CN104939847A - Linear accelerator - Google Patents
Linear accelerator Download PDFInfo
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- CN104939847A CN104939847A CN201410114944.1A CN201410114944A CN104939847A CN 104939847 A CN104939847 A CN 104939847A CN 201410114944 A CN201410114944 A CN 201410114944A CN 104939847 A CN104939847 A CN 104939847A
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- linear accelerator
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- diagnostic equipment
- plumbous
- blocking means
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Abstract
The invention provides a linear accelerator which comprises a treating device used for emitting treating rays into a first area, a base, a rack, and a diagnosis device connected with the rack. The rack is vertically arranged on the base and rotates with a first shaft as a rotating shaft. The treating device is fixedly connected with the rack. The diagnosis device and the treating device are mounted on the same side of the machine frame. The diagnosis device comprises at least two position states; at the first position, the diagnosis device stretches into the first area, and a diagnosis area accommodating a patient for diagnosis is formed in the diagnosis device; at the second position, the diagnosis device is located outside the first area. The linear accelerator is designed to be an integrated device, and a beam path and the installation period are shortened; the diagnosis device is added, and therefore further diagnosis on the patient after radiotherapy is greatly facilitated; the mounting space of an independent room for the accelerator and the mounting space of the diagnosis device are reduced, and installation cost of hospitals is effectively lowered.
Description
Technical field
The present invention relates to medical Instrument field, particularly relate to a kind of linear accelerator.
Background technology
At present, radiotherapy equipment is divided into generic linear accelerator (energy is less than 25MeV) and high-energy linac (energy can reach 45MeV), and two kinds of equipment respectively have superiority, and also respectively have deficiency.
Existing a kind of high-energy linac, there is energy high (can reach 45MeV), have scanning beam, realize electronics adjust strong, have double focusing multi-leaf optical grating that electric wire and x-ray share, the feature such as electric wire treatment does not need calimator, realize self-oscillate position, treatment, convenient, fast.
But high-energy linac system complex, has independent accelerator room, also have therapeutic room, Electric Appliance Cabinet room and control room, line pipeline is long, and install complicated, installation period is long, and line adjustment is complicated.And general patient is after having carried out traditional radiotherapy, can carry out PET(positron e mission computed tomography) diagnosis.The PET diagnostic equipment is often placed in different clinics from radiotherapy equipment.Above-mentioned various reasons causes equipment manufacturing cost high, and hospital investment is large.
In view of above-mentioned accelerator Problems existing, have on the basis of high-energy linac all functions in guarantee, urgently a kind ofly have diagnostic function and the design of structure accelerator simple, with low cost.
Summary of the invention
Complicated and the technical problem diagnosed cannot be carried out in order to overcome accelerator structure in prior art, the invention provides a kind of linear accelerator.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
The invention provides a kind of linear accelerator, comprising:
Therapy equipment, emitting treatment ray in first area;
Described linear accelerator also comprises:
One base and frame, described frame is stood on described base, described frame with the first axle for rotating shaft rotates;
The diagnostic equipment, is connected with described frame, and described therapy equipment is fixedly connected with described frame, and the described diagnostic equipment and described therapy equipment are installed on the same side of described frame;
The described diagnostic equipment comprises at least two location status, and during primary importance, the described diagnostic equipment stretches in described first area, forms the diagnostic region that an accommodation patient carries out diagnosing in the described diagnostic equipment; During the second position, the described diagnostic equipment is outside described first area.
Furthermore, in described linear accelerator, described therapy equipment comprises:
One treated arms be connected with described frame, in described treated arms, installation one is for the treatment head of emitting treatment ray;
One is installed on the imaging device of described frame the same side with described treated arms, first area described in interval between described imaging device and described treatment head, and described imaging device accepts described treatment ray and carries out imaging;
Carry the plumbous blocking means of described imaging device, described plumbous blocking means is installed on the side that described imaging device deviates from described treatment head.
Furthermore, in described linear accelerator, described frame comprises two annular roller circles, and two described roller circles are set up in parallel; Two described roller circles stand on pulley that described base is arranged, and the center of two described roller circles forms described first axle, and described first axle is parallel to the plane at described base place.
Furthermore, in described linear accelerator, described linear accelerator comprises the driving mechanism of the described plumbous blocking means lifting of a driving, and described driving mechanism is connected with described plumbous blocking means, and described driving mechanism is installed in described frame.
Furthermore, in described linear accelerator, the centrage of described treated arms, described treatment head, described image guided radiation therapy device and described plumbous blocking means is positioned on straight line, and described centrage is through described Gun Quan center.
