CN107802968A - Deceleration filter and neutron radiation therapy system - Google Patents
Deceleration filter and neutron radiation therapy system Download PDFInfo
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- CN107802968A CN107802968A CN201711188921.5A CN201711188921A CN107802968A CN 107802968 A CN107802968 A CN 107802968A CN 201711188921 A CN201711188921 A CN 201711188921A CN 107802968 A CN107802968 A CN 107802968A
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- reduction
- bearing box
- deceleration
- neutron
- deceleration filter
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 23
- 230000009467 reduction Effects 0.000 claims abstract description 77
- 239000000463 material Substances 0.000 claims abstract description 20
- 230000004907 flux Effects 0.000 claims abstract description 7
- 239000000725 suspension Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 230000008859 change Effects 0.000 abstract description 12
- 230000001225 therapeutic effect Effects 0.000 abstract description 10
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 208000035126 Facies Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- A61N5/1042—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head
-
- 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
- A61N5/1077—Beam delivery systems
-
- 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
- A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
- A61N2005/109—Neutrons
-
- 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
- A61N2005/1092—Details
- A61N2005/1095—Elements inserted into the radiation path within the system, e.g. filters or wedges
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The invention provides a kind of deceleration filter and neutron radiation therapy system, it is related to technical field of medical instruments, to solve the problems, such as inconvenience according to the needs for the patient for treating different focus depth to set neutron degradation effect.The deceleration filter includes：Bearing box and multiple reduction for being used to reduce neutron flux, bearing box are arranged between reactor core and irradiation mouth, and opening is provided with the top of bearing box, multiple placement positions are provided with bearing box, multiple reduction are sequentially placed in placing position, are provided with hanger in reduction, handle is provided with bearing box.The deceleration filter is applied to neutron radiation therapy system, the slowing effect of deceleration filter can be changed by the quantity or material for changing reduction, so as to change the accessibility depth of neutron beam, so as to which the treatment of a variety of focus depth can be completed in same therapeutic room.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly, to a kind of deceleration filter and neutron radiation therapy system
System.
Background technology
Existing neutron radiation therapy system be use proton precessional magnetometer irradiation target piece produce neutron be used as neutron source or
Person is using nuclear reactor as neutron source, and from the center that neutron source projects, alignment patient's lesions position carries out radiotherapy.
Accelerator is usually linear accelerator in this system, and the outlet of accelerator is located in therapeutic room, for patient
Carry out radiotherapy.Due to different for different focus depth, the energy of required neutron beam, for example, swollen for cortex
Knurl irradiation needs thermal beam, needs epithermal neutron beam for the irradiation of human body deep tumor.Therefore, it is deep in order to treat different focuses
For the patient of degree, it is necessary to open up multiple therapeutic rooms, the opening for corresponding to neutron beam can be projected by being opened up in different therapeutic rooms.
Following defect be present in existing neutron radiation therapy system：The inconvenient need according to the patient for treating different focus depth
To set neutron degradation effect.
The content of the invention
It is an object of the invention to provide a kind of deceleration filter, is controlled with solving inconvenience basis present in prior art
Treat needing to set the technical problem of neutron degradation effect for the patient of different focus depth.
Deceleration filter provided by the invention, including：Bearing box and multiple reduction for being used to reduce neutron flux, institute
State bearing box to be arranged between reactor core and irradiation mouth, opening is provided with the top of the bearing box, is provided with the bearing box
Multiple placement positions, multiple reduction are sequentially placed in being provided with hanger, the carrying on the placement position, the reduction
Handle is provided with case.
Further, the reduction includes position-limited rack and deceleration block, and the deceleration block is used to reduce neutron energy, described
Deceleration block is positioned in the position-limited rack, and the hanger is arranged on the position-limited rack.
Further, the bottom of the bearing box includes multiple spaced fixed plates, is provided with the fixed plate
The bottom section of the bearing box is divided into multiple placement positions by limited block, the limited block.
Further, the bearing box is provided with fixture block, and the bottom of the reduction is provided with what is coordinated with the fixture block
Bayonet socket.
