CN204121621U - A kind of radiotherapy unit - Google Patents
A kind of radiotherapy unit Download PDFInfo
- Publication number
- CN204121621U CN204121621U CN201420405894.8U CN201420405894U CN204121621U CN 204121621 U CN204121621 U CN 204121621U CN 201420405894 U CN201420405894 U CN 201420405894U CN 204121621 U CN204121621 U CN 204121621U
- Authority
- CN
- China
- Prior art keywords
- distance
- measured target
- optical pickocff
- image
- radiotherapy equipment
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of radiotherapy equipment, comprise frame, the accelerator be installed in described frame, and the grating be installed on below accelerator, described radiotherapy equipment also comprises: DODI digital dynamic range unit, it comprises at least one photographic head, in the frame that described photographic head is installed on radiotherapy equipment or on grating frame, for the distance between detection of dynamic radioactive source to target.The beneficial effects of the utility model are, utilize DODI digital dynamic range unit, distance between detection of dynamic radioactive source to target, make can to grasp in real time when carrying out checking and treating the distance between accelerator or grating and patient and/or therapeutic bed, for providing more intuitively controlled Data support when doctor formulates therapeutic scheme and treatment.
Description
Technical field
This utility model relates to a kind of armarium, particularly with accelerator therapy instrument with the use of a kind of radiotherapy unit.
Background technology
When carrying out radiotherapy to tumor (target area), need to the accurate location of tumor.In the 3 d space, a series of CT image reconstruction, at the CT image of CT Room scanning patient, is become 3-D view by algorithm, now, can locate the three-dimensional coordinate of tumor in three-dimensional image by doctor or physics Shi Shouxian.Then patient is placed into accelerator room and resets, by center (isocenter) inregisters such as the three-dimensional coordinate of tumor and the treatments of accelerator by doctor or physics teacher.Finally start treatment.But the at present associated treatment equipment function that do not have dynamic realtime find range, also to inquire into relevant issues without any technical literature or patent documentation or the technology that provides is enlightened, and does not also recognize that dynamic distance brings huge progress to radiotherapy.Under present circumstances, dynamic distance can bring huge advance not to be apparent to radiotherapy.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of radiotherapy unit that can carry out dynamic distance.
For achieving the above object, the technical solution of the utility model is: a kind of radiotherapy equipment, comprises frame, the accelerator be installed in described frame, and is installed on the grating below accelerator, and described radiotherapy equipment also comprises:
DODI digital dynamic range unit, it comprises at least one optical pickocff, in the frame that described optical pickocff is installed on radiotherapy equipment or on grating frame, for the distance between detection of dynamic radioactive source to target.
Preferably, described DODI digital dynamic range unit is a monocular distance measuring device, comprising:
An optical pickocff, for carrying out digital image acquisition to measured target;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, and then obtain the ratio that measured target accounts for optical pickocff imaging;
Metrics calculation unit: the measured target obtained according to fixed focal length value and image or video processing unit accounts for the ratio of optical pickocff imaging, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and the distance of measured target is added in video image;
Display: will the information displaying of measured target distance be superimposed with out.
Preferably, described DODI digital dynamic range unit is a pair of order range unit, comprising:
Two optical pickocffs, with accelerator axis for reference mirror picture is arranged on frame or grating, for carrying out digital image acquisition to measured target respectively;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, the image of two optical pickocff shootings is contrasted, and adjust each parameter of optical pickocff according to result, until the image mirror image each other of two optical pickocff shootings;
Metrics calculation unit: according to the axis inclination angle of fixed focal length value and two optical pickocffs, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and is added in video image by the distance of measured target;
Display: will the information displaying of measured target distance be superimposed with out.
Preferably, described DODI digital dynamic range unit is also provided with a laser cross light source, and it projects cross light on measured target, as the focus that optical pickocff focuses on.
Preferably, described DODI digital dynamic range unit is also provided with a LASER Light Source, and the hot spot of its projection solid shape, on measured target, takes a standard area in image as optical pickocff.
Preferably, described radiotherapy equipment is also provided with dynamic distance control device, described dynamic distance adjusting device receives the distance parameter that described DODI digital dynamic range unit sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed.
The beneficial effects of the utility model are, utilize DODI digital dynamic range unit, distance between detection of dynamic radioactive source to target, make can to grasp in real time when carrying out checking and treating the distance between accelerator or grating and patient and/or therapeutic bed, for providing more intuitively controlled Data support when doctor formulates therapeutic scheme and treatment.
