CN208599002U - Microwave power control device and radiotherapy equipment - Google Patents
Microwave power control device and radiotherapy equipment Download PDFInfo
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- CN208599002U CN208599002U CN201820467534.9U CN201820467534U CN208599002U CN 208599002 U CN208599002 U CN 208599002U CN 201820467534 U CN201820467534 U CN 201820467534U CN 208599002 U CN208599002 U CN 208599002U
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- 238000002560 therapeutic procedure Methods 0.000 claims description 2
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Abstract
The utility model discloses a kind of microwave power control device and radiotherapy equipments, belong to field of medical technology.The microwave power control device includes: microwave signal generation module and the distribution module that connect with the microwave signal generation module, wherein the microwave signal generation module is for generating microwave signal, and by the microwave signal transmission to the distribution module；The distribution module is used to transmit the microwave signal to n accelerating tube according to preset microwave power allocation proportion, the n is the integer more than or equal to 2, it solves a microwave power control device in the related technology and drives an accelerating tube, function is more single, and the problem of higher cost, at least two accelerator is driven simultaneously by a microwave power control device, enriches the function of microwave power control device, it reduces costs, is used for radiotherapy equipment.
Description
Technical field
The utility model relates to field of medical technology, in particular to a kind of microwave power control device and radiotherapy are set
It is standby.
Background technique
In modern medicine, radiotherapy is a kind of important means for treating malignant tumour.Radiotherapy refers to using high
It can radioactive ray kill tumour.
In the related technology, main at present to carry out radiotherapy using radiotherapy equipment.Radiotherapy equipment includes radiation
Treatment head and microwave power control device.The radiotherapy head includes accelerating tube, and radiotherapy head is arranged on the rotating gantry, puts
Penetrating treatment head can rotate with the rotation of rotary frame.Microwave power control device is for the accelerating tube into radiotherapy head
Microwave signal is exported to drive accelerating tube.
The corresponding accelerating tube of a microwave power control device, a microwave power control in current radiotherapy equipment
Device processed drives an accelerating tube, and function is more single, and higher cost.
Utility model content
The utility model embodiment provides a kind of microwave power control device and radiotherapy equipment, can solve correlation
A microwave power control device drives an accelerating tube in technology, and function is more single, and the problem of higher cost.The technology
Scheme is as follows:
In a first aspect, providing a kind of microwave power control device, the microwave power control device includes: microwave signal
Generation module and the distribution module being connect with the microwave signal generation module, wherein
The microwave signal generation module is for generating microwave signal, and by the microwave signal transmission to the distribution mould
Block；
The distribution module, which is used to transmit the microwave to n accelerating tube according to preset microwave power allocation proportion, to be believed
Number, the n is the integer more than or equal to 2.
Optionally, the distribution module includes: microwave transmission submodule and n power regulation submodule, wherein
The microwave transmission submodule is connect with the microwave signal generation module, for the microwave signal to be generated mould
The microwave signal that block generates is transmitted separately to the n power regulation submodule, the n power regulation submodule for according to
The preset microwave power allocation proportion is by the microwave signal transmission to the n accelerating tube.
Optionally, the power regulation submodule is power-adjustable switch, and the power-adjustable switch includes: coupler,
First adjustable phase shifter and the second adjustable phase shifter；
For connecting with the microwave transmission submodule, the second end of the coupler passes through the first end of the coupler
First adjustable phase shifter is connect with the first short circuited waveguide, and the third end of the coupler passes through second adjustable phase shifter
It is connect with the second short circuited waveguide, the 4th end of the coupler with accelerating tube for connecting.
Optionally, the microwave transmission submodule is the circulator with m port, and the m is more than or equal to n+1's
Integer,
1st port of the circulator is connect with the microwave signal generation module, and the 2nd to a port (n+1)
It is connect respectively with the n power regulation submodule.
Optionally, the n is 2, and the m is the 4, the 4th port for connecting with microwave pad.