Further, the side of the position-limited rack is provided with charging aperture, and the both sides of the charging aperture are respectively arranged with snap fit,
The both ends of baffle plate are located in the snap fit.
Further, the hanger is installed on the top of the position-limited rack.
Further, the reduction is made up of graphite or aluminium.
Further, the position-limited rack is made up with the reduction of material of the same race.
Relative to prior art, deceleration filter of the present invention has the advantage that：
Deceleration filter of the present invention be applied to neutron radiation therapy system in, positioned at reactor core with irradiation mouth it
Between, neutron caused by reactor core is projected by irradiation mouth via being passed through after the decelerating effect of deceleration filter, so as to be pointed to therapeutic room
Interior patient is treated.When material difference used in reduction, slowing effect is different.Because what is provided in the application subtracts
In fast filter, reduction is placed in bearing box, and the top of bearing box has opening, therefore, can be by reduction from holding
The opening for carrying case is taken out, and reduction made of different materials is put into bearing box, by changing subtracting of being placed in bearing box
The material of fast part changes decelerating effect of the deceleration filter for neutron, so as to change the flux of neutron, is projected with changing
Neutron beam treatment depth.Due to being provided with hanger in reduction, it is easy to take out reduction, is carried due to being provided with bearing box
Hand, therefore be easy to the bearing box for placing reduction being positioned between reactor core and irradiation mouth, and it is easy to the later stage to take bearing box
Go out to carry out attended operation.
Compared with neutron radiation therapy system of the prior art, using having in deceleration filter provided by the invention
Sub- radiotherapy system, by the way that bearing box is integrally put forward and all reduction can be changed, or by bearing box
Interior part reduction is taken out from the opening of bearing box and carries out reduction made of replacing other materials, so as to reach in change
Beamlet treats the effect of depth.It is so designed that, by the reduction for changing different materials, you can change and penetrated via same irradiation mouth
The treatment depth of the neutron beam gone out, so as to meet the needs of the patient of different focus depth.In addition, multiple therapeutic rooms need not be set
The treatment of different depth focus can be completed in a therapeutic room.
Another object of the present invention is to propose a kind of neutron radiation therapy system, to solve present in prior art not
Just the technical problem of neutron degradation effect is set according to the needs for the patient for treating different focus depth.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of neutron radiation therapy system, including：Reactor core, exposure hole, side of the exposure hole away from reactor core are set
Irradiation mouth is equipped with, the deceleration filter as described in above-mentioned technical scheme is provided between the reactor core and the irradiation mouth.
Further, in addition to boom hoisting, slide rail is provided with the boom hoisting, is provided with the slide rail multiple
Suspension hook, lock piece is provided with the suspension hook.
The neutron radiation therapy system is same relative to Dominant Facies possessed by prior art with above-mentioned deceleration filter,
It will not be repeated here.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram that deceleration filter provided in an embodiment of the present invention is applied to neutron radiation therapy system；
Fig. 2 is the structural representation of deceleration filter provided in an embodiment of the present invention；
Fig. 3 is the structural representation one of bearing box in deceleration filter provided in an embodiment of the present invention；
Fig. 4 is the structural representation two of bearing box in deceleration filter provided in an embodiment of the present invention；
Fig. 5 is the structural representation three of bearing box in deceleration filter provided in an embodiment of the present invention；
Fig. 6 is the structural representation that reduction is in the first visual angle in deceleration filter provided in an embodiment of the present invention；
Fig. 7 is the structural representation that reduction is in the second visual angle in deceleration filter provided in an embodiment of the present invention.
