CN110292723A - Dosage guidance pendulum position device, dosage monitoring device, radiotherapy system and medium - Google Patents
Dosage guidance pendulum position device, dosage monitoring device, radiotherapy system and medium Download PDFInfo
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- CN110292723A CN110292723A CN201910553733.0A CN201910553733A CN110292723A CN 110292723 A CN110292723 A CN 110292723A CN 201910553733 A CN201910553733 A CN 201910553733A CN 110292723 A CN110292723 A CN 110292723A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
- A61N5/1069—Target adjustment, e.g. moving the patient support
- A61N5/107—Target adjustment, e.g. moving the patient support in real time, i.e. during treatment
Abstract
The embodiment of the invention discloses a kind of dosage to guide pendulum position device, dosage monitoring device, radiotherapy system and medium, dosage guidance pendulum position device includes: processor, it is configured to: obtaining the treatment image data and the existing reference dose information with reference to radiotherapy planning of the target object of target object；Compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset；Determine the corresponding dosage information of the treatment image data with dosage information as a comparison according to the initial offset；Target offset amount is determined according to the comparison dosage information and the reference dose information.Solve the problems, such as that the pendulum position accuracy of the image-guided radiotherapy of the prior art depends on physics teacher or technician's experience unduly.
Description
Technical field
The present embodiments relate to field of medical device more particularly to a kind of dosage guidance pendulum position devices, dosage monitoring dress
It sets, radiotherapy system and medium.
Background technique
In Patients During Radiotherapy, the tumour of patient would generally be gradually reduced in Patients During Radiotherapy, and tumor shape is also possible to send out
Changing.If keeping identical pendulum position, the variation of tumor size and shape would generally make the received dosage distribution of patient institute with
It is expected that inconsistent, to occur that target area leakage is shone, to jeopardize organ dose excessively high.In order to prevent the hair of these situations
It is raw, it usually needs treatment image is resurveyed to patient to guide radiotherapy.
But the prior art is when by treatment image to guide radiotherapy, it usually needs artificial to compare plan image and treatment shadow
Picture, so that pendulum position is adjusted according to difference between the two to optimize dosage information, therefore put the accuracy of position adjustment usually according to
Rely the experience of physics teacher or technician, and usually requires to take a substantial amount of time.
Summary of the invention
The embodiment of the invention provides a kind of dosage to guide pendulum position device, dosage monitoring device, radiotherapy system and medium, with
Solve the problems, such as that the pendulum position accuracy of the image-guided radiotherapy of the prior art depends on physics teacher or technician's experience unduly.
In a first aspect, the embodiment of the invention provides a kind of dosage to guide pendulum position device, comprising:
Processor is configured to:
Obtain the treatment image data and the existing reference dose with reference to radiotherapy planning of the target object of target object
Information；
It is initial to obtain to compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning
Offset；
Determine the corresponding dosage information of the treatment image data with the letter of dosage as a comparison according to the initial offset
Breath；
Target offset amount is determined according to the comparison dosage information and the reference dose information.
Second aspect, the embodiment of the invention also provides a kind of dosage monitoring devices, comprising:
Processor is configured to:
Obtain the treatment image data of target object；
Judge that the target object whether there is with reference to radiotherapy planning；
If so, the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain
To initial offset；
Determine the corresponding dosage information for the treatment of image data with dosage information as a comparison according to the initial offset；
If the comparison dosage information and the difference with reference to the corresponding reference dose information of radiotherapy planning exceed third
Threshold value then exports prompt information.
The third aspect, the embodiment of the invention also provides a kind of radiotherapy systems, comprising:
Therapeutic bed, for carrying the target object for completing preliminary pendulum position；
Processor, the existing reference for the treatment of image data and the target object for obtaining the target object are put
Treat plan；And the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain just
Beginning offset；And the corresponding dosage information for the treatment of image data is determined according to the initial offset；And it is controlled according to described
It treats the corresponding dosage information of image data dosage information corresponding with the reference radiotherapy planning and determines target offset amount, Yi Jigen
According to the mobile final pendulum position to complete target object of target offset amount control therapeutic bed；
Accelerator facility, for carrying out radiotherapy to the target object for completing final pendulum position.
