CN109276248A - Self-oscillate position method and Medical Imaging System for Medical Imaging System - Google Patents
Self-oscillate position method and Medical Imaging System for Medical Imaging System Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000002059 diagnostic imaging Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims description 31
- 238000004891 communication Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 description 10
- 238000002591 computed tomography Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000003325 tomography Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
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- 210000001015 abdomen Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0487—Motor-assisted positioning
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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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
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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
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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
- A61N2005/1092—Details
- A61N2005/1097—Means for immobilizing the patient
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Abstract
The invention discloses a kind of self-oscillate position methods and Medical Imaging System for Medical Imaging System.The Medical Imaging System includes scanning means, and the table being axially moved along the scan aperture of scanning means, and above the table and/or the filming apparatus of side, the filming apparatus includes infrared detection device, this method comprises: obtaining the infrared emanation image of subject when table is in current location；The position at the position to be scanned of the subject is determined according to the infrared emanation image；Mobile table makes the position to be scanned of the subject reach target position or in the target position set distance range.It solves the problems, such as that the efficiency of the pendulum position method of the prior art is lower, has reached the technical effect for improving pendulum position efficiency.
Description
Technical field
The present embodiments relate to Medical Devices technology more particularly to a kind of self-oscillate position sides for Medical Imaging System
Method and Medical Imaging System.
Background technique
Modern medicine imaging technique mainly includes x-ray imaging (X-ray Radiography, abbreviation XR), and computer is disconnected
Layer imaging (Computed Tomography, abbreviation CT), magnetic resonance tomography (Magnetic Resonance, abbreviation MR),
Positron emission computerized tomography (Positron Emission Tomography-Computed Tomography, letter
Claim PET-CT) and newest positron emission magnetic resonance tomography (abbreviation PET-MR)；And accelerator treatment
(Radiation Therapy, abbreviation RT) is one of modern oncotherapy technology.
It is specific in CT, MR, PET-CT or PET-MR system on human body in order to accurately determine body scans range
Before organ is scanned, it is necessary first to obtain locating plate (topogramm) by positioning scanning, then be marked on locating plate
Human body needs the accurate scan table position scanned, and scanning system carries out imaging according to the accurate scan table position marked and sweeps
It retouches.Confirmation patient lies in table and mobile table is known as to the process that scanning center (reference position) carries out locating plate scanning
Put position.Artificial pendulum position method is generallyd use at present, is comprised the following processes: after operator confirms that patient lies in table, being moved
Dynamic table enters the scan vision of rack, and the accurate table position that adjusts makes the starting that scanned position is needed on laser lamp and human body
Then aligned in position controls again and the parameters such as scanning distance acquisition locating plate is arranged on computer.Similarly, in RT system, at present
Be also required to operator subject is put in therapeutic bed position it is good after implement treatment.
Due to aforementioned artificial pendulum position method, generally require to adjust table repeatedly when with laser positioning body scans position,
It needs to take a long time.It is prolonged to put position it is easier that operation if patient first injects radioactive substance, then carries out pendulum position
Radiation of the personnel by subject's internal radionuclide.Moreover, the longer pendulum position time also reduces the service efficiency of equipment,
Increase the working strength of operator.
In conclusion the efficiency of the pendulum position method of the prior art is lower, it is necessary to provide a kind of quick and easy pendulum position side
Method.
Summary of the invention
The present invention provides a kind of self-oscillate position methods and Medical Imaging System for Medical Imaging System, for solving
The lower problem of the pendulum position efficiency of existing pendulum position method, puts position efficiency to improve.
In a first aspect, the embodiment of the invention provides a kind of self-oscillate position method for Medical Imaging System, the doctor
Learning image system includes scanning means, and the table being axially moved along the scan aperture of scanning means, and is set to the bed
The filming apparatus of platform top and/or side, the filming apparatus includes infrared detection device, which comprises
Obtain the infrared emanation image of subject when table is in current location；
The position at the position to be scanned of the subject is determined according to the infrared emanation image；
Mobile table makes the position to be scanned of the subject reach target position or apart from the target position
In set distance range.
Second aspect, the embodiment of the invention also provides a kind of Medical Imaging System, including scanning means, and along described
The table that the scan aperture of scanning means is axially moved, further includes:
Above the table and/or the filming apparatus of side, the filming apparatus include infrared detection device, are used for
Obtain the infrared emanation image of subject；
Control device, the control device and the filming apparatus communication connection, for according to the infrared of the subject
Heat radiation images control table movement, and the position to be scanned of the subject is made to be moved to target position or apart from the target position
In the set distance range set.
