CN107374748A - Scanning bed position control system - Google Patents
Scanning bed position control system Download PDFInfo
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- CN107374748A CN107374748A CN201710582373.8A CN201710582373A CN107374748A CN 107374748 A CN107374748 A CN 107374748A CN 201710582373 A CN201710582373 A CN 201710582373A CN 107374748 A CN107374748 A CN 107374748A
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- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000013508 migration Methods 0.000 claims description 10
- 230000005012 migration Effects 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 8
- 241000505673 Scintilla Species 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 19
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 3
- 230000005622 photoelectricity Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- A61B6/0407—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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
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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
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/70—Means for positioning the patient in relation to the detecting, measuring or recording means
- A61B5/704—Tables
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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
- 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
- A61B6/0492—Positioning of patients; Tiltable beds or the like using markers or indicia for aiding patient positioning
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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
- A61B6/54—Control of apparatus or devices for radiation diagnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0266—Operational features for monitoring or limiting apparatus function
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/06—Accessories for medical measuring apparatus
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
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- Radiology & Medical Imaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Optics & Photonics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Radiation-Therapy Devices (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
A kind of scanning bed position control system, including, position feedback device, scanning bed control device is sent to for obtaining the positional information of scanning bed bed board, and by the positional information of the scanning bed bed board；Scanning bed control device, for receiving the positional information of scanning bed bed board, and the drive signal of respective direction is produced, control position switch unit；Position switch unit, for according to the drive signal, the position feedback device being coupled in the mechanical system of scanning bed respective direction.Using system of the present invention, single position feedback device can be utilized to realize the motion of scanning bed multiple directions, effectively reduce the quantity of position feedback device.
Description
The application is to submit Patent Office of the People's Republic of China, Application No. 201310525908.X, invention name on October 29th, 2013
The referred to as divisional application of the Chinese patent application of " scanning bed position control method and system ".
Technical field
The present invention relates to scanning bed position control field, more particularly to a kind of scanning bed position control system.
Background technology
It is scanning bed to need to carry the motion such as patient's completion level, vertical in clinical diagnostic imaging system, generally all
Installation site feedback device is needed to come the position of feedback scan bed.Position feedback device can be divided into absolute position according to operation principle
Put feedback device and relative position feedback device.
In prior art, the motion for being typically different direction is equipped with independent position feedback device.Scanning bed position
Put feedback device quantity and be generally higher than 2, some even needs more position feedback devices.Due to scanning bed in synchronization
The motion of single direction can be carried out, therefore when scanning bed motion, only some position feedback device is in running order, and
Remaining position feedback device is then in holding state, so as to cause the waste of position feedback device resource.
The content of the invention
The present invention solves the problems, such as the problem of being how effectively to utilize position feedback device.
To solve the above problems, the embodiment of the present invention provides a kind of scanning bed position control system,
Including：Position feedback device, for obtaining the positional information of scanning bed bed board, and by the position of the scanning bed bed board
Confidence breath sends scanning bed control device to；Scanning bed control device, for receiving the positional information of scanning bed bed board, and produce
The drive signal of respective direction, control position switch unit；Position switch unit, for according to the drive signal, will described in
Position feedback device is coupled in the mechanical system of scanning bed respective direction.
Optionally, the positional information of the scanning bed bed board includes following at least one：The positional increment of scanning bed bed board
The more specific location information of information and scanning bed bed board.
Optionally, the position feedback device includes：First for the positional increment information of feedback scan bed bed board
Put feedback device, or the second place feedback device of the more specific location information for feedback scan bed bed board.
Optionally, the scanning bed position control system also includes：Position feedback information collecting unit, the first position
Feedback device is used to obtaining the positional increment information of scanning bed bed board, and by the positional increment information transmission of the scanning bed bed board
To the position feedback information collecting unit；The position feedback information collecting unit is used for the position for gathering the scanning bed bed board
Increment information is put, the positional increment information of the scanning bed bed board is handled, obtains the particular location letter of scanning bed bed board
Breath, and the more specific location information of the scanning bed bed board and the positional increment information transmission of the scanning bed bed board are swept to described
Retouch a control device.
Optionally, the position feedback information collecting unit, in addition to：Migration subelement, for the scanning
The positional increment information of bed bed board carries out migration；Scale parameter proofreads subelement, for the position to the scanning bed bed board
Put increment information and carry out scale parameter check and correction.