Optionally, the microwave signal generation module includes: solid-state modulator and magnetron.
Second aspect provides a kind of radiotherapy equipment, comprising: micro- described in n accelerating tube carrier and first aspect
Wave power control device, wherein
Accelerating tube in each accelerating tube carrier is connect with the distribution module of the microwave power control device.
Optionally, the accelerating tube carrier includes: roentgenotherapia head, and/or, radiodiagnosis head.
Optionally, when n is 2, the roentgenotherapia head includes: the conformal intensity modulated treatment head of X-ray and X knife treatment head.
Optionally, the equipment further include: rack, the n accelerating tube carrier and the microwave power control device are set
It sets in the rack.
Technical solution provided by the embodiment of the utility model has the benefit that
Microwave power control device and radiotherapy equipment provided by the embodiment of the utility model, microwave power control dress
It sets including microwave signal generation module and distribution module, wherein microwave signal generation module is used to generate microwave signal, and should
To distribution module, distribution module is used for according to preset microwave power allocation proportion at least two accelerating tubes microwave signal transmission
Microwave signal is transmitted, compared to the relevant technologies, a microwave power control device can drive at least two accelerating tube simultaneously, micro-
The function of wave power control device is richer, and reduces costs.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of microwave power control device provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of another microwave power control device provided by the embodiment of the utility model；
A kind of Fig. 3 schematic diagram of power-adjustable switch provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of another microwave power control device provided by the embodiment of the utility model；
Fig. 5 is a kind of structural schematic diagram of radiotherapy equipment provided by the embodiment of the utility model；
Fig. 6 is the schematic diagram of the roentgenotherapia head provided by the embodiment of the utility model being arranged on the rack；
Fig. 7 is the schematic diagram that rack provided by the embodiment of the utility model is swung using horizontal direction diameter as axis；
Fig. 8 is a kind of flow chart of microwave power control method provided by the embodiment of the utility model；
Fig. 9 is a kind of flow chart of the distribution module provided by the embodiment of the utility model to accelerating tube transmission microwave signal.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
The utility model embodiment provides a kind of microwave power control device, as shown in Figure 1, microwave power control dress
Set includes: microwave signal generation module 110 and the distribution module connecting with microwave signal generation module 110 120.
Wherein, microwave signal generation module 110 is for generating microwave signal, and by microwave signal transmission to distribution module
120。
Distribution module 120 is used to transmit microwave signal, n to n accelerating tube 130 according to preset microwave power allocation proportion
For the integer more than or equal to 2.
In conclusion microwave power control device provided by the embodiment of the utility model, the microwave power control device packet
Include microwave signal generation module and distribution module, wherein microwave signal generation module generates microwave signal, and by the microwave signal
It is transmitted to distribution module, distribution module transmits microwave signal at least two accelerating tube according to preset microwave power allocation proportion,
Compared to the relevant technologies, a microwave power control device can drive at least two accelerating tube, microwave power control device simultaneously
Function it is richer, and reduce costs.
In the utility model embodiment, microwave power control device can according to preset microwave power allocation proportion to
N accelerating tube transmits microwave signal, which can drive multiple accelerating tubes simultaneously, and according to any microwave
Power sharing ratio carries out power distribution between multiple accelerating tubes.
Wherein, preset microwave power allocation proportion can be configured according to actual demand, for example, have 3 accelerating tubes,
Preset microwave power allocation proportion can be 1:2:3, then microwave power control device can be to the 1st accelerating tube transmission 1/
The microwave signal of 6 power transmits the microwave signal of 1/3 power to the 2nd accelerating tube, transmits 1/2 power to the 3rd accelerating tube
Microwave signal.Certainly, microwave power control device can also transmit the microwave signal of whole power, Xiang Qi to any one accelerating tube
Remaining accelerating tube does not transmit microwave signal.
The utility model embodiment provides another microwave power control device, as shown in Fig. 2, the microwave power controls
Device includes: microwave signal generation module 110 and the distribution module connecting with microwave signal generation module 110 120.
