CN110234396A - A kind of radiotherapy equipment - Google Patents
A kind of radiotherapy equipment Download PDFInfo
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- CN110234396A CN110234396A CN201780085168.9A CN201780085168A CN110234396A CN 110234396 A CN110234396 A CN 110234396A CN 201780085168 A CN201780085168 A CN 201780085168A CN 110234396 A CN110234396 A CN 110234396A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
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Abstract
The invention discloses a kind of radiotherapy equipments, are related to the field of medical instrument technology, solve the problems, such as existing radiotherapy equipment due to off-centrings such as the sagging brings for the treatment of head.A kind of radiotherapy equipment, comprising: rack, cantilever and treatment head, wherein the cantilever includes connecting pin and free end, and the connecting pin of the cantilever is connect with the rack, and the free end of the cantilever is connect with the treatment head；It further include support device, the support device is arranged between the free end and connecting pin of the cantilever, and connect with the cantilever and/or the treatment head.
Description
The present invention relates to the field of medical instrument technology more particularly to a kind of radiotherapy equipments.
Tumour is a kind of common frequently-occurring disease, and radiotherapy is a kind of common oncotherapy means.
Existing radiotherapy equipment, as shown in Figure 1, including rack 1, cantilever 2 (C-arm), treatment head 3 and therapeutic bed 4, wherein, treatment head 3 can issue radiation beam, rack 1 is fixedly installed on ground, and cantilever 2 is connect with rack 1, and cantilever 2 can drive treatment head 3 along 11 circle rotation of rotation axis.The center of radiation beam and the intersection point of rotation axis 11 are " waiting centers 12 ", and patient is located in therapeutic bed 4, and tumour is corresponding with 12 position of centers is waited, to realize the radiotherapy to tumour.
As shown in Fig. 2, causing radiotherapy equipment to occur different degrees of sagging for the treatment of head in use, so that the unintentional offset at equal centers 12 is caused, as shown in Fig. 2, offset distance is d since the weight and cantilever for the treatment of head 3 overhang oversized.Especially in the case where 3 circle rotation for the treatment of head, as shown in Fig. 2, shown in dotted line, when the rotation for the treatment of head 3 to bottom, waiting centers to deviate to other direction, i.e., error precision reduces at double.And centers is waited to shift, the radiation beam that treatment head issues is not irradiated to tumour not only, does not have therapeutic effect, and the radiation beam irradiation human normal tissue or organ that treatment head issues, and generates additional radiation, it is also possible to cause secondary tumour.
Summary of the invention
The present invention provides a kind of radiotherapy equipment, and by support frame supporting cantilever, and support frame can rotate jointly under the drive of cantilever with cantilever, to solve that treatment head is sagging to be caused
Etc. off-centrings the problem of.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of radiotherapy equipment provided by the invention, comprising: rack, cantilever and treatment head, wherein the cantilever includes connecting pin and free end, and the connecting pin of the cantilever is connect with the rack, and the free end of the cantilever is connect with the treatment head；It further include support device, the support device is arranged between the free end and connecting pin of the cantilever, and connect with the cantilever and/or the treatment head.
Optionally, the cantilever can drive the treatment head to rotate along rotation axis；
The support device includes: support frame and rotary body, and the relatively described rack fixed setting of support frame as described above, the rotary body is connect with the cantilever and/or the treatment head, and the rotary body can be rotated relative to support frame as described above along the rotation axis.
The present invention provides a kind of radiotherapy equipments, comprising: rack, cantilever and treatment head, wherein cantilever includes connecting pin and free end, and the connecting pin of cantilever is connect with rack, and the free end of cantilever is connect with treatment head.Radiotherapy equipment further includes support device in the application, support device is arranged between the free end of cantilever and connecting pin, and it is connect with cantilever and/or treatment head, support device can undertake the weight for the treatment of head, to avoid the problem that the sagging off-centrings such as cause occurs in use in radiotherapy equipment, it ensure that equipment precision, it is ensured that therapeutic effect.
