The content of the invention
The technical problems to be solved by the invention are that the scanning range for how making PET and CT is consistent, so as to later stage PET
The fusion of image and CT images.
In order to solve the above problems, according to an aspect of the invention, there is provided a kind of PET and CT scan interlock method,
Including:
It is determined that needing the PET scan operation and CT scan operation to link, the PET scan operation for needing to link and CT are swept
Retouching operation has same scanning range;
For the PET scan operation and CT scan operation for needing to link, relevant parameter corresponding to configuration;
If the PET scan operation or CT scan operate a side and change scanning range, joined by the corresponding association
Number searches the opposing party to be linked with it, and the scanning range information transfer after change is given to the opposing party of the linkage.
In one embodiment, relevant parameter corresponding to the configuration includes:Receive and match somebody with somebody from patterned parameter setting frame
Confidence ceases, and the configuration information is write in the scan protocols of the PET scan operation and CT scan operation.
In one embodiment, described the opposing party to be linked by the corresponding relevant parameter lookup with it includes:Really
Surely change the PET scan operation of scanning range or CT scan operates the relevant parameter of a side, it is determined that corresponding with the relevant parameter
Another relevant parameter, the opposing party for being linked with it is determined according to another described relevant parameter.
In one embodiment, the scanning range information transfer by after change includes to the opposing party of the linkage:
The scan protocols of the opposing party of the linkage are changed according to the scanning range information after change.
In one embodiment, in addition to:The scanning range information transmission is corresponding to the opposing party's scan operation
Plant control unit;The plant control unit moves image-forming assembly according to the scanning range information.
In one embodiment, the scanning range information is operated by the PET scan of change scanning range or CT scan is grasped
The plant control unit for making a side is supplied to master control set, passes to through master control set and is set corresponding to the opposing party's scan operation
Standby control device.
In one embodiment, the corresponding relevant parameter is identical and unique.
In one embodiment, the scanning range information includes:The size and location of scanning range, scanning start bit
Put, be scan end position, the axial visual field, one or more in reconstructed center position.
According to another aspect of the present invention, a kind of PET/CT scanning systems are additionally provided, including:
Master control set, it is the PET scan operation and CT scan to be linked for same scanning range, needs to be configured to be applied to
Relevant parameter corresponding to operative configuration, receives the PET scan operation or CT scan operates the scanning range information that a side changes,
The scanning range information transfer is given to the relevant parameter correlation of the PET scan operation or CT scan operation one side configuration
The opposing party;
The PET device control device being connected with the master control set, it is configured to be applied to transmit PET to the master control set
Scanning range information after scan operation change, the scanning range information of the master control set transmission is received, controls PET imaging groups
Part;
The PET image-forming assemblies being connected with the PET device control device;
The CT equipment control device being connected with the main control computer, it is configured to be applied to transmit CT to the master control set
Scanning range information after scan operation change, the scanning range information of the master control set transmission is received, controls CT imaging groups
Part;
The CT image-forming assemblies being connected with the CT equipment control device.
In one embodiment, the master control set is applied to receive for described from the parameter setting frame on display interface
The configuration information of relevant parameter.
In one embodiment, the relevant parameter is configured in scan protocols.
In one embodiment, the corresponding relevant parameter is identical and unique.
In one embodiment, the scanning range information includes:The size and location of scanning range, scanning start bit
Put, be scan end position, the axial visual field, one or more in reconstructed center position.
Compared with prior art, technical scheme has advantages below:
The present invention by for the PET scan for same scanning range and CT scan configuration corresponding to relevant parameter, establish
PET and CT corresponding relation have been played, by relevant parameter, PET and CT linkage has been realized, ensure that PET and CT scan scope
Synchronous change, so as to ensure that PET and CT uses identical scanning range, be easy to the fusion of later stage PET image and CT images.
Embodiment
Many details are elaborated in the following description in order to fully understand the present invention.But the present invention can be with
Much it is different from other manner described here to implement, those skilled in the art can be in the situation without prejudice to intension of the present invention
Under do similar popularization, therefore the present invention is not limited to the specific embodiments disclosed below.
Secondly, the present invention is described in detail using schematic diagram, when the embodiment of the present invention is described in detail, for purposes of illustration only, institute
It is example to state schematic diagram, and it should not limit the scope of protection of the invention herein.
In order to solve the technical problem in background technology, the invention provides a kind of PET and CT scan interlock method.Fig. 1
The flow chart of PET and the embodiment of CT scan interlock method one for the present invention.As shown in figure 1, present embodiment
Including:
Step S101 is performed, it is determined that needing the PET scan operation and CT scan operation to link, the PET for needing to link
Scan operation and CT scan operation have same scanning range.
