CN106310528B - A kind of therapeutic equipment - Google Patents
A kind of therapeutic equipment Download PDFInfo
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- CN106310528B CN106310528B CN201610682410.8A CN201610682410A CN106310528B CN 106310528 B CN106310528 B CN 106310528B CN 201610682410 A CN201610682410 A CN 201610682410A CN 106310528 B CN106310528 B CN 106310528B
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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 present invention discloses a kind of therapeutic equipment, is related to radiotherapy instrument field, to reduce the quantity of detector.A kind of therapeutic equipment includes：At least two ray heads and at least one detector, wherein, at least one of described detector is mobile detector, and the mobile detector can ray head movement relatively, with opposite at least two positions in the ray head, to receive the radiation beam that ray hair goes out.
Description
Technical field
The present invention relates to radiotherapy instrument fields, more specifically, being related to a kind of therapeutic equipment.
Background technique
The core component of existing therapeutic equipment is as shown in Figure 1, include a treatment head 900 and corresponding treatment head 900
First detector 901 and image guide device, image guide device include imaging head 902 and corresponding with imaging head second
Detector 903.Wherein, treatment head 900 issues the radioactive ray for the treatment of grade energy, irradiates for tumour.The master of first detector 901
Wanting function is to detect whether the roentgen dose X that treatment head 900 issues matches with the treatment plan of patient.Image guide device is used
In patient is carried out treatment forward swing position or treatment in real-time positioning, wherein the major function of the second detector 903 be detection at
As first 902 x-rays issuing, across patient, tumour relevant range is imaged to realize.Therapeutic equipment includes rack 904,
Treatment head 900, the first detector 901, imaging head 902 and the second detector 903 are usually fixed at 904 inside of rack, such as Fig. 1 institute
Show, rotated by rack 904, so that treatment head 900 and imaging head 902 carry out circle rotation around human body to realize respective function
Energy.
Since detector is expensive, equipment cost is increased using multiple detectors.Detector is in radiation exposure environment
There is down limited service life, follow-up equipment in safeguarding needs that multiple detectors are overhauled or replaced, this further increases
Equipment cost is added.
Summary of the invention
The present invention provides a kind of therapeutic equipments, and dosage verifying or image guidance etc. can be realized using less detector
Function.
The purpose of the present invention is achieved through the following technical solutions：
A kind of therapeutic equipment, including：At least two ray heads and at least one detector, wherein in the detector
At least one be mobile detector, the mobile detector can ray head movement relatively, with in the ray head
At least two positions are opposite, to receive the radiation beam that ray hair goes out.
Preferably, when the beam that the mobile detector is located at first position, one of them described ray hair goes out
It is irradiated on the mobile detector, when the mobile detector is located at the second place, what another described ray hair went out
Beam is irradiated on the mobile detector；Alternatively, when one of them described ray head is located at first position, the ray head
The beam of sending is irradiated on the mobile detector；When another described ray head is located at first position, the ray head
The beam of sending is irradiated on the mobile detector.It can thus be connect by allowing mobile detector to move to first position
The radiation for receiving one of ray head moves to the radiation that the second position receives another ray head, or movement can be allowed to visit
It is constant to survey device position, allows one of ray head to move to first position irradiation mobile detector, another ray head is allowed to move
Mobile detector is irradiated to first position, can thus realize that mobile detector receives different penetrate in several ways
The irradiation of the end of a thread, it is only necessary to the irradiation of at least two ray heads can be received using a mobile detector.
Preferably, the therapeutic equipment further includes the first rack and the second rack, and the ray head is arranged described first
In rack, the mobile detector is arranged in second rack.Ray head can be mounted on first in this way
In rack, mobile detector is mounted in the second rack, is installed so that ray head and mobile detector are stablized, facilitates ray head
With the movement of mobile detector.
Preferably, the ray head moves under the drive of first rack；Alternatively, the ray head is along described first
Rack is movable；Alternatively, the mobile detector moves under the drive of second rack；Alternatively, the mobile detector
It is movable along second rack.The movement of ray head can be driven to be irradiated to different ray heads by the first rack in this way
Mobile detector, or ray head can be allowed to move in the first rack, so that different ray heads is irradiated to mobile detector,
Can be the second rack drives mobile detector to move to corresponding position to receive the irradiation of different ray heads or ray
Head moves in the second rack, moves to corresponding position to receive the various ways such as the different irradiations of ray head and movement is allowed to visit
Surveying device can receive the irradiation of different ray heads.