Provided by the present invention for the technical solution of the self-oscillate position method of Medical Imaging System, Medical Imaging System includes
Scanning means, and the table being axially moved along the scan aperture of scanning means, and above table and/or the bat of side
Device is taken the photograph, filming apparatus includes infrared detection device, and this method includes the infrared of subject when acquisition table is in current location
Heat radiation images；The position at the position to be scanned of subject is determined according to infrared emanation image；Mobile table makes subject's
Position to be scanned reaches in target position or distance objective position set distance range.Laser infrared line mesh is based on relative to technician
Pendulum position is surveyed, determines that pendulum position position has higher accuracy by image, and simpler quick, substantially increases pendulum position
Efficiency.
Detailed description of the invention
Fig. 1 is the flow chart of the self-oscillate position method provided in an embodiment of the present invention for Medical Imaging System；
Fig. 2 is the schematic diagram of Medical Imaging System provided in an embodiment of the present invention；
Fig. 3 is the another schematic diagram of Medical Imaging System provided in an embodiment of the present invention；
Fig. 4 is gray scale provided in an embodiment of the present invention infrared emanation image schematic diagram adjusted.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
State that the specific embodiments are only for explaining the present invention, rather than limitation of the invention.It also should be noted that for the ease of
It describes, only the parts related to the present invention are shown rather than entire infrastructure in attached drawing.
Embodiment one
Fig. 1 is the flow chart for the self-oscillate position method for Medical Imaging System that the embodiment of the present invention one provides.This reality
The technical solution for applying example is suitable for self-oscillate position of the Medical Imaging System before image scan.As shown in Figures 2 and 3, the medicine
Image system includes table 201, scanning means 202, and connects the control device 203 of table 201 and scanning means 202, with
And above table 201 and/or the filming apparatus 101 of side, filming apparatus 101 are fixedly arranged on the top of image scan room, and
Including infrared detection device, this method specifically comprises the following steps:
S101, the infrared emanation image for obtaining subject when table is in current location.
In order to make medical image that there is higher Clinical significance of MG, need technician by adjusting table before its shooting
201 horizontal position and/or vertical position carry out pendulum position to subject, make position to be scanned be located at scanning means 202 etc.
Center.The accuracy of pendulum position affects the clinical value of medical image to a certain extent, and the efficiency for putting position affects doctor
Therefore the service efficiency and the received amount of radiation of technician and subject institute for learning image system are clapped using Medical Imaging System
Before taking the photograph medical image, technician is needed rapidly and accurately to carry out pendulum position to subject.
In order to faster, more accurately carry out pendulum position to subject, the present embodiment introduces infrared emanation image, i.e., based on red
Outer heat radiation images carry out pendulum position to subject, for this purpose, needing to obtain table 201 by infrared detection device 101 when putting position
The infrared emanation image of subject when in current location.Infrared emanation image is temperature gradient image, can pass through color
The distribution for determining each organ-tissue of subject with the corresponding relationship of temperature and profile are (schematically referring to fig. 4, after gray scale adjusts
Infrared emanation image).
It is understood that using the axial direction of table as positive apparent direction, if infrared detection device is set to the upper of table
Side, then infrared emanation image is the top view of table, it is infrared if infrared detection device is set to the side of table
Heat radiation images are the side view of table.Under normal conditions, the adjustment of horizontal direction is carried out to table based on top view, is based on side
View carries out the adjustment of vertical direction to table.
S102, determined according to infrared emanation image subject position to be scanned position.
Wherein, default scan protocols include scanned position of subject, such as head, chest and abdomen etc., preset scanning
Agreement can be directly read from apparatus for management of information.The start bit of image scan range can be determined according to default scan protocols
It sets, which includes horizontal initial position and/or vertical initial position.By taking clinostatism CT scan as an example, if portion to be scanned
Position is head, and scanning direction is usually cephalopodium to then image scan is generally in the range of the crown (dotted line in referring to figs. 2 and 3
301) to lower jaw (dotted line 302 in referring to figs. 2 and 3), the horizontal initial position 301 of image scan is usually the crown, vertically
Initial position is head longitudinal centre line position (dotted line 303 in referring to figs. 2 and 3).Therefore position is being put to subject
When, it needs first to obtain the default scan protocols of subject, is then assisted according to the default scanning of infrared emanation image and subject
View identifies position to be scanned in infrared emanation image, to determine the pixel position at position to be scanned in infrared emanation image
It sets, the location of pixels where the initial position at position mainly to be scanned.Wherein, the present embodiment preferably uses artificial intelligence approach
Identify initial position of the position to be scanned in infrared emanation image.