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the drawings to be used in the description of the embodiments or prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the invention, for those of ordinary skill in the art, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of existing radiotherapy equipment schematic diagram；
Fig. 2 is the existing sagging schematic diagram of radiotherapy equipment treatment head；
Fig. 3 is a kind of radiotherapy equipment schematic diagram provided by the invention；
Fig. 4 is another radiotherapy equipment schematic diagram provided by the invention；
Fig. 5 is another radiotherapy equipment schematic diagram provided by the invention；
Fig. 6 is a kind of radiotherapy equipment concrete structure schematic diagram provided by the invention；
Fig. 7 is another radiotherapy equipment schematic diagram provided by the invention；
Fig. 8 is another radiotherapy equipment schematic diagram provided by the invention；
Fig. 9 is another radiotherapy equipment schematic diagram provided by the invention.
Appended drawing reference:
1- rack；2- cantilever；3- treatment head；4- therapeutic bed；5- support device；6- attachment device；7- drive shaft；8- protective plate；9- roller；11- rotation axis；The centers such as 12-；13- shield；The connecting pin 21-；The free end 22-；23a- laser emitter；23b- laser pickoff；The first bulb of 24a-；The first detector of 24b-；The second bulb of 25a-；The second detector of 25b-；31- receives plate；41- bed board；42- bedstead；51- opening；52- rotary body；53- support frame.
Further more detailed description is made to technical solution of the present invention With reference to embodiment.Obviously, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained without making creative work, all should belong to the scope of protection of the invention.
It is exemplary this application provides a kind of radiotherapy equipment, as shown in Figure 3, it include: rack 1, cantilever 2 and treatment head 3, wherein cantilever 2 includes connecting pin 21 and free end 22, the connecting pin 22 of cantilever 2 is connect with rack 1, and the free end 21 of cantilever 2 is connect with treatment head 3.As shown in figure 3, radiotherapy equipment further includes support device 5, support device 5 is arranged between the free end 21 of cantilever 3 and connecting pin 22, and connect with cantilever 2 and/or treatment head 3.
It should be noted that in Fig. 3 by taking cantilever 2 directly stretches out in rack 1 as an example.It is exemplary, as shown in figure 4, cantilever 2 can also be L shape arm, shown in Fig. 4 in, cantilever 2 can be with rack 1 and is fixedly connected by attachment device 6.Certainly, cantilever 2 can also be " C " shape arm etc., the application for cantilever specific structure and shape without limitation, be only described in detail for shown in Fig. 3.
In the application, support device 5 is connect with cantilever 2 and/or treatment head 3, be can be support device 5 and is connect with cantilever 2, and either, support device 5 is connect with treatment head 3, it is also possible that support device 5 is all connected with cantilever 2 and treatment head 3.
It is exemplary, if support device 5 is connect with cantilever 2, then since support device 5 is located between the free end 21 and connecting pin 22 of cantilever 3, support device 5 can further provide for 3 support force of cantilever, to prevent the sagging the problem of off-centrings such as avoiding for the treatment of head 3, it ensure that equipment precision, it is ensured that therapeutic effect.Specifically, as shown in Figure 3, the arm of force for the treatment of head 3 to support device 5 is the first arm of force L1, and the arm of force for the treatment of head 3 to connecting pin 22 is the second arm of force L2, since support device 5 is arranged between the free end 21 of cantilever 3 and connecting pin 22, then the first arm of force L1 is less than the second arm of force L2, under the supporting role for having support device 5, treatment head 3 is smaller to the active force of cantilever 2, to prevent the treatment head sagging the problem of off-centrings such as avoiding, it ensure that equipment precision, it is ensured that therapeutic effect.
Exemplary, if support device 5 is connect with treatment head 3, support device can directly support treatment head, prevent treatment head 3 sagging, at this point, the arm of force for the treatment of head 3 to support device 5 can be for the first arm of force L1 and be close to zero.
A kind of radiotherapy equipment provided by the present application, comprising: rack, cantilever and treatment head, wherein cantilever includes connecting pin and free end, and the connecting pin of cantilever is connect with rack, and the free end of cantilever is connect with treatment head.Radiotherapy equipment further includes support device in the application, support device is arranged between the free end of cantilever and connecting pin, and it is connect with cantilever and/or treatment head, support device can undertake the weight for the treatment of head, to avoid the problem that the sagging off-centrings such as cause occurs in use in radiotherapy equipment, it ensure that equipment precision, it is ensured that therapeutic effect.
