CN108742680A - Medical imaging device - Google Patents
Medical imaging device Download PDFInfo
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- CN108742680A CN108742680A CN201810717031.7A CN201810717031A CN108742680A CN 108742680 A CN108742680 A CN 108742680A CN 201810717031 A CN201810717031 A CN 201810717031A CN 108742680 A CN108742680 A CN 108742680A
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- 238000002059 diagnostic imaging Methods 0.000 title claims abstract description 30
- 230000000241 respiratory effect Effects 0.000 claims abstract description 51
- 238000003384 imaging method Methods 0.000 claims abstract description 30
- 238000012545 processing Methods 0.000 claims description 21
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 9
- 238000011897 real-time detection Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 4
- 238000003325 tomography Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 10
- 230000005855 radiation Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 14
- 230000008859 change Effects 0.000 description 13
- 239000003814 drug Substances 0.000 description 8
- 210000000038 chest Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000002591 computed tomography Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002600 positron emission tomography Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Classifications
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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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- 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
-
- 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/037—Emission tomography
-
- 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
-
- 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
- A61B6/541—Control of apparatus or devices for radiation diagnosis involving acquisition triggered by a physiological signal
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Physiology (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
This application involves medical imaging device, a kind of medical imaging device includes：Bogey, for carrying subject；Sensor, the breath signal for detecting the subject；Processor communicates to connect, the respiratory state for judging the subject according to the breath signal with the sensor；Scanned imagery device, for being scanned imaging to the subject on the bogey；Wherein, the processor is also communicated to connect with the scanned imagery device, and the scanning imagery for controlling the scanned imagery device according to the respiratory state operates.Above-mentioned medical imaging device, it is provided with the breath signal of sensor detection subject, the respiratory state of subject is judged according to the breath signal detected, to which control operates the scanning imagery of subject, it is possible to reduce therefore unnecessary dose of radiation that the invalid scanner uni subject caused by subject's respiratory movement receives.
Description
Technical field
The present invention relates to medical instruments fields, more particularly to a kind of medical imaging device.
Background technology
When being scanned imaging to patient using medical imaging equipments such as CT, sick bed carrying subject enters scanning
Region generally requires subject and keeps state of holding one's breath that scanning imagery can just be effectively performed, if subject forgets to hold the breath
Or lose control of breathing and carry out respiratory movement during scanning, the quality of scanning imagery can be influenced, or even because of scanning
Imaging, which cannot be satisfied the requirement of diagnosis, to be caused to scan in vain, and need to be scanned imaging operation again, so increase subject by
To the dosage of radiation.
Traditional medical imaging equipment is held the breath generally by voice prompt subject, then starts to scan, scanning
After restore to breathe by voice reminder subject again, but in actual operating process, if subject does not hear
Voice prompt is held the breath in time, or breathing is lost control of in scanning process, still can influence scanning imagery quality, to
May cause to scan in vain makes subject receive unnecessary dose of radiation.
Invention content
Based on this, it is necessary in view of the above technical problems, provide a kind of medical imaging device, exhaling for subject can be detected
Suction state operates the scanning imagery of subject to control, to reduce because respiratory movement causes to make subject due to scanning in vain
Receive unnecessary dose of radiation.
A kind of medical imaging device, including：
Bogey, for carrying subject；
Sensor, the breath signal for detecting the subject；
Processor communicates to connect, the breathing for judging the subject according to the breath signal with the sensor
State；
Scanned imagery device, for being scanned imaging to the subject on the bogey；
Wherein, the processor is also communicated to connect with the scanned imagery device, for being controlled according to the respiratory state
The scanning imagery of the scanned imagery device operates.
Above-mentioned medical imaging device is provided with the breath signal of sensor detection subject, is believed according to the breathing detected
The respiratory state for number judging subject, to which control operates the scanning imagery of subject, it is possible to reduce transported because subject breathes
The unnecessary dose of radiation that caused by dynamic therefore invalid scanner uni subject receives.
The medical imaging device further includes in one of the embodiments,：
Display is connect with the processor communication, the relevant information of the respiratory state for showing the subject.
The sensor is pressure sensor in one of the embodiments, is applied for subject described in real-time detection
The variation of pressure on the bogey, to obtain the breath signal of the subject.