Further, described frame is also equiped with at least one blind area optical pickocff, described blind area optical pickocff generates fade chart picture and/or the distance parameter with approaching object in the visual field.These parameters are image and the parameter that operator provides blind area, avoid maloperation.
Further, described blind area optical pickocff is connected with described dynamic distance control device signal, described dynamic distance adjusting device receives the distance parameter that described blind area optical pickocff sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed.Further solve the potential risk that blind area equipment room movement locus is interfered, and automatically can evade the generation of collision.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of embodiment of this utility model;
Fig. 2 is the schematic diagram of the another kind of embodiment of this utility model.
Numeral and the corresponding component title represented by letter in figure:
1. the detection of frame 2. accelerator 3. grating 4. rotating crank arm 5. photographic head 6. patient 7. therapeutic bed 8. digital picture is dull and stereotyped
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
A kind of embodiment of the present utility model,
As shown in Figure 1, a kind of radiotherapy equipment, comprises frame 1, the accelerator 2 be installed in described frame, and is installed on the grating 3 below accelerator 2, and described radiotherapy equipment also comprises:
DODI digital dynamic range unit, it comprises at least one optical pickocff and (chooses photographic head 5 in practical application, also infrared imaging system or other visual light imaging device can be chosen as required), in the frame 2 that described photographic head 5 is installed on radiotherapy equipment or on grating frame 3, for the distance between detection of dynamic radioactive source to target.
In certain embodiments, DODI digital dynamic range unit is chosen as a monocular distance measuring device, comprising:
A photographic head, for carrying out digital image acquisition to measured target;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, and then obtain the ratio that measured target accounts for video camera imaging;
Metrics calculation unit: the measured target obtained according to fixed focal length value and image or video processing unit accounts for the ratio of video camera imaging, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and the distance of measured target is added in video image;
Display: will the information displaying of measured target distance be superimposed with out.
Monocular distance measuring device in the present embodiment also can select the technical scheme being applied to camera focusing system and other field in prior art, when being applied to this area, preferably by held on grating, itself and accelerator synchronization lifting are moved.
Be positioned on the axis of accelerator in order to make photographic head when finding range, to improve range accuracy, do not affect accelerator work again simultaneously, be arranged on by photographic head on the free end of a rotating crank arm 4, when needs photographic head carries out range finding work, rotating crank arm 4 rotates, photographic head is moved on accelerator axis, after having found range, then till moving to stop, junior range work can be proceeded till stop.Rotating crank arm also can adopt multi-joint mechanical arm or other structures.
In other embodiment, described DODI digital dynamic range unit is a pair of order range unit, comprising:
Two photographic head, with accelerator axis for reference mirror picture is arranged on frame or grating, for carrying out digital image acquisition to measured target respectively;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, the image of two photographic head shootings is contrasted, and adjust each parameter of photographic head according to result, until the image mirror image each other of two photographic head shootings;
Metrics calculation unit: according to the axis inclination angle of fixed focal length value and two photographic head, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and is added in video image by the distance of measured target;
Display: will the information displaying of measured target distance be superimposed with out.
In other embodiment, to focus as early as possible to make photographic head and two and above photographic head can divide into groups to determine that focus is focused to some, described DODI digital dynamic range unit is also provided with a laser cross light source, it projects cross light on measured target, as the focus that photographic head focuses on.Cross light source also can change circular light spot, or in circular light spot, add heterochromatic cross figure.
In order to computed range more fast and easily, in other embodiment, described DODI digital dynamic range unit is also provided with a LASER Light Source, hot spot of its projection solid shape on measured target, as a standard area in photographic head shooting image.Due to the characteristic of laser, its facula area is in so near distance, and variable quantity is negligible, a standard area can be obtained thus, the target image of shooting is compared with this standard area, then in conjunction with the parameter of photographic head, conveniently can calculate distance accurately.
As shown in Figure 2, in other embodiment, detect dull and stereotyped 8 to prevent the running orbit of equipment and therapeutic bed 7 and patient 6 and digital picture to interfere, and cause damage equipment and injury patient, described radiotherapy equipment is also provided with dynamic distance control device, described dynamic distance adjusting device receives the distance parameter that described DODI digital dynamic range unit sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed, or Mobile treatment table 7 and patient 6 and digital picture detect dull and stereotyped 8, them are made to leave the orbit of equipment, avoid colliding.
