CN202799361U - Voltage supervising device and X-ray CT device - Google Patents

Voltage supervising device and X-ray CT device Download PDF

Info

Publication number
CN202799361U
CN202799361U CN 201220521951 CN201220521951U CN202799361U CN 202799361 U CN202799361 U CN 202799361U CN 201220521951 CN201220521951 CN 201220521951 CN 201220521951 U CN201220521951 U CN 201220521951U CN 202799361 U CN202799361 U CN 202799361U
Authority
CN
China
Prior art keywords
voltage
ray
radiation
comparative result
section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201220521951
Other languages
Chinese (zh)
Inventor
周鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Medical Systems Corp
Original Assignee
Toshiba Corp
Toshiba Medical Systems Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Toshiba Medical Systems Corp filed Critical Toshiba Corp
Priority to CN 201220521951 priority Critical patent/CN202799361U/en
Application granted granted Critical
Publication of CN202799361U publication Critical patent/CN202799361U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Abstract

The utility model discloses a voltage supervising device. The device comprises a voltage detection section used for detecting voltage of input power of a high voltage generation section and comparing the voltage with a preset reference voltage; and a voltage supervising section used for outputting corresponding radiation permission instructions based on comparison results of the voltage detection section. The utility model also discloses an X-ray CT device employing the aforementioned voltage supervising device. According to the utility model, the voltage detection section is utilized to perform the on-line continuous detection of the voltage of the input power of the high voltage generation section and the X-ray radiation is controlled by the voltage supervising section based on detection results; and when the voltage of the input power of the high voltage generation section does not satisfy a preset condition, the X-ray radiation can not be started, thereby preventing the case that a testee has to be radiated by X rays again because of the X-ray radiation interruption due to the instable voltage of the high voltage generation section during the process when the testee receives the X-ray detection.

