CN112426632B - Radiation therapy isocenter and radiation field verification die body - Google Patents
Radiation therapy isocenter and radiation field verification die body Download PDFInfo
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- CN112426632B CN112426632B CN202011373656.XA CN202011373656A CN112426632B CN 112426632 B CN112426632 B CN 112426632B CN 202011373656 A CN202011373656 A CN 202011373656A CN 112426632 B CN112426632 B CN 112426632B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1075—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1075—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus
- A61N2005/1076—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus using a dummy object placed in the radiation field, e.g. phantom
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Abstract
The invention belongs to the technical field of medical treatment, and particularly relates to a radiation therapy isocenter and field verification die body which comprises a verification die body and a fixed base arranged below the verification die body, wherein the upper surface of the fixed base is connected with a longitudinal sliding plate in a sliding mode, the upper surface of the longitudinal sliding plate is connected with a transverse sliding plate in a sliding mode, the upper surfaces of the fixed base and the longitudinal sliding plate are respectively fixed with a threaded connecting seat through screws, the fixed base and the longitudinal sliding plate are respectively screwed with an adjusting screw rod through the threaded connecting seats, so that the transverse sliding plate is convenient to drive the verification die body to carry out position adjustment in the horizontal direction, two adjusting screw rods are arranged, the adjusting screw rods are screwed through the threaded connecting seats so as to be convenient to carry out stepless adjustment on the transverse sliding plate and the longitudinal sliding plate, the position adjustment of the verification die body is more accurate, and the self-locking performance of the threaded connecting seats and the adjusting screw rods can enable the verification die body to be more stable after adjustment.
Description
Technical Field
The invention belongs to the technical field of medical treatment, and particularly relates to a radiation therapy isocenter and radiation field verification die body.
Background
Radiotherapy is a local treatment method for treating tumor by utilizing radioactive rays, wherein the radioactive rays comprise alpha, beta and gamma rays generated by radioactive isotopes, and x rays, electron beams, proton beams and other particle beams generated by various x-ray treatment machines or accelerators, and a verification die body is generally a cube organic glass block manufactured according to the standard, and only the coincidence degrees of the radiation field and the light field indicated by angles of 90 degrees, 180 degrees, 270 degrees and 360 degrees of a linear accelerator and a simulation positioning machine can be verified in the use process.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a radiation therapy isocenter and radiation field verification die body which has the characteristics of position adjustment, angle adjustment and convenient fixed use.
In order to achieve the purpose, the invention provides the following technical scheme: the radiation therapy isocenter and radiation field verification mould body comprises a verification mould body and a fixed base arranged below the verification mould body, wherein the upper surface of the fixed base is connected with a longitudinal sliding plate in a sliding mode, the upper surface of the longitudinal sliding plate is connected with a transverse sliding plate in a sliding mode, the upper surfaces of the fixed base and the longitudinal sliding plate are fixed with threaded connecting seats through screws, the fixed base and the longitudinal sliding plate are screwed with adjusting lead screws through the threaded connecting seats, and the two adjusting lead screws are respectively connected with the side faces of the longitudinal sliding plate and the transverse sliding plate in a rotating mode.
As a preferred technical scheme of the isocenter and radiation field verification mould body for radiotherapy, the lower surface of the verification mould body is connected with a plurality of fixed seats in a clamping mode, the lower surfaces of the fixed seats are integrally formed with a connecting frame, the upper surface of the transverse sliding plate is fixedly provided with a servo motor through screws, and the output end of the servo motor is fixedly connected with the lower surface of the connecting frame.
As the preferable technical scheme of the radiation therapy isocenter and field verification die body, a plurality of sliding grooves are formed in the upper surfaces of the longitudinal sliding plate and the fixed base, and a plurality of sliding connecting blocks are fixed on the lower surfaces of the transverse sliding plate and the longitudinal sliding plate through screws.
As the preferable technical scheme of the radiation therapy isocenter and radiation field verification die body, a plurality of auxiliary tables are fixed on the upper surface of the transverse sliding plate through screws, and a plurality of second balls are connected on the upper surface of each auxiliary table in a rolling mode.