Wherein, microwave signal generation module 110 is for generating microwave signal, and by microwave signal transmission to distribution module
120。
Distribution module 120 is used to transmit microwave signal, n to n accelerating tube 130 according to preset microwave power allocation proportion
For the integer more than or equal to 2.
Distribution module 120 includes: microwave transmission submodule 121 and n power regulation submodule 122.
Wherein, microwave transmission submodule 121 is connect with microwave signal generation module 110, for microwave signal to be generated mould
The microwave signal that block 110 generates is transmitted separately to n power regulation submodule 122, and n power regulation submodule 122 is for pressing
According to preset microwave power allocation proportion by microwave signal transmission to n accelerating tube 130.
Exemplary, microwave signal generation module may include: solid-state modulator and magnetron.Wherein, magnetron is for producing
Raw microwave signal, solid-state modulator export again for the microwave signal that magnetron generates to be modulated into stable microwave signal.
Optionally, power regulation submodule is power-adjustable switch, exemplary, and power-adjustable switch is adjustable ferrite function
Rate switch.
Exemplary, Fig. 3 shows a kind of schematic diagram of power-adjustable switch, as shown in figure 3, power-adjustable switch can be with
It include: coupler 01, the first adjustable phase shifter 02 and the second adjustable phase shifter 03.
For the first end H1 of coupler 01 for connecting with microwave transmission submodule, the second end H2 of coupler 01 passes through first
Adjustable phase shifter 02 is connect with the first short circuited waveguide 041.The third end H3 of coupler 01 passes through the second adjustable phase shifter 03 and the
The connection of two short circuited waveguides 042.4th end E of coupler 01 with accelerating tube for connecting.Exemplary, coupler can be mixed for 3dB
Close coupler.
Wherein, the first adjustable phase shifter 02 and the second adjustable phase shifter 03 are used to adjust the phase for the microwave signal passed through,
The microwave signal for being input to microwave transmission submodule is transmitted to accelerating tube according to preset microwave power allocation proportion, and will
The microwave signal of dump power is exported by the first end H1 of coupler to microwave under the reflex of corresponding short circuited waveguide
Transmit submodule.
Exemplary, n accelerating tube includes 2 accelerating tubes: the first accelerating tube and the second accelerating tube；N power regulation submodule
Block includes 2 power regulation submodules: the first power regulation submodule and the second power regulation submodule.For example, the first power
The first adjustable phase shifter and the second adjustable phase shifter that adjust submodule are used to adjust the phase for the microwave signal passed through, will be defeated
Enter to the microwave signal of microwave transmission submodule and be transmitted to the first accelerating tube according to preset microwave power allocation proportion, and will remain
First end of the microwave signal of complementary work rate under the reflex of corresponding short circuited waveguide through coupler is exported to microwave transmission
Submodule；The first adjustable phase shifter and the second adjustable phase shifter of second power regulation submodule are used to adjust the microwave letter passed through
Number phase, the microwave signal for being input to microwave transmission submodule is transmitted to according to preset microwave power allocation proportion
Two accelerating tubes, and the microwave signal of dump power is passed through into the first end of coupler under the reflex of corresponding short circuited waveguide
It exports to microwave transmission submodule.
An explanation now is done to the phase adjusted process of microwave signal by taking power-adjustable shown in Fig. 3 switch as an example.Such as Fig. 3 institute
Show, it is assumed that be input to the first end H1 of coupler 01 from microwave transmission submodule, believe by the microwave of the first adjustable phase shifter 02
Number phase be φ1, the phase by the microwave signal of the second adjustable phase shifter 03 is φ2, then the first end H1 of coupler 01
(port-mark of first end H1 be 1) is to the corresponding transfer function S of the 4th end E (port-mark of the 4th end E is 2)21(φ1,
φ2) can indicate are as follows:
From the above equation, we can see that working as φ1=-φ2When, the letter of the microwave signal of the 4th end E is transmitted to from the first end H1 of coupler
Number power, that is, transfer function S21(φ1,φ2) amplitude can indicate are as follows:
Therefore, work as φ1=-φ2When, that is, passing through the phase of the microwave signal of the first adjustable phase shifter 02 and pass through second can
It, can be by changing φ when adjusting the opposite in phase of the microwave signal of phase shifter 031To change transfer function S21(φ1,φ2) width
Value, and then achieve the purpose that the signal power for adjusting microwave signal, it is final to realize according to preset microwave power allocation proportion to n
A accelerating tube transmits microwave signal.
