CN105807306A - Radioactive particle radiation dose measurement device and measurement method thereof - Google Patents
Radioactive particle radiation dose measurement device and measurement method thereof Download PDFInfo
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- CN105807306A CN105807306A CN201610259928.0A CN201610259928A CN105807306A CN 105807306 A CN105807306 A CN 105807306A CN 201610259928 A CN201610259928 A CN 201610259928A CN 105807306 A CN105807306 A CN 105807306A
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- 239000002245 particle Substances 0.000 title claims abstract description 197
- 230000002285 radioactive effect Effects 0.000 title claims abstract description 129
- 238000005259 measurement Methods 0.000 title claims abstract description 93
- 230000005855 radiation Effects 0.000 title claims abstract description 87
- 238000000691 measurement method Methods 0.000 title 1
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 17
- 206010028980 Neoplasm Diseases 0.000 claims description 14
- 241000209094 Oryza Species 0.000 claims description 8
- 235000007164 Oryza sativa Nutrition 0.000 claims description 8
- 235000009566 rice Nutrition 0.000 claims description 8
- 238000002513 implantation Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002725 brachytherapy Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/02—Dosimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/02—Dosimeters
- G01T1/08—Photographic dosimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/02—Dosimeters
- G01T1/10—Luminescent dosimeters
- G01T1/11—Thermo-luminescent dosimeters
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Radiation (AREA)
Abstract
The invention provides a radioactive particle radiation dose measurement device.The measurement device comprises a tissue equivalent plate and particle through holes and dosimeter through holes which both penetrate through the tissue equivalent plate longitudinally.According to the radioactive particle radiation dose measurement device, the holes for containing radioactive particle and dosimeters are formed in the tissue equivalent plate and can fix the positions of the radioactive particles and the dosimeters, and therefore radiation dose measurement of the radioactive particles is conveniently conducted; radiation dose measurement is conducted by using the measurement device made of a tissue equivalent material, and therefore radiation values of the radioactive particles in a human body can be most truly and proximately reflected; the measurement devices of the different specifications can be arranged according to the distance among the particle through holes, the distance among the dosimeter through holes and the distance between the particle through holes and the dosimeter through holes, and then the radiation dose of single radioactive particle or more radioactive particles is measured.
Description
Technical field
The present invention relates to radiation dose measurement technical field, more specifically, relate to radiation dose measurement device and the measuring method thereof of a kind of radioactive particle.
Background technology
Malignant tumor is always up threatening the major disease of human health, utilizing radioactive particle to carry out Interstitial brachytherapy tumor is the new technique that recent decades grows up, and radioactive particle interventional implantation technology is high owing to having suppression tumor efficiency, dose distribution is reasonable, and convenient and Operation cooperation forms the advantage of complementation etc. and becomes a kind for the treatment of means treating tumor.
While treatment tumor, for avoiding when using radioactive particle interventional implantation technology treatment tumor the histoorgan around tumor to sustain damage, accordingly, it would be desirable to reasonably place radioactive particle in inside tumor.And at present, radioactive particle needs to do preoperative plan with special treatment planning systems before implantation tumour, and calculate the dosage that the histoorgan of tumor periphery can accept when radioactive particle different distributions, obtain value of calculation.There are more than 10 brands in the treatment planning systems conservative estimation sold at present, due to the difference of planning system, there is error between obtained value of calculation, and then the quantity putting into the radioactive particle of inside tumor is also just different, finally affects therapeutic effect.
For eliminating the error between different value of calculation, the radiation dose of researcher using dosage meter research radioactive particle periphery different distance.For the research of single radioactive particle periphery different distance, great majority are all carry out dosage measurement in air or water, and the position of radioactive particle and radiacmeter is fixed and acquired a certain degree of difficulty.For the measurement of many radioactive particle ambient radiation dosage, the measurement of its two and three dimensions dosage is more difficult.
Summary of the invention
It is an object of the invention to provide the radiation dose measurement device of a kind of radioactive particle and measuring method thereof, the problem that the radiation dose to solve the radioactive particle described in background technology is difficult to measure.
In order to solve above-mentioned technical problem, the present invention provides following technical scheme:
A kind of radiation dose measurement device of radioactive particle, described measurement apparatus includes tissue equivalent's plate and all longitudinally through the particle through hole of described tissue equivalent plate and radiacmeter through hole, described particle through hole is evenly distributed on described tissue equivalent plate centered by the center of described tissue equivalent plate, described radiacmeter through hole is arranged on described tissue equivalent plate in rice shape centered by the center of described tissue equivalent plate, and described radiacmeter through hole is not overlapping with the position of described particle through hole.