Furthermore, in described linear accelerator, wherein roller circle described in is provided with positioner along described first axial both sides, and described positioner is installed on described base, and the height of described positioner is higher than the height of the minimum point of described roller circle.
Furthermore, in described linear accelerator, the described diagnostic equipment is positron e mission computed tomography device, and the described diagnostic equipment is arranged along the direction of described first axle; The described diagnostic equipment comprises two parts, and two parts are oppositely arranged, and surround described diagnostic region.
Furthermore, in described linear accelerator, described frame is provided with a dynamic balancer linked with described plumbous blocking means.
Furthermore, in described linear accelerator, described linear accelerator comprises a motor, and described motor is installed on described base, and described motor is by gantry rotation described in chain-driving.
Furthermore, in described linear accelerator, described linear accelerator also comprises an examinating couch, described examinating couch comprises the bedstead of a bed board and the described bed board of carrying, and described bedstead comprises the Part II that the carrying Part I that stretches in the horizontal direction of described bed board and the described bed board of carrying are vertically elevated.
The invention has the beneficial effects as follows: in the present invention, linear accelerator is designed to integrated device, shorten beam path and installation period, add the diagnostic equipment, greatly facilitate after patient carries out radiotherapy and diagnosing, decrease the independent installing space of a Room of accelerator and the installing space of the diagnostic equipment; Increase plumbous gear ray shielding device simultaneously, greatly reduce therapeutic room's metope thickness, thus effectively reduce the installation cost of hospital.
Accompanying drawing explanation
Fig. 1 represents the perspective view of embodiment of the present invention cathetus accelerator;
Fig. 2 represents the side view of embodiment of the present invention cathetus accelerator;
Fig. 3 represents the front view of embodiment of the present invention cathetus accelerator;
Fig. 4 represents the rearview of embodiment of the present invention cathetus accelerator;
Fig. 5 represents the side view of the examinating couch of embodiment of the present invention cathetus accelerator;
Side view when Fig. 6 represents that embodiment of the present invention cathetus accelerator works.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, describe the present invention below in conjunction with the accompanying drawings and the specific embodiments.
A kind of linear accelerator, comprising: therapy equipment, emitting treatment ray in first area; Described linear accelerator also comprises: a base and frame, and described frame is stood on described base, described frame with the first axle for rotating shaft rotates; The diagnostic equipment, hinged with described frame, described therapy equipment is fixedly connected with described frame, and the described diagnostic equipment and described therapy equipment are installed on the same side of described frame; The described diagnostic equipment at least comprises two location status, and during primary importance, the described diagnostic equipment stretches in described first area, forms the diagnostic region that an accommodation patient carries out diagnosing in the described diagnostic equipment; During the second position, the described diagnostic equipment is outside described first area.
Specifically, linear accelerator of the present invention comprises a therapy equipment, and therapy equipment is to emitting treatment ray in first area, and treatment roentgenization patient focus carries out radiotherapy.Linear accelerator also comprises a base and frame.Frame is stood on base, and rotates using the first axle as rotating shaft.The diagnostic equipment and therapy equipment are installed on the unified side of frame.Wherein, the diagnostic equipment and frame hinged, the diagnostic equipment can stretch into first area, and at this moment form a diagnostic region in the diagnostic equipment, patient can diagnose in diagnostic region.When the diagnostic equipment is from when moving to first area, therapy equipment, to first area internal radiation, is treated.Linear accelerator of the present invention includes diagnostic function and treatment function, the diagnostic equipment and the ingenious combination of therapy equipment, enormously simplify the structure of linear accelerator, reduce set-up time, cost and floor space, be more conducive to treatment and inspection that patient carries out disease.
Shown in seeing figures.1.and.2, linear accelerator of the present invention, comprises a frame 1, and frame 1 is vertical on the base 3, and frame 1 rotates along a trunnion axis.Therapy equipment 2 and the diagnostic equipment 4 are installed on the same side of frame 1.Therapy equipment 2 is fixed with frame 1, can rotate together, realize the radiotherapy to patient's diverse location along with frame 1.Flexible in the first area 20 of the roentgenization that the diagnostic equipment 4 sends in therapy equipment 2.When the diagnostic equipment 4 stretches into first area 20 time, the diagnostic equipment 4 inside forms a diagnostic region, diagnoses for patient.When the diagnostic equipment 4 is not positioned at first area 20 time, patient can be positioned at first area 20 and carry out radiotherapy.