The quantity of the pressure sensor is one in one of the embodiments, and the pressure sensor is set to institute
It states at the geometric center position on bogey；
Wherein, the pressure sensor is applied to the change of the pressure value on the bogey by detecting the subject
Change, to obtain the breath signal of the subject.
The quantity of the pressure sensor is multiple in one of the embodiments, and multiple pressure sensor is set to
In pressure span on the bogey；
Wherein, multiple pressure sensors are applied to the pressure on the bogey point by detecting the subject
The variation of cloth state and pressure value, to obtain the breath signal of the subject.
The sensor is noncontacting proximity sensor in one of the embodiments, for subject described in real-time detection
The undulatory motion amplitude of chest, to obtain the breath signal of the subject.
It is scanned the process of imaging to the subject in the scanned imagery device in one of the embodiments,
In, opposing stationary state is kept between the noncontacting proximity sensor and the subject.
The respiratory state includes state and the eupnea state of holding the breath, the place in one of the embodiments,
Managing device includes：
Processing unit is communicated to connect with the sensor, is handled the breath signal received, to generate
State respiratory state signal；
Control unit is communicated to connect with the processing unit and the scanned imagery device respectively, for single according to processing
The respiratory state signal that member generates, control scanned imagery device operate the scanning imagery of subject；
Wherein, when the respiratory state is to hold the breath state, described control unit is for controlling the scanning imagery
Device is in the state for being scanned imaging operation；And
When the respiratory state is eupnea state, described control unit, which controls the scanned imagery device and is in, stops
The only state of scanning imagery operation.
The processor further includes in one of the embodiments,：
Judging unit is communicated to connect with the processing unit and described control unit respectively；
Wherein, the scanning imagery operation stops caused by the subject breathes, and presently described judging unit obtains
When restoring to hold the breath state to the subject, the judging unit makes described control unit control the scanned imagery device
Continue or restart the scanning imagery operation.
The scanned imagery device is computer tomoscanning device, magnetic resonance imaging dress in one of the embodiments,
It sets, at least one of positron emission computerized tomography device and radiotheraphy device.
Description of the drawings
Fig. 1 is the structural schematic diagram of one embodiment traditional Chinese medicine image documentation equipment；
Fig. 2 is the concrete structure schematic diagram of one embodiment traditional Chinese medicine image documentation equipment
Fig. 3 is the partial structural diagram of one embodiment traditional Chinese medicine image documentation equipment；
Fig. 4 is the partial structural diagram of another embodiment traditional Chinese medicine image documentation equipment；
Fig. 5 is the structural schematic diagram of another embodiment traditional Chinese medicine image documentation equipment；
Fig. 6 is the structural schematic diagram of processor in one embodiment；
Fig. 7 is the structural schematic diagram of processor in another embodiment.
Specific implementation mode
It is with reference to the accompanying drawings and embodiments, right in order to make the object, technical solution and advantage of the application be more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
Fig. 1 is the structural schematic diagram of one embodiment traditional Chinese medicine image documentation equipment, as shown in Figure 1, a kind of medical imaging device
100, including bogey 120, sensor 140, scanned imagery device 160 and processor 180.Above-mentioned processor 180 is distinguished
It is communicated to connect with sensor 140 and scanned imagery device 160, wherein bogey 120 is for carrying subject, sensor 140
Breath signal for detecting subject, scanned imagery device 160 are same as being scanned into the subject on bogey 120
Picture, the breath signal that processor 180 is used to be detected according to sensor 140 judge the respiratory state of subject, to basis
The respiratory state control scanned imagery device 160 of subject is scanned imaging operation to subject.
Specifically, above-mentioned bogey 120 can be generally made of loading plate, support section and motion etc., be held
Support plate is arranged on support section, and motion can drive loading plate to be moved on support section, be scanned to subject
When imaging operation, subject is fixed on loading plate, and motion drives loading plate movement, so that subject moves into scanning
In imaging region.After entering scanning imagery region, sensor 140 detects the breath signal of subject, and breath signal is defeated
Go out to processor 180, processor 180 controls scanned imagery device 160 according to breath signal and operated to the scanning imagery of subject.