Preferably, first rack is that circular-cylindrical, second rack and first rack are rolled along the annular
Cylinder is arranged in an axially parallel mode, or, second rack is along the inside for being radially disposed in the circular-cylindrical of the circular-cylindrical.The
More smooth when treatment head, imaging head and mobile detector can be allowed mobile, reduction shifting is arranged in parallel in one rack and the second rack
The possibility for the interference being subject to when dynamic, and the occupancy to treatment space can be reduced, increase treatment space；And the second rack is located at
Inside can protect mobile detector, and is moved easily detector and can receive treatment head and imaging in the first machine frame inside
The radiation of head, reduces the evolution of ray, increases the safety of therapeutic equipment.
Preferably, the mobile detector is along the radially and/or axially movable of the circular-cylindrical.It is adjustable in this way
Working as the first rack to allow mobile detector to receive the irradiation of ray head in more accurate position in the position of mobile detector
It can allow mobile detector that can lead to the second rack when being arranged in parallel with the second rack to move axially into the first rack.
Preferably, the ray head is along the radially and/or axially movable of the circular-cylindrical.In this way in mobile detector
When carrying out circle rotation by treatment head, treatment head retraction, in treatment, treatment head is stretched out.It is general particularly with focus head
Rack must be protruded from, therefore, sets telescopic head for treatment head, is more advantageous to and saves space.
Preferably, second rack is circular-cylindrical, circular guideway or arc-shaped guide rail.Second rack is set as annular rolling
The range that cylinder or circular guideway can allow mobile detector to move more is sent out, and being set as arc roller or arc-shaped guide rail can be reduced
The suffered interference when moving for the treatment of head and imaging head, increases treatment space.
Preferably, in the case where second rack is arc-shaped guide rail, central angle is less than 180 degree.Guaranteeing in this way
Mobile detector can also reduce material cost while can receive the radiation for the treatment of head and imaging head.
Preferably, the therapeutic equipment further includes a fixed detector.
Preferably, in the case where first rack is circular-cylindrical, the fixed detector is along the circular-cylindrical
The inside for being radially arranged in the circular-cylindrical.
Preferably, the quantity of the ray head is more than or equal to the quantity of the detector.The negligible amounts of detector in this way,
The cost for reducing therapeutic equipment also increases treatment space.
Preferably, the therapeutic equipment include at least two ray heads, including at least one treatment head and at least one at
As head.In this way, treatment head can treat patient, imaging head can in inspection or treatment to affected part into
Row detection, to meet the needs for the treatment of.
Preferably, the treatment head is any one in focus head, conformal head or accelerator.
Preferably, the ray head includes two treatment heads and an imaging head；Alternatively,
The ray head includes two imaging heads and a treatment head；Alternatively,
The ray head includes a treatment head and an imaging head.
Preferably, in the case where the ray head includes two imaging heads and a treatment head, described two imaging heads
The two sides of the treatment head are set；Alternatively,
In the case where the ray head includes a treatment head and an imaging head, the treatment head and the imaging head
Angle less than 90 degree.
When the ray head includes two imaging heads, the angle of two imaging heads is less than 180 degree.
Preferably, the therapeutic equipment further includes mechanical arm, and the detector passes through mechanical arm and the first rack phase
It is moved to setting, and under the driving of the mechanical arm relative to the ray head.It can will thus be moved by mechanical arm
Detector is moved to the radiation that first position receives treatment head, and the mobile second position of mobile detector is received putting for imaging head
It penetrates.
In compared with the existing technology, the present invention is had the following advantages that：Since therapeutic equipment includes at least two in the present invention
Ray head and at least one mobile detector, the ray head and the mobile detector can be movable relatively, and described at least one
A mobile detector can be opposite with the position of at least two rays head, to receive the radiation beam that each ray hair goes out.
Ray head is located at a motion path in this way, and mobile detector is located at another motion path, just allows one object of mobile detector more
With, the radiation for receiving one of ray head can be both moved to, the radiation for receiving another ray head can also be moved to, this
Sample can reduce the quantity of the mobile detector in therapeutic equipment, it is only necessary to which lesser amount of mobile detector can meet more
The use of a ray head, because mobile detector unit price costly, therefore can be with The present invention reduces the quantity of mobile detector
Substantially reduce equipment cost.And reduce mobile detector can also reduce extra mobile detector to treatment space account for
With, thus increase treatment space, further facilitate treatment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the therapeutic equipment of the prior art；
Fig. 2 is a kind of structural schematic diagram of therapeutic equipment provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another therapeutic equipment provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another therapeutic equipment provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another therapeutic equipment provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of another therapeutic equipment provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another therapeutic equipment provided in an embodiment of the present invention；
Fig. 8 is the structural scheme of mechanism of another therapeutic equipment provided in an embodiment of the present invention.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship 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
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.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 ", " phase
Even ", " 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
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The embodiment of the invention provides a kind of therapeutic equipments, including：At least two ray heads and at least one detector,
Wherein, at least one of detector be mobile detector, mobile detector can opposing rays head movement, to be penetrated at least two
The position of the end of a thread is opposite, to receive the radiation beam that each ray hair goes out.