Fourth aspect, it is described the embodiment of the invention also provides a kind of storage medium comprising computer executable instructions
Computer executable instructions by computer processor when being executed for executing following method, comprising:
Obtain the treatment image data and the existing reference dose with reference to radiotherapy planning of the target object of target object
Information；
It is initial to obtain to compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning
Offset；
Determine the corresponding dosage information of the treatment image data with the letter of dosage as a comparison according to the initial offset
Breath；
Target offset amount is determined according to the comparison dosage information and the reference dose information.
5th aspect, it is described the embodiment of the invention also provides a kind of storage medium comprising computer executable instructions
Computer executable instructions by computer processor when being executed for executing following method, comprising:
Obtain the treatment image data of target object；
Judge that the target object whether there is with reference to radiotherapy planning；
If so, the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain
To initial offset；
Determine that the corresponding dosage information for the treatment of image data divides information with dosage as a comparison according to the initial offset；
If the comparison dosage information and the difference with reference to the corresponding reference dose information of radiotherapy planning exceed third
Threshold value then exports prompt information.
The technical solution of dosage guidance pendulum position device provided in an embodiment of the present invention, including processor, and the processor quilt
It is configured to obtain the treatment image data of target object and the existing reference dose with reference to radiotherapy planning of the target object is believed
Breath；Compare treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset；According to first
Beginning offset determines the corresponding dosage information for the treatment of image data with dosage information as a comparison；According to comparison dosage information and ginseng
It examines dosage information and determines target offset amount.Compared to the prior art, under the premise of not modifying with reference to radiotherapy planning, it is based on dosage
Information defines preferably pendulum position offset, not only universality with higher, but also helps to simplify the work of doctor and physics teacher
Make, and improves the accuracy of radiotherapy.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing does one and simply introduces, it should be apparent that, drawings in the following description are some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is the implementation procedure schematic diagram of the processor for the dosage guide device that the embodiment of the present invention one provides；
Fig. 2 is the another implementation procedure schematic diagram of the processor for the dosage guide device that the embodiment of the present invention one provides；
Fig. 3 is the implementation procedure schematic diagram of the processor of dosage monitoring device provided by Embodiment 2 of the present invention；
Fig. 4 is the structural block diagram for the radiotherapy system that the embodiment of the present invention three provides.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, hereinafter with reference to attached in the embodiment of the present invention
Figure, clearly and completely describes technical solution of the present invention by embodiment, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment one
The embodiment of the invention provides a kind of dosage to guide pendulum position device, for being distributed guidance pendulum position according to dosage.The dress
Setting can be realized by the way of software and/or hardware, including processor, as shown in Figure 1, and the processor be configured to execute
Following steps:
S101, the treatment image data and the existing ginseng with reference to radiotherapy planning of the target object for obtaining target object
Examine dosage information.
In order to improve the precision of radiotherapy, before radiation treatment it is generally necessary to carry out pendulum position to target object, and
Pendulum position generally includes tentatively to put position and adjustment pendulum position.In order to improve the effect of adjustment pendulum position, the present embodiment is first obtained and has been completed
The treatment image data and the existing reference dose with reference to radiotherapy planning of the target object of the target object of preliminary pendulum position are believed
Breath.
Wherein, the treatment image data in the present embodiment can be the image data currently obtained, such as patient current
CT (Computed Tomography, abbreviation CT, the CT scan) image, PET-CT shot before interval procedure
(Positron Emission Tomography Computed Tomography, abbreviation PET-CT, positron emission emission computer
Tomoscan) clinical images or the various clinical such as image, MR (Magnetic Resonance, abbreviation MR, magnetic resonance) image
The blending image of image.
Wherein, it is existing with reference to radiotherapy planning be often referred to the generation of the reference image data based on target object for radiating
The radiotherapy planning for the treatment of, and the radiotherapy planning can be the radiotherapy planning having been carried out, be also possible to not yet be carried out puts
Treat plan.
Wherein, dosage information includes at least one in dosage distribution, dosage statistical information either dosage distribution characteristics,
Dosage statistical information can be such as DVH (Dose Volume Histogram, abbreviation DVH, dose volume histogram) etc.
Information, dosage distribution characteristics can be position of the maximum dose point on image, or the dose value between some section
Corresponding volume etc..
S102, compare treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset
Amount.