Further, scanned imagery device 160 may include CT scan (Computed
Tomography, abbreviation CT) device, x-ray imaging device, magnetic resonance (Magnetic Resonance, abbreviation MR) device, just
In positron emission tomography (Positron Emission Computed Tomography, abbreviation PET) and radiotheraphy device
At least one scanning means 160 can be individual above-mentioned imaging device, can also be the connection such as PET-CT or PET-MR
Synthesized image device is exhaled during above-mentioned scanned imagery device 160 is scanned imaging to subject if subject generates
Inhale movement, may result in motion artifacts etc. influence image quality, if image quality is unable to reach requirement, it is necessary to again into
Row scanning imagery makes patient receive unnecessary dose of radiation.Subject's body in breathing can occur to move or become accordingly
Change, signals of these variations can be detected as breath signal by sensor 140, thus to the respiratory state of subject into
Row judges.For example, pressure value and the pressure distribution that subject is applied to when breathing on bogey can change, so sensing
Device 140 can be pressure sensor to detect the pressure that subject is applied on bogey.Sensor 140 can also be other
The sensor of type only needs to detect since subject breathes caused variable signal.
After sensor 140 detects the breath signal of subject, processor 180 judges subject's according to breath signal
Respiratory state, if subject is state of holding the breath, processor 180 controls scanned imagery device 160 and carries out to subject's
Scanning imagery operates, if subject is eupnea state, processor 180, which controls scanned imagery device 160, to be stopped to being examined
The imaging operation of person's scanning, to reduce the unnecessary dose of radiation of patient's receiving.Wherein, processor 180 can be by having
Line is wirelessly communicated to connect with sensor 140 and scanned imagery device 160, and processor 180, which can be arranged, to be carried
The enclosure of device 120 or scanned imagery device 160 can also be independently arranged at other positions.
Above-mentioned medical imaging device is provided with the breath signal of sensor detection subject, is believed according to the breathing detected
The respiratory state for number judging subject, to which control operates the scanning imagery of subject, it is possible to reduce transported because subject breathes
The unnecessary dose of radiation that caused by dynamic therefore invalid scanner uni subject receives.
In one embodiment, above-mentioned medical imaging device further includes display, and display connects with above-mentioned processor communication
It connects, the relevant information of the respiratory state for showing subject.
Specifically, display can also be set in medical imaging device, and display and processor are with wired or wireless
Mode communicates to connect, to show the respiratory state of subject and the relevant information of scanning imagery.Display receives processor and sentences
This respiratory state is shown to doctor or operating personnel by the respiratory state of disconnected subject, and display can also show and be examined
The relevant informations such as person's data, the state of physiological parameter and Current Scan imaging and process so that all one's life or operating personnel are more
Add the case where subject is well understood.
Fig. 2 is the concrete structure schematic diagram of the medical imaging device in one embodiment, as shown in Fig. 2, implementing at one
In example, a kind of medical imaging device 200 may include bogey 220, sensor 240, scanned imagery device 260 and place
Manage device (not identified in figure) etc..
Above-mentioned bogey 220 includes loading plate 222, support section 224 and motion 226, and bogey 220 is used
In carrying subject, loading plate 222 is arranged on support section 224, and motion 226 can drive loading plate 222 in support portion
Divide on 224 and move, so that subject enters in the scanning imagery region of scanned imagery device 260.The sensor 240 is pressure
Sensor is fixedly installed in region of the loading plate 222 for carrying subject, and pressure sensor is used for real-time detection subject
It is applied to the variation of the pressure on bogey, to obtain the breath signal of the subject.Above-mentioned processor by wired or
Person wirelessly communicates to connect with sensor 240 and scanned imagery device 260 respectively, and processor can be arranged in scanning imagery
260 inside of device is independently arranged at other positions.
Specifically, when being breathed due to human body, the pressure that human body applies loading plate 222 can occur with respiratory movement
Periodically variation, therefore sensor 240 can be pressure sensor, be applied on loading plate 222 by detecting subject
Pressure change, to obtain the breath signal of subject.Pressure sensor is fixedly installed on loading plate 222 for carrying subject
Region in, real-time detection subject is applied to the pressure on loading plate 222, and subject is applied on loading plate 222
Pressure change is exported as breath signal to processor.Processor receives the breath signal of pressure sensor output to judge to be examined
The respiratory state of person grasps the scanning imagery of subject to control scanned imagery device 260 according to the respiratory state of subject
Make.