In the utility model embodiment, optionally, microwave transmission submodule is the circulator with m port, and m is big
In or equal to n+1 integer.
1st port of circulator is connect with microwave signal generation module, and the 2nd to a port (n+1) a with n respectively
The connection of power regulation submodule.It that is to say, the 2nd each port and 1 power regulation submodule company into a port (n+1)
It connects.For example, n is 5, then each port is connect with 1 power regulation submodule in the 2nd of circulator to the 6th port.
Optionally, 2 n, m 4.When m is 4, microwave transmission submodule is the circulator with 4 ports, be that is to say
Four port circulators.For example, 2 power regulation submodules include the first power regulation submodule and the second power regulation submodule
Block, 2 accelerating tubes include the first accelerating tube and the second accelerating tube.When microwave transmission submodule is four port circulator, four ends
1st port of mouth circulator is connect with microwave signal generation module, and the 2nd port is connect with the first power regulation submodule,
3rd port is connect with the second power regulation submodule, and the 4th port with microwave pad for connecting.Microwave pad is for inhaling
Receive the microwave signal for being input to the 4th port.
Fig. 4 illustrates the structural schematic diagram of another microwave power control device, the microwave power control device
In microwave transmission submodule be four port circulators, as shown in figure 4, the 1st port A and microwave of four port circulators 121
Signal generator module 110 is connected by transmission waveguide, and the microwave signal transmission for generating microwave signal generation module 110 is extremely
2nd port B of four port circulators 121.
The input terminal of the 2nd port B and the first power regulation submodule 122A of four port circulators 121 pass through transmission wave
Connection is led, the output end of the first power regulation submodule 122A is connect with the first accelerating tube 130A.First power regulation submodule
122A is used to be input to the microwave signal of the 2nd port B of four port circulators according to preset microwave power allocation proportion
It is transmitted to the first accelerating tube 130A, and the microwave signal of dump power is defeated by the 2nd port B of four port circulators 121
Out to the 3rd port C of four port circulators 121.
The input terminal of the 3rd port C and the second power regulation submodule 122B of four port circulators 121 pass through transmission wave
Connection is led, the output end of the second power regulation submodule 122B is connect with the second accelerating tube 130B.Second power regulation submodule
122B transmits the microwave signal for being input to the 3rd port C of four port circulators according to preset microwave power allocation proportion
To the second accelerating tube 130B, and by the microwave signal of dump power by the 3rd port C of four port circulators 121 export to
4th port D of four port circulators 121.
4th port D of four port circulators 121 with microwave pad 140 for connecting, and microwave pad 140 is for absorbing
It is input to the microwave signal of the 4th port D of four port circulators 121.
In conclusion microwave power control device provided by the embodiment of the utility model, the microwave power control device packet
Include microwave signal generation module and distribution module, microwave signal generation module generates microwave signal, and by the microwave signal transmission
To distribution module, distribution module transmits microwave signal, phase at least two accelerating tubes according to preset microwave power allocation proportion
Compared with the relevant technologies, a microwave power control device can drive at least two accelerating tube simultaneously, microwave power control device
Function is richer, and reduces costs.
The utility model embodiment additionally provides a kind of radiotherapy equipment, as shown in figure 5, the radiotherapy equipment packet
Include: n accelerating tube carrier 41 and microwave power control device 42, the microwave power control device can be Fig. 1, Fig. 2 or Fig. 4 institute
The microwave power control device shown.
Wherein, the accelerating tube in each accelerating tube carrier 41 is connect with the distribution module of microwave power control device 42.
Optionally, accelerating tube carrier may include: roentgenotherapia head, and/or, radiodiagnosis head.It that is to say, accelerating tube
Carrier may include roentgenotherapia head, alternatively, may include radiodiagnosis head, alternatively, can simultaneously include roentgenotherapia head
With radiodiagnosis head.The utility model embodiment is not construed as limiting the type of accelerating tube carrier.
Wherein, roentgenotherapia head treats patient's affected part for issuing treatment beam (such as MV grades X-ray)；X is penetrated
For radiodiagnosis x head for issuing imaging beam (such as KV grade X-ray) to patient's progress imaging diagnosis, the energy level of imaging beam can be with
The energy level for treating beam is different.
Optionally, when n is 2, as shown in fig. 6, roentgenotherapia head may include: the conformal intensity modulated treatment head of X-ray and X
Knife treatment head.It that is to say, which includes: the conformal intensity modulated treatment head of X-ray, X knife treatment head, and for 2
The accelerating tube output microwave signal of a roentgenotherapia head is to drive 2 accelerating tubes.Wherein, the conformal intensity modulated treatment head of X-ray includes
Accelerator and multi-diaphragm collimator with accelerating tube, the X-ray that multi-diaphragm collimator is used to issue accelerator carry out conformal；X knife
Treatment head includes the accelerator and collimator with accelerating tube, which can be multiple radiation channels with different pore size
Collimator, alternatively, the collimator with shape and/or adjustable single radiation channel.
Certainly, when n is 2, roentgenotherapia head is the conformal intensity modulated treatment head of X-ray, alternatively, roentgenotherapia head is
X knife treatment head.
Further, radiotherapy equipment further include: rack, n accelerating tube carrier and microwave power control device are set
It sets on the rack, which is rotary frame, and n accelerating tube carrier and microwave power control device can be around the rotations of the rotary frame
Shaft reciprocating rotary or 360 ° of continuous rotations.
In the utility model embodiment, roentgenotherapia head can be moved axially or be swung along the rotary shaft of rotary frame, with
Realize the non-co-planar treatment to patient.For example arc-shaped guide rail can be set on the rotating gantry, roentgenotherapia head is arranged in the arc
On shape guide rail, roentgenotherapia head can be moved axially or be swung along the rotary shaft of rotary frame on the arc-shaped guide rail.Compare again
Such as, pivotal axis, roentgenotherapia head and the pivot axis connection can be set on the rotating gantry, and roentgenotherapia head can be around this
Pivotal axis is axially pivoting along the rotary shaft of rotary frame or swings.
Exemplary, as also shown in fig. 6, roentgenotherapia head 211 can be rotated with the rotation of rotary frame 120, and X
Beta ray therapy head 212 can be along the rotary shaft axial wobble of rotary frame 120, to realize the non-co-planar treatment to patient.This
Accelerating tube in two roentgenotherapia heads is driven by same microwave power control device 001.
In addition, rotary frame 120 can also be swung by axis of diameter, roentgenotherapia head can be with the pendulum of rotary frame
Dynamic and non-co-planar treatment along the axial movement of the rotary shaft of rotary frame or swing, with realization to patient.It is exemplary, such as Fig. 7 institute
Show, rotary frame 120 can be swung by axis of horizontal direction diameter, and roentgenotherapia head can be with the swing of rotary frame 120
And along the rotary shaft axial wobble of rotary frame, to realize the non-co-planar treatment to patient.
Further, which further includes therapeutic bed, and for carrying patient, patient can be with therapeutic bed
It moves and moves.
It should be noted that the utility model embodiment is by taking rack is roller open frame as an example, exemplary, rack can be with
It is C-arm, cantilevered, half arc etc..