The beneficial effects of the utility model are, utilize DODI digital dynamic range unit, distance between detection of dynamic radioactive source to target, make can to grasp in real time when carrying out checking and treating the distance between accelerator or grating and patient and/or therapeutic bed, for providing more intuitively controlled Data support when doctor formulates therapeutic scheme and treatment.
In practical application, in above-described embodiment, DODI digital dynamic range unit is arranged on below accelerator or grating blade, it will follow accelerator and grating rotates, therefore there is blind area, for in blind area between object the interference of movement locus and the understanding of operator to blind area situation all lack support, so in other embodiment, described frame is also equiped with at least one blind area optical pickocff, when blind area optical pickocff only has one, this blind area optical pickocff can be arranged in the frame below therapeutic bed, when blind area optical pickocff is two, they are arranged in the frame below therapeutic bed, and and grating blade on optical pickocff layout triangular in shape, when for more than three, can arrange along frame even circumferential, the quantity of blind area optical pickocff is arranged as required, described blind area optical pickocff generates fade chart picture and/or the distance parameter with approaching object in the visual field.These parameters are image and the parameter that operator provides blind area, avoid maloperation.
In further optimal enforcement example, described blind area optical pickocff is connected with described dynamic distance control device signal, described dynamic distance adjusting device receives the distance parameter that described blind area optical pickocff sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed.Further solve the potential risk that blind area equipment room movement locus is interfered, and automatically can evade the generation of collision.This utility model is applied in radiotherapy equipment by creationary for range-measurement system, solve the drawback that the industry does not for many years solve, in prior art, when equipment adjustment, all that therapeutic bed and human body are removed, evade the interference that movement locus is possible each other, the user of equipment research staff and equipment does not all find the impact that this problem is brought work efficiency and potential risks, just be devoted to the same dealer of equipment research and development, nobody proposes the interference of movement locus to efficiency and the easy-to-use impact brought in decades, this suffices to show that this technical problem is not apparent, find that namely this problem itself has patentability.This utility model goes a step further to intelligent direction is advanced in years greatly by radiotherapy equipment, in its various embodiments, achieve the real-time measurement of the spacing to accelerator and patient and other part of appliance, make as required adjustment to be carried out to technical scheme and can realize living several function with the next one: 1, the real-time measurement of distance.2, distance parameter is applied the assist control of data.3, automatic anticollision controls.4,360 ° of non-blind areas are monitored in real time, and to the assistance application controlled.And other functions do not described.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from this utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (8)
1. a radiotherapy equipment, comprises frame, the accelerator be installed in described frame, and is installed on the grating below accelerator, and it is characterized in that, described radiotherapy equipment also comprises:
DODI digital dynamic range unit, it comprises at least one optical pickocff, in the frame that described optical pickocff is installed on radiotherapy equipment or on grating frame, for the distance between detection of dynamic radioactive source to target.
2. radiotherapy equipment according to claim 1, is characterized in that, described DODI digital dynamic range unit is a monocular distance measuring device, comprising:
An optical pickocff, for carrying out digital image acquisition to measured target;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, and then obtain the ratio that measured target accounts for optical pickocff imaging;
Metrics calculation unit: the measured target obtained according to fixed focal length value and image or video processing unit accounts for the ratio of optical pickocff imaging, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and the distance of measured target is added in video image;
Display: will the information displaying of measured target distance be superimposed with out.
3. radiotherapy equipment according to claim 1, is characterized in that, described DODI digital dynamic range unit is a pair of order range unit, comprising:
Two optical pickocffs, with accelerator axis for reference mirror picture is arranged on frame or grating, for carrying out digital image acquisition to measured target respectively;
Image or video processing unit, for carrying out pretreatment to the digital picture obtained, obtain the digital picture of measured target, the image of two optical pickocff shootings is contrasted, and adjust each parameter of optical pickocff according to result, until the image mirror image each other of two optical pickocff shootings;
Metrics calculation unit: according to the axis inclination angle of fixed focal length value and two optical pickocffs, and the preset parameter of visible light lens and photo-sensitive cell calculates the distance of measured target, and is added in video image by the distance of measured target;
Display: will the information displaying of measured target distance be superimposed with out.
4. according to the arbitrary described radiotherapy equipment of Claim 1-3, it is characterized in that, described DODI digital dynamic range unit is also provided with a laser cross light source, and it projects cross light on measured target, as the focus that optical pickocff focuses on.