As the preferable technical scheme of the radiation therapy isocenter and field verification die body, the side surfaces of the longitudinal sliding plate and the transverse sliding plate are rotatably connected with bearings, and the longitudinal sliding plate and the transverse sliding plate are respectively and rotatably connected with the two adjusting screw rods through the two bearings.
As the optimal technical scheme of the isocenter and radiation field verification mould body for radiotherapy, a plurality of first balls are connected in the inner wall of the sliding groove in a rolling manner.
As the preferable technical scheme of the isocenter and radiation field verification model body for radiotherapy, the longitudinal sliding plate, the fixed base and the transverse sliding plate are all stainless steel components.
Compared with the prior art, the invention has the beneficial effects that: have a longitudinal sliding plate through the last surface sliding at unable adjustment base, make the longitudinal sliding plate be convenient for drive the verification model and carry out fore-and-aft shift position adjustment, simultaneously there is a transverse sliding plate at unable adjustment base's last surface sliding connection, make the transverse sliding plate be convenient for drive the verification model and carry out the position adjustment of horizontal direction, and be provided with two regulation screws, make adjusting the screw and close soon through the thread connection seat and be convenient for carry out electrodeless regulation to transverse sliding plate and longitudinal sliding plate, make the position control of verification model more accurate, secondly the thread connection seat can make more stability after the verification model is adjusted with the auto-lock nature of adjusting the screw, and be provided with servo motor at the upper surface of transverse sliding plate, make servo motor be convenient for drive the verification model through link and a plurality of fixing base and rotate, thereby make the verification model be convenient for drive it through servo motor when using and carry out angle modulation use, thereby make the verification model be convenient for carry out nimble adjustment in the in-process of using.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the longitudinal sliding plate connection structure of the present invention;
FIG. 4 is a schematic view of a connection structure of the sliding joint block according to the present invention;
FIG. 5 is a schematic view of an auxiliary rotation structure of the connection frame of the present invention;
in the figure: 1. verifying the model; 2. a fixed seat; 3. a connecting frame; 4. an auxiliary table; 5. a longitudinal sliding plate; 6. a fixed base; 7. a bearing; 8. a servo motor; 9. a transverse sliding plate; 10. a threaded connection base; 11. adjusting the lead screw; 12. a sliding groove; 13. a sliding connection block; 14. a first ball; 15. and a second ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: radiation therapy isocenter and field of emission verification die body, including verification die body 1 and the unable adjustment base 6 of setting in verification die body 1 below, unable adjustment base 6's upper surface sliding connection has vertical sliding plate 5, the upper surface sliding connection of vertical sliding plate 5 has horizontal sliding plate 9, unable adjustment base 6 and vertical sliding plate 5's upper surface all has screw connection seat 10 through the screw fixation, unable adjustment base 6 and vertical sliding plate 5 all have adjusted lead screw 11 through screw connection seat 10 soon, and two adjust lead screw 11 and rotate with the side of vertical sliding plate 5 and horizontal sliding plate 9 respectively and be connected, through being provided with verification die body 1 in the top of unable adjustment base 6 in this embodiment, make verification die body 1 be convenient for place the top at unable adjustment base 6 and carry out the operation, and upper surface sliding connection at unable adjustment base 6 has vertical sliding plate 5, make vertical sliding plate 5 be convenient for drive verification die body 1 carry out the adjustment of fore-and aft direction, simultaneously, upper surface sliding connection at unable adjustment base 6 has horizontal sliding plate 9, make horizontal sliding plate 9 be convenient for drive verification die body 1 carry out the position adjustment of horizontal direction, and be convenient for adjust the electrodeless sliding plate 10 and adjust the ability of this self-locking of screw connection, make it can more accurate self-locking to verify die body to adjust to verify lead screw 11.