Microwave function in conclusion radiotherapy equipment provided by the embodiment of the utility model, in the radiotherapy equipment
Rate control device includes microwave signal generation module and distribution module, and microwave signal generation module generates microwave signal, and should
Microwave signal transmission to distribution module, distribution module is transmitted according to preset microwave power allocation proportion at least two accelerating tube
Microwave signal, compared to the relevant technologies, a microwave power control device can drive at least two accelerating tube, Duo Gejia simultaneously
A microwave power control device can be only arranged in fast pipe, and then reduces the volume of radiotherapy equipment, reduce manufacture at
Sheet and maintenance cost and the cost of overhaul.
The utility model embodiment additionally provides a kind of microwave power control method, micro- for what is provided in above-described embodiment
Wave power control device, as shown in figure 8, this method comprises:
Step 801, microwave signal generation module generate microwave signal, and by microwave signal transmission to distribution module.
Step 802, distribution module transmit microwave signal to n accelerating tube according to preset microwave power allocation proportion, and n is
Integer more than or equal to 2.
In conclusion microwave power control method provided by the embodiment of the utility model, point of microwave power control device
Microwave signal can be transmitted at least two accelerating tube according to preset microwave power allocation proportion with module, compared to related skill
Art, a microwave power control device can drive at least two accelerating tube simultaneously, and function is richer, and reduces costs.
As shown in Fig. 2, distribution module 120 may include: microwave transmission submodule 121 and n power regulation submodule
122, correspondingly, as shown in figure 9, above-mentioned steps 802 may include:
The microwave signal point that step 8021, distribution module are generated microwave signal generation module by microwave transmission submodule
Supplementary biography transports to n power regulation submodule.
Step 8022, distribution module will be micro- according to preset microwave power allocation proportion by n power regulation submodule
Wave signal is transmitted to n accelerating tube.
It is apparent to those skilled in the art that for convenience and simplicity of description, the step of foregoing description
Detailed process, can be no longer superfluous herein with reference to respective modules and the specific work process of submodule in aforementioned device embodiment
It states.
In conclusion microwave power control method provided by the embodiment of the utility model, point of microwave power control device
Microwave signal can be transmitted at least two accelerating tube according to preset microwave power allocation proportion with module, compared to related skill
Art, a microwave power control device can drive at least two accelerating tube simultaneously, and the function of microwave power control device is richer
Richness, and reduce costs.
The utility model embodiment additionally provides a kind of microwave power control method, is applied to radiotherapy equipment, the party
Method includes:
Step S1, control microwave signal generation module generates microwave signal, and by microwave signal transmission to distribution module；
Step S2, control distribution module transmits microwave signal to n accelerating tube according to preset microwave power allocation proportion,
N is the integer more than or equal to 2.
Further, distribution module 120 may include: microwave transmission submodule 121 and n power regulation submodule 122,
Correspondingly, above-mentioned steps S2 may include:
Step S21, the microwave signal that microwave signal generation module generates is transmitted separately to n by control microwave transmission submodule
A power regulation submodule.
Step S22, n power regulation submodule is controlled according to preset microwave power allocation proportion by microwave signal transmission
To n accelerating tube.
The utility model embodiment additionally provides a kind of computer readable storage medium, the storage medium be it is non-volatile can
Storage medium is read, instruction is stored in the computer readable storage medium, when the readable storage medium storing program for executing is on processing component
When operation, so that processing component executes the microwave power control method for being applied to radiotherapy equipment.
The utility model embodiment additionally provides a kind of microwave power control device, including memory, processor and storage
On the memory and the computer program that can run on the processor, the processor execute the computer program
Shi Shixian is applied to the microwave power control method of radiotherapy equipment.
The utility model embodiment additionally provides a kind of computer program product comprising instruction, and the computer program produces
Instruction is stored in product, when run on a computer, so that computer executes the microwave function for being applied to radiotherapy equipment
Rate control method.