5. according to the arbitrary described radiotherapy equipment of Claim 1-3, it is characterized in that, described DODI digital dynamic range unit is also provided with a LASER Light Source, and the hot spot of its projection solid shape, on measured target, takes a standard area in image as optical pickocff.
6. according to the arbitrary described radiotherapy equipment of Claim 1-3, it is characterized in that, described radiotherapy equipment is also provided with dynamic distance control device, described dynamic distance adjusting device receives the distance parameter that described DODI digital dynamic range unit sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed.
7. radiotherapy equipment according to claim 6, is characterized in that, described frame is also equiped with at least one blind area optical pickocff, and described blind area optical pickocff generates fade chart picture and/or the distance parameter with approaching object in the visual field.
8. radiotherapy equipment according to claim 7, it is characterized in that, described blind area optical pickocff is connected with described dynamic distance control device signal, described dynamic distance adjusting device receives the distance parameter that described blind area optical pickocff sends, then to the distance between adjustment accelerator or grating and patient and/or therapeutic bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405894.8U CN204121621U (en) | 2014-07-22 | 2014-07-22 | A kind of radiotherapy unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405894.8U CN204121621U (en) | 2014-07-22 | 2014-07-22 | A kind of radiotherapy unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204121621U true CN204121621U (en) | 2015-01-28 |
Family
ID=52378012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405894.8U Active CN204121621U (en) | 2014-07-22 | 2014-07-22 | A kind of radiotherapy unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204121621U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105268119A (en) * | 2014-07-22 | 2016-01-27 | 苏州雷泰医疗科技有限公司 | Radiotherapy apparatus |
| CN105983183A (en) * | 2015-02-27 | 2016-10-05 | 苏州雷泰医疗科技有限公司 | Radiation therapy device |
-
2014
- 2014-07-22 CN CN201420405894.8U patent/CN204121621U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105268119A (en) * | 2014-07-22 | 2016-01-27 | 苏州雷泰医疗科技有限公司 | Radiotherapy apparatus |
| CN105268119B (en) * | 2014-07-22 | 2019-06-18 | 苏州雷泰医疗科技有限公司 | A kind of radiotherapy unit |
| CN105983183A (en) * | 2015-02-27 | 2016-10-05 | 苏州雷泰医疗科技有限公司 | Radiation therapy device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102462506B (en) | Laser-guided medical equipment automatic positioning system and method | |
| CN105268119A (en) | Radiotherapy apparatus | |
| CN104707260A (en) | System and method for determining position of objects in radiation room for radiation therapy | |
| US7697147B2 (en) | Apparatus and method for the representation of an area on the surface of a patient's body | |
| US8130384B2 (en) | Apparatus and method for the representation of an area on the surface of a patient's body | |
| JP6140197B2 (en) | Method and apparatus for measuring quality accuracy of machine and dosimetry in radiotherapy in real time | |
| JP4981966B2 (en) | Radiotherapy apparatus control method and radiotherapy apparatus control apparatus | |
| CN102824693B (en) | System for verifying radiotherapy plan before online therapy | |
| US7587024B2 (en) | Particle beam irradiation system | |
| CN107913079B (en) | Radiation field verification device and method for medical equipment | |
| CN112450952A (en) | Setting an X-ray radiation unit | |
| TW201542171A (en) | Automatic selected human portion identification and adjustment device for medical equipment | |
| KR20190021027A (en) | X-ray imaging apparatus and control method for the same | |
| US10849589B2 (en) | X-ray imaging apparatus and control method thereof | |
| KR100955686B1 (en) | Method of tracing an eyeball in an eyeball tumor treatment | |
| CN108992796B (en) | Patient monitoring system | |
| CN204121621U (en) | A kind of radiotherapy unit | |
| CN105983183A (en) | Radiation therapy device | |
| CN108815719B (en) | Position display method and position display system | |
| CN205924726U (en) | Radiation therapy system | |
| CN204207844U (en) | Filming apparatus and the system for locating the filming apparatus performing medical science shooting | |
| KR101641077B1 (en) | Three-dimensional dose distribution measurement apparatus for brain radiosurgery device | |
| CN206577247U (en) | The range unit of radiotherapy apparatus | |
| CN116529756A (en) | Monitoring method, device and computer storage medium | |
| WO2020020266A1 (en) | Focus tracking and positioning system for four-dimensional single-source gamma knife and positioning method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |