CN107845097A - A kind of lower-limb deep veins thrombus MR imaging method and device - Google Patents
A kind of lower-limb deep veins thrombus MR imaging method and device Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
- G06T2207/10088—Magnetic resonance imaging [MRI]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30004—Biomedical image processing
- G06T2207/30101—Blood vessel; Artery; Vein; Vascular
Abstract
The invention discloses a kind of lower-limb deep veins thrombus MR imaging method and device, its method comprises the following steps：S1：Get out lower-limb deep veins thrombus MR imaging apparatus, and lower-limb deep veins thrombus MR imaging apparatus includes main control module, synchronization module, time delay module, the first acquisition module, the second acquisition module, automatic identification module, Auto-matching module, transfers module, memory module, automatically analyzes module, pretreatment module and image-forming module, pretreatment module is internally provided with parameter input module and parameter setting module.The first acquisition module in the present invention is acquired to the Skin Cell of human body and evaluates the age of human body, the parameter value for the corresponding age bracket being then in inside memory module is sent automatically on parameter setting module, the parameter value of inside is arranged to the parameter value received by final parameter setting module, and then the parameter in pretreatment module is realized and automatically adjusted.
Description
Technical field
The present invention relates to lower-limb deep veins thrombus mr imaging technique field, more particularly to a kind of lower-limb deep veins thrombus
MR imaging method and device.
Background technology
At present, the image technology available for lower-limb deep veins thrombus inspection mainly has intravenous angiography, ultrasound, CT and magnetic
The class of resonance image-forming etc. four, this four classes method respectively have quality, for example intravenous angiography can with the presence or absence of accurate judgement thrombus and
Its distribution, but this method is invasive inspection, is only used in interventional procedure；Although ultrasound has non-invasive, inspection
The advantages such as convenient and simple and expense is cheap, but the excessive gimmick and experience for relying on doctor are looked into, and the technology only can determine that thrombus
Distribution, it is impossible to judge thrombus bolt age；CT is higher to DVT susceptibility and specificity, but patient receives the radiation agent of x-ray
Amount is big, the less clinical examination for DVT；In this four classes method, magnetic resonance is because of its good soft tissue contrast, multi-parameter
Scanning, the full visual field are imaged and without numerous advantages such as any radiation injury, are gradually applied to DVT clinical examinations, under existing
Limb DVT MR imaging apparatus includes acquisition module, pretreatment module and image-forming module, due in pretreatment module
The parameter value in portion is all that staff is set manually according to the age of patient so that lower-limb deep veins thrombus magnetic resonance
The automaticity bottom of imaging device, therefore propose a kind of lower-limb deep veins thrombus MR imaging method and device.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of lower-limb deep veins thrombus magnetic resonance imaging side
Method and device.
A kind of lower-limb deep veins thrombus MR imaging method proposed by the present invention, comprises the following steps：
S1：Get out lower-limb deep veins thrombus MR imaging apparatus, and lower-limb deep veins thrombus MR imaging apparatus
Including main control module, synchronization module, time delay module, the first acquisition module, the second acquisition module, automatic identification module, automatic
With module, transfer module, memory module, automatically analyze module, pretreatment module and image-forming module, the inside of pretreatment module is set
Parameter input module and parameter setting module are equipped with, and the storage inside of memory module has the parameter corresponding to all age group
Value；
S2：Staff is started by the main control module described in S1 and synchronization module to the first acquisition module,
Now time delay module is also started up, and the first acquisition module starts to be acquired the Skin Cell of human body, then the first collection mould
Root tuber is assessed the age of human body according to the Skin Cell of human body, and last first acquisition module is by the result of assessment with signal
Form be sent on main control module；
S3：Signal transmitted by first acquisition module is sent in automatic identification module by the main control module described in S2,
Signal transmitted by main control module is identified automatic identification module, and then the result of identification is sent to by automatic identification module
Auto-matching module；
S4：Auto-matching module described in S3 matches the corresponding age to the result transmitted by automatic identification module
Section, then corresponding age segment information is sent on main control module by Auto-matching module, and main control module is according to Auto-matching mould