Description

Voltage monitoring equipment and X ray CT device
Technical field
The utility model relates to a kind of voltage monitoring equipment and adopts the X ray CT device of this supervising device.
Background technology
The x-ray bombardment that X ray CT (Computed Tomography computed tomography) device will be produced by X-ray tube is to subject, and detection has seen through the X ray of subject, the view data of the subject that forms according to this detection signal is provided, plays important effect for medical acts such as diagnosis or treatments.
This X ray CT device possesses pallet section, has the x-ray bombardment section of the subject X-ray irradiation that loads to the sky plate and detects the X ray test section of the X ray that has seen through subject in this pallet section.This pallet section has peristome cylindraceous, the same day, plate moved and subject when being admitted in the peristome, possess x-ray bombardment section and the rotation around detected body on one side of X ray test section of X-ray tube, on one side to the subject X-ray irradiation, and detect the X ray that has seen through detected body, carry out thus the CT photography.
X-ray tube is to provide high voltage to produce X ray by high voltage generating unit (HFG).The high voltage generating unit is provided for having an X-rayed the X ray of usefulness and high voltage and the heating voltage that the S ray is used in the photography higher than the energy of this perspective usefulness according to the control signal that comes from the x-ray bombardment condition of X ray control part to X-ray tube.
In the process of carrying out x-ray scanning, unusual if high voltage generating unit input voltage occurs, for example, when input voltage dropped to 172V, the termination situation will appear in the X ray radiation.At this moment, in order to make a definite diagnosis, need to re-start X scanning to the examinee, therefore, the examinee just may accept unnecessary radiation.
The utility model content
The utility model proposes in order to address the above problem, its purpose is, a kind of voltage monitoring equipment and X ray CT device are provided, can prevent and be forced in the x-ray radiative process that causes owing to supply voltage is unstable end to cause the examinee to receive the situation of unnecessary x-ray radiation.
The voltage monitoring equipment of embodiment of the present utility model possesses:
Voltage detection department, detect the high voltage generating unit input power voltage and compare with default reference voltage;
Voltage monitoring section is according to the corresponding radiation of the comparative result output grant instruction of described voltage detection department.
The voltage monitoring equipment of another embodiment of the present utility model, described voltage monitoring section comprises:
The testing result reading unit reads the voltage comparative result of described voltage detection department by predetermined frequency;
Detect information recording unit, the voltage ratio that described testing result reading unit reads is stored according to predetermined time than object information;
Radiation license control unit is confirmed the voltage comparative result that described testing result reading unit reads, if predetermined time described voltage comparative result satisfy rated condition, output radiation grant instruction then; If predetermined time described voltage comparative result do not satisfy rated condition, then output radiation can not instruction.
The voltage monitoring equipment of another embodiment of the present utility model, described voltage detection department adopts voltage comparator.
The X ray CT device of embodiment of the present utility model possesses:
X-ray tube is to by the subject X-ray irradiation;
X-ray detection device detects X ray described X-ray tube irradiation and that see through described subject;
Voltage detection department, detect the high voltage generating unit input power voltage and compare with default reference voltage;
Voltage monitoring section is according to the corresponding radiation of the comparative result output grant instruction of described voltage detection department.
The X ray CT device of another embodiment of the present utility model, described voltage monitoring section comprises:
The testing result reading unit reads the voltage comparative result of described voltage detection department by predetermined frequency;
Detect information recording unit, the voltage ratio that described testing result reading unit reads is stored according to predetermined time than object information;
Radiation license control unit is confirmed the voltage comparative result that described testing result reading unit reads, if predetermined time described voltage comparative result satisfy rated condition, output radiation grant instruction then; If predetermined time described voltage comparative result do not satisfy rated condition, then output radiation can not instruction.
The X ray CT device of another embodiment of the present utility model, described voltage detection department adopts voltage comparator.
The utility model employing voltage detection department comes the voltage of the input power of high voltage generating unit is carried out the on-line continuous detection, and control X ray radiation by voltage monitoring section according to testing result, when the voltage of the input power of high voltage generating unit does not satisfy predetermined condition, then can not start the radiation of X ray, thereby can avoid accepting the examinee that the voltage instability owing to the high voltage generating unit causes the X ray radiation to stop in the testing process of X ray, the examinee need to re-start the situation of x-ray bombardment again.
Description of drawings
Fig. 1 is the structured flowchart of the utility model X ray CT device;
Fig. 2 is the structural representation of pallet section and the bedroom platform section of the utility model X ray CT device;
Fig. 3 is the structural representation of the utility model voltage monitoring equipment.
Embodiment
Couple the utility model embodiment describes below with reference to Fig. 1 ~ 3.
Fig. 1 is the structured flowchart of the utility model embodiment; Fig. 2 is the structural representation of the utility model embodiment pallet section and bedroom platform section.This X ray CT device 100 comprises: photography section 10, carry out the CT photography to subject P; Bedroom platform section 40 makes subject P move to photography section 10 directions; Operating portion 50 carries out the input for operation photography section 10 and bedroom platform section 40; And systems control division 51, according to control photography section 10 and bedroom platform section 40 from the input message of operating portion 50.
Photography section 10 possesses: pallet section 11, utilize the CT photography of subject P, and generate data for projection; And image processing part 30, the data for projection that generates in pallet section 11 is processed image data generating.
Pallet section 11 possesses: opening 12 cylindraceous, send into subject P by bedroom platform section 40; Rotating part 13, centered by CT picture centre 12a, rotation around the subject P in being admitted to this peristome 12; Fixed part 14 can support this rotating part 13 rotatably; And the lid 15 that covers rotating part 13 and fixed part 14.
Rotating part 13 possesses: the x-ray bombardment section 16 of X-ray irradiation is configured in the periphery of peristome 12; High voltage generating unit 17 is supplied with high voltage to x-ray bombardment section 16; Detect the X ray test section 18 of X ray; Data Collection section 19 is collected in X ray test section 18 detected detection signals and generates data for projection; The sending part of data transport unit 20 is used for and will exports to image processing part 30 at the data for projection that Data Collection section 19 generates; And rotating frame 21, the sending part of x-ray bombardment section 16, high voltage generating unit 17, X ray test section 18, Data Collection section 19 and data transport unit 20 can be supported rotatably.
X-ray bombardment section 16 has X-ray tube, utilizes after the high voltage generation X ray that high voltage generating unit 17 is supplied with, while rotate being admitted to the subject P X-ray irradiation in the peristome 12.In addition, X ray test section 18 has x-ray detection device, disposes opposed to each other with x-ray bombardment section 16.And, detect the X ray that has seen through subject P because of the x-ray bombardment from x-ray bombardment section 16, thereby be transformed to the signal of telecommunication, and after the signal of institute's conversion amplified, output to Data Collection section 19.
