CN205360272U - A laser monitoring devices for head radiotherapeutic equipment - Google Patents
A laser monitoring devices for head radiotherapeutic equipment Download PDFInfo
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- CN205360272U CN205360272U CN201520999725.6U CN201520999725U CN205360272U CN 205360272 U CN205360272 U CN 205360272U CN 201520999725 U CN201520999725 U CN 201520999725U CN 205360272 U CN205360272 U CN 205360272U
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
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Abstract
The utility model discloses a radiotherapeutic equipment's laser monitoring devices, the device includes: laser -bounce route subassembly and monitor control subassembly, laser -bounce route subassembly includes laser generation unit, laser -bounce unit and laser receiving unit, and the laser -bounce unit sets up in patient's head or somatic part to it gets into radiotherapeutic equipment treatment chamber to follow the patient, laser generation unit, laser -bounce unit and laser receiving unit use the laser -bounce unit to form the reflection route as the refletion point, the data of laser receiving unit in order to acquire laser receiving unit are connected to the monitor control subassembly. The utility model discloses can carry out real time monitoring to the treatment process, timely discovery is treated the unusual of in -process and can be made a response rapidly when the emergence is unusual, ensures patient's personal safety and guarantees treatment.
Description
Technical field
This utility model relates to field of radiation therapy, particularly relates to a kind of laser monitoring device for radiotherapy apparatus.
Background technology
Radiotherapy, as a kind of important means of oncotherapy, is more and more used to the treatment of tumor.Mostly existing tumor radiotherapy equipment is to have a treatment space, needs patient part is positioned this fixed position, space during patient treatment.
When patients head or body accept treatment, its head or body are likely to some little movements of subconscious generation.But being because the structure of therapeutic equipment and radiocurable particularity, current equipment monitor in real time patient cannot treat the situation that intracavity carries out treating.It is likely to when patient body especially head is moved and is not but perceived as and proceeds treatment, finally affect therapeutic effect, even patient can be caused irreversible injury.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of laser monitoring device for radiotherapy apparatus; therapeutic process can be carried out monitor in real time; find the exception in therapeutic process in time and can make a response rapidly when occurring abnormal, it is ensured that patient's personal safety and guarantee therapeutic effect.
For solving above-mentioned technical problem, the technical scheme that this utility model adopts is: a kind of laser monitoring device for head radiotherapy equipment, this device includes: laser-bounce path assembly and Monitoring and Controlling assembly；Wherein, laser-bounce path assembly includes laser and generates unit, laser-bounce unit and laser pick-off unit, and laser-bounce unit is arranged at patients head or body, and follows patient and enter radiotherapy apparatus treatment chamber；Laser generates unit, laser-bounce unit and laser pick-off unit and forms reflex path with laser-bounce unit for pip；Monitoring and Controlling assembly connects laser pick-off unit to obtain the data of laser pick-off unit.
Wherein, laser generates unit and laser pick-off unit is arranged in laser box, and laser box is arranged on therapeutic bed, and just to laser-bounce unit, the box body of laser-bounce unit is just being arranged two openings by laser box, in order to make laser injection and to inject.
Wherein, laser monitoring device also includes, by a plate, being vertically installed in the bed body of therapeutic bed, and a sidewall of laser box connects described connecting plate.
Wherein, laser box rotates to an angle along connecting plate, to adjust the direction of laser emission element transmitting laser.
Wherein, laser generation unit and/or laser pick-off unit are connected on shield door and/or ceiling by connector.
Wherein, laser pick-off unit connects image display unit.
Wherein, Monitoring and Controlling assembly connects pass source apparatus and the facility switching of head radiotherapy apparatus.
It is different from prior art, laser monitoring device of the present utility model forms a laser-bounce path by laser-bounce path assembly, patients head or body, one laser-bounce unit is set, project on laser-bounce unit after laser emission element injection laser, it is finally projected to laser-bounce unit through the reflection of laser-bounce unit, when laser-bounce unit changes with patient shift position, angle of incidence and angle of reflection can be caused to change, Monitoring and Controlling assembly can carry out respective handling after monitoring above-mentioned change, make continual cure according to different situations or close the feedbacks such as radioactive source stopped treatment.Therapeutic process can be carried out monitor in real time by this utility model, finds the exception in therapeutic process in time and can make a response rapidly when occurring abnormal, it is ensured that patient's personal safety and guarantee therapeutic effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of a kind of laser monitoring device for radiotherapy apparatus that this utility model provides；
Fig. 2 is the structural representation of the second embodiment of a kind of laser monitoring device for radiotherapy apparatus that this utility model provides；
Fig. 3 is the structural representation of the 3rd embodiment of a kind of laser monitoring device for radiotherapy apparatus that this utility model provides.