Further, it is preset in processor there are one threshold value, this threshold value is that human body is held the breath under state to loading plate 222
Pressure change maximum value, this threshold value can obtain by many experiments, can also be obtained by theoretical calculation.In actual scanning imagery
In, if the pressure change of pressure sensor detection is less than above-mentioned threshold value, processor judges subject for the state of holding the breath,
It then controls scanned imagery device 260 and is in the state for being scanned imaging operation to subject；If pressure sensor detection
Pressure change is more than above-mentioned threshold value, then processor judges that subject for eupnea state, then controls at scanned imagery device 260
In the state that stopping operates subject's scanning imagery.
Fig. 3 is the partial structural diagram for the medical imaging device that respiratory state is surveyed in one embodiment, is implemented at one
In example, as shown in figure 3, on the basis of based on structure and the relevant technologies content shown in Fig. 2, the sensor in the present embodiment includes
One pressure sensor 242, pressure sensor 242 are set at the geometric center position of loading plate 222, pressure sensor 242
The variation of the pressure value on loading plate 222 is applied to by detecting subject, to obtain the breath signal of subject.
Specifically, there are one pressure sensors 242, pressure sensor 242 to be set to loading plate for setting on loading plate 222
At 222 geometric center position, when subject breathes, the pressure value variation at the geometric center position of loading plate 222
It is most apparent, it is easiest to detect, therefore the setting of pressure sensor 242 is at this location, the detection of pressure sensor 242 obtains subject
The change for the pressure value being applied on loading plate 222 is turned to breath signal, and this breath signal is exported to processor.
Fig. 4 is the partial structural diagram of another embodiment traditional Chinese medicine image documentation equipment, in one embodiment, such as Fig. 4
Shown, on the basis of structure and the relevant technologies content shown in Fig. 2, the sensor in the present embodiment includes that multiple pressure pass
Sensor 244, multiple pressure sensors 244 are set in the pressure span of loading plate 222, and multiple pressure sensors 244 pass through inspection
The variation that subject is applied to pressure distribution and pressure value on loading plate 222 is surveyed, to obtain the breath signal of subject
Specifically, the quantity of more accurate detection result in order to obtain, the pressure sensor being arranged on loading plate 222 can
Think multiple, such as be provided with 9 in the present embodiment, 9 pressure sensors 244 be uniformly arranged on loading plate 222 with by
In the pressure span of inspection person's contact.Pressure sensor 244 can not only detect the pressure value that subject is applied on loading plate 222
Variation, the variation that subject is applied to pressure distribution on loading plate 222 can also be detected, to keep detection more preferably accurate
Stablize.
Further, it is to be understood that the quantity and arrangement mode of multiple pressure sensors 244 can be according to practical need
Ask determining, 244 quantity of pressure sensor is more, and arrangement is more intensive, then testing result is more accurate, and pressure sensor 244 can be close
The position that subject's trunk is corresponded in 222 pressure span of loading plate is arranged in collection, can also cover loading plate 222 comprehensively, make inspection
Result is surveyed to be not easy to be influenced by factors such as the height of subject and builds.
Fig. 5 is the structural schematic diagram of another embodiment traditional Chinese medicine image documentation equipment, as shown in figure 5, in one embodiment,
A kind of medical imaging device 500 may include bogey 520, sensor 540, scanned imagery device 560 and processor
(not identified in figure) etc..Wherein sensor 540 is noncontacting proximity sensor, is transported for the fluctuating of real-time detection subject's chest
Dynamic amplitude, to obtain the breath signal of subject.
Specifically, human body is when being breathed, in addition to the pressure applied to bogey can change, the thoracic cavity of human body
Also can be with the undulatory motion of breathing generating period, therefore sensor can be noncontacting proximity sensor, non-contact sensor
Device is arranged in the position that can detect subject's chest, by detecting the undulatory motion amplitude of subject's chest, to obtain
The breath signal of subject is simultaneously exported to processor, is preset there are one threshold value in processor, this threshold value is that human body is held the breath shape
The maximum value of state pectus undulatory motion amplitude, if the undulatory motion amplitude of noncontacting proximity sensor detection is less than above-mentioned threshold
Value, then processor judges subject for the state of holding the breath, then controls scanned imagery device 560 in being scanned to subject
The state of imaging operation；If the undulatory motion amplitude of noncontacting proximity sensor detection is more than above-mentioned threshold value, processor judges
Subject is eupnea state, then controls scanned imagery device 560 and be in the state for stopping operating to subject's scanning imagery.