Data Collection section 19 possesses analog-digital converter circuit (ADC) etc., will be transformed to digital signal from the analog signal of X ray test section 18.And the anglec of rotation of whenever being scheduled to of rotating frame 21 is collected this digital signal, generates the data for projection of 1 what comes into a driver's (View).
Data transport unit 20 possesses sending part and the acceptance division that for example utilizes light to receive and dispatch.And sending part is arranged on the rotating part 13, will be sent to from the data for projection of Data Collection section 19 acceptance division that is located on the fixed part 14.
Fixed part 14 possesses the rotating mechanism control part 22 of rotating frame 21 rotations that make rotating part 13 and the acceptance division of data transport unit 20.And rotating mechanism control part 22 possesses the rotating mechanism that makes rotating frame 21 rotations and the control circuit of controlling this rotating mechanism.
Image processing part 30 possesses: storage part 31, preserve ability from the data for projection of output transport unit 20 outputs of the rotating part 13 of pallet section 11; Reconstructing part 32 is reconstructed image data generating with the data for projection that is kept at a plurality of what comes into a driver's in the storage part 31; And display part 33, be presented at the view data that reconstructing part 32 generates.
In addition, bedroom platform section 40 is arranged near the pallet section 11, consisted of by sky plate 41 and bedroom platform 42, mounting subject P on this day plate 41, bedroom platform 42 with this day plate 41 supporting in the mode that above-below direction and length direction move.And a day plate 41 comprises: form rectangular day plate main body 43, mounting subject P; And auxiliary implement 44, the part of the subject P that loads on this day plate main body 43 is kept.
In addition, bedroom platform 42 has: length direction travel mechanism for subject P is sent in the peristome 12 of pallet section 11, makes day plate 41 mobile in the longitudinal direction; And reciprocating mechanism, in order to make subject P boarding, day plate 41 is moved up at upper and lower.And, for subject P is sent into peristome 12 interior photographies from its head side, make head towards an end side of sky plate 41, foot has loaded subject P with the posture of clinostatism towards the other end side ground sky plate 41, to peristome 12 interior movements.And, for subject P is sent into peristome 12 interior photographies from its foot's side, with above-mentioned opposite, make foot towards an end side of sky plate 41, head has loaded subject P with the posture of clinostatism towards the other end side ground sky plate 41, to peristome 12 interior movements.
Operating portion 50 possesses input equipment and the display floaters such as keyboard, tracking ball, joystick, mouse, operation board 1, in addition, the interactively interface that also possesses various switches etc., with the sky plate operation of moving that makes bedroom platform section 40 etc., and the various input operations relevant with the CT photography of subject P.
Systems control division 51 possesses substrate, CPU and memory circuit, after the input message that temporary transient storage is supplied to by the input operation from operating portion 50, according to these input messages, carry out the control of the generation of generation, view data of rotation, data for projection of rotating frame 21 of rotating part 13 of pallet section 11 of Projection Division 10 and demonstration and the entire system such as control relevant with the movement of the sky plate 41 of bedroom platform section 40.
Then, with reference to Fig. 3 the utility model voltage monitoring equipment is further elaborated.
Fig. 3 is the structural representation of the utility model voltage monitoring equipment.
As shown in Figure 3, the utility model voltage monitoring equipment 6 comprises: voltage detection department 61 and voltage monitoring section 62, voltage detection department 61 detect high voltage generating units 17 input power voltage and compare with default reference voltage; Voltage monitoring section 62 is according to the corresponding radiation of the comparative result output grant instruction of voltage detection department 61.Voltage detection department 61 mainly is be used to the current voltage of the input power that obtains current high voltage generating unit 61 and the comparative result of reference voltage.
Detect by adopting voltage detection department 61 to come voltage to the input power of high voltage generating unit 17 to carry out on-line continuous, and control X ray radiation by voltage monitoring section 62 according to testing result, when the voltage of the input power of high voltage generating unit 17 does not satisfy predetermined condition, then can not start the radiation of X ray.
Particularly, voltage monitoring section 62 comprises as shown in Figure 3: testing result reading unit 63, detection information recording unit 64, radiation license control unit 65.
Testing result reading unit 63 is used for reading by predetermined frequency the voltage comparative result of voltage detection department 61.For example, testing result reading unit 63 reads the result that voltage detection department 61 detects and compares according to per minute 40 times or other number of times.Frequency is higher, and the voltage comparative result that obtains is the situation of reflecting voltage variation more exactly.
Detecting information recording unit 64 stores than object information the voltage ratio that testing result reading unit 63 reads according to predetermined time.For example, stored 2 minutes or the change in voltage result of other a period of time, so that radiation license control unit 65 reads data as required.
The voltage comparative result that 65 pairs of testing result reading units 63 of radiation license control unit read confirms, if predetermined time the voltage comparative result satisfy rated condition, output radiation grant instruction then; If predetermined time the voltage comparative result do not satisfy rated condition, then output radiation can not instruction.Radiation license control unit 65 mainly is according to default condition to judge whether export the radiation grant instruction thereby draw.The predetermined time person that is the convenient operation is set judges whether voltage satisfies condition before predetermined time, such as within 2 minutes of current time, whether the input voltage of detected high voltage generating unit 17 is all greater than reference voltage, if all greater than, then the voltage conditions of X radiation is satisfied in expression, if there is situation about being not more than to occur, account for voltage is unstable, do not satisfy the voltage conditions of X ray radiation, can not carry out X ray.
The below's row are given one example conduct to further detailed explanation of the utility model, but the utility model is not limited to this.
Voltage detection department 61 adopts voltage comparator to detect the input supply voltage of high voltage generating unit 17, the testing result reading unit 63 of voltage monitoring section 62 reads detection and the comparative result of voltage detection department 61 with the frequency of per minute 60 times, and according to time of 2 minutes comparative result information is stored in and detects information recording unit 64.
The operator is when carrying out X ray radiation operation, radiation license control unit 65 at first can confirm to be stored in the front 2 minutes comparative result in the current time that detects information recording unit 64, if the comparative result that reads has when being lower than certain value (such as 172V), will be to substrate 14 output errors of systems control division 51 report (i.e. radiation can not instruction), and by display part 33 demonstrations, this moment, x-ray radiation operation was ended.
Like this, the operator just can carry out the operation that X ray detects over time again according to this error reporting.When if the comparative result that reads is not lower than certain value (such as 172V), 65 substrate 14 output radiation grant instruction to systems control division 51 of radiation license control unit, x-ray radiation operation can normally be carried out.
Although the above is illustrated embodiment of the present utility model, these execution modes are as an example and prompting, and the scope of the utility model of not attempting to restrict driving.These new execution modes can be implemented with other variety of ways, in the scope of the purport that does not break away from utility model, can carry out various omissions, displacement and change.These execution modes or its distortion are contained in the scope and purport of utility model, and are contained in utility model that the scope of patent request puts down in writing and the scope impartial with it.