It is exemplary, as shown in Fig. 2, by taking therapeutic equipment includes two ray heads 10 and a detector as an example.Wherein, Fig. 2
Shown in two ray heads 10, ray head 10 shown in rectangle is treatment head 13, and ray head 10 shown in circle is imaging head
14.As shown in Fig. 2, detector is mobile detector 15, when mobile detector 15 is located at first position 21, treatment head 13 is issued
Beam be irradiated on mobile detector 15, when mobile detector 15 is located at the second position 22, what imaging head 14 issued is penetrated
Harness is irradiated on mobile detector 15.Thus can by the movement of mobile detector 15 respectively with treatment head 13 or imaging
First 14 position is opposite, and when mobile detector 15 is located at opposite with treatment head 13 at first position 21, mobile detector 15
The verifying that can carry out dosage after the beam that reception treatment head 13 issues to the beam that treatment head 13 issues, alternatively, controlling
During treatment, mobile detector 15 receives the beam by body foci that treatment head 13 issues, thus to human foci area
Domain imaging.When opposite with imaging head 14 at 15 second position 22 of mobile detector, mobile detector 15 receives imaging head 14 and sends out
Out after the beam of body foci, the focal area of human body can be imaged, for treatment before pendulum position
Or tumour tracking in therapeutic process etc..Certainly, over the course for the treatment of, can be received respectively by the movement of mobile detector 15
The radiation beam that the radiation beam or imaging head 14 that treatment head 13 issues issue is formed so that focal area be imaged from different perspectives
The 3-D image of lesion.
It should be noted that shown in Fig. 2 is one of specific embodiment, to illustrate the principle of the present invention and effect
Fruit, therapeutic equipment provided in an embodiment of the present invention are not specifically limited the quantity of ray head and detector.The present invention is implemented
In example, treatment head is the radiation beam for issuing high dose, and radiation beam passes through body foci, for the tumour of affected area to be irradiated
Make its death to damage its tissue, to reach therapeutic purposes.In general, treatment head is the gamma-rays of MV grades of sending, such as
It can be accelerator, or for example can be cobalt -60 etc. including radioactive source.Imaging head is the radiation beam for issuing low dosage, is put
Its intensity issues variation after beam passes through body foci region, determines the swollen of focal area so as to the intensity according to radiation beam
The purpose of tumor image.In general, imaging head is X-ray bulb, KV grades of X-ray is issued.The embodiment of the present invention is to treatment head
It is not specifically limited with imaging head etc., is only illustrated for above-mentioned.
In the embodiment of the present invention, at least one of detector be mobile detector, can be detector include it is multiple, it is more
A detector is mobile detector.Alternatively, detector includes two, one of them is mobile detector.Alternatively, detector packet
Three are included, two of them are mobile detector.
Therapeutic equipment provided in an embodiment of the present invention, including：At least two ray heads and at least one detector,
In, at least one of detector be mobile detector, mobile detector can opposing rays head movement, with at least two rays
The position of head is opposite, to receive the radiation beam that each ray hair goes out.To mobile detector multi-purpose content, can both move
To the radiation for receiving one of ray head, the radiation for receiving another ray head can also be moved to, can thus be reduced
The quantity of mobile detector in therapeutic equipment, it is only necessary to which lesser amount of mobile detector can meet making for multiple ray heads
With, because mobile detector unit price costly, therefore The present invention reduces the quantity of mobile detector can substantially reduce equipment
Cost.And extra mobile detector can also be reduced to the occupancy in treatment space by reducing mobile detector, be controlled to increase
Space is treated, treatment is further facilitated.
In the embodiment of the present invention, referring to shown in Fig. 2, when mobile detector 15 is located at first position 21, one of them is penetrated
The beam that the end of a thread (i.e. treatment head 13) issues is irradiated on mobile detector 15；When mobile detector 15 is located at the second position 22
Place, the beam that another ray head (i.e. imaging head 14) issues are irradiated on mobile detector 15.I.e. mobile detector is mobile,
To which ray head positions different from two respectively is corresponding, over the course for the treatment of, putting for the sending for the treatment of head 13 can be received respectively
The radiation beam that beam or imaging head 14 issue forms the 3-D image of lesion so that focal area be imaged from different perspectives.
Alternatively, the beam that the ray hair goes out is irradiated to mobile spy when one of ray head is located at first position
It surveys on device；When another ray head is located at first position, the beam which goes out is irradiated on mobile detector.I.e.