Detailed description of the invention
Make to describe in more detail further to the technical solution of the utility model below in conjunction with detailed description of the invention.Obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under the premise not making creative work, all should belong to the scope of this utility model protection.
Radiotherapy is the technology utilizing the high-energy ray that radioactive source or various armarium produce that tumor is treated, and the lesions position of sufferer is carried out radioactivity process.But when relating to head treatment, need in the treatment chamber of the head feeding radiotherapy apparatus of patient, treatment chamber is in the state of non-exposed, when sufferer head enters treatment intracavity, because the treatment cavity configuration of therapeutic equipment and radiocurable particularity, it is impossible to monitor in real time patient carries out situation about treating at treatment intracavity.In therapeutic process, patients head is likely to produce unanticipated action or displacement and fail to be monitored to, and so not only affects therapeutic effect, patient even can cause irreversible injury.
Consult the structural representation that Fig. 1, Fig. 1 are the first embodiments of a kind of laser monitoring device for radiotherapy apparatus that this utility model provides.This device 100 includes laser-bounce path assembly 110 and Monitoring and Controlling assembly 120.In the present invention, laser monitoring device is applicable to the radiotherapy apparatus of disposable type, and in embodiments of the present invention, radiotherapy apparatus is preferably head radiotherapy equipment.
Laser-bounce path assembly 110 includes laser and generates unit 111, laser-bounce unit 112 and laser pick-off unit 113, laser-bounce unit 112 is separable is fixedly installed on patients head, by flexible, transmission of radiation can be stoped and can make the material of indirect ray, fit its head with the radian of patient's head dummy.It is preferably disposed on the left and right sides of patients head.Laser generates unit 111 and is used for launching laser beam, medical worker be arranged at ray and can project the position of laser-bounce unit 112.For making laser beam can project on laser-bounce unit 112, laser can be generated unit 111 and be arranged at arbitrary correct position by medical worker, as in therapeutic bed (not shown) bed body, or the shield door (not shown) of radiotherapy apparatus, and on the ceiling of therapeutic room or wall.Laser pick-off unit 113 then generates unit 111, the setting of laser-bounce unit 112 and light reflection principle according to laser, is arranged at laser beam and reflects on the projection route of back reflection light through laser-bounce unit 112.
In radiotherapy procedure, laser generating unit 111 launches laser, projects on laser-bounce unit 112, projects on laser pick-off unit 113 after laser-bounce unit 112 reflects, and forms laser-bounce path.When producing unanticipated action or displacement as patients head, the laser-bounce unit 112 being arranged at head is driven to produce mobile, the reflection point position of laser-bounce and the direction of reflection normal is made to change, the angle deviating of reflection light, last part or all cannot project on laser pick-off unit 113.
Monitoring and Controlling assembly 120 connects laser pick-off unit 113, when monitoring the reflection light being incident upon on laser pick-off unit 113 and changing, confirm that patients head produces unanticipated action or displacement, Monitoring and Controlling assembly 120 controls head radiotherapy equipment and closes source body, or close hull closure and exit therapeutic bed, after medical worker adjusts, restart treatment.
It is different from prior art, laser monitoring device of the present utility model forms a laser-bounce path by laser-bounce path assembly, patients head, one laser-bounce unit is set, project on laser pick-off unit after laser emission element injection laser, it is finally projected to laser-bounce unit through the reflection of laser-bounce unit, when laser-bounce unit changes with patients head shift position, angle of incidence and angle of reflection can be caused to change, Monitoring and Controlling assembly can carry out respective handling after monitoring above-mentioned change, make continual cure according to different situations or close the feedbacks such as radioactive source stopped treatment.Therapeutic process can be carried out monitor in real time by this utility model, finds the exception in therapeutic process in time and can make a response rapidly when occurring abnormal, it is ensured that patient's personal safety and guarantee therapeutic effect.
Consult the structural representation that Fig. 2, Fig. 2 are the second embodiments of a kind of laser monitoring device for head radiotherapy equipment that this utility model provides.This device 200 includes laser-bounce path assembly 210 and Monitoring and Controlling assembly 220.