The present embodiment is by comparing treatment image data and the reference image data with reference to corresponding to radiotherapy planning with determination
Offset between the two, and using the offset as initial offset.Optionally, deviate method for determination of amount, can first by
Two kinds of image datas are registrated, and the result for being then based on registration compares the offset of the two；Two kinds of shadows can also be directly determined
Offset between the centers such as the target target area as data is also possible to other any can determine with reference to image data and treatment
The comparative approach of offset between image data, herein without limiting.Wherein, registration can use Rigid Registration method,
Non-rigid registration method can be used.
It is understood that the volume and shape of tumour can occur with the progress of radiotherapy or the passage of time
Variation, and then the location and shape of surrounding certain tissues, organ is made to change.But under normal conditions, human body is rigidly tied
Structure will not change, such as bone structure.And radiotherapy is usually using equal centers as reference position, therefore the present embodiment
In initial offset be preferably treatment image data after Rigid Registration and with reference in GTV (target target area) of image data etc.
The offset of the heart, and before carrying out Rigid Registration to treatment image data and with reference to image data, it needs to treatment image
Data carry out shape and distribution of the Target delineations to determine target target area, jeopardize organ.
Wherein, Target delineations can also be automatically performed by manually delineating by Target delineations device.
S103, determined the corresponding dosage information for the treatment of image data with dosage information as a comparison according to initial offset.
After initial offset determines, the equal centers of the GTV for the treatment of image data, Yi Jizhi are determined according to the initial offset
Treat the corresponding dosage information of image data, and by dosage information dosage information as a comparison.For example, image number can will be treated
Image data is referred to approach according to the mobile initial offset, is utilized based on the treatment image data after movement and refers to radiotherapy planning
Data calculate comparison dosage information.It should be noted that the present embodiment is not defined the calculation method of dosage information, as long as
The method that the dosage information for the treatment of image data can be calculated according to initial offset.
S104, target offset amount is determined according to comparison dosage information and reference dose information.
As shown in Fig. 2, following steps can be performed after comparison dosage information and reference dose information obtain:
S1041, the difference for making currently to compare dosage information and reference dose information is determined whether there is in first threshold
Offset, if then using the offset as target offset amount, if otherwise holding S1042.
After current comparison dosage information obtains, the difference between the current contrast medium amount information and reference dose information is determined
Whether value is in first threshold, if so, using current initial offset as target offset amount, if otherwise executing following steps
Suddenly.
S1042, determine whether the adjustment number of initial offset has reached default adjustment number, if otherwise executing S1043,
If so then execute step S1044.
In order to quickly determine target offset amount, the present embodiment is provided with default adjustment number, and makes initial offset
The adjustment number of amount is less than or equal to the default adjustment number.If current initial offset adjustment number has not been reached yet pre-
If adjusting number, then S1043 is executed, if current initial offset adjustment number has had reached default adjustment number,
Execute step S1044.
The current initial offset of S1043, adjustment is to update initial offset, and is based on updated initial offset
It determines the current comparison dosage information for the treatment of image data, and executes S1041.
S1044, it is determined according to all existing comparison dosage informations and reference dose information and recommends offset, wherein pushed away
The corresponding comparison dosage information of offset is recommended with the difference of reference dose information in second threshold, and second threshold is greater than first
Threshold value.
If the adjustment number of initial offset has had reached default adjustment number, illustrating can not be only by adjusting first
Beginning offset treats comparison dosage information corresponding to image data to adjust, so that comparison dosage information and reference dose information
Between difference in first threshold.First threshold is relaxed to second threshold by the present embodiment thus, is then determined whether there is
Comparison dosage information of the difference in second threshold between reference dose information, and will be corresponding to the comparison dosage information
Initial offset is as recommendation offset.
Preferably, the present embodiment generates the elder generation of time according to comparison dosage information during determining recommendation offset
Sequence afterwards successively determines the difference between comparison dosage information and reference dose information whether in second threshold, and by first
Initial offset corresponding to a comparison dosage information for meeting the condition is as displacement of targets.
Preferably, the present embodiment chooses comparison dosage information and reference dose is believed during determining recommendation offset
The smallest offset of difference between breath is exported as recommendation offset to user.User can decide whether receive in its sole discretion
The offset is to carry out subsequent operation.