Step S102 is performed, to need the PET scan operation and CT scan operation that link, relevant parameter corresponding to configuration.
Specifically, the relevant parameter can be operated in the PET scan and CT scan is operated in loaded scan protocols
Definition.Relevant parameter corresponding to the configuration can be by providing patterned parameter setting frame, from patterned parameter setting frame
Configuration information is received, the configuration information is write in the scan protocols of the PET scan operation and CT scan operation and realized.Institute
Patterned parameter setting frame is stated to may be provided on the user interface of the PET scan and/or CT scan.
Relevant parameter corresponding to described is identical and unique.The relevant parameter can be numerical value shape parameter.Such as:PET scan
Operation and CT scan operation need to first scan the chest of patient, then scan the belly of patient, then accordingly have 2 scanning ranges.For
First scanning range(Chest)PET scan operation and CT scan operative configuration identical relevant parameter, such as:1.Swept for second
Retouch scope(Belly)PET scan operation and CT scan operative configuration identical relevant parameter, such as:6.
It should be noted that relevant parameter can also be it except being configured to identical and unique numerical value corresponding to described
His corresponding relation, such as:It is definite value etc., the relevant parameter that relevant parameter, which has identical absolute value, relevant parameter sum,
Can be other types parameter, such as:Character shape parameter, the present invention are not specifically limited to this.
Step S103 is continued executing with, judges whether that PET or the sides of CT mono- change scanning range.If it is not, then terminate.If so,
Step S104 is then performed, the opposing party to be linked with it is searched by corresponding relevant parameter, by the scanning range information after change
It is transferred to the opposing party of linkage.
Specifically, described the opposing party to be linked by the corresponding relevant parameter lookup with it includes:Swept it is determined that changing
Retouch scope PET scan operation or CT scan operate a side relevant parameter, it is determined that it is corresponding with the relevant parameter another
Relevant parameter, it is determined that the opposing party of the linkage belonging to another described relevant parameter.The scanning range information by after change
Being transferred to the opposing party of the linkage includes:The scanning of the opposing party of the linkage is changed according to the scanning range information after change
Agreement.
Specifically, the scanning range information includes:The size and location of scanning range, scanning starting position, scanning knot
It is one or more in beam position, the axial visual field, reconstructed center position.
Further, in step S104, the opposing party to be linked with it is searched by corresponding relevant parameter, after change
After the opposing party of scanning range information transfer to linkage, it may also include:By the scanning range information transmission to described another
Plant control unit corresponding to square scan operation;The plant control unit moves image-forming assembly according to the scanning range information
(It is not shown).Specifically, the scanning range information is operated by the PET scan of change scanning range or CT scan operates a side's
Plant control unit is supplied to master control set, and equipment control dress corresponding to the opposing party's scan operation is passed to through master control set
Put.
The present invention is by configuring corresponding relevant parameter, by the PET scan operation for same scanning range and CT scan
Operation associates, if either one scanning range of PET or CT changes in scanning process, by the relevant parameter configured,
May be such that the opposing party changed in time after scanning range information, so as to ensure the synchronous change of PET and CT scan scope, really
Protect PET and CT and carry out image scanning using identical scanning range, it is same to facilitate the needs such as later image superposition, synchronization, fusion
The operating procedure of one scan scope.
Technical scheme is described further with specific embodiment below in conjunction with the accompanying drawings.
Fig. 2 is the PET of the present invention and the schematic diagram of CT scan interlock method first embodiment.With reference to figure 2, first embodiment
The chest 1 to patient and belly 2 carry out PET/CT scannings to middle needs respectively.Accordingly, it is determined that need link PET scan operation and
CT scan operation has 2, the respectively scan operation to chest 1 and the scan operation to belly 2.
Then, the PET scan to need to link is established with CT scan associates.With continued reference to Fig. 2, in PET/ in the present embodiment
The patterned parameter setting frame corresponding to each scanning range is provided with the user interface 5 of CT scan system, for be every
Individual scanning range configuration association parameter.Fig. 3 is the PET of the present invention and the user interface of CT scan interlock method first embodiment is shown
It is intended to.Fig. 4 is data structure diagram corresponding to first embodiment.With reference to reference to figure 3, Fig. 4, one shares 5 and sweeps in first embodiment
Retouch, wherein first scanning is positioning picture scanning, it is an independent scanning, it is not necessary to the linkage based on same scanning range,
Therefore without relevant parameter corresponding to configuration.Second scanning is the 3rd to the CT axial scans of the first scanning range chest 1
Scan as there is the PET scan of same scanning range with second scanning, it is necessary to be that the two corresponding associate of scanning configurations are joined
Number.4th is the CT axial scans to the second scanning range belly 2, and its scanning range is different from second, third scanning.The
Five scannings need also exist for corresponding to for the two scanning configurations to have the PET scan of same scanning range with the 4th scanning
Relevant parameter.The relevant parameter linkID for above-mentioned five scanning configurations is shown in Fig. 4 data structure diagrams.The first row is corresponding
First scanning, because it is an independent scanning, so its relevant parameter linkID and the relevant parameter of other scannings
LinkID is different.Second row, the third line correspond to second, third scanning, because they are sweeping with same scanning range
Retouch, therefore the relevant parameter linkID configured is identical numerical value 2.Corresponding 4th, the 5th scanning of fourth line, fifth line,
Because they are also the scanning with same scanning range, therefore the relevant parameter linkID configured is identical numerical value 3.Pin
To different scanning ranges, relevant parameter linkID is different.