It should be noted that treatment head can be accelerator in the application, it is also possible to the treatment head of radioactive isotope (such as cobalt -60) formation, can also be proton therapeutic head etc., the application is not specifically limited treatment head.And radiotherapy equipment provided by the present application, it can be including one or more treatment heads (such as two or three etc.), illustrations are described in detail so that radiotherapy equipment includes a treatment head as an example.Radiotherapy equipment can also be including other component etc. in the application, and the application is not illustrated and limited to other component, only illustrate component relevant to the present application point.
Radiotherapy equipment provided by the present application, as shown in figure 5, radiotherapy equipment further includes therapeutic bed 4, support device 5 includes an opening 51, and it is mobile that therapeutic bed 4 can pass through opening 51.In Fig. 5, by taking therapeutic bed 4 includes bed board 41 and bedstead 42 as an example, bedstead 42 supports bed board 41, and can drive so that bed board 41 is mobile, and therapeutic bed 4 passes through 51 movement of opening and specifically can be
Bed board 41 is moved along 101 directions, so as to pass through opening 51.As shown in figure 5, so as to be when using radiotherapy equipment treatment extracranial tumors, human body head can pass through opening 51, to carry out pendulum position and treatment to extracranial tumors.
Radiotherapy equipment provided by the present application, as shown in fig. 6, cantilever 2 can drive treatment head 3 to rotate along rotation axis 11；Support device 5 includes: support frame 53 and rotary body 52, and support frame 53 is fixedly installed with respect to rack 1, and rotary body 52 is connect with cantilever 2 and/or treatment head 3, and rotary body 52 can be rotated relative to support frame 53 along rotation axis 11.
It should be noted that, cantilever can drive treatment head to rotate along rotation axis, it is referred to shown in Fig. 1, cantilever 2 drives treatment head 3 to rotate around rotation axis 11, specially radial rotary of the treatment head 3 around human body, it is radiated in tumour to which radiation beam passes through human body different zones, avoids cover damage local skin and organ.
Rotary body 52 is connect with cantilever 2 and/or treatment head 3, be can be rotary body 52 and is connect with cantilever 2, and either, rotary body 52 is connect with treatment head 3, it is also possible that rotary body 52 is connect with cantilever 2 and treatment head 3.
In the application, support device 5 includes: support frame 53 and rotary body 52, rotary body 52 can be rotated relative to support frame 53 along rotation axis 11, and rotary body 52 is connect with cantilever 2 and/or treatment head 3, so that rotary body 52 can be with 2 synchronous rotary of cantilever when cantilever 2 drives treatment head 3 to rotate along rotation axis 11, to support treatment head in rotary course, the sagging the problem of off-centrings such as avoiding for the treatment of head 3 is prevented, ensure that equipment precision, it is ensured that therapeutic effect.
Technical scheme, in the case where support device includes support frame and rotary body, support frame be can be including a big opening, and rotary body can be including a small opening, so that therapeutic bed may pass through the harness motion of rotary body.Certainly, to the structure of support device, the application is not specifically limited, and is only illustrated for above-mentioned.
The connection type and rotary body of radiotherapy equipment provided by the present application, support frame and rotary body can be rotated relative to support frame along rotation axis can be there are many different implementations.Exemplary, support frame connects realization rotation by rolling bearing with rotary body.It can also be and rotation is driven by gear-wheel gear-ring or rotation etc. is realized by belt pulley, the application is not specifically limited in this embodiment, and is only illustrated for above-mentioned.
Technical scheme, as shown in fig. 7, support device 5 includes: support frame 53 and rotation
Swivel 52, radiotherapy equipment further include drive shaft 7, and drive shaft 7 drives cantilever 2 to rotate along rotation axis 11, and rotary body 52 is connect with drive shaft 7.On the one hand, rotary body and driving axis connection, drive shaft can directly drive rotary body rotation, on the other hand, rotary body and driving axis connection, the rotation axis for the realization rotary body that can be more easier is coaxial with the rotation axis of cantilever, simplifies mounting means, avoids carrying out coaxial confirmation using other structures or equipment.
Specifically, the present invention provides a kind of rotation body structure, rotary body includes first flange, second flange and the connector for connecting first flange and second flange；Wherein, first flange is connect with cantilever and/or treatment head, second flange and driving axis connection.