Since default scan protocols also typically include scanning position, for example cephalopodium of lying on the back is to, sufficient head of lying on the back to, sufficient head of lying on one's side
To, lie on one's side sufficient head to etc., wherein by taking CT scan as an example, cephalopodium to corresponding scanning direction be head be introduced into scanning means, foot
Head is introduced into scanning means to corresponding scanning direction for foot, then, for same position to be scanned, different scanning direction is corresponding
Initial position it is different, therefore also need when image puts position to consider the scanning position of subject, that is, need to consider subject in bed
Posture and scanning direction on platform.Therefore in the position at the position to be scanned for determining subject according to infrared emanation image
Before, the current position that the subject is further preferably determined according to infrared emanation image judges current position and default scanning
Whether the scanning position in agreement is consistent, if unanimously, the position to be scanned of subject is determined further according to infrared emanation image
Position, if it is inconsistent, providing prompt, avoiding the occurrence of leads to the situation of sweep volume bit-errors because technician ignores.
S103, mobile table make the position to be scanned of subject reach target position or distance objective position set distance model
In enclosing.
Target position is usually the laser line position that the laser aid 204 of image-scanning system projects in table, is being put
When position, need to make initial position and target position coincidence or approximate coincidence.Therefore, rising in infrared emanation image is being determined
Behind beginning position, it is also necessary to determine target position location of pixels corresponding in infrared emanation image.Wherein, the present embodiment institute
Approximate be overlapped stated is the distance between initial position and target position in set distance range, and set distance range is usual
The receptible Set-up errors in position are put for clinic.
In order to accurately determine target position location of pixels corresponding in infrared emanation image, the bat of the present embodiment
Taking the photograph device 101 further includes the optical camera occurred being combined with infrared detection device, and obtain optical picture by optical camera
Then picture obtains between optical imagery and infrared emanation image and is registrated relationship, then determines target position according to optical imagery
Set the location of pixels in optical imagery；Then the pixel position according to infrared emanation image, target position in optical imagery
It sets and the registration relationship of optical imagery and infrared emanation image, determines picture of the target position in infrared emanation image
Plain position.
After initial position and target position determine, mobile table makes initial position to be scanned shift to target position,
Until reaching in the set distance range of target position or distance objective position.Specifically: determine the corresponding pixel in target position
Positional relationship between position and the location of pixels at position to be scanned；Then according to the mobile table of positional relationship, make initial position
Corresponding with the target position location of pixels of location of pixels be overlapped or in set distance range.
The positional relationship of the present embodiment may is that the corresponding location of pixels in position to be scanned in infrared emanation image and
Positional relationship between the corresponding location of pixels in target position.At this point, being the direct of shifting bed with the coordinate of infrared emanation image
Reference coordinate, and check whether the initial position in the infrared emanation image newly shot weighs with target position after each movement
Close or it is approximate be overlapped, if be not overlapped or it is approximate be overlapped, continue to move bed, it is infrared that such mode does not have control device to establish
The spatial position corresponding relationship of heat radiation images and table, therefore be commonly available to manually move bed, and need repeatedly artificial shifting bed.
The positional relationship of the present embodiment may also is that the real space according to infrared emanation image and Medical Imaging System
Position corresponding relationship between position, the spatial position between the physical location and target position at the position to be scanned being calculated
Relationship.After obtaining the spatial relation of initial position and target position at position to be scanned, that is, it can determine table each
Displacement needed on direction, according to the mobile table of identified displacement automatic or manual.Since scanning system is with higher
Spatial position control precision, therefore use such positional relationship, it is only necessary to which the primary bed that moves can make the initial bit at position to be scanned
It sets and reaches target position or approximate arrival target position, it is of course also possible to use a variety of modes for moving bed.