In the embodiment of the present invention, at least two ray heads can move respectively, to be located at the corresponding position of detector.To penetrate
In the case that the end of a thread and detector move, detector can receive the radiation beam of different angle faster, be conducive to shorter
Three-dimensional imaging is carried out to focal area in time, improves the precise positioning of lesion over the course for the treatment of.
In the embodiment of the present invention, the movement for the treatment of head and imaging head and the movement of mobile detector can all be it is independent,
Mobile detector both can receive the irradiation for the treatment of head, also can receive the irradiation of imaging head.Or mobile detector position
Set constant, treatment head or imaging head move to first position irradiation mobile detector respectively, corresponding with mobile detector.Thus
It can realize that mobile detector receives the irradiation of different ray heads in several ways, it is only necessary to use a mobile spy
The irradiation of at least two ray heads can be received by surveying device.
In the embodiment of the present invention, ray head is located at a motion path, and mobile detector is located at another motion path, from
And the relative motion of ray head and mobile detector may be implemented.It is exemplary, as shown in Fig. 2, therapeutic equipment includes the first rack
11 and second rack 12, ray head 10 (including treatment head 13 and imaging head 14) is arranged in the first rack 11, along the first rack
Path movement；Mobile detector 15 is arranged in the second rack 12, and the path along the second rack moves.
Specifically, can be, the first rack 11 is movable, and ray head 10 is fixed in the first rack 11, and ray head 10 is
It is moved under the drive of one rack 11.It is arranged in the first rack 11 alternatively, ray head 10 is mobilizable, ray head 10 is along the first machine
Frame 11 is movable.Alternatively, the second rack 12 is movable, mobile detector 15 is fixed in the second rack 12, mobile detector 15
It is moved under the drive of the second rack 12.It is arranged in the second rack 12 alternatively, mobile detector 15 is mobilizable, mobile detection
Device 15 is movable along the second rack 15.
I.e. in the embodiment of the present invention, can by the first rack drive treatment head and imaging head movement come make treatment head and at
As head is irradiated at the relative position of mobile detector；Or treatment head and imaging head can be allowed to move in the first rack, make
Treatment head and imaging head are irradiated at the relative position of mobile detector；It is also possible to the second rack and drives mobile detector movement
The irradiation for the treatment of head and imaging head is received to corresponding position；Or mobile detector moves in the second rack, moves to
Corresponding position is different to allow mobile detector can receive various ways such as the irradiations that receives treatment head and imaging head
The irradiation of ray head.Certainly above-mentioned mode can also be and can move from each other, such as treatment head and imaging head can be with
It is moved under the drive of first rack, and treatment head and imaging head can be movable along the first rack；Mobile detector can
To move under the drive of the second rack, and mobile detector is movable along second rack.The embodiment of the present invention has it
Body move mode without limitation, as long as mobile detector, which can be made, not only between each other can receive the irradiation for the treatment of head, but also can
To receive the irradiation of imaging head.
As shown in Fig. 2, exemplary, the first rack 11 can be circular-cylindrical in the present embodiment, and the second rack 12 is along annular
Roller (i.e. the first rack 11) is radially disposed on the inside of circular-cylindrical (i.e. the first rack 11).Second rack 12 is located inside can be with
Mobile detector 15 is protected, and be moved easily detector 15 to receive treatment head 13 and imaging head in the first machine frame inside
14 radiation reduces the evolution of ray, increases the safety of therapeutic equipment, can also facilitate the shifting for the treatment of head 13 and imaging head 14
It is dynamic, reduce treatment head 13 and interference that imaging head 14 is subject to when moving.Certainly, mobile detector 15 can also be along circular-cylindrical
Radial direction (i.e. 101 directions) and/or it is axial moved, the position of mobile detector adjustable in this way is to allow mobile detector
The irradiation of ray head is received in more accurate position.Only move along circular-cylindrical specifically, mobile detector can be,
Alternatively, mobile detector can be the only axial movement along circular-cylindrical, alternatively, mobile detector both can be along circular-cylindrical
Radial motion, can also be along the axial movement of circular-cylindrical.The embodiment of the present invention is not done and is had to the movement of mobile detection and direction
Body limits, such as mobile detector can also carry out three-dimensional, multidimensional or pivoting action etc..
Alternatively, second rack 12 is arc roller or arc-shaped guide rail as shown in figure 3, exemplary.Then mobile detector
Motion path less than 360 °.The suffered interference when moving for the treatment of head 13 and imaging head 14 can be reduced in this way, increase treatment
Space.