The utility model embodiment provides a kind of chip, which includes programmable logic circuit and/or program instruction,
When chip operation for realizing the microwave power control method for being applied to radiotherapy equipment.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of microwave power control device, which is characterized in that the microwave power control device includes: that microwave signal generates mould
Block and the distribution module being connect with the microwave signal generation module, wherein
The microwave signal generation module is for generating microwave signal, and by the microwave signal transmission to the distribution module；
The distribution module is used to transmit the microwave signal, institute to n accelerating tube according to preset microwave power allocation proportion
Stating n is the integer more than or equal to 2.
2. the apparatus according to claim 1, which is characterized in that the distribution module includes: microwave transmission submodule and n
Power regulation submodule, wherein
The microwave transmission submodule is connect with the microwave signal generation module, for producing the microwave signal generation module
Raw microwave signal is transmitted separately to the n power regulation submodule, and the n power regulation submodule is used for according to described
Preset microwave power allocation proportion is by the microwave signal transmission to the n accelerating tube.
3. the apparatus of claim 2, which is characterized in that the power regulation submodule is power-adjustable switch, institute
Stating power-adjustable switch includes: coupler, the first adjustable phase shifter and the second adjustable phase shifter；
For connecting with the microwave transmission submodule, the second end of the coupler passes through described the first end of the coupler
First adjustable phase shifter is connect with the first short circuited waveguide, and the third end of the coupler passes through second adjustable phase shifter and the
The connection of two short circuited waveguides, the 4th end of the coupler with accelerating tube for connecting.
4. the apparatus of claim 2, which is characterized in that the microwave transmission submodule is the ring with m port
Device is flowed, the m is the integer more than or equal to n+1,
1st port of the circulator is connect with the microwave signal generation module, the 2nd to (n+1)th port respectively with
The n power regulation submodule connection.
5. device according to claim 4, which is characterized in that the n is 2, the m be the 4, the 4th port be used for it is micro-
Carrier load connection.
6. the apparatus according to claim 1, which is characterized in that the microwave signal generation module includes: solid-state modulator
And magnetron.
7. a kind of radiotherapy equipment characterized by comprising n accelerating tube carrier and claim 1 to 6 are any described
Microwave power control device, wherein
Accelerating tube in each accelerating tube carrier is connect with the distribution module of the microwave power control device.
8. equipment according to claim 7, which is characterized in that the accelerating tube carrier includes: roentgenotherapia head, and/
Or, radiodiagnosis head.
9. equipment according to claim 8, which is characterized in that when n is 2, the roentgenotherapia head includes: that X-ray is suitable
Shape intensity modulated therapy head and X knife treatment head.
10. equipment according to claim 7, which is characterized in that the equipment further include: rack, the n accelerating tube carry
Body and the microwave power control device are arranged in the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820467534.9U CN208599002U (en) | 2018-04-04 | 2018-04-04 | Microwave power control device and radiotherapy equipment |
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| CN201820467534.9U CN208599002U (en) | 2018-04-04 | 2018-04-04 | Microwave power control device and radiotherapy equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392741A (en) * | 2018-04-04 | 2018-08-14 | 西安大医数码科技有限公司 | Microwave power control device and radiotherapy equipment |
| WO2022052200A1 (en) * | 2020-09-14 | 2022-03-17 | 清华大学 | Frequency control-based microwave transmission method and single-input multiple-output microwave system |
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2018
- 2018-04-04 CN CN201820467534.9U patent/CN208599002U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392741A (en) * | 2018-04-04 | 2018-08-14 | 西安大医数码科技有限公司 | Microwave power control device and radiotherapy equipment |
| CN108392741B (en) * | 2018-04-04 | 2024-03-29 | 西安大医集团股份有限公司 | Microwave power control device and radiotherapy equipment |
| WO2022052200A1 (en) * | 2020-09-14 | 2022-03-17 | 清华大学 | Frequency control-based microwave transmission method and single-input multiple-output microwave system |
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