) * | 2017-11-22 | 2018-04-17 | 上海联影医疗科技有限公司 | The Beam's eye view device and verification method of Medical Devices |
| CN107913079B (en) * | 2017-11-22 | 2022-03-01 | 上海联影医疗科技股份有限公司 | Radiation field verification device and method for medical equipment |
| CN108653938A (en) * | 2018-07-09 | 2018-10-16 | 山东省肿瘤防治研究院（山东省肿瘤医院） | A kind of portable medical linear accelerator room interstitial comments device and double blind evaluation method |
| CN109125955A (en) * | 2018-09-21 | 2019-01-04 | 山东新华医疗器械股份有限公司 | Drawer type cross hairs positioning device |
| CN109125955B (en) * | 2018-09-21 | 2024-01-02 | 山东新华医疗器械股份有限公司 | Drawer type cross line positioning device |
| US11819711B2 (en) | 2019-02-21 | 2023-11-21 | Our United Corporation | Radiotherapy system, and device and method for verifying same |
| CN111588996A (en) * | 2019-02-21 | 2020-08-28 | 西安大医集团股份有限公司 | Verification device for verification die body and radiotherapy system |
| CN111588996B (en) * | 2019-02-21 | 2022-06-07 | 西安大医集团股份有限公司 | Verification device for verification die body and radiotherapy system |
| CN112402817A (en) * | 2020-11-14 | 2021-02-26 | 中国人民解放军空军军医大学 | Multifunctional quality control die body of radiotherapy equipment and application |
| CN113804105A (en) * | 2021-08-17 | 2021-12-17 | 中科超精(南京)科技有限公司 | Accelerator radiation field geometry and perspective imaging geometry coupling calibration device and method |
| CN113804105B (en) * | 2021-08-17 | 2024-04-05 | 中科超精(南京)科技有限公司 | Accelerator field geometric and perspective imaging geometric coupling calibration device and method |
| CN116105642A (en) * | 2023-02-17 | 2023-05-12 | 成都利尼科医学技术发展有限公司 | Measurement device, assembly and measurement method for isocentric consistency |
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| CF01 | Termination of patent right due to non-payment of annual fee |