In figure：10- bearing boxes；11- handles；12- places position；13- fixed plates；14- fixture blocks；15- limited blocks；20- slows down
Part；21- hangers；22- deceleration blocks；23- position-limited racks；31- snap fits；32- baffle plates；41- reactor cores；42- exposure holes；43- irradiates mouth.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As Figure 1-4, deceleration filter provided in an embodiment of the present invention, including：Bearing box 10 and it is multiple be used for drop
The reduction 20 of low neutron flux, bearing box 10 are arranged between reactor core 41 and irradiation mouth 43, and the top of bearing box 10 is provided with
It is open, multiple placement positions 12 is provided with bearing box 10, multiple reduction 20 is sequentially placed in placing position 12, set in reduction 20
Hanger 21 is equipped with, handle 11 is provided with bearing box 10.Further, reduction 20 can be by being made up of graphite or aluminium.
In use, reduction 20 is according to being necessarily arranged sequentially in bearing box 10, the material of reduction 20 and row
Row mode produces certain influence for slowing effect, for example, along reactor core 41 to the direction of irradiation mouth 43, the row of reduction 20 is got over
More, the gross thickness that neutron reaches the reduction 20 needed guiding through before irradiation mouth 43 is bigger, more obvious for the slowing effect of neutron；
The slowing effect of reduction 20 also differs made of different materials.Therefore, can be by changing the arrangement side of reduction 20
Formula, or all or part of reduction 20 in bearing box 10 is substituted for reduction 20 made of another material to reach
Change the effect of neutron speed, so as to change neutron flux, to change the effect of the treatment depth of the neutron projected from irradiation mouth 43
Fruit.
When the deceleration filter of the embodiment of the present invention is applied in neutron radiation therapy system, reactor core 41 is positioned over shining
Between loophole 43, neutron caused by reactor core 41 is projected by irradiation mouth 43 via being passed through after the decelerating effect of deceleration filter, so as to
The patient being pointed in therapeutic room is treated.When material difference used in reduction 20, slowing effect is different.Due to
In the deceleration filter that the application provides, reduction 20 is placed in bearing box 10, and the top of bearing box 10 has opening,
Therefore, reduction 20 can be taken out from the opening of bearing box 10, reduction made of different materials 20 is put into bearing box 10
In, made by changing the material for the reduction 20 placed in bearing box 10 to change deceleration of the deceleration filter for neutron
With so as to change the flux of neutron, to change the treatment depth of the neutron beam projected.Due to being provided with hanger in reduction 20
21, it is easy to take out reduction 20, due to being provided with handle 11 on bearing box 10, therefore is easy to that the carrying of reduction 20 will be placed
Case 10 is positioned between reactor core 41 and irradiation mouth 43, and is easy to the later stage to take out bearing box 10 to carry out attended operation.
Compared with neutron radiation therapy system of the prior art, filled using there is filtering provided in an embodiment of the present invention of slowing down
The neutron radiation therapy system put, by the way that the entirety of bearing box 10 is put forward and all reduction 20 can be changed, or
Part reduction 20 in bearing box 10 is taken out and carries out deceleration made of replacing other materials by person from the opening of bearing box 10
Part 20, so as to reach the effect for changing neutron beam treatment depth.It is so designed that, by changing the reduction 20 of different materials, i.e.,
The treatment depth of the neutron beam projected via same irradiation mouth 43 can be changed, so as to meet the need of the patient of different focus depth
Will.In addition, multiple therapeutic rooms need not be set to complete the treatment of different depth focus in a therapeutic room.
Reduction 20 can be overall structure, be that hanger 21 is set on block-shaped body, can be that reduction 20 makes template,
Mutually isostructural reduction 20 is made using unlike material in identical template.
Or in a preferred embodiment, reduction 20 includes position-limited rack 23 and deceleration block 22, deceleration block 22 is used for
Neutron energy is reduced, deceleration block 22 is positioned in position-limited rack 23, and hanger 21 is arranged on position-limited rack 23.It is so designed that, deceleration block
22 individually produce with position-limited rack 23, and the quantity of position-limited rack 23 can be less than deceleration block 22, when changing the treatment depth of neutron beam, will subtract
Fast part 20 takes out, and only need to use original position-limited rack 23, the deceleration block 22 being positioned over originally in position-limited rack 23 is changed into different materials
Deceleration block 22 made of matter.For one side, hanger 21 is arranged on position-limited rack 23, therefore deceleration block 22 can be set to
Regular cubic shaped, production efficiency is high, and replaceability is strong；On the other hand, identical replacement demand is met, it is required
The quantity of the position-limited rack 23 of manufacture is less, more saves and makes the material requested of position-limited rack 23, reduces cost.