Preferably, described particle through hole is uniformly arranged on described tissue equivalent plate in the way of laterally or longitudinally.
Preferably, the spacing between described particle through hole is 5mm；The described radiacmeter through hole at the closest described tissue equivalent's plate center being positioned on the horizontal and vertical lines of meter word is 2.5mm to the distance at described tissue equivalent's plate center, the described radiacmeter through hole at the closest described tissue equivalent's plate center being positioned on the oblique line of meter word is 5mm to the distance at described tissue equivalent's plate center, and the spacing between all the other described radiacmeter through holes in rice wordline is 5mm.
A kind of radiation dose measurement device of radioactive particle, described measurement apparatus includes tissue equivalent's plate and all longitudinally through the particle through hole of described tissue equivalent plate and radiacmeter through hole, described radiacmeter through hole is arranged on described tissue equivalent plate uniformly in cross-shaped centered by the center of described tissue equivalent plate, arranges described particle through hole uniformly in four regions that described radiacmeter through hole is formed.
Preferably, the spacing between described radiacmeter through hole is 2.5mm；Spacing between described particle through hole is 5mm, and the described particle through hole of distance cross wire vertically to arrive the distance of described cross wire be 2.5mm.
Preferably, described measurement apparatus also include with described tissue equivalent plate homalographic, etc. the blank of material, described blank is positioned at the both sides of described tissue equivalent plate.
Preferably, described tissue equivalent plate and described blank are fixed by tissue equivalent's screw.
A kind of measuring method of the radiation dose measurement device of radioactive particle, described measuring method includes:
The radiation dose measurement device of radioactive particle is chosen in distribution according to the radioactive particle designed in advance；
Radioactive particle and radiacmeter is placed respectively in the particle through hole being distributed on tissue equivalent's plate according to the radioactive particle designed in advance and radiacmeter through hole；
Read the reading of described radiacmeter, obtain the dose distribution numerical value of radioactive particle.
Preferably, the distribution of the radioactive particle that described basis designs in advance is chosen the radiation dose measurement device of radioactive particle and is included:
Design the distribution of radioactive particle according to tumor characteristic, and chosen the radiation dose measurement device of radioactive particle by the distribution character of described radioactive particle.
Preferably, described measuring method also includes:
Particle through hole on tissue equivalent's plate and after placing radioactive particle and radiacmeter respectively in radiacmeter through hole, places film badge between described tissue equivalent plate or between tissue equivalent's plate and blank；
Read described radiacmeter and the reading of described film badge respectively, obtain the two dimension of radioactive particle or the dose distribution of three-dimensional.
The invention provides the radiation dose measurement device of a kind of radioactive particle, described measurement apparatus includes tissue equivalent's plate and all longitudinally through the particle through hole of described tissue equivalent plate and radiacmeter through hole, described particle through hole is evenly distributed on described tissue equivalent plate centered by the center of described tissue equivalent plate, described radiacmeter through hole is arranged on described tissue equivalent plate in rice shape centered by the center of described tissue equivalent plate, and described radiacmeter through hole is not overlapping with the position of described particle through hole.Present invention also offers the radiation dose measurement device of a kind of radioactive particle, described measurement apparatus includes tissue equivalent's plate and all longitudinally through the particle through hole of described tissue equivalent plate and radiacmeter through hole, described radiacmeter through hole is arranged on described tissue equivalent plate uniformly in cross-shaped centered by the center of described tissue equivalent plate, arranges described particle through hole uniformly in four regions that described radiacmeter through hole is formed.The radiation dose measurement device of radioactive particle provided by the invention arranges the hole placing radioactive particle and radiacmeter on tissue equivalent's plate, the position of radioactive particle Yu radiacmeter can be fixed by this hole, consequently facilitating the radiation dose measurement of radioactive particle.Meanwhile, the measurement apparatus that the radiation dose measurement device of radioactive particle provided by the invention is prepared by using-system equivalent material carries out radiation dose measurement, it is possible to the reaction radioactive particle the truest, immediate radiation value in human body.The radiation dose measurement device of radioactive particle provided by the invention can arrange the measurement apparatus of different size according to the distance between particle through hole, between radiacmeter through hole and between particle through hole and radiacmeter through hole, and then measures the radiation dose of single or many radioactive particle.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, for those of ordinary skills, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the radiation dose measurement device of the first radioactive particle that the embodiment of the present invention provides；
Fig. 2 is the enlarged diagram at the radiation dose measurement device A place of the first radioactive particle that the embodiment of the present invention provides；
Fig. 3 is the structural representation of the radiation dose measurement device of the second radioactive particle that the embodiment of the present invention provides；
Fig. 4 is the radiation dose measurement device of radioactive particle that the embodiment of the present invention provides structural representation when arranging blank；
Illustrate:
1-tissue equivalent plate, 2-particle through hole, 3-radiacmeter through hole, 4-blank, 5-tissue equivalent screw.