Alternatively, first rack 11 is circular-cylindrical, and the first rack 11 can also be with the second rack as shown in figure 4, exemplary
12 being arranged in an axially parallel mode along circular-cylindrical.Second rack 12 can be circular-cylindrical or ring-shaped guide rail, and mobile detector 15 can
From second rack 12 along the axial movement of circular-cylindrical.For example, the second rack 12 rotation to 13 direction pair for the treatment of head
It answers, by the way that mobile detector 15 to be moved to the corresponding position of the treatment head 13 along the medial surface of rack, is controlled to receive this
The ray of head 13 is treated, to carry out dose measurement.First rack 11 and the second rack 12 be arranged in parallel can allow treatment head 13, imaging
First 14 and more smooth, the possibility for the interference being subject to when reducing mobile when mobile detector 15 mobile, and can reduce to controlling
The occupancy in space is treated, treatment space is increased.
Alternatively, the second rack 12 and the first rack 11 are along circular-cylindrical as shown in fig. 7, the first rack 11 is circular-cylindrical
It is axial parallel, the second rack 12 is ring-shaped guide rail, is arranged in the first rack 11.Mobile detector 15 can be along the second rack
12 slidings.
It should be noted that in the embodiment shown in figure, mobile detector 15 can also be the diameter along circular-cylindrical
It is moved to i.e. 101 directions, then along the axial movement of circular-cylindrical, to be located at the corresponding position for the treatment of head 13 or imaging head 14.
Certainly, if second support is immediately adjacent to circular-cylindrical inner surface, mobile detector 15 be can be along circular-cylindrical
Axial movement, so as to be located at the corresponding position for the treatment of head 13 or imaging head 14.
As shown in Figure 2 and Figure 3, ray head is movable along the radial direction (i.e. 101 directions) of circular-cylindrical and/axial direction, i.e. treatment head
13 can be flexible relative to the axis of first rack 11.Circle rotation, which is carried out, in mobile detector 15 in this way passes through treatment head 13
When, 13 retraction for the treatment of head, in treatment, treatment head 13 is stretched out.Particularly with focus head, rack must be generally protruded from, because
This, sets telescopic head for treatment head, is more advantageous to and saves space.Certainly, ray head can also be the axial direction along circular-cylindrical
Movement, so as to realize noncoplanar irradiation.It is led specifically, ray head can be along the axial movement of circular-cylindrical by straight line
Rail or arc-shaped guide rail etc. realize, the present invention to specific embodiment without limitation.
Certainly, as shown in Fig. 2, the second rack is circular-cylindrical, or as shown in fig. 7, the second rack can also be that circle is led
Rail etc..The embodiment of the present invention to the concrete shape of the second rack and the first rack without limitation, only for shown in the drawings
It is illustrated.
Exemplary in the present embodiment, the first rack may be the sliding rail of horizontal or vertical direction setting, the second rack with
First rack is arranged in parallel.It can also only need less mobile detector can in the state of horizontal or vertical in this way
The needs of to meet treatment head and imaging head.
Exemplary, in the therapeutic equipment of the present embodiment, treatment head and imaging head be may be mounted in first rack, be moved
Dynamic detector can be oppositely arranged by mechanical arm and the first rack, and according to the driving of the mechanical arm relative to the treatment
Head and imaging head movement.Thus mobile detector can be moved to by first position by mechanical arm and receive putting for treatment head
It penetrates, and the mobile second position of mobile detector is received to the radiation of imaging head.
Therapeutic equipment provided in an embodiment of the present invention further includes a fixed detector.For example, therapeutic equipment can be packet
Include a fixed detector and a mobile detector；Alternatively, therapeutic equipment can be including two fixed detectors and one
Mobile detector；Alternatively, therapeutic equipment can be including a fixed detector and two mobile detectors etc..The present invention is implemented
Whether example is to the quantity of detector and be that mobile detector or fixed detector etc. are not specifically limited.
By taking therapeutic equipment includes a fixed detector and a mobile detector as an example, as shown in figure 5, ray head includes
Treatment head 13 and imaging head 14, the first rack 11 are circular-cylindrical, and the second rack 12 is radially arranged in first along circular-cylindrical
The inside of rack 11, the second rack 12 are arc-shaped guide rail.Therapeutic equipment includes a mobile detector 15 and a fixed detection
Device 16, wherein mobile detector 15 can be along the second housing slide, when mobile detector 15 is moved to the opposite side for the treatment of head 13
Place can receive the radiation beam of the sending for the treatment of head 13；When mobile detector 15 moves to the not position with 13 opposite for the treatment of head
When, do not receive radiation beam.Fixed detector 16 is fixed at the opposite side of imaging head 14, to receive imaging head 14
The radiation beam of sending.