Concretely, the lower surface block of verification model 1 is connected with a plurality of fixing base 2, and the lower surface integrated into one piece of a plurality of fixing base 2 has link 3, the upper surface of horizontal sliding plate 9 has servo motor 8 through the screw fixation, and servo motor 8's output carries out fixed connection with link 3's lower surface, in this embodiment and be provided with servo motor 8 at horizontal sliding plate 9's upper surface, it rotates to make servo motor 8 be convenient for drive verification model 1 through link 3 and a plurality of fixing base 2, thereby make verification model 1 be convenient for drive it through servo motor 8 and carry out the angle modulation use when using, thereby make verification model 1 be convenient for carry out nimble adjustment at the in-process of using.
Specifically, a plurality of sliding tray 12 has all been seted up to the upper surface of longitudinal sliding plate 5 and unable adjustment base 6, the lower surface of transverse sliding plate 9 and longitudinal sliding plate 5 all has a plurality of sliding connection piece 13 through the screw fixation, through being provided with a plurality of sliding tray 12 and sliding connection piece 13 in this embodiment, make between transverse sliding plate 9 and the longitudinal sliding plate 5, and between longitudinal sliding plate 5 and unable adjustment base 6, all be convenient for carry out supplementary slip through a plurality of sliding tray 12 and sliding connection piece 13, thereby make the more convenient stability of the slip of longitudinal sliding plate 5 and transverse sliding plate 9.
Specifically, the upper surface of transverse sliding plate 9 passes through the screw fixation and has a plurality of auxiliary table 4, the upper surface roll connection of auxiliary table 4 has a plurality of ball 15 No. two, through being provided with a plurality of auxiliary table 4 in this embodiment, make link 3 when driving verification model 1 and rotate angle regulation, be convenient for rotate the regulation through auxiliary table 4 and auxiliary table 4 upper surface's ball 15 auxiliary link 3 No. two, thereby make link 3 when rotating, be convenient for carry out stable support through auxiliary table 4 and ball 15 No. two, thereby make verification model 1 rotate more stably.
Specifically, the side of longitudinal sliding plate 5 and horizontal sliding plate 9 all rotates and is connected with bearing 7, longitudinal sliding plate 5 and horizontal sliding plate 9 rotate with two regulation lead screws 11 respectively through two bearings 7 and are connected, through being provided with bearing 7 in this embodiment, when making regulation lead screw 11 close soon and drive longitudinal sliding plate 5 and horizontal sliding plate 9 and remove, be convenient for rotate with regulation lead screw 11 through bearing 7 and be connected, thereby make regulation lead screw 11 close soon when rotating, only can drive longitudinal sliding plate 5 and horizontal sliding plate 9 and carry out the removal of horizontal direction.
Specifically, there is a plurality of ball 14 in the inner wall of sliding tray 12 in roll connection, through being provided with a plurality of ball 14 in this embodiment for sliding connection piece 13 is convenient for carry out supplementary slip through a plurality of ball 14 when sliding in sliding tray 12's inside, thereby makes sliding connection piece 13 gliding more stable.
Specifically, the longitudinal sliding plate 5, the fixed base 6 and the transverse sliding plate 9 are all stainless steel components, and in this embodiment, the components with the stainless steel structures are arranged, so that the whole device is more stable and smooth when in use.