Fig. 5 ~ Figure 10 is the PET of the present invention and each phase results schematic diagram of CT scan interlock method first embodiment.
In first embodiment, for the entitled CT1 of scan protocols of the CT scan of the first scanning range chest 1, for
The entitled PET1 of scan protocols of the PET scan of one scan scope chest 1.For the CT scan of the second scanning range belly 2
The entitled CT2 of scan protocols, for the entitled PET2 of scan protocols of the PET scan of the second scanning range belly 2.
PET/CT scannings start, and carry out PET/CT scannings to the first scanning range chest 1 first.PET system, which is loaded with, to be swept
Retouch agreement PET1.Meanwhile CT system is loaded with scan protocols CT1.Fig. 5 is shown to be carried out for the first scanning range chest 1
The initiating process of PET/CT scannings.As shown in figure 5, now CT1 and PET1 has identical scanning range.
In figure 6, the scanning range of CT scan is expanded by mouse drag(It is shown in dotted line).CT scan protocols
Relevant parameter linkID corresponding to CT1 is 2, so while CT changes scanning range, have found relevant parameter linkID and matches somebody with somebody
Put and be similarly PET scan corresponding to 2 scan protocols PET1, and the scanning range information after change is sent to scan protocols
PET scan corresponding to PET1.PET scan will change scan protocols PET1 according to the scanning range information after change.
Fig. 7 shows the process of corresponding PET adjust automatically scanning ranges.After mouse drag terminates, scan protocols
The scanning range information that CT is sent is passed to PET device control device by PET scan operation through master control set corresponding to PET1,
The image-forming assembly as corresponding to the control of PET device control device, scanning range is adjusted according to amended scanning range information, to protect
Hold and CT identical scanning ranges.
Then PET/CT scannings are carried out to the second scanning range belly 2.PET system is loaded with scan protocols PET2.Meanwhile
CT system is loaded with scan protocols CT2.Fig. 8 shows the starting that PET/CT scannings are carried out for the second scanning range belly 2
Journey.As shown in figure 8, now CT2 and PET2 has identical scanning range.
Fig. 9 shows the process of scanning range movement corresponding to CT scan operation.As shown in figure 9, moved by mouse drag
The scanning range of CT scan operation is moved(It is shown in dotted line).Relevant parameter linkID corresponding to CT scan protocols CT2 is 3,
So while CT changes scanning range, the scan protocols PET2 correspondences that relevant parameter linkID configurations are similarly 3 are have found
PET scan operation, and the scanning range information after change is sent to corresponding to scan protocols PET2 PET scan and operated.
Figure 10 shows the process of corresponding PET device adjust automatically scanning range.After mouse drag terminates, scanning association
The scanning range information that CT is sent is passed to PET device control device by PET scan corresponding to view PET2 through master control set, by
Image-forming assembly adjustment scanning range corresponding to the control of PET device control device, to keep and CT scan operation identical scanning model
Enclose.
After the completion of the PET/CT scannings of the second scanning range belly 2, the PET/CT ends of scan.
PET and CT for same scanning range are associated by the present invention by configuring corresponding relevant parameter so that
PET and CT can be scanned using identical scanning range.The PET image and CT images obtained is based on basically identical portion
Position, the imaging importing fusion in later stage of being more convenient for.
It should be noted that through the above description of the embodiments, those skilled in the art can be understood that
Part or all of to the present invention can be realized by general hardware platform necessary to software and combination.Based on such understanding,
The part that technical scheme substantially contributes to prior art in other words can be embodied in the form of software product
Out, the computer software product may include the one or more machine readable medias for being stored thereon with machine-executable instruction,
These instructions may be such that this when being performed by one or more machines such as computer, computer network or other electronic equipments
One or more machines perform operation according to an embodiment of the invention.Machine readable media may include, but be not limited to, floppy disk,
CD, CD-ROM(Compact-disc-read-only storage), magneto-optic disk, ROM(Read-only storage)、RAM(Random access memory)、
EPROM(Erasable Programmable Read Only Memory EPROM)、EEPROM(Electrically Erasable Read Only Memory), magnetic or optical card, sudden strain of a muscle
Deposit or suitable for store machine-executable instruction other kinds of medium/machine readable media.