It is understood that the sensor 540 can also be other detectable subject's chest rise movements such as ccd image sensor
Sensor.Above-mentioned processor passes through wired or wirelessly communicated respectively with sensor 540 and scanned imagery device 560
Connection, processor can be arranged in 560 inside of scanned imagery device or be independently arranged at other positions.
Further, in one embodiment, non-during scanned imagery device is scanned imaging to subject
Opposing stationary state is kept between touch sensor 540 and subject.
Specifically, as having relative motion, the identification difficulty meeting of chest rise movement when detecting between subject and sensor
Increase, the testing result of breath signal may be caused inaccurate, so noncontacting proximity sensor should be in opposite with subject
Static state enters scanning imagery region, so noncontacting proximity sensor since bogey 520 can carry subject motion
540 can be arranged on the loading plate of bogey 520 or can be on the component that loading plate moves.
Fig. 6 is the structural schematic diagram of processor in one embodiment, in one embodiment, as shown in fig. 6, processor
180 include processing unit 182 and control unit 184.Above-mentioned processing unit 182 is communicated to connect with sensor, for being connect
The breath signal of receipts is handled, to generate respiratory state signal.Above-mentioned control unit 184 respectively with processing unit 182 and sweep
Imaging device communication connection is retouched, the respiratory state signal for being generated according to processing unit, control scanned imagery device is to being examined
The scanning imagery of person operates；
Wherein, respiratory state includes state and the eupnea state of holding the breath；When respiratory state is state of holding the breath
When, control unit 184 controls scanned imagery device and is in the state for being scanned imaging operation to subject；When respiratory state is
When eupnea state, control unit 184, which controls scanned imagery device and is in, to be stopped being scanned imaging operation to subject
State.
Specifically, the breath signal that 182 receiving sensor of processing unit detects, this breath signal are to be breathed by subject
Variable signal caused by movement, such as can be that the subject that pressure sensor detects is applied to the pressure change on bogey
The undulatory motion amplitude for subject's chest that change or non-contact sensor detect, processing unit 182 are above-mentioned by what is received
The signal of pressure sensor or non-contact sensor is converted into respiratory state signal and is sent to control unit 184.Processing unit
A threshold value is preset in 182, respective sensor surveys the maximum value of variable signal when this threshold value is held the breath by human body.When being connect
When the breath signal of receipts is less than this threshold value, the respiratory state signal that processing unit 182 generates subject is state of holding the breath, and
This respiratory state signal is exported to control unit 184, after control unit 184 receives this respiratory state signal, control is scanned into
As device is in the state for being scanned imaging operation to subject；When the breath signal received is more than above-mentioned threshold value, place
It is eupnea state to manage unit 182 and generate the respiratory state of subject, and this respiratory state signal is exported to control unit
184, after control unit 184 receives this respiratory state signal, control scanned imagery device, which is in, to be stopped to subject's scanning imagery
The state of operation.
Fig. 7 is the structural schematic diagram of processor in another embodiment, in one embodiment, as shown in fig. 7, based on figure
On the basis of structure shown in 6 and the relevant technologies content, the processor 180 of the present embodiment may also include judging unit 186.Judge
Unit 186 is communicated to connect with processing unit 182 and control unit 184 respectively.Subject is scanned in scanned imagery device
In imaging operation, the scanning imagery operation stopping caused by subject breathes, judging unit 186 obtains Current Scan imaging behaviour
The process of work is restored to hold to judge whether scanning imagery operation needs to continue when getting subject from processing unit 182
When respiratory state, judging unit 186 makes control unit 184 control scanned imagery device continuation or restarts scanning imagery behaviour
Make.