Wherein, in relatively dosage information, preset dosimeter index can be used, commented for clinically used dosimeter
Valence index, for example the preset dose index of target area includes but is not limited to minimum dose, maximum dose, intermediate dosage, uniformity
Index, conformal degree index etc.；The preset dose index for jeopardizing organ is usually related with knub position, pre- by taking lung cancer as an example
If dosimeter index usually has the maximum dose of spinal cord, the V of oesophagus50And maximum dose, the V of heart20、V30、V30、V45、V60With
Mean dose, the V of normal lung5、V13、V20、V30And mean dose, V herexRefer to that certain normal tissue receives the irradiation of xGy dosage
The total normal volume of volume Zhan percentage.It should be noted that for the same V for jeopardizing organx, usually be used only one or
Whether two Vx indexs are feasible to evaluate radiotherapy planning, in actual use, can be configured as the case may be.
It after target offset amount determines, can be adjusted according to pendulum position of the target offset amount to target object, to complete
The final pendulum position of target object.
The technical solution of dosage guidance pendulum position device provided in an embodiment of the present invention, including processor, and the processor quilt
It is configured to obtain the treatment image data of target object and the existing reference dose with reference to radiotherapy planning of the target object is believed
Breath；Compare treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset；According to first
Beginning offset determines the corresponding dosage information for the treatment of image data with dosage information as a comparison；According to comparison dosage information and ginseng
It examines dosage information and determines target offset amount.Compared to the prior art, under the premise of not modifying with reference to radiotherapy planning, it is based on dosage
Information defines preferably pendulum position offset, not only universality with higher, but also helps to simplify the work of doctor and physics teacher
Make, and improves the accuracy of radiotherapy.
Embodiment two
The embodiment of the invention provides a kind of dosage monitoring devices, which includes processor, such as Fig. 3 institute
Show, which is configured as that following steps can be executed:
S201, the treatment image data for obtaining target object.
Wherein, the treatment image data in the present embodiment can be the image data currently obtained, such as patient current
(Computed Tomography, abbreviation CT, electronic computer tomography are swept by the CT that shoots before interval procedure, in treatment or after treatment
Retouch) image, PET-CT (Positron Emission Tomography Computed Tomography, abbreviation PET-CT, just
Electron emission computed tomography) the clinical figure such as image, MR (Magnetic Resonance, abbreviation MR, magnetic resonance) image
The blending image of picture or various clinical image.
The execution of the step can be triggered by user, can also be triggered by the generation of new treatment image data, for example, being
System automatic trigger step when detecting that target object has new treatment image number；It is also possible to system and is detecting target pair
Automatic trigger step when as newly having taken image data, the treatment image data obtained at this time are usually newest treatment image
Data.
S202, judge that the target object whether there is with reference to radiotherapy planning.
In order to improve the precision of radiotherapy, before radiation treatment it is generally necessary to carry out pendulum position to target object, and
Pendulum position generally includes tentatively to put position and adjustment pendulum position.In order to improve the effect of adjustment pendulum position, it will usually which acquisition has been completed preliminary
Put the treatment image data of the target object of position, it is generally the case that treatment image data can be stored in doctor as radiotherapy planning
In the information system of institute.Therefore after getting the treatment image data of target object, whether confirmation message system is stored with
The reference radiotherapy planning of the target object.
Wherein, it is existing with reference to radiotherapy planning be often referred to the generation of the reference image data based on target object for radiating
The radiotherapy planning for the treatment of, and the radiotherapy planning can be the radiotherapy planning having been carried out, be also possible to not yet be carried out puts
Treat plan.
S203, if so, reference image data corresponding to comparison reference radiotherapy planning and treatment image data carry out it is rigid
Property registration to obtain initial offset.
The present embodiment is by comparing treatment image data and the reference image data with reference to corresponding to radiotherapy planning with determination
Offset between the two, and using the offset as initial offset.Optionally, deviate method for determination of amount, can first by
Two kinds of image datas are registrated, and the result for being then based on registration compares the offset of the two, can also be directly according to two kinds of shadows
The distance between centers such as the target target area as data determine offset, are also possible to other any can determine with reference to image
The comparative approach of offset between data and treatment image data, herein without limiting.Wherein, registration can be matched using rigidity
Quasi- method or non-rigid registration method.
It is understood that the volume and shape of tumour can occur with the progress of radiotherapy or the passage of time
Variation, and then the location and shape of surrounding certain tissues, organ is made to change.But under normal conditions, human body is rigidly tied
Structure will not change, such as bone structure.And radiotherapy is usually using equal centers as reference position, therefore the present embodiment
In initial offset be preferably treatment image data after Rigid Registration and with reference in GTV (target target area) of image data etc.