The age segment information that block is sent is exchanged modulus block and is controlled；
S5：Module of transferring described in S4 is transferred to the parameter value inside memory module, and then transferring module will be from
The parameter value that memory module is transferred, which is sent to, to be automatically analyzed in module, is automatically analyzed module and is sent to the parameter value received
FPDP corresponding to parameter input module, automatically analyze module and parameter setting module is sent to by parameter input module
In, the parameter of inside is arranged to the parameter value transmitted by parameter input module by final parameter setting module；
S6：After delay terminates, the second acquisition module is activated time delay module described in S2, and the second acquisition module is to people
The deep veins of lower limb blood flow signal of body is acquired, and then the second acquisition module believes the deep veins of lower limb blood flow of the human body of collection
Number it is sent in pretreatment module, pretreatment module presses down to the deep veins of lower limb blood flow signal transmitted by the second acquisition module
Make and retain the vascular wall and embolic signal of the deep veins of lower limb, obtain the preprocessed signal of deep veins of lower limb, last pre- place
Preprocessed signal is sent to image-forming module by reason signal, image-forming module according to the preprocessed signal progress that pretreatment module is sent into
Picture.
The invention also provides a kind of lower-limb deep veins thrombus MR imaging apparatus, including main control module and pretreatment mould
Block, the first output end of the main control module are electrically connected with the input of synchronization module, the first output end electricity of synchronization module
Property be connected with the control terminal of the first acquisition module, the output end of the first acquisition module is electrically connected with the first input of main control module
End, the second output end of main control module are electrically connected with the input of automatic identification module, and the output end of automatic identification module
It is electrically connected with the input of Auto-matching module, it is second defeated to be electrically connected with main control module for the output end of Auto-matching module
Enter end, the 3rd output end of main control module is electrically connected with the control terminal for transferring module, and the input for transferring module is electrically connected with
There is memory module, and the output end for transferring module is electrically connected with the input for automatically analyzing module, automatically analyzes the defeated of module
Go out the input that end is electrically connected with parameter input module, parameter input module is arranged on the inside of pretreatment module, and parameter
The output end of input module is electrically connected with the input of parameter setting module, and the input of pretreatment module is electrically connected with
The output end of two acquisition modules, and the control terminal of the second acquisition module is electrically connected with the output end of time delay module, time delay module
Input be electrically connected with the second input of synchronization module, the output end of pretreatment module is electrically connected with image-forming module.
Preferably, first acquisition module is used to be acquired the Skin Cell of human body, then the first acquisition module
The age of human body is assessed according to the Skin Cell of human body, last first acquisition module is by the result of assessment with signal
Form is sent on main control module.
Preferably, the main control module is used to receive the signal transmitted by the first acquisition module, and then main control module is by the
Signal transmitted by one acquisition module is sent in automatic identification module.
Preferably, the automatic identification module is used to the signal transmitted by main control module be identified, and automatic identification
The result of identification is sent in Auto-matching module by module.
Preferably, the Auto-matching module is used to receive the result transmitted by automatic identification module, then Auto-matching
Result transmitted by automatic identification module is matched corresponding age bracket by module, and last Auto-matching module is by the corresponding age
Segment information is exchanged modulus block by main control module and is controlled.
Preferably, the storage inside of the memory module has the parameter value corresponding to all age group.
Preferably, the age segment information for transferring module according to transmitted by Auto-matching module to memory module inside
Parameter value is transferred, and is then transferred module and is sent to the parameter value transferred from memory module and automatically analyzes in module, from
The parameter value received is sent to FPDP corresponding to parameter input module by dynamic analysis module, and passes through parameter input module
It is sent in parameter setting module, then parameter setting module is used to the parameter of inside being arranged to transmitted by parameter input module
Parameter value.