In this way, fixed detector can receive the radiation beam of imaging head sending, so as to the tumour etc. to focal area
It is imaged, the pendulum position before can be used for treating.And when mobile detector slides into the opposite for the treatment of head, it can receive and control
The radiation beam that hair goes out is treated, the radiation beam so as to issue to treatment head carries out dosage verifying.Or over the course for the treatment of, root
It is imaged according to the radiation beam across body foci that treatment head issues, thus can be with using fixed detector and mobile detector
Tumour is imaged from different directions, forms the 3-D image of focal area.
Exemplary, in the case where the second rack is arc roller or arc-shaped guide rail, central angle is less than 180 degree.For example,
As shown in figure 5, the central angle alpha of arc-shaped guide rail can be 30 degree, 45 degree, 60 degree or 120 degree etc., existed with reducing the second rack to the greatest extent
Being taken up space in the first rack.It can receive the radiation for the treatment of head 13 and imaging head 14 in guarantee mobile detector 15 in this way
While can also reduce material cost.
In the embodiment of the present invention, referring to Figure 5, in the case where the first rack 11 is circular-cylindrical, fixed detector
16 are arranged in the radially inner side of the first rack 11.It should be noted that specific location of the embodiment of the present invention to fixed detector
Deng without limitation, such as fixed detector can also be the corresponding position that treatment head is arranged in.
In the present embodiment, the sum of quantity for the treatment of head and imaging head is more than or equal to the quantity of mobile detector.It is mobile in this way
The negligible amounts of detector reduce the cost of therapeutic equipment, also increase treatment space.It is exemplary, the quantity for the treatment of head 13
It is not limited to one, the quantity of mobile detector 15 is fewer than the summation for the treatment of head 13 and imaging head 14, is also not necessarily limited to one.This
It in embodiment, can be set to, therapeutic equipment includes M ray head (ray head includes treatment head and KV emitter) and N
A detector, wherein 1≤N≤M, N, M are positive integer.It is illustrated by taking N=1 as an example in the present embodiment.M ray head and N number of
Mobile detector is moved along different paths, and N number of mobile detector can be moved at position corresponding with M ray head, from
And less mobile detector can detecte the ray that more ray hair goes out, and reduce the quantity of mobile detector, reduce at
This, increases treatment space.
In the embodiment of the present invention, therapeutic equipment includes at least two ray heads, wherein at least one is treatment head, another
A is imaging head.Exemplary, treatment head can be Co-60 treatment head, be also possible to accelerator treatment head, if treatment head is to add
Fast device, then its radioactive source can be x-ray source, electron source, synchrotron radiation or neutron source etc..I.e. in the embodiment of the present invention, treatment
Head is any one in focus head, conformal head or accelerator.Wherein, if treatment head includes two, two treatment heads can
To be one for focus head, another is conformal head.Certainly, treatment head can also all be focus head or all be conformal head, this
Inventive embodiments are not specifically limited treatment head, only for above-mentioned.
In the embodiment of the present invention, ray head includes two treatment heads and an imaging head.Alternatively, ray head include two at
As head and a treatment head.Alternatively, ray head includes a treatment head and an imaging head.
The embodiment of the present invention is illustrated so that ray head includes two treatment heads and an imaging head as an example, and ray head includes
Two treatment heads and an imaging head can be as shown in fig. 6, ray head include the first treatment head 13, the second treatment head 17 and
Imaging head 14, by taking radiotherapy equipment can be including a mobile detector 15 as an example, the first treatment head 13, the second treatment head
17 and imaging head 14 be fixed in the first rack 11 (circular-cylindrical), the first treatment head 13, the second treatment head 17 and imaging
First 14 under the drive of the first rack 11 circle rotation.Second rack along the inside for being radially disposed in circular-cylindrical of circular-cylindrical,
Detector 15 can be along the second gantry motion.When detector 15 moves to the corresponding position of the first treatment head 13, then it receives the
The radiation beam that one treatment head 13 issues, can verify the beam dosage of the first treatment head 13, or utilize the first treatment head
Focal area is imaged in 13 radiation beams across body foci issued, pendulum position or therapeutic process before can be used for treating
In tumour tracking.When detector 15 moves to the corresponding position of the second treatment head 17, then it receives the second treatment head 17 hair
Radiation beam out can verify the beam dosage of the second treatment head 17, or be passed through using what the second treatment head 17 issued
Focal area is imaged in the radiation beam of body foci, and the pendulum position before can be used for treating or the tumour in therapeutic process chase after
Track.When detector 15 moves the corresponding position of imaging head 14, then it receives the radiation beam that imaging head 14 issues, and can receive into
As it is first 14 issue the radiation beam across body foci, focal area to be imaged, can be used for treatment before pendulum position or
Tumour tracking in therapeutic process.