The offset of the heart, and before carrying out Rigid Registration to treatment image data and with reference to image data, it needs to treatment image
Data carry out shape and distribution of the Target delineations to determine target target area, jeopardize organ.
Wherein, Target delineations can also be automatically performed by manually delineating by Target delineations device.
S204, determined the corresponding dosage information for the treatment of image data with dosage information as a comparison according to initial offset.
After initial offset determines, according to the equal centers for the GTV that the initial offset determines, and treats image data and control
Treat the corresponding dosage information of image data, and by dosage information dosage information as a comparison.For example, image number can will be treated
Image data is referred to approach according to the mobile initial offset, is utilized based on the treatment image data after movement and refers to radiotherapy planning
Data calculate comparison dosage information.It should be noted that the present embodiment is not defined the calculation method of dosage information, as long as
The method that the dosage information for the treatment of image data can be determined according to initial offset.
If S205, comparison dosage information with reference to the difference between the corresponding reference dose information of radiotherapy planning beyond the
Three threshold values, then export prompt information.
Calculate comparison dosage information and reference dose information between difference, if the difference in third threshold value, table
Bright this refers to radiotherapy planning and is acceptable radiotherapy planning, if the difference exceeds third threshold value, exports prompt information, informs
The preset dose index of user's radiotherapy planning exceeds threshold value.The difference is associated with to treatment image data simultaneously, and is stored
In information system.
Wherein, preset dose index is usually clinically used dosimeter evaluation index.The preset dose of target area refers to
Mark includes but is not limited to minimum dose, maximum dose, intermediate dosage, evenness index, conformal degree index etc.；Jeopardize the pre- of organ
If dosimeter index is usually related with knub position, by taking lung cancer as an example, preset dose index usually has the maximum agent of spinal cord
Amount, the V of oesophagus50And maximum dose, the V of heart20、V30、V30、V45、V60And mean dose, the V of normal lung5、V13、V20、V30With
Mean dose, V herexRefer to that certain normal tissue receives the percentage of the total normal volume of volume Zhan of xGy dosage irradiation.It needs
Illustrate, for the same V for jeopardizing organx, usually whether may be used using only one or two Vx index to evaluate radiotherapy planning
Row, in actual use, can be configured as the case may be.
Preferably, also radiotherapy planning is recommended in output to the present embodiment while exporting prompt information, while the recommendation being put
It treats plan to be associated with treatment image data, and is stored in information system.Wherein, which is based on treatment image number
According to formulation.
Preferably, the present embodiment also according to comparison dosage information and refers to radiotherapy planning pair before exporting prompt information
The reference dose information answered determines whether there is target offset amount, makes to compare dosage information reference corresponding with reference radiotherapy planning
Difference between dosage information is in first threshold.If there is the target offset amount, then show that modification radiotherapy meter can not be had to
It draws, only putting position by adjusting patient can reach expected radiotherapeutic effect, and preferably the target offset amount is also associated with to treatment at this time
Image data, and be stored in information system.Optionally, the first threshold is less than the third threshold value.
Compared to the prior art, the present embodiment is suitable for backstage after getting the treatment image data of target object, base
In treatment image data the case where being checked with reference to radiotherapy planning existing to the target object, and in comparison dosage information
Preset dose achievement data and surpass with reference to the difference of the preset dose achievement data of the corresponding reference dose information of radiotherapy planning
Out when third threshold value, prompt information is exported, obtains the treatment dynamic of target object in time convenient for doctor or physics teacher, it is especially different
Normal information.
Embodiment three
The embodiment of the invention provides a kind of radiotherapy systems, as shown in figure 4, the radiotherapy system includes therapeutic bed 301, processing
Device 302 and accelerator facility 303, the therapeutic bed 301 are used to carry the target object for completing preliminary pendulum position；Processor 302 is used for
Treatment image data and the target object for obtaining target object are existing with reference to radiotherapy planning；And compare treatment image
Data and the reference image data with reference to corresponding to radiotherapy planning are to obtain initial offset；And it is determined according to initial offset
Treat the corresponding dosage information of image data；And according to the corresponding dosage information for the treatment of image data and refer to radiotherapy planning pair
The dosage information answered determines target offset amount, and controls therapeutic bed movement according to target offset amount to complete target object most
Pendulum position eventually；Accelerator facility 303 is used to carry out radiotherapy to the target object for completing final pendulum position.