Detailed description of the invention
The radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides and measuring method thereof, solve the problem that the radiation dose of radioactive particle is difficult to measure.
In order to make those skilled in the art be more fully understood that the technical scheme in the embodiment of the present invention, and it is understandable to enable the above-mentioned purpose of the embodiment of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is described in further detail.
The radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides includes tissue equivalent's plate 1 and all longitudinally through the particle through hole 2 of tissue equivalent's plate 1 and radiacmeter through hole 3.Wherein, tissue equivalent's plate 1 is adopt the material with body-tissue equivalent to be prepared from, and this tissueequivalentmaterial is solid water material, and the plate made by the tissueequivalentmaterial of all the other materials is also within protection scope of the present invention certainly.Tissue equivalent's plate 1 be shaped as square, rectangle or circle etc., for ease of arranging particle through hole 2 and the distribution of radiacmeter through hole 3, the embodiment of the present invention provide tissue equivalent's plate 1 adopt square structure.Owing to the tissue equivalent's plate 1 in the radiation dose measurement device of the radioactive particle of embodiment of the present invention offer adopts tissueequivalentmaterial to be prepared from, and radioactive particle and radiacmeter are respectively positioned on the inside of tissue equivalent's plate 1, therefore, the dose value measured by radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides is closest to the actual value in human body.Particle through hole 2 is the hole placing radioactive particle, and radiacmeter through hole 3 is the hole placing radiacmeter.The different radiation dose measurement devices that can arrange plurality of specifications of distribution according to particle through hole 2 with radiacmeter through hole 3, concrete refer to is as described below.
Refer to accompanying drawing 1, accompanying drawing 1 illustrates the structural representation of the radiation dose measurement device of the first radioactive particle that the embodiment of the present invention provides.
From accompanying drawing 1 it can be seen that, the radiation dose measurement device of the first radioactive particle that the embodiment of the present invention provides includes tissue equivalent's plate 1 and all longitudinally through the particle through hole 2 of tissue equivalent's plate 1 and radiacmeter through hole 3, particle through hole 2 is evenly distributed on tissue equivalent's plate 1 centered by the center of tissue equivalent's plate 1, radiacmeter through hole 3 is arranged on tissue equivalent's plate 1 in rice shape centered by the center of tissue equivalent's plate 1, and radiacmeter through hole 3 is not overlapping with the position of particle through hole 2.When preparing the radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides, the particle through hole 2 placing radioactive particle is first set centered by the center of tissue equivalent's plate 1, and the center of tissue equivalent's plate 1 is particle through hole 2, on tissue equivalent's plate 1, rice font separator bar is drawn centered by the center of tissue equivalent's plate 1, angle between every separator bar is 45 °, thus forming eight orientation of particle through hole 2, it is 0 °, 45 °, 90 °, 135 °, 180 °, 225 °, 270 ° and 315 ° with coordinate representation；Forming agent of punching respectively in eight orientation of particle through hole 2 gauge through hole 3, and radiacmeter through hole 3 is not overlapping with the position of particle through hole 2, to realize the radiation dose in different azimuth, different distance place measurement radioactive particle.The radiation dose measurement device of the first radioactive particle that the embodiment of the present invention provides is applicable to the radiation dose measurement of radioactive particle, is particularly suited for the radiation dose measurement of single radioactive particle of different activity.
Further, particle through hole 2 is distributed uniformly on tissue equivalent's plate 1, its arrangement mode can be circular arrangement, spiral type arrangement, square arrangement, in embodiments of the present invention, particle through hole 2 is uniformly arranged on tissue equivalent's plate 1 in the way of laterally or longitudinally, is namely distributed with square arrangement mode.