Specifically, if in scanning imagery operation carries out, subject due to losing control of etc. having carried out respiratory exercise
Make, processing unit 182 judges subject for eupnea state, and control unit 184 controls scanned imagery device and stops to being examined
Person's scanning imagery operates, and when scanning imagery operation disruption, judging unit 186 obtains the process of Current Scan imaging operation, sentences
Whether disconnected scanning imagery operation needs to continue, and whether can also be manually selected by doctor or operating personnel will continue.When being examined
Person restore hold the breath state when, if scanning imagery operation need to continue, judging unit 186 is obtained from processing unit 182
After taking this respiratory state, so that control unit 184 is controlled scanned imagery device and continue the scanning imagery interrupted operation；If scanning
Imaging operation needs not continue to, then judging unit 186 makes control unit after obtaining this respiratory state in processing unit 182
184 control scanned imagery devices restart the scanning imagery interrupted operation.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, under the premise of not departing from the application design, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the protection domain of the application patent should be determined by the appended claims.
Claims (10)
1. a kind of medical imaging device, which is characterized in that including：
Bogey, for carrying subject；
Sensor, the breath signal for detecting the subject；
Processor communicates to connect, the respiratory state for judging the subject according to the breath signal with the sensor；
Scanned imagery device, for being scanned imaging to the subject on the bogey；
Wherein, the processor is also communicated to connect with the scanned imagery device, for according to described in respiratory state control
The scanning imagery of scanned imagery device operates.
2. medical imaging device according to claim 1, which is characterized in that further include：
Display is connect with the processor communication, the relevant information of the respiratory state for showing the subject.
3. medical imaging device according to claim 1, which is characterized in that the sensor is pressure sensor, is used for
Subject described in real-time detection is applied to the variation of the pressure on the bogey, to obtain the breathing of the subject
Signal.
4. medical imaging device according to claim 3, which is characterized in that the quantity of the pressure sensor is one,
The pressure sensor is set at the geometric center position on the bogey；
Wherein, the pressure sensor is applied to the variation of the pressure value on the bogey by detecting the subject,
To obtain the breath signal of the subject.
5. medical imaging device according to claim 3, which is characterized in that the quantity of the pressure sensor be it is multiple,
Multiple pressure sensor is set in the pressure span on the bogey；
Wherein, multiple pressure sensors are applied to the distribution shape of the pressure on the bogey by detecting the subject
The variation of state and pressure value, to obtain the breath signal of the subject.
6. medical imaging device according to claim 1, which is characterized in that the sensor is noncontacting proximity sensor,
For the undulatory motion amplitude of subject's chest described in real-time detection, to obtain the breath signal of the subject.
7. medical imaging device according to claim 6, which is characterized in that examined to described in the scanned imagery device
During person is scanned imaging, opposing stationary state is kept between the noncontacting proximity sensor and the subject.
8. medical imaging device according to claim 1, which is characterized in that the respiratory state includes state of holding the breath
With eupnea state, the processor includes：
Processing unit is communicated to connect with the sensor, for handling the breath signal received, to generate
State respiratory state signal；
Control unit communicates to connect respectively with the processing unit and the scanned imagery device, for being given birth to according to processing unit
At the respiratory state signal, control scanned imagery device operates the scanning imagery of subject；
Wherein, when the respiratory state is to hold the breath state, described control unit is for controlling the scanned imagery device
In the state for being scanned imaging operation；And
When the respiratory state is eupnea state, described control unit is stopped for controlling the scanned imagery device and being in
The only state of scanning imagery operation.
9. medical imaging device according to claim 8, which is characterized in that the processor further includes：
Judging unit is communicated to connect with the processing unit and described control unit respectively；
Wherein, the scanning imagery operation stops caused by the subject breathes, and presently described judging unit gets institute
State subject restore to hold the breath state when, the judging unit makes described control unit control the scanned imagery device to continue
Or restart the scanning imagery operation.
10. medical imaging equipment as claimed in any of claims 1 to 9, which is characterized in that the scanning imagery dress
It sets including in computer tomoscanning device, MR imaging apparatus, positron emission computerized tomography device and radiotheraphy device
At least one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717031.7A CN108742680B (en) | 2018-06-29 | 2018-06-29 | Medical imaging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717031.7A CN108742680B (en) | 2018-06-29 | 2018-06-29 | Medical imaging device |
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| Publication Number | Publication Date |
|---|---|
| CN108742680A true CN108742680A (en) | 2018-11-06 |
| CN108742680B CN108742680B (en) | 2023-07-25 |
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| CN201810717031.7A Active CN108742680B (en) | 2018-06-29 | 2018-06-29 | Medical imaging device |
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