For repeatedly moving bed, needs to obtain subject and shifts to infrared emanation image in target location processes in table,
Then it is closed according to the position of the position at the position to be scanned of the infrared emanation image update subject newly obtained and target position
System；If position and target position that updated positional relationship shows the position to be scanned of subject are in set distance range
It is interior, then stop mobile table.If updated positional relationship is shown, the position and target position at the position to be scanned of subject
Outside set distance range, then continue to move to table, then obtain again subject shifted in table it is red in target location processes
Outer heat radiation images, then the positional relationship based on new infrared emanation image update, until newest positional relationship is shown, by
The initial position and target position at the position to be scanned of inspection person then stop mobile table in set distance range.It needs to illustrate
, in the present embodiment, initial position reach target position or it is approximate reach target position before, any rank locating for table
Section is referred to as " process that table shifts to target position ".
Illustratively, by taking the CT scan of head as an example, after subject lies in table 201, table 201 is moved in scanning
Table, is then moved in scan aperture by heart position (the usually highest height of bed, referring to fig. 2), so that being set in scan aperture
Laser aid 204 be irradiated in table formed red line as actual target locations (it is corresponding with the target position in optical imagery,
Dotted line 304 in referring to fig. 2)；Table is obtained when be in current location, subject overlook direction infrared emanation image with
The infrared emanation image and optical imagery of optical imagery and side-looking direction.Obtain the information to be scanned of subject, i.e. cephalopodium
To head CT scan, then determine the crown position of the infrared emanation image of overlook direction, and using the position as horizontal
Initial position 301；It determines the head longitudinal centre line position of the infrared emanation image of side-looking direction, and the position is made
For vertical initial position 303.Infrared emanation image in each direction is registrated with optical imagery, and is existed according to target position
Location of pixels in optical imagery and direction optical imagery in overlook direction are registrated pass with infrared emanation image
System, determines location of pixels of the horizontal target position in the infrared emanation image of overlook direction；According to target position in side view
The relationship that is registrated of the location of pixels and direction optical imagery and infrared emanation image in optical imagery on direction, really
Fixed location of pixels of the vertical target position in the infrared emanation image of overlook direction；Determine horizontal initial position and horizontal mesh
Positional relationship between cursor position, to determine between vertical initial position and vertical target position as horizontal position relationship
Positional relationship, using as vertical position relationship, then according to horizontal position relationship, move horizontally table make horizontal initial position with
The space level position of horizontal target position is overlapped or approximate coincidence (referring to Fig. 3), according to vertical position relationship, vertical shift bed
Platform makes vertical initial position and the coincidence of the space vertical position of vertical target position or approximate coincidence.
Provided by the present invention for the technical solution of the self-oscillate position method of Medical Imaging System, Medical Imaging System includes
Scanning means, and the table being axially moved along the scan aperture of scanning means, and above table and/or the bat of side
Device is taken the photograph, filming apparatus includes infrared detection device, and this method includes the infrared of subject when acquisition table is in current location
Heat radiation images；The position at the position to be scanned of subject is determined according to infrared emanation image；Mobile table makes subject's
Position to be scanned reaches in target position or distance objective position set distance range.Laser infrared line mesh is based on relative to technician
Pendulum position is surveyed, determines that pendulum position position has higher accuracy by image, and simpler quick, substantially increases pendulum position
Efficiency.
Embodiment two
As shown in Fig. 2, Medical Imaging System includes scanning means 202, and axial along the scan aperture of scanning means 202
The table 201 of movement, further includes: control device 203 and above table 201 and/or the filming apparatus 101 of side, shooting
Device 101 includes infrared detection device, for obtaining the infrared emanation image of subject；Control device 203 and filming apparatus
Communication connection, for being displaced the portion to be scanned of subject according to the movement of the infrared emanation image control table 201 of subject
It moves to target position or distance objective position set distance range.
Wherein, control device 203 includes image processing module, and by image processing module according to the infrared heat of subject
The default scan protocols of radiation image and subject identify picture of the position to be scanned of subject in infrared emanation image
Plain position.
Image-scanning system described in the present embodiment further includes apparatus for management of information, apparatus for management of information connection control dress
Set 203, for being stored with the default scan protocols of subject, therefore control device 203 can be read from apparatus for management of information by
The default scan protocols of inspection person, default scan protocols include filming image range, such as head, chest of subject etc..Control
After device gets information to be scanned, according to the default scan protocols of infrared emanation image and subject, infrared hot spoke is identified
Penetrate the position to be scanned in image；To determine the location of pixels at position to be scanned in infrared emanation image, mainly wait sweep
Retouch the location of pixels where the initial position at position.Initial position includes horizontal initial position and vertical initial position, if to
Scanned position is head, then image scan is generally in the range of the crown to lower jaw, then the horizontal initial position of image scan is usual
For the crown, vertical initial position is vertical position where the longitudinal centre line of head.