Further, refer to accompanying drawing 2, accompanying drawing 2 illustrates the enlarged diagram at the radiation dose measurement device A place of the first radioactive particle that the embodiment of the present invention provides.
It can be seen that when particle through hole 2 is with square arrangement, the spacing between particle through hole 2 is 5mm from accompanying drawing 2.Being positioned on the horizontal and vertical lines of meter word is 2.5mm closest to four radiacmeter through holes 3 at tissue equivalent's plate 1 center to the distance at tissue equivalent's plate 1 center, being positioned on the oblique line of meter word is 5mm closest to four radiacmeter through holes 3 at tissue equivalent's plate 1 center to the distance at tissue equivalent's plate 1 center, the spacing between remaining radiacmeter through hole 3 in rice wordline is 5mm, until the edge of tissue equivalent's plate 1.The mode arranged evenly of above-mentioned particle through hole 2 and radiacmeter through hole 3 is conducive to the radiacmeter in radiacmeter through hole 3 to measure the radiation dose of particle through hole 2 various location, obtain more radiation profiles data, and then be beneficial to the quantity of the accurate radioactive particle calculating treatment tumor.
In the first radiation dose measurement device that the embodiment of the present invention provides, the length of side of tissue equivalent's plate 1 is the square tissueequivalentmaterial of 10cm, and its thickness is 5mm.The length of side of blank 4 is equally also 10cm, and thickness is 1cm.
Refer to accompanying drawing 3, accompanying drawing 3 illustrates the structural representation of the radiation dose measurement device of the second radioactive particle that the embodiment of the present invention provides.
From accompanying drawing 3 it can be seen that, the radiation dose measurement device of the second radioactive particle that the embodiment of the present invention provides includes tissue equivalent's plate 1 and all longitudinally through the particle through hole 2 of tissue equivalent's plate 1 and radiacmeter through hole 3, radiacmeter through hole 3 is arranged on tissue equivalent's plate 1 uniformly in cross-shaped centered by the center of tissue equivalent's plate 1, arranges particle through hole 2 uniformly in four regions that radiacmeter through hole 3 is formed.When preparing the radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides, determine the center of tissue equivalent's plate 1, and type separator bar of crossing centered by the center of tissue equivalent's plate 1, angle between every separator bar is 90 °, thus forming four orientation of particle through hole 2, it is x-axis and y-axis with coordinate representation；Forming agent of punching respectively in four orientation of particle through hole 2 gauge through hole 3, and particle through hole 2 is set uniformly in four regions that radiacmeter through hole 3 is formed, to realize the radiation dose in different azimuth, different distance place measurement radioactive particle.The radiation dose measurement device of the second radioactive particle that the embodiment of the present invention provides is all suitable in the radiation dose measurement of many radioactive particles, and can design the particle of the distribution of multiple diverse location, various combination distribution.
Further, the center of tissue equivalent's plate 1 arranges radiacmeter through hole 3, and the spacing between each radiacmeter through hole 3 on cross separator bar is 2.5mm, until the edge of tissue equivalent's plate 1.The spacing between particle through hole 2 in four regions that radiacmeter through hole 3 distribution is formed is 5mm, and the distance nearest particle through hole 2 of cross wire vertically arrive the distance of described cross wire be 2.5mm, namely vertically arriving the distance of x-axis or y-axis apart from the particle through hole 2 that x-axis or y-axis are nearest is 2.5mm.In the radiation dose measurement device of the second radioactive particle of embodiment of the present invention offer, the length of side of tissue equivalent's plate 1 is the square tissueequivalentmaterial of 10cm, and its thickness is 5mm.
Refer to accompanying drawing 4, accompanying drawing 4 illustrates the structural representation when radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides increases blank.
From accompanying drawing 4 it can be seen that the radiation dose measurement device of radioactive particle that the embodiment of the present invention provides increase in the both sides of tissue equivalent's plate 1 with tissue equivalent's plate 1 homalographic, etc. the blank 4 of material.Blank 4 is provided with two pieces altogether, and lays respectively at the both sides of tissue equivalent's plate 1, plays the effect of radioactive particle and radiacmeter in fixing organization Equivalent Plate 1, and then prevents radioactive particle and radiacmeter from coming off from tissue equivalent's plate 1.
Further, blank 4 and tissue equivalent's plate 1 is fixing when stacking that using-system equivalence screw 5 is fixed.Tissue equivalent's screw 5 is adopt the tissueequivalentmaterial identical with blank 4 and tissue equivalent's plate 1 material to prepare.Fix blank 4 and tissue equivalent's plate 1 for ease of tissue equivalent's screw 5, the tail end of tissue equivalent's screw 5 is threaded, and also with the screw thread corresponding with the screw thread on tissue equivalent screw 5 on one piece of blank 4 therein.When fixing blank 4 and tissue equivalent's plate 1, it is only necessary to by tissue equivalent's screw 5 through not threaded blank 4 and tissue equivalent's plate 1, and screw with threaded blank 4.
When the radiation dose measurement device of the radioactive particle using the embodiment of the present invention to provide, prepare 20 block organization's Equivalent Plates 1 altogether, to realize the stereochemical structure of radiation dose measurement device.Tissue equivalent's plate 1 and two pieces of blanks 4 are used in conjunction with, and use tissue equivalent's screw 5 prepared by the tissueequivalentmaterial identical with tissue equivalent plate 1 material fixing.The quantity of the tissue equivalent's plate 1 between two pieces of blanks 4 determines according to the arrangement mode of the radioactive particle set.
In above-mentioned four kinds of concrete radiation dose measurement devices, the diameter of particle through hole 2 is 0.9mm, and the size of radiacmeter through hole 3 is set according to the size of concrete radiacmeter, with coincidence measurement requirement.The position of radioactive particle Yu radiacmeter is fixed by the radiation dose measurement device of radioactive particle provided by the invention by particle through hole 2 and radiacmeter through hole 3, and is not subjected to displacement, consequently facilitating measure the radiation dose of radioactive particle accurately.
It it is only the preferred embodiment of the radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides at above-mentioned four kinds of concrete radiation dose measurement devices; though particle through hole 2 and radiacmeter through hole 3 be how to arrange, the shape of tissue equivalent's plate 1 how, as long as the device with particle through hole 2 and radiacmeter through hole 3 prepared by using-system equivalent material is all in the scope of protection of the invention.
The embodiment of the present invention additionally provides the measuring method of the radiation dose measurement device of radioactive particle, and this measuring method includes: choose the radiation dose measurement device of radioactive particle according to the distribution of the radioactive particle designed in advance；Radioactive particle and radiacmeter is placed respectively in the particle through hole being distributed on tissue equivalent's plate according to the radioactive particle designed in advance and radiacmeter through hole；Read the reading of described radiacmeter, obtain the dose distribution numerical value of radioactive particle.
Particularly as follows: before the radiation dose measurement carrying out radioactive particle, design the distribution of radioactive particle according to tumor characteristic in advance, and then choose the radiation dose measurement device of the first or the second radioactive particle；Many diverse locations are distributed, the radiation dose measurement of the radioactive particle of various combinations distribution time, determine the quantity of tissue equivalent's plate 1 according to the quantity of radioactive particle and position distribution.After having chosen radiation dose measurement device, place radioactive particle and radiacmeter respectively according in particle through hole on tissue equivalent's plate of the quantity of radioactive particle and position distribution and radiacmeter through hole.After measuring certain time, radiacmeter is taken out, and read the reading of radiacmeter, obtain the dose distribution numerical value of radioactive particle.The measuring method of the radiation dose measurement device of the radioactive particle that the embodiment of the present invention provides is simply effectively, easily prepare, simultaneously, the dose distribution numerical value of obtained radioactive particle can also calculate with formula or the numerical value for the treatment of planning systems calculating gained contrasts, and then can learn that whether the computed dosage obtained for the treatment of planning systems is correct, deviation is how many.
Further, the embodiment of the present invention additionally provides after placing radioactive particle and radiacmeter respectively in the particle through hole 2 and radiacmeter through hole 3 that the measuring method of the radiation dose measurement device of radioactive particle is additionally included on tissue equivalent's plate 1, places film badge between described tissue equivalent plate 1 or between tissue equivalent's plate 1 and blank 4.After measuring certain time, film badge is taken out with radiacmeter, and read the reading of film badge and radiacmeter respectively, just can obtain the two dimension of radioactive particle or the dose distribution of three-dimensional by film badge with the combination of radiacmeter in radiacmeter through hole 3.