The bottom of bearing box 10 can be complete tabular, and side plate is set in the edge of bottom plate, so as to form casing,
It is spacing in order to be carried out to reduction 20, prevent that the opposite case of reduction 20 moves in moving process, is set spacing on bottom plate
Structure.As shown in figure 3, position limiting structure may include multiple limited blocks 15, multiple limited blocks 15 divide the bottom section of bearing box 10
Multiple placement positions 12 are divided into, position 12 is each placed and is used to place a reduction 20, when reduction 20 is positioned at placement position 12, are subtracted
The side bottom of fast part 20 contacts with limited block 15.
Or multiple fixture blocks 14 are set on bottom plate, bayonet socket is set in the bottom of reduction 20, put when reduction 20 is located at
During set 12, fixture block 14 is stretched into bayonet socket, so as to play spacing effect to reduction 20.
In order to mitigate the weight of bearing box 10, as shown in figure 5, in a kind of preferred embodiment of the present embodiment, carrying
The bottom of case 10 includes multiple spaced fixed plates 13, is provided with position limiting structure in fixed plate 13, position limiting structure can be
The structure such as limited block 15 or fixture block 14, when position limiting structure is limited block 15, limited block 15 is by the bottom section of bearing box 10
It is divided into multiple placement positions 12；When position limiting structure is fixture block 14, the bottom of reduction 20 is provided with the card coordinated with fixture block 14
Mouthful.
As shown in figure 5, the bottom plate of bearing box 10 includes multiple spaced fixed plates 13, it is arranged at intervals in fixed plate 13
There are multiple fixture blocks 14, each fixture block 14 is used to fix a reduction 20.
The structure type of position-limited rack 23 have it is a variety of, for example, the opening of position-limited rack 23 can be at side or top, when spacing
When the opening of frame 23 is located at top, hanger 21 is set respectively in the both sides of opening, to keep balance during movement；When position-limited rack 23
Opening when being arranged at side, hanger 21 can be one and be arranged at the central region of the top surface of position-limited rack 23.
When the opening of position-limited rack 23 is located at side, in order to prevent that reduction 20 is rocked in moving process, such as Fig. 6
Shown in Fig. 7, in a kind of embodiment of the present embodiment, the side of position-limited rack 23 is provided with charging aperture, charging aperture
Both sides are respectively arranged with snap fit 31, and the both ends of baffle plate 32 are located in snap fit 31.In position-limited rack 23 as shown in Figure 7, snap fit 31
Opening up, baffle plate 32 is put into snap fit 31 from top to bottom, so as to prevent reduction 20 from being dropped out from opening；When needing to change
During reduction 20, baffle plate 32 is lifted up to take out, so that opening is completely exposed, reduction 20 taken out.
Further, in a kind of embodiment of the present embodiment, position-limited rack 23 is with reduction 20 by material of the same race
It is made.
As shown in figure 1, the embodiment of the present invention also proposes a kind of neutron radiation therapy system simultaneously, including：Reactor core 41, irradiation
Duct 42, side of the exposure hole 42 away from reactor core 41 be provided with irradiation mouth 43, reactor core 41 and irradiation mouth 43 between set just like
The deceleration filter that above-described embodiment provides.
Neutron radiation therapy system is same relative to Dominant Facies possessed by prior art with above-mentioned deceleration filter, herein
Repeat no more.
Further, for the ease of deceleration filter is overall or part reduction 20 therein is taken out, neutron is put
Penetrating treatment system also includes boom hoisting, is provided with suspension hook on boom hoisting, suspension hook is caught on to the handle 11 on bearing box 10, with
By the overall taking-up of bearing box 10, or, suspension hook is caught on to the hanger 21 of reduction 20, reduction 20 is taken from bearing box 10
Go out.