Preferably, second acquisition module is internally provided with sequential parameter self-adjustment module, the second acquisition module
For being acquired to the deep veins of lower limb blood flow signal of human body, then the second acquisition module is deeply quiet by the lower limb of the human body of collection
Arteries and veins blood flow signal is sent in pretreatment module, and pretreatment module is used for the deep veins of lower limb blood transmitted by the second acquisition module
Stream signal is suppressed and retains the vascular wall and embolic signal of the deep veins of lower limb, obtains the pretreatment letter of deep veins of lower limb
Number, preprocessed signal is sent to image-forming module by last preprocessed signal.
Preferably, the image-forming module is used to receive the preprocessed signal transmitted by pretreatment module, and image-forming module root
The preprocessed signal that Data preprocess module is sent is imaged.
Beneficial effects of the present invention：By main control module, synchronization module, the first acquisition module, automatic identification module, automatic
Matching module, module and memory module are transferred, the first acquisition module is acquired to the Skin Cell of human body and evaluates human body
Age, transfer module under the control of main control module, automatically can be sent to the parameter value of the age bracket corresponding to human body
Automatically analyze in module, be engaged by automatically analyzing module, parameter input module and parameter setting module, parameter setting module
The parameter of inside is arranged to the parameter value transmitted by propelling chalk module so that parameter value realizes corresponding to pretreatment module
Automation is adjusted, and the first acquisition module in the present invention is acquired to the Skin Cell of human body and evaluates the age of human body,
The parameter value for the corresponding age bracket being then in inside memory module is sent automatically on parameter setting module, final parameter setting
The parameter value of inside is arranged to the parameter value received by module, and then the parameter in pretreatment module is realized and automatically adjusted.
Brief description of the drawings
Fig. 1 is a kind of fundamental diagram of lower-limb deep veins thrombus MR imaging apparatus proposed by the present invention；
Fig. 2 is the knot of the second acquisition module in a kind of lower-limb deep veins thrombus MR imaging apparatus proposed by the present invention
Structure schematic diagram；
Fig. 3 is that the structure of pretreatment module in a kind of lower-limb deep veins thrombus MR imaging apparatus proposed by the present invention is shown
It is intended to.
Embodiment
The present invention is made with reference to specific embodiment further to explain.
Embodiment
With reference to figure 1-3, a kind of lower-limb deep veins thrombus MR imaging method, including following step are proposed in the present embodiment
Suddenly：
S1：Get out lower-limb deep veins thrombus MR imaging apparatus, and lower-limb deep veins thrombus MR imaging apparatus
Including main control module, synchronization module, time delay module, the first acquisition module, the second acquisition module, automatic identification module, automatic
With module, transfer module, memory module, automatically analyze module, pretreatment module and image-forming module, the inside of pretreatment module is set
Parameter input module and parameter setting module are equipped with, and the storage inside of memory module has the parameter corresponding to all age group
Value；
S2：Staff is started by the main control module described in S1 and synchronization module to the first acquisition module,
Now time delay module is also started up, and the first acquisition module starts to be acquired the Skin Cell of human body, then the first collection mould
Root tuber is assessed the age of human body according to the Skin Cell of human body, and last first acquisition module is by the result of assessment with signal
Form be sent on main control module；
S3：Signal transmitted by first acquisition module is sent in automatic identification module by the main control module described in S2,
Signal transmitted by main control module is identified automatic identification module, and then the result of identification is sent to by automatic identification module
Auto-matching module；
S4：Auto-matching module described in S3 matches the corresponding age to the result transmitted by automatic identification module
Section, then corresponding age segment information is sent on main control module by Auto-matching module, and main control module is according to Auto-matching mould
The age segment information that block is sent is exchanged modulus block and is controlled；
S5：Module of transferring described in S4 is transferred to the parameter value inside memory module, and then transferring module will be from
The parameter value that memory module is transferred, which is sent to, to be automatically analyzed in module, is automatically analyzed module and is sent to the parameter value received
FPDP corresponding to parameter input module, automatically analyze module and parameter setting module is sent to by parameter input module
In, the parameter of inside is arranged to the parameter value transmitted by parameter input module by final parameter setting module；
S6：After delay terminates, the second acquisition module is activated time delay module described in S2, and the second acquisition module is to people
The deep veins of lower limb blood flow signal of body is acquired, and then the second acquisition module believes the deep veins of lower limb blood flow of the human body of collection
Number it is sent in pretreatment module, pretreatment module presses down to the deep veins of lower limb blood flow signal transmitted by the second acquisition module
Make and retain the vascular wall and embolic signal of the deep veins of lower limb, obtain the preprocessed signal of deep veins of lower limb, last pre- place
Preprocessed signal is sent to image-forming module by reason signal, image-forming module according to the preprocessed signal progress that pretreatment module is sent into
Picture.