It should be noted that step performed by processor 302 is referring to described in previous embodiment, the present embodiment is not superfluous herein
It states.
Compared to the prior art, the present embodiment is determined under the premise of not modifying with reference to radiotherapy planning based on dosage information
Go out optimal pendulum position offset, not only universality with higher, but also helps to simplify the work of doctor and physics teacher, Yi Jiti
The accuracy of high radiotherapy.
The system further includes memory 304, input unit 305 and output device 306；Processor 302 in equipment is deposited
Reservoir 304, input unit 305 and output device 306 can be connected by bus or other modes, to pass through bus in Fig. 4
For connection.
Memory 304 is used as a kind of computer readable storage medium, can be used for storing software program, journey can be performed in computer
Sequence and module, software program, instruction and the module that processor 302 is stored in memory 304 by operation, thereby executing
The various function application and data processing of equipment.
Memory 304 can mainly include storing program area and storage data area, wherein storing program area can store operation system
Application program needed for system, at least one function；Storage data area, which can be stored, uses created data etc. according to terminal.This
Outside, memory 304 may include high-speed random access memory, can also include nonvolatile memory, for example, at least one
Disk memory, flush memory device or other non-volatile solid state memory parts.In some instances, memory 304 can be into one
Step includes the memory remotely located relative to processor 302, these remote memories can pass through network connection to equipment.On
The example for stating network includes but is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Input unit 305 can be used for receiving the number or character information of input, and generate with the user setting of equipment with
And the related key signals input of function control.
Output device 306 may include that display screen etc. shows equipment, for example, the display screen of user terminal.
Example IV
The embodiment of the present invention four provides a kind of storage medium comprising computer executable instructions, and the computer can be held
Row instruction by computer processor when being executed for executing following method, comprising:
Obtain the treatment image data and the existing reference dose with reference to radiotherapy planning of the target object of target object
Information；
Compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset
Amount；
Determine the corresponding dosage information of the treatment image data with the letter of dosage as a comparison according to the initial offset
Breath；
Target offset amount is determined according to the comparison dosage information and the reference dose information.
Certainly, a kind of storage medium comprising computer executable instructions, computer provided by the embodiment of the present invention
The method operation that executable instruction is not limited to the described above, can also be performed the relevant operation of any embodiment of that present invention.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to which by hardware realization, but in many cases, the former is more
Good embodiment.Based on this understanding, technical solution of the present invention substantially in other words contributes to the prior art
Part can be embodied in the form of software products, which can store in computer readable storage medium
In, floppy disk, read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random such as computer
Access Memory, abbreviation RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are used so that a calculating
Machine equipment (can be personal computer, server or the network equipment etc.) executes method described in each embodiment of the present invention.
Embodiment five
The embodiment of the present invention five provides a kind of storage medium comprising computer executable instructions, and the computer can be held
Row instruction by computer processor when being executed for executing following method, comprising:
Obtain the treatment image data of target object；
Judge that the target object whether there is with reference to radiotherapy planning；
If so, the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are initial to obtain
Offset；
Determine the corresponding dosage information for the treatment of image data with dosage information as a comparison according to the initial offset；
If the comparison dosage information and the difference with reference to the corresponding reference dose information of radiotherapy planning exceed third
Threshold value then exports prompt information.
Certainly, a kind of storage medium comprising computer executable instructions, computer provided by the embodiment of the present invention
The method operation that executable instruction is not limited to the described above, can also be performed the relevant operation of any embodiment of that present invention.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to which by hardware realization, but in many cases, the former is more
Good embodiment.Based on this understanding, technical solution of the present invention substantially in other words contributes to the prior art
Part can be embodied in the form of software products, which can store in computer readable storage medium
In, floppy disk, read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random such as computer
Access Memory, abbreviation RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are used so that a calculating
Machine equipment (can be personal computer, server or the network equipment etc.) executes method described in each embodiment of the present invention.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of dosage guidance pendulum position device characterized by comprising
Processor is configured to:
The treatment image data and the existing reference dose with reference to radiotherapy planning of the target object for obtaining target object are believed
Breath；
Compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset
Amount；
Determine the corresponding dosage information of the treatment image data with dosage information as a comparison according to the initial offset；
Target offset amount is determined according to the comparison dosage information and the reference dose information.