Concrete, as placed thermoluminescent dosemeter in radiacmeter through hole 3, the dosage of different distance inside and outside various combination particle target area just can be measured.Thermoluminescent dosemeter uses with film badge common combination just can obtain the two dimension of radioactive particle or the dose distribution of three-dimensional.
Invention described above embodiment, is not intended that limiting the scope of the present invention.Any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.
Claims (10)
1. the radiation dose measurement device of a radioactive particle, it is characterized in that, described measurement apparatus includes tissue equivalent's plate (1) and all longitudinally through the particle through hole (2) of described tissue equivalent plate (1) and radiacmeter through hole (3), described particle through hole (2) is evenly distributed in described tissue equivalent plate (1) centered by the center of described tissue equivalent plate (1), described radiacmeter through hole (3) is arranged in described tissue equivalent plate (1) in rice shape centered by the center of described tissue equivalent plate (1), and described radiacmeter through hole (3) is not overlapping with the position of described particle through hole (2).
2. the radiation dose measurement device of radioactive particle according to claim 1, it is characterised in that described particle through hole (2) is uniformly arranged in described tissue equivalent plate (1) in the way of laterally or longitudinally.
3. the radiation dose measurement device of radioactive particle according to claim 2, it is characterised in that the spacing between described particle through hole (2) is 5mm；The described radiacmeter through hole (3) at closest described tissue equivalent plate (1) center being positioned on the horizontal and vertical lines of meter word is 2.5mm to the distance at described tissue equivalent plate (1) center, the described radiacmeter through hole (3) at closest described tissue equivalent plate (1) center being positioned on the oblique line of meter word is 5mm to the distance at described tissue equivalent plate (1) center, and the spacing between all the other described radiacmeter through holes (3) in rice wordline is 5mm.
4. the radiation dose measurement device of a radioactive particle, it is characterized in that, described measurement apparatus includes tissue equivalent's plate (1) and all longitudinally through the particle through hole (2) of described tissue equivalent plate (1) and radiacmeter through hole (3), described radiacmeter through hole (3) is arranged in described tissue equivalent plate (1) uniformly in cross-shaped centered by the center of described tissue equivalent plate (1), arranges described particle through hole (2) in four regions that described radiacmeter through hole (3) is formed uniformly.
5. the radiation dose measurement device of radioactive particle according to claim 4, it is characterized in that, spacing between described radiacmeter through hole (3) is 2.5mm, spacing between described particle through hole (2) is 5mm, and is 2.5mm apart from the vertical distance to described cross wire of the described particle through hole (2) that cross wire is nearest.
6. the radiation dose measurement device of the radioactive particle according to claim 4 or 5, it is characterized in that, described measurement apparatus also include with described tissue equivalent plate (1) homalographic, etc. the blank (4) of material, described blank (4) is positioned at the both sides of described tissue equivalent plate (1).
7. the radiation dose measurement device of radioactive particle according to claim 6, it is characterised in that described tissue equivalent plate (1) and described blank (4) are fixed by tissue equivalent's screw (5).
8. the measuring method of the radiation dose measurement device of the radioactive particle as described in claim 1 or 4, it is characterised in that described measuring method includes:
The radiation dose measurement device of radioactive particle is chosen in distribution according to the radioactive particle designed in advance；
Radioactive particle and radiacmeter is placed respectively in the particle through hole being distributed on tissue equivalent's plate according to the radioactive particle designed in advance and radiacmeter through hole；
Read the reading of described radiacmeter, obtain the dose distribution numerical value of radioactive particle.
9. the measuring method of the radiation dose measurement device of radioactive particle according to claim 8, it is characterised in that the distribution of the radioactive particle that described basis designs in advance is chosen the radiation dose measurement device of radioactive particle and included:
Design the distribution of radioactive particle according to tumor characteristic, and chosen the radiation dose measurement device of radioactive particle by the distribution character of described radioactive particle.
10. the measuring method of the radiation dose measurement device of radioactive particle according to claim 9, it is characterised in that described measuring method also includes:
Particle through hole on tissue equivalent's plate and after placing radioactive particle and radiacmeter respectively in radiacmeter through hole, places film badge between described tissue equivalent plate or between tissue equivalent's plate and blank；
Read described radiacmeter and the reading of described film badge respectively, obtain the two dimension of radioactive particle or the dose distribution of three-dimensional.