Optionally, the position feedback information collecting unit includes：Subelement is integrated, for passing through migration and ratio
The positional increment information of scanning bed bed board after example parameter check and correction carries out time integral, obtains the specific of the scanning bed bed board
Positional information.
Optionally, described scanning bed position control system includes：Memory, for storing the tool of the scanning bed bed board
Body position information, the position feedback information collecting unit read the particular location of the scanning bed bed board from the memory
Information, send the scanning bed control device to.
Optionally, the memory is ferroelectric memory.
Optionally, the scanning bed position control system also includes：Position feedback information collecting unit, the second place
Feedback device is used for the specifying information for obtaining scanning bed bed board, and sends the more specific location information of the scanning bed bed board to institute
State position feedback information collecting unit；The position feedback information collecting unit, which is additionally operable to gather the scanning bed bed board, specifically to be believed
Breath, is handled the scanning bed bed board specifying information, obtains the positional increment information of scanning bed bed board, and by the scanning
The bed more specific location information of bed board and the positional increment information transmission of the scanning bed bed board give the scanning bed control device.
Optionally, the position feedback information collecting unit, including：Scintilla unit, for the scanning bed bed board
More specific location information carry out differential, obtain the positional increment information of scanning bed bed board.
Compared with prior art, the technical scheme of the embodiment of the present invention has advantages below：
When scanning bed bed board is moved horizontally or moved vertically, position feedback dress is driven by using electromagnetic clutch
Put, position feedback device is coupled in scanning bed elevation and subsidence mechanical system or scanning bed horizontal mechanical system so that use one
Position feedback device is the positional information feedback that scanning bed different motion direction can be achieved, and can efficiently reduce position feedback dress
Quantity is put, reduces scanning bed position feedback cost.
Further, real-time storage is carried out by the positional information of the scanning bed bed board got to position feedback device, when
When scanning bed system powers off suddenly, the positional information at the current time of scanning bed bed board, when the power is restored, control can be preserved
System can directly transfer the positional information in memory, without being resetted to scanning bed position and readjusting scanning
Bed position, operating process is saved, improve operating efficiency.
In addition, more specific location information and positional increment letter by sending scanning bed bed board simultaneously to position control
Breath, position control combine the more specific location information and positional increment information of scanning bed bed board, adjust the fortune of scanning bed bed board
It is dynamic, the control accuracy of scanning bed bed board can be improved.
Brief description of the drawings
Fig. 1 is the flow chart of the scanning bed position control method in the embodiment of the present invention one；
Fig. 2 is the flow chart of the scanning bed position control method in the embodiment of the present invention two；
Fig. 3 is the flow chart of the scanning bed position control method in the embodiment of the present invention three；
Fig. 4 is the realization principle figure of the scanning bed position control system in the embodiment of the present invention four.
Embodiment
In prior art, independent position feedback device is equipped with the different directions of scanning bed motion.But by
In the scanning bed motion that single direction can only be carried out in synchronization, the position feedback device of the scanning bed direction of motion is only corresponded to
In running order, remaining position feedback device is then in holding state, so as to cause the waste of position feedback device resource.
To solve the above problems, the embodiment of the present invention passes through when scanning bed bed board is moved horizontally or moved vertically
Position feedback device is driven using electromagnetic clutch, position feedback device is coupled to scanning bed elevation and subsidence mechanical system or scanning bed
In horizontal mechanical system, the positional information that scanning bed different motion direction can be achieved thereby using a position feedback device is anti-
Feedback, therefore position feedback device quantity can be efficiently reduced, reduce scanning bed position feedback cost.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
Embodiment one
A kind of scanning bed position control method is present embodiments provided, reference picture 1, is carried out below by way of specific steps detailed
Explanation.
Step S101, position feedback device obtain the positional information of scanning bed bed board, and by the position of the scanning bed bed board
Confidence breath sends scanning bed control device to.
In specific implementation, position feedback device can be the relative position of the positional increment information of feedback scan bed bed board
The absolute position feedback device of the more specific location information of feedback device or feedback scan bed bed board.Scanning bed control dress
The positional increment information of scanning bed bed board can be received by putting, and can also receive the more specific location information of scanning bed bed board, can be with
Receive the positional increment information of scanning bed bed board and scanning bed bed board absolute location information simultaneously.