The working principle and the using process of the invention are as follows: in the using process of the invention, the verification die body 1 is arranged above the fixed base 6, the verification die body 1 is conveniently placed above the fixed base 6 for operation, the upper surface of the fixed base 6 is slidably connected with the longitudinal sliding plate 5, the longitudinal sliding plate 5 is convenient for driving the verification die body 1 to longitudinally adjust the moving position, meanwhile, the upper surface of the fixed base 6 is slidably connected with the transverse sliding plate 9, the transverse sliding plate 9 is convenient for driving the verification die body 1 to horizontally adjust, two adjusting screws 11 are arranged, the adjusting screws 11 are screwed through the threaded connecting seat 10 to facilitate stepless adjustment of the transverse sliding plate 9 and the longitudinal sliding plate 5, the position adjustment of the verification die body 1 is more accurate, the self-locking performance of the threaded connecting seat 10 and the adjusting screws 11 can enable the verification die body 1 to be more stable after adjustment, the servo motor 8 is arranged on the upper surface of the transverse sliding plate 9, the servo motor 8 is convenient for driving the verification die body 1 to rotate through the connecting frame 3 and the plurality of sliding bases 2, thereby the verification die body 1 is convenient for driving the sliding motor 8 to adjust the angle through the sliding plate 5, the sliding plate 5 and the connecting block 13 are convenient for use, the sliding plates and the sliding plate 5 when the verification die rack is used, the sliding rack is convenient for the sliding plate rack, no. two balls 15 auxiliary connection frame 3 convenient to pass through auxiliary table 4 and auxiliary table 4 upper surface rotate the regulation, thereby make link 3 when rotating, be convenient for carry out stable support through auxiliary table 4 and No. two balls 15, thereby make verification model 1 rotate more stably, through being provided with bearing 7, when making adjusting lead screw 11 to close soon and drive longitudinal sliding plate 5 and transverse sliding plate 9 and move, be convenient for rotate through bearing 7 and adjusting lead screw 11 and be connected, thereby make adjusting lead screw 11 when closing soon and rotate, only can drive longitudinal sliding plate 5 and transverse sliding plate 9 and carry out the removal of horizontal direction, through being provided with a plurality of ball 14, when making sliding connection piece 13 slide in the inside of sliding tray 12, be convenient for carry out the auxiliary sliding through a plurality of ball 14, thereby make sliding connection piece 13 gliding more stable, through setting up the part of stainless steel construction, make whole device more stable silky when using.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Radiation therapy isocenter and radiation field verification die body, including verification die body (1) and fixed baseplate (6) of setting in verification die body (1) below, its characterized in that: the upper surface of the fixed base (6) is connected with a longitudinal sliding plate (5) in a sliding manner, the upper surface of the longitudinal sliding plate (5) is connected with a transverse sliding plate (9) in a sliding manner, the upper surfaces of the fixed base (6) and the longitudinal sliding plate (5) are both fixed with a threaded connection seat (10) through screws, the fixed base (6) and the longitudinal sliding plate (5) are both screwed with adjusting lead screws (11) through the threaded connection seat (10), and the two adjusting lead screws (11) are respectively connected with the side surfaces of the longitudinal sliding plate (5) and the transverse sliding plate (9) in a rotating manner;
the lower surface of the verification model (1) is connected with a plurality of fixed seats (2) in a clamping manner, the lower surfaces of the fixed seats (2) are integrally formed with a connecting frame (3), the upper surface of the transverse sliding plate (9) is fixedly provided with a servo motor (8) through a screw, and the output end of the servo motor (8) is fixedly connected with the lower surface of the connecting frame (3);
the upper surfaces of the longitudinal sliding plate (5) and the fixed base (6) are respectively provided with a plurality of sliding grooves (12), and the lower surfaces of the transverse sliding plate (9) and the longitudinal sliding plate (5) are respectively fixed with a plurality of sliding connecting blocks (13) through screws;
the upper surface of the transverse sliding plate (9) is fixed with a plurality of auxiliary tables (4) through screws, and the upper surfaces of the auxiliary tables (4) are connected with a plurality of second balls (15) in a rolling manner.
2. The radiation therapy isocenter and field verification phantom of claim 1, wherein: the lateral surfaces of the longitudinal sliding plate (5) and the lateral sliding plate (9) are rotatably connected with bearings (7), and the longitudinal sliding plate (5) and the lateral sliding plate (9) are respectively rotatably connected with the two adjusting screw rods (11) through the two bearings (7).
3. The radiation therapy isocenter and field verification phantom of claim 1, wherein: a plurality of first balls (14) are connected in the inner wall of the sliding groove (12) in a rolling manner.
4. The radiation therapy isocenter and field verification phantom of claim 1, wherein: the longitudinal sliding plate (5), the fixed base (6) and the transverse sliding plate (9) are all stainless steel components.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011373656.XA CN112426632B (en) | 2020-11-30 | 2020-11-30 | Radiation therapy isocenter and radiation field verification die body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011373656.XA CN112426632B (en) | 2020-11-30 | 2020-11-30 | Radiation therapy isocenter and radiation field verification die body |
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| CN112426632A CN112426632A (en) | 2021-03-02 |
| CN112426632B true CN112426632B (en) | 2023-01-24 |
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