2. the apparatus according to claim 1, which is characterized in that described according to the comparison dosage information and described with reference to agent
Amount information determines target offset amount, comprising:
Determine the offset for making the difference of the comparison dosage information and the reference dose information in first threshold, and will be described
Offset is as target offset amount.
3. the apparatus according to claim 1, which is characterized in that described according to the comparison dosage information and described with reference to agent
Amount information determines target offset amount, comprising:
S1, determine whether there is make currently compare dosage information and the reference dose information difference it is inclined in first threshold
Shifting amount, if then using the offset as target offset amount, if otherwise executing S2；
S2, determine whether the adjustment number of initial offset has reached default adjustment number, if otherwise adjust it is current it is initial partially
Shifting amount is to update initial offset, and the current comparison dosage for the treatment of image data is determined based on updated initial offset
Information, and execute S1；If so then execute step S3；
S3, it is determined according to all existing comparison dosage informations and reference dose information and recommends offset, wherein is described to recommend partially
Shifting measures corresponding comparison dosage information with the difference of reference dose information in second threshold, and the second threshold is greater than described
First threshold.
4. device according to claim 1 to 3, which is characterized in that it is described according to the comparison dosage information with it is described
Reference dose information determines after target offset amount, further includes:
The final pendulum position of the target object is completed according to the target offset amount Mobile treatment table.
5. a kind of dosage monitoring device characterized by comprising
Processor is configured to:
Obtain the treatment image data of target object；
Judge that the target object whether there is with reference to radiotherapy planning；
If so, the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain just
Beginning offset；
Determine the corresponding dosage information for the treatment of image data with dosage information as a comparison according to the initial offset；
If the comparison dosage information and the difference with reference to the corresponding reference dose information of radiotherapy planning exceed third threshold value,
Then export prompt information.
6. device according to claim 5, which is characterized in that if the comparison dosage information is put with the reference
It treats and plans the difference of corresponding reference dose information and exceed third threshold value, then before exporting prompt information, further includes:
Target offset amount is determined according to comparison dosage information reference dose information corresponding with the reference radiotherapy planning,
In, the target offset amount makes comparison dosage information reference dose information corresponding with the reference radiotherapy planning first
In threshold value.
7. device according to claim 5 or 6, which is characterized in that while exporting prompt information, also output is recommended to put
Plan is treated, the recommendation radiotherapy planning is formulated based on the treatment image data.
8. a kind of radiotherapy system characterized by comprising
Therapeutic bed, for carrying the target object for completing preliminary pendulum position；
Processor, the treatment image data and the target object for obtaining the target object are existing with reference to radiotherapy meter
It draws；And the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain initially partially
Shifting amount；And the corresponding dosage information for the treatment of image data is determined according to the initial offset；And according to the treatment shadow
As the corresponding dosage information of data determines target offset amount with reference to the corresponding dosage information of radiotherapy planning with described, and according to institute
State the mobile final pendulum position to complete target object of target offset amount control therapeutic bed；
Accelerator facility, for carrying out radiotherapy to the target object for completing final pendulum position.
9. a kind of storage medium comprising computer executable instructions, which is characterized in that the computer executable instructions by
For executing following method when computer processor executes, comprising:
The treatment image data and the existing reference dose with reference to radiotherapy planning of the target object for obtaining target object are believed
Breath；
Compare the treatment image data and the reference image data with reference to corresponding to radiotherapy planning to obtain initial offset
Amount；
Determine the corresponding dosage information of the treatment image data with dosage information as a comparison according to the initial offset；
Target offset amount is determined according to the comparison dosage information and the reference dose information.
10. a kind of storage medium comprising computer executable instructions, which is characterized in that the computer executable instructions by
For executing following method when computer processor executes, comprising:
Obtain the treatment image data of target object；
Judge that the target object whether there is with reference to radiotherapy planning；
If so, the treatment image data and the reference image data with reference to corresponding to radiotherapy planning are to obtain just
Beginning offset；
Determine that the corresponding dosage information for the treatment of image data divides information with dosage as a comparison according to the initial offset；
If the comparison dosage information and the difference with reference to the corresponding reference dose information of radiotherapy planning exceed third threshold value,
Then export prompt information.
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