In the embodiment of the present invention, specifically, therapy equipment 2 comprises: treated arms 21 and treatment 22.Wherein, treated arms 21 is connected with frame 1, treated arms 21 is installed one for the treatment 22 of emitting treatment ray.The first area 20 below it is aimed in treatment 22, and patient carries out radiotherapy in first area 20.
Therapy equipment 2 comprises and also comprising: IGRT(image guided radiation therapy) the plumbous blocking means 24 of device 23 and carrying IGRT device 23.IGRT device 23 and treated arms 21 are installed on frame 1 the same side, and between IGRT device 23 and treatment 22, first area 20, IGRT device 23 described in interval accepts to treat a 22 emitting treatment ray and carries out imaging, is convenient to doctor and carries out position adjustment according to imaging.Plumbous blocking means 24 is installed on the side that IGRT device 23 deviates from treatment 22, and be namely positioned at the below of IGRT device 23, treatment roentgenization is on plumbous blocking means.Plumbous blocking means absorbs major part through the ray after patient body, thus substitutes originally thick and heavy therapeutic room's wall, reduces radiocontamination.Go out a small amount of radial imaging before treatment starts, after imaging completes, IGRT device 23 is regained and is then started therapeutic process.In therapeutic process, plumbous blocking means 24 stops the ray through human body.
Frame 1 comprises two annular roller circles 11 and roller circle 12, and roller circle 11 and roller circle 12 are set up in parallel.The center of two roller circles forms the first axle, and the first axle is parallel to the plane at base place, and frame 1 is rotated around the first axle.
With reference to shown in Fig. 3, roller circle 12 stands on pulley 31 that base is arranged, and two pulleys 31 lay respectively at the both sides of base 3, and such pulley 31 just can uniform stressed, more stable bearing roller circle 12.
The centrage of treated arms 21, treatment 22, IGRT device 23 and plumbous blocking means 24 is positioned on one, and this straight line is through Gun Quan 12 center.Like this, when roller circle 12 drives therapy equipment to rotate time, plumbous blocking means 24 can receive the emitting radiation of the transmitting for the treatment of 22, avoids the situation that ray contamination therapeutic room occurs to produce.
With reference to shown in Fig. 3, the diagnostic equipment 4 is a kind of PET(positron e mission computed tomography) device, the diagnostic equipment 4 is arranged in the horizontal direction.The diagnostic equipment comprises two parts, and Part I 41 and Part II 42 are oppositely arranged, and surround diagnostic region 40.Patient completes positron e mission computed tomography diagnosis in diagnostic region 40.
Linear accelerator comprises the driving mechanism that the plumbous blocking means 24 of a driving is elevated, and driving mechanism is connected with plumbous blocking means 24, and driving mechanism is installed in frame.Driving mechanism can drive plumbous blocking means to carry out elevating movement, is convenient to the adjustment that plumbous gear is put.
With reference to shown in Fig. 4, wherein, roller circle 11 along both sides on rotating shaft direction, positioner 32 is installed, positioner 32 is installed on base 3, and the height of positioner 32 is higher than the height of the minimum point of roller circle 11.Like this, when roller circle 11 rotates, have the restriction of positioner 32, roller circle 11 can not move on the base 3 and even deviate from, and ensure that the stability of gantry motion.In the process of product work, carried the weight of whole machine by base 3, the pulley that frame is placed in base 3 rotates.Positioner 32 withstands the roller circle of annular framework by three pulleys, ensure that whole frame can not be subjected to displacement at axial direction, ensures treatment safety.
Frame is provided with a dynamic balancer 5 linked with plumbous blocking means.If during plumbous blocking means motion, dynamic balancer 5 presses corresponding proportion interlock simultaneously, guarantees the balance of overall machine center of gravity.
Linear accelerator comprises a motor 6, frame is installed on base 3, and motor 5 is by chain-driving gantry rotation.
With reference to shown in Fig. 5, the linear accelerator in the embodiment of the present invention needs an examinating couch, and examinating couch comprises bed board 71, bedstead 72 and carries bed board 71.Bedstead 72 comprises the Part II that the carrying Part I that stretches in the horizontal direction of bed board 71 and carrying bed board 71 are vertically elevated.Like this, examinating couch just can carry out the adjustment of going up inferior direction all around, meets the treatment of different patient and different lesions position.
With reference to shown in Fig. 6, we introduce the work process of lower cathetus accelerator of the present invention in detail.