A kind of lower-limb deep veins thrombus MR imaging apparatus, including main control module and pre- place are also proposed in the present embodiment
Module is managed, the first output end of main control module is electrically connected with the input of synchronization module, the first output end electricity of synchronization module
Property be connected with the control terminal of the first acquisition module, the output end of the first acquisition module is electrically connected with the first input of main control module
End, the second output end of main control module are electrically connected with the input of automatic identification module, and the output end of automatic identification module
It is electrically connected with the input of Auto-matching module, it is second defeated to be electrically connected with main control module for the output end of Auto-matching module
Enter end, the 3rd output end of main control module is electrically connected with the control terminal for transferring module, and the input for transferring module is electrically connected with
There is memory module, and the output end for transferring module is electrically connected with the input for automatically analyzing module, automatically analyzes the defeated of module
Go out the input that end is electrically connected with parameter input module, parameter input module is arranged on the inside of pretreatment module, and parameter
The output end of input module is electrically connected with the input of parameter setting module, and the input of pretreatment module is electrically connected with
The output end of two acquisition modules, and the control terminal of the second acquisition module is electrically connected with the output end of time delay module, time delay module
Input be electrically connected with the second input of synchronization module, the output end of pretreatment module is electrically connected with image-forming module,
By main control module, synchronization module, the first acquisition module, automatic identification module, Auto-matching module, transfer module and storage mould
Block, the first acquisition module are acquired to the Skin Cell of human body and evaluate the age of human body, transfer module in main control module
Control under, the parameter value of the age bracket corresponding to human body can be sent to automatically and automatically analyzed in module, by dividing automatically
Analysis module, parameter input module and parameter setting module are engaged, and the parameter of inside is arranged to automatic powder by parameter setting module
Parameter value transmitted by pen module so that parameter value corresponding to pretreatment module realizes automation regulation, and the in the present invention
One acquisition module is acquired to the Skin Cell of human body and evaluates the age of human body, pair being then in inside memory module
The parameter value of age bracket is answered to be sent automatically on parameter setting module, the parameter value of inside is arranged to by final parameter setting module
The parameter value received, and then the parameter in pretreatment module is realized and automatically adjusted.