Wherein, filming apparatus 101 further includes that the optical camera occurred, the optical camera are combined with infrared detection device
For obtaining optical imagery.Aforementioned image processing module is also used to determine that the registration of optical imagery and infrared emanation image closes
System；And location of pixels of the target position in optical imagery is determined according to optical imagery；And according to infrared emanation image,
The registration relationship of location of pixels and optical imagery and infrared emanation image of the target position in optical imagery, determines mesh
Location of pixels of the cursor position in infrared emanation image.
After initial position and target position determine, control device 203 determine the corresponding location of pixels in target position and
Positional relationship between the location of pixels at position to be scanned；Then needed for exporting table moving direction or table according to positional relationship
Displacement so that technician is according to the mobile table of the displacement；Or table is directly moved, so that the location of pixels and mesh of initial position
The corresponding location of pixels of cursor position is overlapped or is overlapped in approximation.
Wherein, positional relationship may is that the corresponding location of pixels in position to be scanned and target in infrared emanation image
Positional relationship between the corresponding location of pixels in position.At this point, being the direct reference for moving bed with the coordinate of infrared emanation image
Coordinate, and check after each movement the initial position in the infrared emanation image newly shot whether be overlapped with target position or
Approximation is overlapped, if be not overlapped or it is approximate be overlapped, continue to move bed, such mode does not have control device to establish infrared emanation
The spatial position corresponding relationship of image and table, therefore be commonly available to manually move bed, and need repeatedly artificial shifting bed.
Wherein, positional relationship may also is that the real space position according to infrared emanation image and Medical Imaging System
Between position corresponding relationship, spatial position between the physical location and target position at the position to be scanned being calculated is closed
System.After obtaining the spatial relation of physical location and target position at position to be scanned, that is, it can determine table in each side
Required displacement upwards is displaced dynamic or manual mobile table according to identified.Due to scanning system sky with higher
Between position control accuracy, therefore use such positional relationship, it is only necessary to which the primary bed that moves can be such that the initial position at position to be scanned arrives
Up to target position or approximate arrival target position, it is of course also possible to use a variety of modes for moving bed.
For repeatedly moving bed, control device obtains subject automatically and shifts to infrared hot spoke in target location processes in table
Image is penetrated, or obtains by technician subject manually and shifts to infrared emanation image in target location processes in table, then
Control device is according to the position at the position to be scanned of the infrared emanation image update subject newly obtained and the position of target position
Relationship is set, if position and target position that updated positional relationship shows the position to be scanned of subject are in set distance model
In enclosing, then stop mobile table or the position success of output pendulum.If updated positional relationship shows the position to be scanned of subject
Position and target position outside set distance range, then control device moves table again, or be displaced needed for output table so that
Technician moves table；Then it obtains subject automatically by control device and shifts to infrared emanation in target location processes in table
Image, or obtain by technician subject manually and shift to infrared emanation image in target location processes in table, then base
In new infrared emanation image update positional relationship, until newest positional relationship shows rising for the position to be scanned of subject
Beginning position and target position in set distance range, then stop mobile table.It should be noted that reaching mesh in initial position
Cursor position or it is approximate reach target position before, be referred to as that " table shifts to the mistake of target position any stage locating for table
Journey ".
The technical solution of Medical Imaging System provided in an embodiment of the present invention, including scanning means, connect scanning means
Equipment for reconstructing image, and along scanning means scan aperture be axially moved table, further includes: control device and be set to table
The filming apparatus of top and/or side, filming apparatus include infrared detection device, for obtaining the infrared emanation figure of subject
Picture；Control device and filming apparatus communication connection, for mobile according to the infrared emanation image control table of subject, make by
The position to be scanned of inspection person is moved in target position or distance objective position set distance range.Laser is based on relative to technician
Infrared ray range estimation pendulum position determines that pendulum position position has higher accuracy by image, and simpler quick, mentions significantly
High pendulum position efficiency.