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| CN109157763A (en) * | 2017-08-30 | 2019-01-08 | 上海联影医疗科技有限公司 | Pulse parameter adjusting method and system |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2159232Y (en) * | 1992-12-01 | 1994-03-23 | 张宏威 | Assembled sliding solid model body |
| US20040228435A1 (en) * | 2003-05-14 | 2004-11-18 | Russell Kevin J. | Phantom for intensity modulated radiation therapy |
| CN1560614A (en) * | 2004-03-03 | 2005-01-05 | 军 张 | Intensity modulation checking tomograph and intensity modulation checking phantom |
| CN101257945A (en) * | 2005-07-27 | 2008-09-03 | 离子束应用股份有限公司 | Dosimetry device for verification of a radiation therapy apparatus |
| CN201569746U (en) * | 2009-12-25 | 2010-09-01 | 深圳市海博科技有限公司 | Measuring die body |
| CN102353973A (en) * | 2011-06-23 | 2012-02-15 | 山东新华医疗器械股份有限公司 | Blood irradiation dose measuring phantom |
| CN203365688U (en) * | 2013-07-19 | 2013-12-25 | 北京中康联医疗器械开发有限公司 | A multifunctional measurement die body |
| WO2014033112A2 (en) * | 2012-09-03 | 2014-03-06 | Siemens Aktiengesellschaft | Dose measurement device |
| CN203469248U (en) * | 2013-07-16 | 2014-03-12 | 武汉大学 | Three-dimensional radiation dose acquisition and verification device |
| CN103698795A (en) * | 2013-12-10 | 2014-04-02 | 广州医科大学附属肿瘤医院 | Irradiation dose detecting body mold for high-dose-rate short-range treatment radioactive source |
| CN205562819U (en) * | 2016-04-25 | 2016-09-07 | 张宏涛 | Active particles's radiation does measuring device |
-
2016
- 2016-04-25 CN CN201610259928.0A patent/CN105807306B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2159232Y (en) * | 1992-12-01 | 1994-03-23 | 张宏威 | Assembled sliding solid model body |
| US20040228435A1 (en) * | 2003-05-14 | 2004-11-18 | Russell Kevin J. | Phantom for intensity modulated radiation therapy |
| CN1560614A (en) * | 2004-03-03 | 2005-01-05 | 军 张 | Intensity modulation checking tomograph and intensity modulation checking phantom |
| CN101257945A (en) * | 2005-07-27 | 2008-09-03 | 离子束应用股份有限公司 | Dosimetry device for verification of a radiation therapy apparatus |
| CN201569746U (en) * | 2009-12-25 | 2010-09-01 | 深圳市海博科技有限公司 | Measuring die body |
| CN102353973A (en) * | 2011-06-23 | 2012-02-15 | 山东新华医疗器械股份有限公司 | Blood irradiation dose measuring phantom |
| WO2014033112A2 (en) * | 2012-09-03 | 2014-03-06 | Siemens Aktiengesellschaft | Dose measurement device |
| CN203469248U (en) * | 2013-07-16 | 2014-03-12 | 武汉大学 | Three-dimensional radiation dose acquisition and verification device |
| CN203365688U (en) * | 2013-07-19 | 2013-12-25 | 北京中康联医疗器械开发有限公司 | A multifunctional measurement die body |
| CN103698795A (en) * | 2013-12-10 | 2014-04-02 | 广州医科大学附属肿瘤医院 | Irradiation dose detecting body mold for high-dose-rate short-range treatment radioactive source |
| CN205562819U (en) * | 2016-04-25 | 2016-09-07 | 张宏涛 | Active particles's radiation does measuring device |
Non-Patent Citations (1)
| Title |
|---|
| 马蕊等: "125I粒子源近距离治疗***癌模型的剂量学研究", 《中华放射医学与防护杂志》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157763A (en) * | 2017-08-30 | 2019-01-08 | 上海联影医疗科技有限公司 | Pulse parameter adjusting method and system |
| CN109157763B (en) * | 2017-08-30 | 2020-12-25 | 上海联影医疗科技股份有限公司 | Pulse parameter adjusting method, system, device and readable medium |
| US11471703B2 (en) | 2017-08-30 | 2022-10-18 | Uih-Rt Us Llc | Systems and methods for pulse parameter modulation |
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