In the present embodiment, the first acquisition module is used to be acquired the Skin Cell of human body, then the first acquisition module
The age of human body is assessed according to the Skin Cell of human body, last first acquisition module is by the result of assessment with signal
Form is sent on main control module, and main control module is used to receive the signal transmitted by the first acquisition module, and then main control module will
Signal transmitted by first acquisition module is sent in automatic identification module, and automatic identification module is used for transmitted by main control module
Signal be identified, and the result of identification is sent in Auto-matching module by automatic identification module, and Auto-matching module is used
In receiving the result transmitted by automatic identification module, then Auto-matching module matches the result transmitted by automatic identification module
Go out corresponding age bracket, corresponding age segment information is exchanged modulus block by main control module and controlled by last Auto-matching module
System, the storage inside of memory module have the parameter value corresponding to all age group, transfer module and sent out according to Auto-matching module
The age segment information sent transferred to the parameter value inside memory module, and then transferring module will be transferred from memory module
Parameter value, which is sent to, to be automatically analyzed in module, automatically analyzes module and the parameter value received is sent into parameter input module correspondingly
FPDP, and be sent to by parameter input module in parameter setting module, then parameter setting module is used for inside
Parameter be arranged to parameter value transmitted by parameter input module, the sequential parameter that is internally provided with of the second acquisition module is adjusted automatically
Module is saved, the second acquisition module is used to be acquired the deep veins of lower limb blood flow signal of human body, and then the second acquisition module will
The deep veins of lower limb blood flow signal of the human body of collection is sent in pretreatment module, and pretreatment module is used for the second acquisition module
Transmitted deep veins of lower limb blood flow signal is suppressed and retains the vascular wall and embolic signal of the deep veins of lower limb, is obtained
Preprocessed signal is sent to image-forming module by the preprocessed signal of deep veins of lower limb, last preprocessed signal, and image-forming module is used for
The preprocessed signal transmitted by pretreatment module is received, and the preprocessed signal that image-forming module is sent according to pretreatment module is carried out
Imaging, by main control module, synchronization module, the first acquisition module, automatic identification module, Auto-matching module, transfer module and
Memory module, the first acquisition module are acquired to the Skin Cell of human body and evaluate the age of human body, transfer module in master
Under the control for controlling module, the parameter value of the age bracket corresponding to human body can be sent to automatically and automatically analyzed in module, passed through
Automatically analyze module, parameter input module and parameter setting module to be engaged, the parameter of inside is arranged to by parameter setting module
Parameter value transmitted by propelling chalk module so that parameter value corresponding to pretreatment module realizes automation regulation, the present invention
In the first acquisition module the Skin Cell of human body is acquired and evaluates the age of human body, be then in memory module
The parameter value of the corresponding age bracket in portion is sent automatically on parameter setting module, final parameter setting module by inside parameter value
The parameter value received is arranged to, and then the parameter in pretreatment module is realized and automatically adjusted.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (10)
1. a kind of lower-limb deep veins thrombus MR imaging method, it is characterised in that comprise the following steps：
S1：Lower-limb deep veins thrombus MR imaging apparatus is got out, and lower-limb deep veins thrombus MR imaging apparatus includes
Main control module, synchronization module, time delay module, the first acquisition module, the second acquisition module, automatic identification module, Auto-matching mould
Block, transfer module, memory module, automatically analyze module, pretreatment module and image-forming module, pretreatment module is internally provided with
Parameter input module and parameter setting module, and the storage inside of memory module has the parameter value corresponding to all age group；
S2：Staff is started by the main control module described in S1 and synchronization module to the first acquisition module, now
Time delay module is also started up, and the first acquisition module starts to be acquired the Skin Cell of human body, then the first acquisition module root
The age of human body is assessed according to the Skin Cell of human body, last first acquisition module is by the result of assessment with the shape of signal
Formula is sent on main control module；
S3：Signal transmitted by first acquisition module is sent in automatic identification module by the main control module described in S2, automatically
Signal transmitted by main control module is identified identification module, and then the result of identification is sent to automatically by automatic identification module
Matching module；
S4：Auto-matching module described in S3 matches corresponding age bracket to the result transmitted by automatic identification module, so
Corresponding age segment information is sent on main control module by Auto-matching module afterwards, and main control module is sent according to Auto-matching module
Age segment information exchange modulus block and be controlled；
S5：Module of transferring described in S4 is transferred to the parameter value inside memory module, and then transferring module will be from storage
The parameter value that module is transferred, which is sent to, to be automatically analyzed in module, automatically analyzes module and the parameter value received is sent into parameter
FPDP corresponding to input module, automatically analyze module and be sent to by parameter input module in parameter setting module, most
The parameter of inside is arranged to the parameter value transmitted by parameter input module by parameter setting module afterwards；
S6：After delay terminates, the second acquisition module is activated time delay module described in S2, and the second acquisition module is to human body
Deep veins of lower limb blood flow signal is acquired, and then the second acquisition module sends out the deep veins of lower limb blood flow signal of the human body of collection
It is sent in pretreatment module, pretreatment module is suppressed simultaneously to the deep veins of lower limb blood flow signal transmitted by the second acquisition module
Retain the vascular wall and embolic signal of the deep veins of lower limb, obtain the preprocessed signal of deep veins of lower limb, finally pretreatment letter
Number preprocessed signal is sent to image-forming module, the preprocessed signal that image-forming module is sent according to pretreatment module is imaged.