Embodiment three
The embodiment of the present invention three additionally provides a kind of storage medium comprising computer executable instructions, and the computer can
It executes instruction when being executed by computer processor for executing a kind of self-oscillate position method for Medical Imaging System, the party
Method includes:
Obtain the infrared emanation image of subject when table is in current location；
The position at the position to be scanned of the subject is determined according to the infrared emanation image；
Mobile table makes the position to be scanned of the subject reach target position or set apart from the target position
Within the scope of set a distance.
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 provided by any embodiment of the invention for medicine
Relevant operation in the self-oscillate position method of image system.
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 to be used for described in each embodiment of the present invention
The self-oscillate position method of Medical Imaging System.
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 (12)
1. a kind of self-oscillate position method for Medical Imaging System, the Medical Imaging System include scanning means, Yi Jiyan
The table that the scan aperture of the scanning means is axially moved, and above the table and/or the filming apparatus of side,
The filming apparatus includes infrared detection device, which is characterized in that the described method includes:
Obtain the infrared emanation image of subject when table is in current location；
The position at the position to be scanned of the subject is determined according to the infrared emanation image；
Mobile table makes the position to be scanned of the subject reach target position or the setting apart from the target position
In distance range.
2. the method according to claim 1, wherein it is described according to the infrared emanation image determine it is described by
The position at the position to be scanned of inspection person includes:
Obtain the default scan protocols of the subject；
According to the default scan protocols of the infrared emanation image and the subject, identify in the infrared emanation image
Position to be scanned；
Determine the location of pixels at position to be scanned described in the infrared emanation image.
3. according to the method described in claim 2, it is characterized in that, the default scan protocols further include scanning position, accordingly
, the method also includes: according to the current position of subject described in the infrared emanation image recognition；If the subject
Current position and the scanning position in the default scan protocols it is inconsistent, then provide prompt.
4. according to the method described in claim 2, it is characterized in that, the mobile table makes, the subject's is described to be scanned
Position reaches in target position or set distance range apart from the target position
Determine location of pixels of the target position in the infrared emanation image；
Determine the positional relationship between the corresponding location of pixels in the target position and the location of pixels at the position to be scanned；
According to the mobile table of the positional relationship.
5. according to the method described in claim 4, it is characterized in that, described include: according to the mobile table of the positional relationship
It obtains the subject and shifts to infrared emanation image in the target location processes in the table；
It is closed according to the position of the position at the position to be scanned of subject described in the infrared emanation image update and target position
System；
If the updated positional relationship shows that the position at the position to be scanned of the subject and target position are being set
In distance range, then stop mobile table.
6. method according to claim 4 or 5, which is characterized in that the positional relationship are as follows: according to the infrared emanation
Position corresponding relationship between image and the real space position of the Medical Imaging System, the portion to be scanned being calculated
Real space positional relationship between position and target position.
7. method according to claim 4 or 5, which is characterized in that the positional relationship is the infrared emanation image
In the corresponding location of pixels in position to be scanned and the corresponding location of pixels in the target position between positional relationship.
8. the method according to the description of claim 7 is characterized in that described according to the mobile table of the positional relationship, comprising:
With the positional relationship for direct reference coordinate, the table is moved manually.
9. according to the method described in claim 4, it is characterized in that, the filming apparatus further includes and the infrared detection device
The optical camera occurred is combined, for obtaining optical imagery；Correspondingly, described obtain the corresponding pixel position in the target position
It sets and includes:
The infrared emanation image that the optical imagery and the infrared detection device for obtaining the optical camera shooting are shot
Registration relationship；
Location of pixels of the target position in the optical imagery is determined according to the optical imagery；
According to the location of pixels and the light of the infrared emanation image, the target position in the optical imagery
The registration relationship for learning image and the infrared emanation image, obtains the target position in the infrared emanation image
Location of pixels.
10. a kind of Medical Imaging System, including scanning means, and the bed being axially moved along the scan aperture of the scanning means
Platform, which is characterized in that further include:
Above the table and/or the filming apparatus of side, the filming apparatus includes infrared detection device, for obtaining
The infrared emanation image of subject；
Control device, the control device and the filming apparatus communication connection, for the infrared hot spoke according to the subject
It is mobile to penetrate image control table, the position to be scanned of the subject is made to be moved to target position or apart from the target position
In set distance range.
11. Medical Imaging System according to claim 10, which is characterized in that the control device includes image procossing mould
Block, for according to the infrared emanation image of the subject and the default scan protocols of the subject, identify it is described by
Location of pixels of the position to be scanned of inspection person in the infrared emanation image.