Step S102, the scanning bed control device receives the positional information of the scanning bed bed board, and produces respective party
To drive signal, control position switch unit.
In specific implementation, scanning bed control device judges to scan according to the positional information of the scanning bed bed board received
Whether bed bed board is in destination locations, if scanning bed bed board is in destination locations, scanning bed control device does not send control and referred to
Order；If scanning bed bed board is not at destination locations, scanning bed control device sends the drive for controlling the scanning bed bed board direction of motion
Dynamic signal, controls position switch unit.
In specific implementation, position switch unit can be electromagnetic clutch.When scanning bed bed board moves horizontally or hangs down
During straight motion, electromagnetic clutch drives position feedback device and position feedback device is coupled to the scanning bed machinery of respective direction
In system.Position switch unit can also be that other can drive position feedback device and can be coupled to position feedback device
Device in scanning bed mechanical system.
The position feedback device is coupled to and swept according to the drive signal by step S103, the position switch unit
In the mechanical system for retouching the respective direction of bed.
In specific implementation, the mechanical system of scanning bed respective direction can include what is moved along scanning bed lifting direction
Elevation and subsidence mechanical system and the horizontal mechanical system moved along scanning bed length direction.
Using the scheme of the present embodiment, when scanning bed bed board is moved horizontally or moved vertically, by using position
Switch unit drives position feedback device, and position feedback device is coupled into scanning bed elevation and subsidence mechanical system or scanning bed Horizontal machine
It is that the positional information that scanning bed different motion direction can be achieved is fed back thereby using a position feedback device in tool system, because
This can efficiently reduce position feedback device quantity, reduce scanning bed position feedback cost.
Embodiment two
A kind of scanning bed position control method is present embodiments provided, reference picture 2, is carried out below by way of specific steps detailed
Explanation.
Step S201, relative position feedback device obtain the positional increment information of scanning bed bed board, and will be described scanning bed
The positional increment information transmission of bed board gives position feedback information collecting unit.
In the present embodiment, photoelectricity incremental encoder can be used as relative position feedback device.When scanning bed bed board
When moving in one direction, photoelectricity incremental encoder utilizes the rotating circular disc with square hole, periodically blocks fixed position
Photoelectrical coupler, a series of data signal being formed, the data signal in each cycle represents fixed increment size, so as to
The positional increment information of scanning bed bed board can be obtained.Relative position feedback device can also be other kinds of device, as long as
Disclosure satisfy that the device for the positional increment information for obtaining scanning bed bed board by cycle movement can be used as relative position feedback
Device.
Step S202, feedback of the information collecting unit collects the positional increment information of scanning bed bed board, to scanning bed bed board
Positional increment information handled, obtain the more specific location information of scanning bed bed board.
In the present embodiment, the positional increment information of scanning bed bed board is handled, can is first to scanning bed bed board
Positional increment information carry out migration processing and scale parameter correction process, and to through processing after scanning bed bed board
Positional increment information carry out time integral, obtain the more specific location information of scanning bed bed board.
Step S203, by step S202 to the more specific location information of scanning bed bed board be stored in nonvolatile memory
In.
Due to needing the positional increment information by the more specific location information of scanning bed bed board and scanning bed bed board while transmitting
To scanning bed control device, therefore nonvolatile memory needs to meet high speed writein and read at a high speed, can in specific implementation
To be used as nonvolatile memory using ferroelectric memory.
Step S204, position feedback information collecting unit read the specific position of scanning bed bed board from nonvolatile memory
Confidence ceases.
Step S205, the more specific location information of scanning bed bed board and the positional increment information transmission of scanning bed bed board are swept
Retouch a control device.
Step S206, scanning bed control device receive scanning bed position information, and produce the drive signal of respective direction,
Control position switch unit.
In the present embodiment, scanning bed control device is according to receiving scanning bed positional increment information and scanning bed specific position
Confidence ceases, and judges whether scanning bed bed board is in destination locations, if scanning bed bed board is in destination locations, scanning bed control dress
Put and do not send control instruction；If scanning bed bed board is not at destination locations, scanning bed control device sends the scanning bed bed of control
The drive signal of the plate direction of motion, control position switch unit.
In the present embodiment, electromagnetic clutch can be used as position switch unit.
Step S207, position switch unit drive relative position feedback device, relative position are fed back according to drive signal
Device is coupled in the mechanical system of scanning bed correspondence direction.
In the present embodiment, such as in t, scanning bed bed board moved along scanning bed length direction, and in t+1
Carve, position switch unit receives the drive signal of elevating movement, and now position switch unit drives scanning bed position feedback dress
Motion is put, scanning bed position feedback device is coupled in scanning bed elevation and subsidence mechanical system.When scanning bed bed board moves up and down
When, the information for the i.e. achievable scanning bed lifting position of position feedback device being coupled in scanning bed elevation and subsidence mechanical system is anti-
Feedback.
Real-time storage is carried out by the positional information of the scanning bed bed board got to relative position feedback device, works as scanning
When bed system powers off suddenly, the positional information at the current time of scanning bed bed board, when the power is restored, control system can be preserved
The positional information in memory can be directly transferred, without being resetted to scanning bed position and readjusting scanning bed
Put, save operating process, improve operating efficiency.
In addition, more specific location information and positional increment letter by sending scanning bed bed board simultaneously to position control
Breath, position control combine the more specific location information and positional increment information of scanning bed bed board, adjust the fortune of scanning bed bed board
It is dynamic, the control accuracy of scanning bed bed board can be improved.
Embodiment three
In above-described embodiment two, the position feedback device used is relative position feedback device.Likewise, it is being embodied
In, absolute position feedback device can also be used as position feedback device.Present embodiments provide a kind of scanning bed position control
Method processed, reference picture 3, is described in detail below by way of specific steps.
Step S301, absolute position feedback device obtain the more specific location information of scanning bed bed board, and will be described scanning bed
The more specific location information of bed board sends position feedback information collecting unit to.
In the present embodiment, absolute position feedback device can be potentiometer, the pointer by fixed resistance value disk and with lead
Form.When scanning bed bed board is taken exercises along a direction, the output resistance of potentiometer can constantly change, according to different resistances
The current more specific location information of scanning bed bed board can be obtained.Likewise, magnetic railings ruler etc. can also be used anti-as absolute position
Device is presented, absolute position feedback device can be used as long as the device of scanning bed more specific location information can be embodied.
Step S302, feedback of the information collecting unit collects the more specific location information of scanning bed bed board, and is swept what is obtained
The more specific location information for retouching a bed board preserves in the nonvolatile memory.
In specific implementation, ferroelectric memory can be used as nonvolatile memory.
Step S303, the more specific location information of the scanning bed bed board obtained to step S302 process, and obtain scanning bed
Put increment information.
In the present embodiment, the more specific location information of scanning bed bed board is handled, can is to scanning bed bed board
More specific location information carries out migration processing and scale parameter correction process, and to the scanning bed bed board after handling
More specific location information carries out differential, obtains scanning bed positional increment information.
Step S304, position feedback information collecting unit read the specific position of scanning bed bed board from nonvolatile memory
Confidence ceases.
Step S305, the positional increment information transmission of the more specific location information of scanning bed bed board and scanning bed bed board is given
Scanning bed control device.
Step S306, scanning bed control device receive scanning bed position information, and produce the drive signal of respective direction,
Control position switch unit.
In the present embodiment, scanning bed control device is according to receiving scanning bed positional increment information and scanning bed specific position
Confidence ceases, and judges whether scanning bed bed board is in destination locations, if scanning bed bed board is in destination locations, scanning bed control dress
Put and do not send control instruction；If scanning bed bed board is not at destination locations, scanning bed control device sends the scanning bed bed of control
The drive signal of the plate direction of motion, control position switch unit.
Step S307, position switch unit drive relative position feedback device, relative position are fed back according to drive signal
Device is coupled in the mechanical system of scanning bed correspondence direction.
In the present embodiment, carried out by the more specific location information of the scanning bed bed board got to absolute position feedback device
Storage, when scanning bed system powers off suddenly, the positional information at the current time of scanning bed bed board can be preserved, works as Power resumption
When, control system can directly transfer the positional information in memory, without to scanning bed position reset and again
Adjustment scanning bed position, saves operating process, improves operating efficiency.
In addition, more specific location information and positional increment letter by sending scanning bed bed board simultaneously to position control
Breath, position control combine the more specific location information and positional increment information of scanning bed bed board, adjust the fortune of scanning bed bed board
It is dynamic, the control accuracy of scanning bed bed board can be improved.
Example IV
The present embodiment provides a kind of scanning bed position control system, reference picture 4, the scanning bed position control system bag
Include：Position feedback device 401, scanning bed control device 402 and position switch unit 403, wherein：
Position feedback device 401, for obtaining the positional information of scanning bed bed board, and by the position of the scanning bed bed board
Information transmission gives scanning bed control device 402；
Scanning bed control device 402, for receiving the positional information of scanning bed bed board, and produce the driving letter of respective direction
Number, control position switch unit；
Position switch unit 403, for according to the drive signal, the position feedback device 401 to be coupled into scanning
In the mechanical system of the respective direction of bed.
The scanning bed position control system can also include：Position feedback information collecting unit 404, for receiving position
The positional information for the scanning bed bed board that feedback device 401 obtains, and the positional information of the scanning bed bed board is carried out at signal
Reason.
In specific implementation, the position feedback device 401 can include it is following any one：Relative position feedback device
4011, given for the positional increment information of feedback scan bed bed board, and by the positional increment information transmission of the scanning bed bed board
The position feedback information collecting unit 404；Absolute position feedback device 4012, the particular location for feedback scan bed bed board
Information, and send the more specific location information of the scanning bed bed board to the position feedback information collecting unit 404.
In specific implementation, the positional information of the scanning bed bed board can be the positional increment information of scanning bed bed board,
It can also be the more specific location information of scanning bed bed board, can also be the positional increment information of scanning bed bed board and scanning bed bed board
More specific location information.
In specific implementation, when being used as scanning bed position feedback device using relative position feedback device 4011, position is anti-
Feedforward information collecting unit 404 can be used for the positional increment letter for gathering the scanning bed bed board of the feedback of relative position feedback device 4011
Breath, is handled the positional increment information of the scanning bed bed board, obtains the more specific location information of scanning bed bed board, and by institute
The more specific location information of scanning bed bed board and the positional increment information transmission of the scanning bed bed board are stated to the scanning bed control
Device 402.
In specific implementation, position feedback information collecting unit 404 can include：Migration subelement 4041, is used for
Migration is carried out to the positional increment information of the scanning bed bed board；Scale parameter proofreads subelement 4042, for described
The positional increment information of scanning bed bed board carries out scale parameter check and correction；Subelement 4043 is integrated, for being mended to described by skew
The positional increment information for repaying the scanning bed bed board after being proofreaded with scale parameter carries out time integral, obtains the scanning bed bed board
More specific location information.
In specific implementation, when can also use absolute position feedback device 4012 as scanning bed position feedback device,
The scanning bed bed board that position feedback information collecting unit 404 can be also used for gathering absolute position feedback device feedback is specifically believed
Breath, is handled the scanning bed bed board specifying information, obtains the positional increment information of scanning bed bed board, and by the scanning
The bed more specific location information of bed board and the positional increment information transmission of the scanning bed bed board give the scanning bed control device
402。
In specific implementation, position feedback information collecting unit 404 can also include：Scintilla unit 4044, for pair
The more specific location information of the scanning bed bed board carries out differential, obtains the positional increment information of scanning bed bed board.
In specific implementation, position feedback information collecting unit 404 can also include：Nonvolatile memory 4045, use
In the more specific location information for storing the scanning bed bed board, the position feedback information collecting unit 404 is from described non-volatile
The more specific location information of the scanning bed bed board is read in memory, sends the scanning bed control device to.
In specific implementation, the scanning bed mechanical system includes elevation and subsidence mechanical system and the edge moved along lifting direction
The horizontal mechanical system of scanning bed length direction motion.
In specific implementation, electromagnetic clutch can be used as the position switch unit 403.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art, this is not being departed from
In the spirit and scope of invention, it can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
The scope of restriction is defined.
Claims (10)
- A kind of 1. scanning bed position control system, it is characterised in that including：Position feedback device, passed for obtaining the positional information of scanning bed bed board, and by the positional information of the scanning bed bed board Give scanning bed control device；Scanning bed control device, for receiving the positional information of scanning bed bed board, and the drive signal of respective direction is produced, controlled Position switch unit；Position switch unit, for according to the drive signal, the position feedback device being coupled to scanning bed Respective direction mechanical system in.
- 2. scanning bed position control system as claimed in claim 1, it is characterised in that the positional information of the scanning bed bed board Including following at least one：The positional increment information of scanning bed bed board and the more specific location information of scanning bed bed board.
- 3. scanning bed position control system as claimed in claim 2, it is characterised in that the position feedback device includes：With In the first position feedback device of the positional increment information of feedback scan bed bed board, or the specific position for feedback scan bed bed board The second place feedback device of confidence breath.
- 4. scanning bed position control system as claimed in claim 3, it is characterised in that also include：Position feedback information gathers Unit, the first position feedback device are additionally operable to obtain the positional increment information of scanning bed bed board, and by the scanning bed bed The positional increment information transmission of plate gives the position feedback information collecting unit；The position feedback information collecting unit is used to adopt Collect the positional increment information of the scanning bed bed board, the positional increment information of the scanning bed bed board is handled, swept Retouch the more specific location information of a bed board, and by the more specific location information of the scanning bed bed board and the position of the scanning bed bed board Increment information sends the scanning bed control device to.
- 5. scanning bed position control system as claimed in claim 4, it is characterised in that the position feedback information collection is single Member, including：Migration subelement, for carrying out migration to the positional increment information of the scanning bed bed board；Ratio is joined Number check and correction subelement, for carrying out scale parameter check and correction to the positional increment information of the scanning bed bed board.
- 6. scanning bed position control system as claimed in claim 5, it is characterised in that the position feedback information collecting unit Including：Subelement is integrated, for believing the positional increment of the scanning bed bed board after migration and scale parameter check and correction Breath carries out time integral, obtains the more specific location information of the scanning bed bed board.
- 7. scanning bed position control system as claimed in claim 6, it is characterised in that including：Memory, it is described for storing The more specific location information of scanning bed bed board, the position feedback information collecting unit read described scanning bed from the memory The more specific location information of bed board, send the scanning bed control device to.
- 8. scanning bed position control system as claimed in claim 7, it is characterised in that the memory is ferroelectric memory.
- 9. scanning bed position control system as claimed in claim 3, it is characterised in that also include：Position feedback information gathers Unit, the second place feedback device are used to obtaining the more specific location information of scanning bed bed board, and by the scanning bed bed board More specific location information send the position feedback information collecting unit to；The position feedback information collecting unit is additionally operable to adopt Collect the more specific location information of the scanning bed bed board, the more specific location information of the scanning bed bed board is handled, swept Retouch the positional increment information of a bed board, and by the more specific location information of the scanning bed bed board and the position of the scanning bed bed board Increment information sends the scanning bed control device to.
- 10. scanning bed position control system as claimed in claim 9, it is characterised in that the position feedback information collection is single Member, including：Scintilla unit, for carrying out differential to the more specific location information of the scanning bed bed board, obtain scanning bed bed board Positional increment information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN107518913A (en) * | 2013-10-29 | 2017-12-29 | 上海联影医疗科技有限公司 | scanning bed position control method |
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| CN209916025U (en) * | 2017-06-02 | 2020-01-10 | 西安大医集团有限公司 | Position monitoring mechanism of three-dimensional treatment bed and three-dimensional treatment bed |
| CN109381216B (en) * | 2017-08-08 | 2023-08-01 | 通用电气公司 | Motion control device and method for patient moving bed board and computer program |