The present invention can be used in numerous general or special purpose computing system environments or configuration.Such as:Personal computer, service
Device computer, handheld device or portable set, laptop device, multicomputer system, the system based on microprocessor, top set
Box, programmable consumer-elcetronics devices, network PC, minicom, mainframe computer including any of the above system or equipment
DCE etc..
The present invention can be described in the general context of computer executable instructions, such as program
Module.Usually, program module includes performing particular task or realizes routine, program, object, the group of particular abstract data type
Part, data structure etc..The application can also be put into practice in a distributed computing environment, in these DCEs, by
Task is performed and connected remote processing devices by communication network.In a distributed computing environment, program module can be with
In the local and remote computer-readable storage medium including storage device.
Present invention also offers a kind of PET/CT scanning means.The PET/CT scanning means first that Figure 11 is the present invention is implemented
The structural representation of example.As shown in figure 11, the present embodiment includes:
Master control set U01, it is the PET scan operation and CT to be linked for same scanning range, needs to be configured to be applied to
Relevant parameter corresponding to scan operation configuration, receives the PET scan operation or CT scan operates the scanning range that a side changes
Information, the scanning range information transfer is given into the PET scan operation or CT scan operates the relevant parameter of side configuration
Related the opposing party;
Specifically, master control set U01 is applied to receive for the relevant parameter from the parameter setting frame on display interface
Configuration information.Sweep parameter inputting interface is provided with the display interface of the master control set U01, in the sweep parameter
Formed with parameter setting frame in inputting interface, for configuring corresponding relevant parameter.The relevant parameter is configured at scan protocols
In.Relevant parameter corresponding to described is identical and unique.
PET device control device U02, it is configured to be applied to the scanning range after to master control set U01 transmission changing
Information, the scanning range information for receiving master control set U01 transmission, PET imaging groups are controlled according to the scanning range information
Part U04 motion scan scopes;The PET device control device U02 passes through gigabit Ethernet and the control being engaged and communication journey
Sequence, realization are connected with the master control set machine U01's.Specifically, the scanning range information includes:The size of scanning range and
It is one or more in position, scanning starting position, scan end position, the axial visual field, reconstructed center position.
PET image-forming assemblies U04;The PET image-forming assemblies U04 comprises at least PET frames;The PET image-forming assemblies U04 leads to
Cross gigabit Ethernet and the control being engaged and communication program, realization are connected with the PET device control device U02's.
CT equipment control device U03, it is configured to be applied to the scanning range letter after to master control set U01 transmission changing
Cease, receive the scanning range information of the master control set U01 transmission, CT image-forming assemblies are controlled according to the scanning range information
U05 motion scan scopes;The CT equipment control device U03 by gigabit Ethernet and the control being engaged and communication program,
Realization is electrically connected with the master control set U01's.
CT image-forming assemblies U05;The CT image-forming assemblies U05 is comprised at least:Sick bed, X-ray radiation machine, CT frames.The CT
Image-forming assembly U05 is realized with the CT equipment control device U03's by CAN and the control being engaged and communication program
It is connected.
The course of work of PET/CT scanning systems in the present embodiment is as follows:
It is to match somebody with somebody for same scanning range, the PET scan for needing to link operation and CT scan operation in master control set U01
Put corresponding relevant parameter.
PET device control device U02 controls PET image-forming assembly U04, scanning range information corresponding to acquisition.Meanwhile CT is set
Standby control device U03 control CT image-forming assembly U05, scanning range information corresponding to acquisition.The scanning range of the side of any of which one
When information changes, the scanning range information is supplied to master control set U01 by the plant control unit of the party.By master control
Device U01 is by configured relevant parameter, it is determined that the opposing party to link, by the scanning range information transfer to the opposing party's
Plant control unit.
After the scanning range information is received, image-forming assembly corresponding to control moves the plant control unit of the opposing party
Dynamic scanning range, to keep the synchronous of scanning range to change.
On the specific linked manner in the course of work of the PET/CT scanning systems of the present embodiment, referring also to above-mentioned
Being specifically described for PET and CT scan interlock method relevant portion, will not be repeated here.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Any simple modifications, equivalents, and modifications made to above example of technical spirit, belong to technical solution of the present invention
Protection domain.