2. a kind of lower-limb deep veins thrombus MR imaging apparatus, including main control module and pretreatment module, it is characterised in that institute
The first output end for stating main control module is electrically connected with the input of synchronization module, and the first output end of synchronization module is electrically connected with
There is the control terminal of the first acquisition module, the output end of the first acquisition module is electrically connected with the first input end of main control module, main
Second output end of control module is electrically connected with the input of automatic identification module, and the output end of automatic identification module electrically connects
The input of Auto-matching module is connected to, the output end of Auto-matching module is electrically connected with the second input of main control module,
3rd output end of main control module is electrically connected with the control terminal for transferring module, and the input for transferring module is electrically connected with storage
Module, and the output end for transferring module is electrically connected with the input for automatically analyzing module, automatically analyzes the output end electricity of module
Property be connected with the input of parameter input module, parameter input module is arranged on the inside of pretreatment module, and parameter input mould
The output end of block is electrically connected with the input of parameter setting module, and the input of pretreatment module is electrically connected with the second collection
The output end of module, and the control terminal of the second acquisition module is electrically connected with the output end of time delay module, the input of time delay module
End is electrically connected with the second input of synchronization module, and the output end of pretreatment module is electrically connected with image-forming module.
3. a kind of lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that described first
Acquisition module is used to be acquired the Skin Cell of human body, then the first acquisition module according to the Skin Cell of human body come to people
The age of body is assessed, and the result of assessment is sent on main control module by last first acquisition module in the form of a signal.
A kind of 4. lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that the master control
Module is used to receive the signal transmitted by the first acquisition module, and then main control module sends out the signal transmitted by the first acquisition module
It is sent in automatic identification module.
5. a kind of lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that described automatic
Identification module is used to the signal transmitted by main control module be identified, and the result of identification is sent to certainly by automatic identification module
On dynamic matching module.
6. a kind of lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that described automatic
Matching module is used to receive the result transmitted by automatic identification module, and then Auto-matching module is by transmitted by automatic identification module
Result match corresponding age bracket, last Auto-matching module is by corresponding age segment information by main control module to transferring
Module is controlled.
A kind of 7. lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that the storage
The storage inside of module has the parameter value corresponding to all age group.
8. a kind of lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that described to transfer
Age segment information of the module according to transmitted by Auto-matching module is transferred to the parameter value inside memory module, is then transferred
The parameter value transferred from memory module is sent to and automatically analyzed in module by module, automatically analyzes the parameter that module will receive
Value is sent to FPDP corresponding to parameter input module, and is sent to by parameter input module in parameter setting module, so
Parameter setting module is used to for the parameter of inside to be arranged to the parameter value transmitted by parameter input module afterwards.
9. a kind of lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that described second
Acquisition module is internally provided with sequential parameter self-adjustment module, and the second acquisition module is used for the deep veins of lower limb blood to human body
Stream signal is acquired, and then the deep veins of lower limb blood flow signal of the human body of collection is sent to pretreatment mould by the second acquisition module
In block, pretreatment module is described for being suppressed to the deep veins of lower limb blood flow signal transmitted by the second acquisition module and being retained
The vascular wall and embolic signal of deep veins of lower limb, obtain the preprocessed signal of deep veins of lower limb, and last preprocessed signal will be located in advance
Reason signal is sent to image-forming module.
A kind of 10. lower-limb deep veins thrombus MR imaging apparatus according to claim 2, it is characterised in that it is described into
Preprocessed signal as transmitted by module is used to receiving pretreatment module, and the pre- place that image-forming module is sent according to pretreatment module
Reason signal is imaged.
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| US20020087066A1 (en) * | 2000-11-09 | 2002-07-04 | Marion Hellinger | Method for generating magnetic resonance images |
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