Claims (6)

1. voltage monitoring equipment is characterized in that possessing:
Voltage detection department (61), detect the high voltage generating unit input power voltage and compare with default reference voltage;
Voltage monitoring section (62) is according to the corresponding radiation of the comparative result output grant instruction of described voltage detection department (61).
2. voltage monitoring equipment as claimed in claim 1 is characterized in that, described voltage monitoring section (61) comprising:
Testing result reading unit (63) reads the voltage comparative result of described voltage detection department (61) by predetermined frequency;
Detect information recording unit (64), the voltage ratio that described testing result reading unit (63) reads is stored according to predetermined time than object information;
Radiation license control unit (65) is confirmed the voltage comparative result that described testing result reading unit (63) reads, if predetermined time described voltage comparative result satisfy rated condition, output radiation grant instruction then; If predetermined time described voltage comparative result do not satisfy rated condition, then output radiation can not instruction.
3. voltage monitoring equipment as claimed in claim 2 is characterized in that, described voltage detection department (61) adopts voltage comparator.
4. X ray CT device is characterized in that possessing:
X-ray tube is to by the subject X-ray irradiation;
X-ray detection device detects X ray described X-ray tube irradiation and that see through described subject;
Voltage detection department (61), detect the high voltage generating unit input power voltage and compare with default reference voltage;
Voltage monitoring section (62) is according to the corresponding radiation of the comparative result output grant instruction of described voltage detection department (61).
5. X ray CT device as claimed in claim 4 is characterized in that, described voltage monitoring section (61) comprising:
Testing result reading unit (63) reads the voltage comparative result of described voltage detection department (61) by predetermined frequency;
Detect information recording unit (64), the voltage ratio that described testing result reading unit (63) reads is stored according to predetermined time than object information;
Radiation license control unit (65) is confirmed the voltage comparative result that described testing result reading unit (63) reads, if predetermined time described voltage comparative result satisfy rated condition, output radiation grant instruction then; If predetermined time described voltage comparative result do not satisfy rated condition, then output radiation can not instruction.
6. X ray CT device as claimed in claim 6, described voltage detection department (61) adopts voltage comparator.
CN 201220521951 2012-10-12 2012-10-12 Voltage supervising device and X-ray CT device Expired - Lifetime CN202799361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220521951 CN202799361U (en) 2012-10-12 2012-10-12 Voltage supervising device and X-ray CT device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220521951 CN202799361U (en) 2012-10-12 2012-10-12 Voltage supervising device and X-ray CT device