| CN110327068B (en) * | 2019-06-17 | 2023-08-01 | 山东新华医疗器械股份有限公司 | Dynamic self-adaptive control device and method for large-aperture CT scanning bed |
| CN110742610B (en) * | 2019-10-10 | 2023-11-24 | 上海东软医疗科技有限公司 | Detection device, method for detecting movement of scanning bed and magnetic resonance imaging system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040141591A1 (en) * | 2002-11-25 | 2004-07-22 | Akira Izuhara | Parallel-link table and tomographic imaging apparatus |
| CN2780144Y (en) * | 2005-03-23 | 2006-05-17 | 吕长青 | Kinematic multifunction automatic recovery bed |
| US20070025527A1 (en) * | 2005-07-21 | 2007-02-01 | Mario Eichenseer | Computed tomography apparatus and patient positioning table therefor allowing rotation of the patient support plate |
| CN1973771A (en) * | 2005-11-30 | 2007-06-06 | Ge医疗系统环球技术有限公司 | X-ray CT apparatus and method of controlling the same |
| 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 |
| CN102448409A (en) * | 2009-06-05 | 2012-05-09 | 高级头脑监控公司 | Systems and methods for controlling position |
| CN102573626A (en) * | 2009-10-06 | 2012-07-11 | 皇家飞利浦电子股份有限公司 | Patient table comprising a positioning system and method of using such a patent table |
| CN102743187A (en) * | 2012-07-16 | 2012-10-24 | 上海联影医疗科技有限公司 | Examination couch with protective device |
| CN203573167U (en) * | 2013-10-17 | 2014-04-30 | 上海联影医疗科技有限公司 | Scanning bed position control system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2315904Y (en) * | 1997-10-01 | 1999-04-28 | 北京市朝阳区喻华机电新技术研究所 | Positioning structure for X-ray analog position finder |
| JP4104192B2 (en) * | 1997-11-13 | 2008-06-18 | 株式会社日立メディコ | Bed control device for medical diagnostic device |
| US7860550B2 (en) * | 2004-04-06 | 2010-12-28 | Accuray, Inc. | Patient positioning assembly |
| CN201101650Y (en) * | 2007-07-20 | 2008-08-20 | 长庚医疗器材股份有限公司 | Control system for controlling up-and-down movement of medical hospital bed |
| JP2010537781A (en) * | 2007-09-04 | 2010-12-09 | トモセラピー・インコーポレーテッド | Patient support device |
| US9078618B2 (en) * | 2010-10-29 | 2015-07-14 | General Electric Company | Methods and systems for patient alignment for nuclear medicine imaging |
| CN103054579B (en) * | 2011-10-24 | 2016-01-20 | 上海联影医疗科技有限公司 | Magnetic resonance imaging system |
| JP2013215392A (en) * | 2012-04-09 | 2013-10-24 | Toshiba Corp | X-ray diagnostic apparatus and method for controlling the x-ray diagnostic apparatus |
| CN107374749B (en) * | 2013-10-29 | 2020-11-27 | 上海联影医疗科技股份有限公司 | Scanning bed position control system |
-
2013
- 2013-10-29 CN CN201710582948.6A patent/CN107374749B/en active Active
- 2013-10-29 CN CN201710582373.8A patent/CN107374748B/en active Active
- 2013-10-29 CN CN201710582936.3A patent/CN107518913B/en active Active
- 2013-10-29 CN CN201310525908.XA patent/CN104546130B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040141591A1 (en) * | 2002-11-25 | 2004-07-22 | Akira Izuhara | Parallel-link table and tomographic imaging apparatus |
| CN2780144Y (en) * | 2005-03-23 | 2006-05-17 | 吕长青 | Kinematic multifunction automatic recovery bed |
| US20070025527A1 (en) * | 2005-07-21 | 2007-02-01 | Mario Eichenseer | Computed tomography apparatus and patient positioning table therefor allowing rotation of the patient support plate |
| CN1973771A (en) * | 2005-11-30 | 2007-06-06 | Ge医疗系统环球技术有限公司 | X-ray CT apparatus and method of controlling the same |
| 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 |
| CN102448409A (en) * | 2009-06-05 | 2012-05-09 | 高级头脑监控公司 | Systems and methods for controlling position |
| CN102573626A (en) * | 2009-10-06 | 2012-07-11 | 皇家飞利浦电子股份有限公司 | Patient table comprising a positioning system and method of using such a patent table |
| CN102743187A (en) * | 2012-07-16 | 2012-10-24 | 上海联影医疗科技有限公司 | Examination couch with protective device |
| CN203573167U (en) * | 2013-10-17 | 2014-04-30 | 上海联影医疗科技有限公司 | Scanning bed position control system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107518913A (en) * | 2013-10-29 | 2017-12-29 | 上海联影医疗科技有限公司 | scanning bed position control method |
| CN107518913B (en) * | 2013-10-29 | 2020-10-16 | 上海联影医疗科技有限公司 | Scanning bed position control method |
Also Published As
| Publication number | Publication date |
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| CN107518913B (en) | 2020-10-16 |
| CN104546130A (en) | 2015-04-29 |
| CN107518913A (en) | 2017-12-29 |
| CN107374749A (en) | 2017-11-24 |
| CN107374748B (en) | 2020-12-01 |
| CN107374749B (en) | 2020-11-27 |
| CN104546130B (en) | 2017-08-22 |
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