First flange is connect with cantilever or treatment head, then can be in first flange and be provided with opening, is moved back and forth so that therapeutic bed can pass through the opening.Further, in the application, it is also possible that the size of first flange and second flange is different, such as the diameter of first flange is greater than the diameter etc. of second flange, and the application is not specifically limited the structure of rotary body, is only illustrated for above-mentioned.
Technical solution provided by the present application, further, support device is fixedly connected with rack.Since support device is fixed device, rack is fixed device, and support device is fixedly connected with the stationarity for further increasing support device and rack with rack.
Specifically, radiotherapy equipment further includes pedestal；Rack is connect with pedestal；And support device is connect with pedestal, to realize that support device is fixedly connected with rack.Certainly, support device, which can be, fixes on the ground, and rack is also possible to fix on the ground.The application is fixedly connected with mode without limitation to support device and rack, is only illustrated for above-mentioned.
A kind of radiotherapy equipment provided by the present application, radiotherapy equipment further include at least a set of device for image, and device for image includes the bulb and detector being oppositely arranged, and the beam that bulb issues passes through patient and can be received by a detector.As shown in Figure 6, it is illustrated so that radiotherapy equipment includes two sets of device for image as an example, the first device for image includes the first bulb 24a and the first detector 25a, and second device includes the second bulb 24b and the second detector 25b, wherein, the beam crossover of two sets of device for image.
It is exemplary in Fig. 6 by taking device for image is fixed on the support frame as an example, device for image can also be fixed on the rack or ceiling and ground on.Certainly, device for image can also rotate, such as device for image is fixed on rotary body, to drive device for image rotation by rotary body.
In the application, the installation site of setting treatment head and device for image can according to need, to prevent
The beam for the treatment of beam and device for image that only treatment head issues interferes with each other.
A kind of radiotherapy equipment provided by the present application, as shown in fig. 6, further including the reception plate 31 being oppositely arranged with treatment head 3.Receiving plate can receive the beam for the treatment of head, carry out dosage verifying or precision test etc. so as to the beam to treatment head.Certainly, if the beam for the treatment of head passes through human body and is received plate reception, receiving plate can also be the image that tumor region is formed according to the beam received, to carry out the tracking etc. in pendulum position or therapeutic process to patient.The application docking is closed flat the specific effect of plate without limitation.
Radiotherapy equipment provided by the present application, it is rotatable for receiving plate, to be always positioned at the opposite for the treatment of head during treatment head rotation, receives the beam that treatment head issues.It is fixed on rotary body specifically, receiving plate and can be, to drive its rotation by the rotation of rotary body.The fixation and rotation mode that the application docking is closed flat plate are not specifically limited, and are only illustrated for above-mentioned.
This application provides a kind of radiotherapy equipments, as shown in figure 8, radiotherapy equipment further includes the shield 13 being oppositely arranged with treatment head 3, shielded body 13 absorbs after the radiation beam that treatment head 3 issues passes through human body, so as to the risk for avoiding ray from leaking outside.It should be noted that, the existing leakage of ray in order to prevent, generally therapeutic room is transformed so that the wall of therapeutic room is thicker, the application absorbs additional radiation by the shield that is provided opposite in treatment head, requirement of the radiotherapy equipment to therapeutic room's shielding protection substantially reduces, and dramatically saves therapeutic room's construction or improvement cost.
In another preferred scheme, shield, which receives plate, to be rotated around rotation axis, thus in the case where treatment head rotation, so that shield is always positioned at the opposite for the treatment of head, to receive the beam for the treatment of head sending.Further, shield is fixedly connected on rotary body, has driven rotation by rotary body.Certainly, shield can also make its rotation by self-contained unit or equipment, and the application is not specifically limited its rotation mode, is only illustrated for above-mentioned.
A kind of radiotherapy equipment provided by the present application, as shown in figure 8, shield 13, which is located at, to be received behind plate 31 in the case where radiotherapy equipment further includes receiving plate 31 and shield 13.After the radiation beam that i.e. treatment head 3 issues passes through human body, after being received the reception of plate 31, received across the beam shielded body 13 for receiving plate 31.
In the application, shield specifically can be to be formed by the material with shielding action, such as can
To be lead or tungsten or tungsten alloy etc..