Treatment starts front patient and lies on the bed board 71 of examinating couch, by doctor manually control box control examinating couch and move accordingly, make the focus of patient be positioned at radiocurable treatment 22 center.
Then doctor exits therapeutic room, IGRT device 23 and plumbous blocking means 24 move and put in place, a treatment a small amount of ray of 22 releasing of accelerator is by IGRT device 23 imaging, doctor determines whether to need again to adjust IGRT device 23 position by image, if do not need, IGRT device 23 is regained, and starts to treat according to treatment plan.
In therapeutic process, ray produces high energy electron by accelerator and deflects by the Magnet in treated arms 21 and treatment 22 generation x-ray of practicing shooting in treatment 22, if desired different angles are irradiated, then produce power by chain V belt translation to the gear in frame 1 drives frame 1 to rotate by the motor on base, treat arm 21 and treatment 22 and also rotate simultaneously.In the process of rotating, plumbous blocking means 24 can a reception treatment 22 treatment ray launched.
After treatment terminates, if need in conjunction with PET work up, then the diagnostic equipment 4 be stretched out.The diagnostic equipment 4 moves in first area 20 left, and the inside of the diagnostic equipment 4 forms one one-tenth end regions.Now, patient is also positioned at diagnostic region just just.The diagnostic equipment arrives lesions position, starts PET work up, has checked the rear withdrawal diagnostic equipment 4.Like this, patient does not just need after carrying out radiotherapy, changes other consulting rooms and carries out PET inspection, greatly reduce the inspection treatment time of patient.
Linear-accelerator structure in the embodiment of the present invention is compact, has merged PET diagnosis and IGRT treats two kinds of devices, has both reduced the floor space also less mounting arrangement time, and has substantially reduced the cost input of hospital.
Above-described is the preferred embodiment of the present invention; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite of the present invention, these improvements and modifications are also in protection scope of the present invention.
Claims (10)
1. a linear accelerator, comprising:
Therapy equipment, emitting treatment ray in first area;
It is characterized in that, described linear accelerator also comprises:
One base and frame, described frame is stood on described base, described frame with the first axle for rotating shaft rotates;
The diagnostic equipment, is connected with described frame, and described therapy equipment is fixedly connected with described frame, and the described diagnostic equipment and described therapy equipment are installed on the same side of described frame;
The described diagnostic equipment comprises at least two location status, and during primary importance, the described diagnostic equipment stretches in described first area, forms the diagnostic region that an accommodation patient carries out diagnosing in the described diagnostic equipment; During the second position, the described diagnostic equipment is outside described first area.
2. linear accelerator as claimed in claim 1, it is characterized in that, described therapy equipment comprises:
One treated arms be connected with described frame, in described treated arms, installation one is for the treatment head of emitting treatment ray;
One is installed on the imaging device of described frame the same side with described treated arms, first area described in interval between described imaging device and described treatment head, and described imaging device accepts the described treatment ray through human body and carries out imaging;
Carry the plumbous blocking means of described imaging device, described plumbous blocking means is installed on the side that described imaging device deviates from described treatment head.
3. linear accelerator as claimed in claim 2, it is characterized in that, described frame comprises two annular roller circles, and two described roller circles are set up in parallel; Two described roller circles stand on pulley that described base is arranged, and the center of two described roller circles forms described first axle, and described first axle is parallel to the plane at described base place.
4. linear accelerator as claimed in claim 2, is characterized in that, described linear accelerator comprises the driving mechanism of the described plumbous blocking means lifting of a driving, and described driving mechanism is connected with described plumbous blocking means, and described driving mechanism is installed in described frame.
5. linear accelerator as claimed in claim 3, it is characterized in that, the centrage of described treated arms, described treatment head, described image guided radiation therapy device and described plumbous blocking means is positioned on straight line, and described centrage is through described Gun Quan center.
6. linear accelerator as claimed in claim 3, it is characterized in that, wherein roller circle described in is provided with positioner along described first axial both sides, and described positioner is installed on described base, and the height of described positioner is higher than the height of the minimum point of described roller circle.
7. linear accelerator as claimed in claim 1, it is characterized in that, the described diagnostic equipment is positron e mission computed tomography device, and the described diagnostic equipment is arranged along the direction of described first axle; The described diagnostic equipment comprises two parts, and two parts are oppositely arranged, and surround described diagnostic region.
8. linear accelerator as claimed in claim 4, is characterized in that, described frame is provided with a dynamic balancer linked with described plumbous blocking means.