It it should be noted that the first treatment head 13 and the second treatment head 17 can be Co-60 treatment head, or is to add
Fast device treatment head or the first treatment head 13 are Co-60 treatment head, and the second treatment head 17 is accelerator treatment head.Wherein, if
One treatment head 13 and the second treatment head 17 are Co-60 treatment head, then the first treatment head 13 and the second treatment head 17 can be distinguished
It is focus head and conformal head, can also is both focus head or is both conformal head.If the first treatment head 13 and second
Treatment head 17 is accelerator treatment head, then its radioactive source can be x-ray source, electron source, synchrotron radiation or neutron source etc..This reality
It applies in example and the concrete type for the treatment of head is not specifically limited, the above is only illustrate.In addition, the second rack 12 can also be
It is independently operated relative to the first rack.
The embodiment of the present invention provides another specific embodiment and is illustrated, and includes that two imaging heads and one control with ray head
Treat head, by taking detector is included a fixed detector and a mobile detector as an example.As shown in figure 8, ray head includes treatment
First 13, first imaging head 14 and the second imaging head 18, detector include a fixed detector 16 and a mobile detector 15.
Wherein, the first rack 11 is circular-cylindrical, and the first treatment head 13, the first imaging head 14 and the setting of the second imaging head 18 are rolled in annular
On cylinder, the radially inner side of circular-cylindrical is arranged in fixed detector 15.The radially inner side of circular-cylindrical is additionally provided with arc-shaped guide rail
(i.e. the second rack 12), guide rail is movable on arc-shaped guide rail, and arcuately for mobile detector setting.
Then fixed detector 16 is located at the opposite of the first imaging head 14, for receiving the radiation of the first imaging head 14 sending
Beam for the pendulum position before treating, or is used for the tracking of tumour for the regional imaging to lesion in the treatment.It is mobile to visit
Device 15 is surveyed by moving on arc-shaped guide rail, the corresponding position of the second imaging head 18 can be located at, to receive the second imaging head
18 radiation beams across body foci issued, pendulum position or treatment focal area to be imaged, before can be used for treating
Tumour tracking in the process.Mobile detector 15 is arranged on arc-shaped guide rail, when mobile detector 15 slides into treatment head 13
Corresponding position can receive the radiation beam of the sending for the treatment of head 13, carry out dosage verifying with the radiation beam issued to treatment head 13.
Alternatively, over the course for the treatment of, receiving the radiation beam across body foci that treatment head 13 issues, the focal area of human body is carried out
Imaging.To which fixed detector 16 and mobile detector 15 can from different directions be imaged lesion, to form lesion
3-D image.
In the embodiment of the present invention, referring to shown in Fig. 8, include the case where two imaging heads and a treatment head in ray head
Under, the two sides for the treatment of head are arranged in two imaging heads.The angle of two imaging heads is less than 180 degree, such as the folder of two imaging heads
Angle can be 175 degree, 160 degree, 145 degree or 90 degree etc..Preferably, the angle of two imaging heads is less than 120 degree.In addition, treatment
The angle of head and imaging head is the smaller the better, and the embodiment of the present invention is not specifically limited the angle for the treatment of head and imaging head.
In the embodiment of the present invention, ray head include a treatment head and an imaging head in the case where, treatment head and at
As the angle of head is less than 90 degree.Similarly, the angle for the treatment of head and imaging head is the smaller the better, the embodiment of the present invention to treatment head and at
As the angle of head is not specifically limited.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (18)
1. a kind of therapeutic equipment, which is characterized in that including：At least two ray heads and at least one detector, wherein described
At least one of detector is mobile detector, the mobile detector can ray head movement relatively, with respectively and not
At least two positions in same ray head are opposite, to receive the radiation beam that different ray hairs goes out respectively；
At least two rays head includes at least a treatment head.
2. therapeutic equipment according to claim 1, which is characterized in that when the mobile detector is located at first position,
The beam that one of them described ray hair goes out is irradiated on the mobile detector, when the mobile detector is located at second
At position, the beam that another described ray hair goes out is irradiated on the mobile detector；Alternatively, working as described in one of them
Ray head is located at first position, and the beam which goes out is irradiated on the mobile detector；Described in another
Ray head is located at first position, and the beam which goes out is irradiated on the mobile detector.
3. therapeutic equipment according to claim 2, which is characterized in that the therapeutic equipment further includes the first rack and second
Rack, the ray head are arranged in first rack, and the mobile detector is arranged in second rack；
The ray head moves under the drive of first rack；Alternatively, the ray head is movable along first rack；
Alternatively, the mobile detector moves under the drive of second rack；Alternatively, the mobile detector is along second machine
Frame is movable.
4. therapeutic equipment according to claim 3, which is characterized in that first rack be circular-cylindrical, described second
Rack and the first rack being arranged in an axially parallel mode along the circular-cylindrical, or, second rack is along the circular-cylindrical
The inside for being radially disposed in the circular-cylindrical.