Publications (1)

Publication Number Publication Date
CN202799361U true CN202799361U (en) 2013-03-13

Family

ID=47826525

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220521951 Expired - Lifetime CN202799361U (en) 2012-10-12 2012-10-12 Voltage supervising device and X-ray CT device

Country Status (1)

Country Link
CN (1) CN202799361U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107753045A (en) * 2016-08-23 2018-03-06 上海西门子医疗器械有限公司 Sweep parameter determines method, system and X-ray scanning equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107753045A (en) * 2016-08-23 2018-03-06 上海西门子医疗器械有限公司 Sweep parameter determines method, system and X-ray scanning equipment
CN107753045B (en) * 2016-08-23 2020-10-23 上海西门子医疗器械有限公司 Scanning parameter determination method and system and X-ray scanning equipment

Similar Documents

Publication Publication Date Title
CN102596041B (en) The control method of X ray CT device and X ray CT device
JP6490974B2 (en) Medical image diagnostic apparatus, medical image diagnostic method, and medical image diagnostic program
US20060120512A1 (en) Radiation imaging apparatus and method of controlling the same
CN103705255A (en) Mobile radiation imaging apparatus and system, and control method
US20170322619A1 (en) Operation of a detector facility
CN110074802B (en) Radiation imaging system, medical image capturing system and method, and storage medium
US20130181638A1 (en) Medical image diagnosis apparatus and top-board moving unit
CN202799361U (en) Voltage supervising device and X-ray CT device
CN109223010A (en) Radiation imaging apparatus and radiation imaging system
US20240000410A1 (en) Systems and methods for controlling imaging device
US20150320380A1 (en) Medical image diagnostic apparatus, medical image processing apparatus, medical image processing method and gantry moving position determination method
CN104936368A (en) X-ray device with a control unit and method for controlling energy consumption
US20170153333A1 (en) Radiation imaging apparatus, radiation imaging system, and method for controlling radiation imaging apparatus
CN202761297U (en) Information processing device, X-ray CT (Computed Tomography) device and medical system
JP2010249572A (en) System and device for generating radiation image
JP5428767B2 (en) Radiation image generation system
JP2022081875A (en) X-ray computer tomography device and control method
JP2015112257A (en) X-ray image-capturing apparatus
JP7163797B2 (en) Charging control device and mobile radiography system
US11974871B2 (en) Radiation imaging system including a radiation imaging apparatus, a relay apparatus, and a system control apparatus, method of controlling radiation imaging apparatus, and computer readable storage medium therefor
CN202821407U (en) Computed tomography scanner and X-ray computed tomography (CT) device
JP2015205101A (en) X-ray computed tomography device, medical image diagnosis device, and medical bed device
JP2020185306A (en) Medical information processing apparatus
JP2013108898A (en) Charging device for radiation cassette and method of charging radiation cassette
US11448782B2 (en) Radiation imaging apparatus, radiation imaging system, and control method for radiation imaging system

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160805

Address after: Japan Tochigi

Patentee after: TOSHIBA MEDICAL SYSTEMS Corp.

Address before: Tokyo, Japan

Patentee before: Toshiba Corp.

Patentee before: TOSHIBA MEDICAL SYSTEMS Corp.

CX01 Expiry of patent term

Granted publication date: 20130313

CX01 Expiry of patent term