9. linear accelerator as claimed in claim 3, it is characterized in that, described linear accelerator comprises a motor, and described motor is installed on described base, and described motor is by gantry rotation described in chain-driving.
10. linear accelerator as claimed in claim 1, it is characterized in that, described linear accelerator also comprises an examinating couch, described examinating couch comprises the bedstead of a bed board and the described bed board of carrying, and described bedstead comprises the Part II that the carrying Part I that stretches in the horizontal direction of described bed board and the described bed board of carrying are vertically elevated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114944.1A CN104939847A (en) | 2014-03-25 | 2014-03-25 | Linear accelerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114944.1A CN104939847A (en) | 2014-03-25 | 2014-03-25 | Linear accelerator |
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| CN104939847A true CN104939847A (en) | 2015-09-30 |
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| CN201410114944.1A Pending CN104939847A (en) | 2014-03-25 | 2014-03-25 | Linear accelerator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106805990A (en) * | 2015-12-02 | 2017-06-09 | 沈阳东软医疗***有限公司 | A kind of RT-CT integrated equipments |
| CN108042929A (en) * | 2017-12-26 | 2018-05-18 | 戴建荣 | Introoperative radiotherapy device |
| US10478138B2 (en) | 2015-12-02 | 2019-11-19 | Shenyang Neusoft Medical Systems Co., Ltd. | RT-CT integrated device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173299A (en) * | 2007-01-18 | 2008-07-31 | National Cancer Center-Japan | Charged particle beam irradiation device and charged particle beam irradiation method |
| CN101879071A (en) * | 2010-07-01 | 2010-11-10 | 上海世鹏实验室科技发展有限公司 | Radiation treatment system |
| CN203074717U (en) * | 2012-11-28 | 2013-07-24 | 北京大基康明医疗设备有限公司 | High-energy radio therapy system combining function of positron emission computed tomography-computed tomography (PET-CT) |
| CN203074716U (en) * | 2012-11-28 | 2013-07-24 | 北京大基康明医疗设备有限公司 | Radio therapy system combining function of positron emission computed tomography-computed tomography (PET-CT) |
| WO2013128770A1 (en) * | 2012-02-29 | 2013-09-06 | 三菱重工業株式会社 | X-ray therapy system and irradiation field determining method |
| CN203183537U (en) * | 2013-03-15 | 2013-09-11 | 北京大基康明医疗设备有限公司 | Ray shielding equipment and linear accelerator |
| CN204033356U (en) * | 2014-03-25 | 2014-12-24 | 北京亿仁赛博医疗科技研发中心有限公司 | A kind of linear accelerator |
-
2014
- 2014-03-25 CN CN201410114944.1A patent/CN104939847A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173299A (en) * | 2007-01-18 | 2008-07-31 | National Cancer Center-Japan | Charged particle beam irradiation device and charged particle beam irradiation method |
| CN101879071A (en) * | 2010-07-01 | 2010-11-10 | 上海世鹏实验室科技发展有限公司 | Radiation treatment system |
| WO2013128770A1 (en) * | 2012-02-29 | 2013-09-06 | 三菱重工業株式会社 | X-ray therapy system and irradiation field determining method |
| CN203074717U (en) * | 2012-11-28 | 2013-07-24 | 北京大基康明医疗设备有限公司 | High-energy radio therapy system combining function of positron emission computed tomography-computed tomography (PET-CT) |
| CN203074716U (en) * | 2012-11-28 | 2013-07-24 | 北京大基康明医疗设备有限公司 | Radio therapy system combining function of positron emission computed tomography-computed tomography (PET-CT) |
| CN203183537U (en) * | 2013-03-15 | 2013-09-11 | 北京大基康明医疗设备有限公司 | Ray shielding equipment and linear accelerator |
| CN204033356U (en) * | 2014-03-25 | 2014-12-24 | 北京亿仁赛博医疗科技研发中心有限公司 | A kind of linear accelerator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106805990A (en) * | 2015-12-02 | 2017-06-09 | 沈阳东软医疗***有限公司 | A kind of RT-CT integrated equipments |
| US10478138B2 (en) | 2015-12-02 | 2019-11-19 | Shenyang Neusoft Medical Systems Co., Ltd. | RT-CT integrated device |
| CN108042929A (en) * | 2017-12-26 | 2018-05-18 | 戴建荣 | Introoperative radiotherapy device |
| CN108042929B (en) * | 2017-12-26 | 2023-12-22 | 戴建荣 | Intraoperative radiation treatment device |
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