5. therapeutic equipment according to claim 4, which is characterized in that diameter of the mobile detector along the circular-cylindrical
To and/or it is axial movable.
6. therapeutic equipment according to claim 4, which is characterized in that radial direction of the ray head along the circular-cylindrical
And/or it is axial movable.
7. therapeutic equipment according to claim 4, which is characterized in that second rack is circular-cylindrical, circular guideway
Or arc-shaped guide rail.
8. therapeutic equipment according to claim 7, which is characterized in that the case where second rack is arc-shaped guide rail
Under, central angle is less than 180 degree.
9. therapeutic equipment according to claim 1 or 2, which is characterized in that the therapeutic equipment further includes a fixed spy
Survey device.
10. according to the described in any item therapeutic equipments of claim 3-8, which is characterized in that the therapeutic equipment further includes one
Fixed detector.
11. therapeutic equipment according to claim 10, which is characterized in that the case where first rack is circular-cylindrical
Under, the fixed detector is along the inside for being radially arranged in the circular-cylindrical of the circular-cylindrical.
12. therapeutic equipment according to claim 1, which is characterized in that the quantity of the ray head is more than or equal to the spy
Survey the quantity of device.
13. therapeutic equipment according to claim 1, which is characterized in that at least two rays head includes at least one
Treatment head and at least one imaging head.
14. therapeutic equipment according to claim 13, which is characterized in that the treatment head is focus head, conformal head or adds
Any one in fast device.
15. therapeutic equipment according to claim 13, which is characterized in that the ray head includes two treatment heads and one
Imaging head；Alternatively,
The ray head includes two imaging heads and a treatment head；Alternatively,
The ray head includes a treatment head and an imaging head.
16. therapeutic equipment according to claim 15, which is characterized in that include two imaging heads and one in the ray head
In the case where a treatment head, the two sides of the treatment head are arranged in described two imaging heads；Alternatively,
In the case where the ray head includes a treatment head and an imaging head, the folder of the treatment head and the imaging head
Angle is less than 90 degree.
17. therapeutic equipment according to claim 15, which is characterized in that include two imaging head situations in the ray head
Under, the angle of two imaging heads is less than 180 degree.
18. therapeutic equipment according to claim 2, which is characterized in that the therapeutic equipment further includes mechanical arm, the shifting
Dynamic detector is arranged on the mechanical arm, and moves under the driving of the mechanical arm relative to the ray head.
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| CN201610682410.8A CN106310528B (en) | 2016-08-17 | 2016-08-17 | A kind of therapeutic equipment |
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| CN110234396B (en) * | 2017-02-13 | 2022-02-08 | 西安大医集团股份有限公司 | Radiotherapy equipment |
| CN110366389B (en) * | 2017-06-19 | 2023-03-03 | 深圳市奥沃医学新技术发展有限公司 | System and device for determining target point position by using radiotherapy equipment and radiotherapy equipment |
| US11241589B2 (en) | 2017-06-19 | 2022-02-08 | Our New Medical Technologies | Target tracking and irradiation method and device using radiotherapy apparatus and radiotherapy apparatus |
| WO2019136660A1 (en) | 2018-01-11 | 2019-07-18 | Shenzhen United Imaging Healthcare Co., Ltd. | Systems and methods for intrafractional ct imaging in image-guided radiotherapy |
| CN112107803A (en) * | 2020-09-23 | 2020-12-22 | 上海联影医疗科技股份有限公司 | Radiotherapy apparatus |
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| CN1133473C (en) * | 2000-09-25 | 2004-01-07 | 王乔生 | Cobalt-60 multi-lamination non-coplanar spiral lamination strength adjustable radiation therapy system |
| CN1919372B (en) * | 2005-08-25 | 2011-10-19 | 深圳市海博科技有限公司 | Radiation therapeutical device |
| ATE447762T1 (en) * | 2006-07-27 | 2009-11-15 | Deutsches Krebsforsch | RADIATION DEVICE AND COLLIMATOR |
| 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 |
| DE102010026674B4 (en) * | 2010-07-09 | 2012-09-27 | Siemens Aktiengesellschaft | Imaging device and radiotherapy device |
| CN205215969U (en) * | 2015-09-30 | 2016-05-11 | 深圳市奥沃医学新技术发展有限公司 | Image guide radiotherapy equipment |
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Application publication date: 20170111 Assignee: Xi'an great medicine group Co., Ltd. Assignor: Shenzhen Aowo Medical New Technology Development Co.,Ltd. Contract record no.: 2018610000030 Denomination of invention: Treatment device Granted publication date: 20181116 License type: Common License Record date: 20181120 |