Radiotherapy equipment provided by the present application, as shown in Figure 6, it further include laser aid, laser aid includes laser emitter 23a and laser pickoff 23b, in Fig. 6 by taking laser emitter 23a and laser pickoff 23b are oppositely arranged on the support frame as an example, the application is not specifically limited the specific structure of laser aid and setting, is only illustrated by taking diagram as an example.
Technical solution of the present invention, as shown in figure 9, radiotherapy equipment further includes therapeutic bed 4 and protective plate 8, therapeutic bed 4 and treatment head 3 are located at the two sides of protective plate 8, opening is provided on protective plate 8, so that therapeutic bed 4 can enter the other side of protective plate 8 along the opening of protective plate 8.
It is exemplary, it is illustrated for shown in Fig. 9, therapeutic bed 4 can be to be moved along 101 directions, is had the side for the treatment of head 3 so as to pass through protective plate 8 into protective plate 8, is treated so that patient to be sent into.
On the one hand, protective plate can keep apart radiotherapy equipment, avoid patient product's Psychological phobia, be conducive to the therapeutic effect for improving patient.On the other hand, protective plate can also be to be formed by shielding material (such as can be lead, tungsten or its alloy etc.), so as to which the treatment space of therapeutic room is separated, i.e. protective plate has the side for the treatment of head for treatment space, when patient treats, patient is sent into treat by treatment space by therapeutic bed.Due to the buffer action of protective plate, it is possible to reduce protective plate has the radiation of therapeutic bed side, thus when without treating or having medical staff to enter, leakage is avoided to penetrate or additional radiation.
It should be noted that may each be in the case where radiotherapy equipment further includes device for image, receives plate or laser aid positioned at the side that protective plate has treatment head.
Further, as shown in figure 9, radiotherapy equipment further includes roller 9, roller 9 is located at the side that protective plate 8 has treatment head 3, one end of roller 9 and the open communication of protective plate 8, and therapeutic bed 4 can be in the inside of roller 9 along the axially reciprocating of roller 9.Roller can further keep apart patient and radiotherapy equipment, and the treatment space that roller is formed can be with the buck fever of reduction of patient.
Specific structure and fixation for roller, the application are not specifically limited.Exemplary, the axis and rotation axis of roller are coaxial.Exemplary, the other end of roller is connect with rack or support device.The other end in Fig. 9 by roller is illustrated for connecting with rack.Certainly, roller can also
Being connect with support device, it specifically can be and connect with rotary body, can also be and connect with support frame.
Further, radiotherapy equipment provided by the present application, the axis and rotation axis of roller are coaxial, and roller can be rotated around rotation axis.I.e. when cantilever drives treatment head rotation, roller can also rotation synchronous or asynchronous with treatment head.And connect roller with rotary body, roller rotation can also be driven by rotary body.Certainly, roller is connect with rack, can also be roller and driving axis connection, to drive roller rotation by drive shaft.Certainly, roller, which can also be, is realized by independent rotating mechanism and rotates, and the application without limitation, is only illustrated the specific rotation mode of roller for above-mentioned.
It is protruded into roller in addition, it should be noted that, treatment head can be, it is also possible to positioned at the outside of roller, roller generally uses the unmasked material such as plastics to be formed, even if treatment head is located at the outside of roller, due to the penetrability of ray, the therapeutic effect to patient will not be influenced.
In the description of the present invention, it will be appreciated that, the orientation or positional relationship of the instructions such as term " center ", " transverse direction ", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Mode the above is only the implementation of the present invention is not intended to limit patent model of the invention
It encloses, it is all using equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is applied directly or indirectly in other relevant technical fields, and is included within the scope of the present invention.
Claims (20)
- A kind of radiotherapy equipment, comprising: rack, cantilever and treatment head, wherein the cantilever includes connecting pin and free end, and the connecting pin of the cantilever is connect with the rack, and the free end of the cantilever is connect with the treatment head；It is characterized in that, further including support device, the support device is arranged between the free end and connecting pin of the cantilever, and connect with the cantilever and/or the treatment head.
- Radiotherapy equipment according to claim 1, which is characterized in that the radiotherapy equipment further includes therapeutic bed, and the support device includes an opening, and the therapeutic bed may pass through the harness motion.