For ease of slinging multiple reduction 20 simultaneously, and the position of boom hoisting hook is conveniently adjusted, a kind of excellent
Select in embodiment, slide rail is provided with boom hoisting, multiple suspension hooks are provided with slide rail, lock piece is provided with suspension hook.Such as
This is set, and suspension hook can be moved along slide rail to change the spacing between adjacent suspension hook, so as to the required reduction 20 sling
The position of hanger 21 is adjusted, and after correct position is adjusted to, is fixed suspension hook and slide rail using lock piece.Lock piece can be
The structures such as latch, buckle, bolt.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. deceleration filter, it is characterised in that including：Bearing box and multiple reduction for being used to reduce neutron flux, The bearing box is arranged between reactor core and irradiation mouth, and opening is provided with the top of the bearing box, is set in the bearing box There are multiple placement positions, multiple reduction are sequentially placed in being provided with hanger on the placement position, the reduction, described to hold Carry and be provided with handle on case.
- 2. deceleration filter according to claim 1, it is characterised in that the reduction includes position-limited rack and deceleration Block, the deceleration block are used to reduce neutron energy, and the deceleration block is positioned in the position-limited rack, and the hanger is arranged at described On position-limited rack.
- 3. deceleration filter according to claim 1, it is characterised in that the bottom of the bearing box includes multiple intervals The fixed plate of setting, limited block is provided with the fixed plate, the bottom section of the bearing box is divided into by the limited block Multiple placement positions.
- 4. according to the deceleration filter described in claim any one of 1-3, it is characterised in that the bearing box is provided with card Block, the bottom of the reduction are provided with the bayonet socket coordinated with the fixture block.
- 5. deceleration filter according to claim 2, it is characterised in that the side of the position-limited rack is provided with charging Mouthful, the both sides of the charging aperture are respectively arranged with snap fit, and the both ends of baffle plate are located in the snap fit.
- 6. deceleration filter according to claim 5, it is characterised in that the hanger is installed on the top of the position-limited rack Portion.
- 7. deceleration filter according to claim 1, it is characterised in that the reduction is made up of graphite or aluminium.
- 8. deceleration filter according to claim 2, it is characterised in that the position-limited rack is with the reduction by of the same race Material is made.
- A kind of 9. neutron radiation therapy system, it is characterised in that including：Reactor core, exposure hole, the exposure hole is away from reactor core Side be provided with irradiation mouth, set between the reactor core and the irradiation mouth just like subtracting described in claim any one of 1-8 Fast filter.
- 10. neutron radiation therapy system according to claim 9, it is characterised in that also including boom hoisting, the lifting Slide rail is provided with device, multiple suspension hooks are provided with the slide rail, lock piece is provided with the suspension hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711188921.5A CN107802968B (en) | 2017-11-24 | 2017-11-24 | Deceleration filtering device and neutron radiation therapy system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711188921.5A CN107802968B (en) | 2017-11-24 | 2017-11-24 | Deceleration filtering device and neutron radiation therapy system |
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| CN107802968A true CN107802968A (en) | 2018-03-16 |
| CN107802968B CN107802968B (en) | 2024-05-10 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020097800A1 (en) * | 2018-11-13 | 2020-05-22 | 西安大医集团有限公司 | Optical filter, radiation scanning apparatus, and radiation scanning method |
| WO2020211583A1 (en) * | 2019-04-17 | 2020-10-22 | 中硼(厦门)医疗器械有限公司 | Neutron capture therapy system |
| WO2020211581A1 (en) * | 2019-04-17 | 2020-10-22 | 中硼(厦门)医疗器械有限公司 | Neutron capture therapy system |
| RU2781650C1 (en) * | 2019-04-17 | 2022-10-17 | Нойборон Терапи Систем Лтд. | Neutron capture therapy system |
| US12011615B2 (en) | 2019-04-17 | 2024-06-18 | Neuboron Therapy System Ltd. | Neutron capture therapy system |
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