12. Medical Imaging System according to claim 10, which is characterized in that the system also includes information management dresses
It sets, and the control device communication connection, for storing the default scan protocols of subject.
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| CN201811458370.4A CN109276248A (en) | 2018-11-30 | 2018-11-30 | Self-oscillate position method and Medical Imaging System for Medical Imaging System |
| US16/236,585 US11182927B2 (en) | 2018-09-18 | 2018-12-30 | Systems and methods for positioning an object |
| US17/455,933 US11727598B2 (en) | 2018-09-18 | 2021-11-22 | Systems and methods for positioning an object |
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| CN201811458370.4A CN109276248A (en) | 2018-11-30 | 2018-11-30 | Self-oscillate position method and Medical Imaging System for Medical Imaging System |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148454A (en) * | 2019-05-21 | 2019-08-20 | 上海联影医疗科技有限公司 | A kind of pendulum position method, apparatus, server and storage medium |
| CN110269591A (en) * | 2019-06-27 | 2019-09-24 | 青岛大学附属医院 | Medical scanning image positioning method, device, computer equipment and medium |
| CN110353711A (en) * | 2019-07-19 | 2019-10-22 | 江苏康众数字医疗科技股份有限公司 | X-ray imaging analysis method, device and readable storage medium storing program for executing based on AI |
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| CN113081013A (en) * | 2021-03-19 | 2021-07-09 | 东软医疗系统股份有限公司 | Method, device and system for scanning positioning sheet |
| CN113116365A (en) * | 2019-12-31 | 2021-07-16 | 上海联影医疗科技股份有限公司 | Image acquisition method, device and system and storage medium |
| US20220296182A1 (en) * | 2021-03-19 | 2022-09-22 | Neusoft Medical Systems Co., Ltd. | Methods, apparatuses and systems for surview scan |
| US11666241B2 (en) | 2019-02-02 | 2023-06-06 | Shanghai United Imaging Healthcare Co., Ltd. | System and method for medical imaging |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101297760A (en) * | 2007-04-30 | 2008-11-05 | 上海西门子医疗器械有限公司 | Sick bed positional control system and method |
| US20120215094A1 (en) * | 2011-02-18 | 2012-08-23 | Voxel Rad, Ltd. | Systems and methods for 3d stereoscopic angiovision, angionavigation and angiotherapeutics |
| CN103027699A (en) * | 2011-09-30 | 2013-04-10 | 西门子公司 | Method for controlling the movement of an x-ray apparatus and x-ray system |
| CN104123432A (en) * | 2013-04-24 | 2014-10-29 | 上海联影医疗科技有限公司 | Control method and device for medical scanning |
| CN106388851A (en) * | 2016-09-06 | 2017-02-15 | 沈阳东软医疗系统有限公司 | Arranging position control method and device |
| US20180160994A1 (en) * | 2016-12-14 | 2018-06-14 | Varian Medical Systems, Inc. | Systems and methods for planning and executing automated multi-axis motion in treatment |
-
2018
- 2018-11-30 CN CN201811458370.4A patent/CN109276248A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101297760A (en) * | 2007-04-30 | 2008-11-05 | 上海西门子医疗器械有限公司 | Sick bed positional control system and method |
| US20120215094A1 (en) * | 2011-02-18 | 2012-08-23 | Voxel Rad, Ltd. | Systems and methods for 3d stereoscopic angiovision, angionavigation and angiotherapeutics |
| CN103027699A (en) * | 2011-09-30 | 2013-04-10 | 西门子公司 | Method for controlling the movement of an x-ray apparatus and x-ray system |
| CN104123432A (en) * | 2013-04-24 | 2014-10-29 | 上海联影医疗科技有限公司 | Control method and device for medical scanning |
| CN106388851A (en) * | 2016-09-06 | 2017-02-15 | 沈阳东软医疗系统有限公司 | Arranging position control method and device |
| US20180160994A1 (en) * | 2016-12-14 | 2018-06-14 | Varian Medical Systems, Inc. | Systems and methods for planning and executing automated multi-axis motion in treatment |
Non-Patent Citations (1)
| Title |
|---|
| 章新友 主编: "《医学图形图像处理（新世纪第三版）》", 30 June 2018, 中国中医药出版社 * |
Cited By (29)
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|---|---|---|---|---|
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| US11610301B2 (en) | 2019-08-14 | 2023-03-21 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for image storage |
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