- Radiotherapy equipment according to claim 1 or 2, which is characterized in that the cantilever can drive the treatment head to rotate along rotation axis；The support device includes: support frame and rotary body, and the relatively described rack fixed setting of support frame as described above, the rotary body is connect with the cantilever and/or the treatment head, and the rotary body can be rotated relative to support frame as described above along the rotation axis.
- Radiotherapy equipment according to claim 3, which is characterized in that the radiotherapy equipment further includes drive shaft, and the drive shaft drives the cantilever to rotate along the rotation axis；The rotary body and the driving axis connection.
- Radiotherapy equipment according to claim 4, which is characterized in that the rotary body includes the connector of first flange, second flange and the connection first flange and the second flange；Wherein, the first flange is connect with the cantilever and/or the treatment head, the second flange and the driving axis connection.
- Radiotherapy equipment according to claim 1 or 3, it is characterized in that, the radiotherapy equipment further includes therapeutic bed and protective plate, the therapeutic bed and the treatment head are located at the two sides of the protective plate, opening is provided on the protective plate, so that therapeutic bed can enter the other side of protective plate along the opening of the protective plate.
- Radiotherapy equipment according to claim 6, it is characterized in that, the radiotherapy equipment further includes roller, the roller is located at the side that the protective plate has treatment head, the open communication of one end of the roller and the protective plate, therapeutic bed can be in the inside of the roller along the axially reciprocating of the roller.
- Radiotherapy equipment according to claim 7, which is characterized in that the axis of the roller and the rotation axis are coaxial, and the roller can be rotated around rotation axis.
- Radiotherapy equipment according to claim 8, which is characterized in that the other end of the roller is connect with the rotary body.
- Radiotherapy equipment according to claim 1, it is characterized in that, the radiotherapy equipment further includes at least a set of device for image, and the device for image includes the bulb and detector being oppositely arranged, and the beam that the bulb issues passes through patient and can be received by the detector.
- Radiotherapy equipment according to claim 10, which is characterized in that the radiotherapy equipment includes two sets of device for image, the beam crossover of two sets of device for image.
- Radiotherapy equipment according to claim 10, which is characterized in that the device for image is fastened in the support device.
- Radiotherapy equipment according to claim 1 or 3, which is characterized in that the radiotherapy equipment further includes the reception plate being oppositely arranged with the treatment head.
- Radiotherapy equipment according to claim 13, which is characterized in that the reception plate can be rotated around the rotation axis.
- Radiotherapy equipment according to claim 14, which is characterized in that the reception plate is fixedly connected on the rotary body.
- According to claim 1 or radiotherapy equipment described in 13, which is characterized in that the radiotherapy equipment further includes the shield being oppositely arranged with the treatment head, and the radiation beam that treatment head issues is absorbed after passing through human body by the shield.
- Radiotherapy equipment according to claim 16, which is characterized in that the shield can be rotated around the rotation axis.
- Radiotherapy equipment according to claim 17, which is characterized in that the shield is fixedly connected on the rotary body.
- Radiotherapy equipment according to claim 1, which is characterized in that further include laser aid, the laser aid includes laser emitter and laser pickoff.
- Radiotherapy equipment according to claim 1, which is characterized in that support frame as described above connects realization rotation by rolling bearing with the rotary body；Alternatively,Support frame as described above and the rotary body are realized and are rotated by gear and gear ring engagement.
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| CN202111545012.9A CN114306957A (en) | 2017-02-13 | 2017-02-13 | Radiotherapy equipment |
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| PCT/CN2017/073384 WO2018145317A1 (en) | 2017-02-13 | 2017-02-13 | Radiation therapy device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11925819B2 (en) * | 2018-10-24 | 2024-03-12 | Shenzhen Our New Medical Technologies Development Co., Ltd. | Treatment couch and radiotherapy system |
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| CN113144427B (en) * | 2021-04-23 | 2022-07-22 | 北京元气工场科技有限公司 | Health preserving equipment and field source substance thereof |
| CN113457024B (en) * | 2021-05-26 | 2023-02-07 | 樊刚 | Radiotherapy equipment capable of displaying patterns or characters |
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| CN110234396B (en) | 2022-02-08 |
| WO2018145317A1 (en) | 2018-08-16 |
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