Laser-bounce unit 212 is similar to previous embodiment even identical, repeats no more.Device 200 also includes laser box 230, and laser box 230 is arranged on therapeutic bed 201, and laser generating unit 211 and laser pick-off unit 213 are arranged in laser box 230.Laser box 230 is the cavity of the arbitrary structures of hollow, it is preferred to cuboid, and the laser box 230 of rectangular structure has a surface 231 just to laser-bounce unit 212, this surface 231 opening, or arranges two openings less than surface 231 area on the surface 231 closed.Laser is generated unit 211 and laser pick-off unit 213 is arranged in laser box 230, in the present embodiment, select to arrange two openings less than surface 231 half of the area on the surface 231 closed, making laser generate unit 211 and launch laser beam by one of them opening, laser pick-off unit 213 is by another opening receiving mechanism ray.Laser pick-off unit 213, by adjusting the position of laser box 230, makes laser generate unit 211 and launches laser beam, after laser-bounce unit 212 reflects, laser pick-off unit 213 receive.
In therapeutic process, when patients head produces unanticipated action or displacement, the laser-bounce unit 212 being arranged at head is driven to be moved, the reflection point position of laser-bounce and the direction of reflection normal is made to change, the angle deviating of reflection light, last part or all cannot project on laser pick-off unit 213.
Monitoring and Controlling assembly 220 monitors the reflection light being incident upon on laser pick-off unit 213 when changing, confirm that patients head produces unanticipated action or displacement, Monitoring and Controlling assembly 220 controls head radiotherapy equipment and closes source body, or pass hull closure exits therapeutic bed, treats that medical worker processes.
Further, connecting plate 240 is also included.Connecting plate is plate-shaped, and the bed surface being perpendicular to therapeutic bed is fixedly installed, and connecting plate 240 connects a sidewall of laser box 230, and laser box 230 can rotate relative to connecting plate 240, to adjust the direction launching laser of laser emission element 211.Medical worker before therapeutic bed 201 enters treatment chamber, can adjust the angle of the relative bed body of laser box 230, makes laser generate unit 211, laser-bounce unit 212 and laser pick-off unit 213 and forms the laser-bounce path being suitable for.
It is different from prior art, laser monitoring device of the present utility model forms a laser-bounce path by laser-bounce path assembly, patients head, one laser-bounce unit is set, laser emission element and laser pick-off unit are arranged at one just in laser box to laser-bounce unit, project on laser-bounce unit after laser emission element injection laser, it is finally projected to laser pick-off unit through the reflection of laser-bounce unit, when laser-bounce unit changes with patients head shift position, angle of incidence and angle of reflection can be caused to change, Monitoring and Controlling assembly can carry out respective handling after monitoring above-mentioned change, make continual cure according to different situations or close the feedbacks such as radioactive source stopped treatment.Therapeutic process can be carried out monitor in real time by this utility model, finds the exception in therapeutic process in time and can make a response rapidly when occurring abnormal, it is ensured that patient's personal safety and guarantee therapeutic effect.
Consult the structural representation that Fig. 3, Fig. 3 are the 3rd embodiments of a kind of laser monitoring device for head radiotherapy equipment that this utility model provides.This device 300 includes laser-bounce path assembly 310 and Monitoring and Controlling assembly 320.
Head radiotherapy equipment (not shown) involved by this utility model is the head radiotherapy equipment of existing any brand and model, for the laser-bounce path that the formation of guarantee laser-bounce path assembly 310 is complete, when laser-bounce unit 312 is arranged at patients head as described in aforementioned embodiments, laser generating unit 311 and laser pick-off unit 313 are placed according to the position of laser-bounce unit 312 and the structure of head radiotherapy equipment (not shown).In the present embodiment, limitations because of some type header radiotherapy apparatus, its therapeutic bed does not have redundant space laser generating unit 311 and laser pick-off unit 313 are set, generally require and by connector (not shown), laser generating unit 311 and laser pick-off unit 313 are arranged at radiotherapy apparatus treatment chamber outside treatment chamber.In the present embodiment, connector (not shown) is pull bar 330, laser generating unit 311 and laser pick-off unit 313 can be passed through two pull bars 330 and be connected on shield door, body of wall or ceiling (sign), in Fig. 3, pull bar 330 is connected to the ceiling in therapeutic room.Can simultaneously or move laser generating unit 311 and the position of laser pick-off unit 313 each via pull bar 330, laser generating unit 311 and laser pick-off unit 313 are extend into the position that treatment intracavity portion is suitable, it is equipped with the laser-bounce unit 312 in patients head, forms complete laser-bounce path.
Meanwhile, laser pick-off unit 313 connects image display unit 340.Reflection light is received by laser pick-off unit 313 and is converted and forms picture, and the picture of generation is sent to image display unit 340 by laser pick-off unit 313 to be shown for medical worker's observation.When patient is moved and drives laser-bounce unit 312 position to change, the angle of reflection light changes, the pattern form or the pattern position in picture that cause the picture of laser pick-off unit 313 change, by detecting this change, and then the instruction that laser-bounce unit 312 is subjected to displacement is transferred to Monitoring and Controlling assembly 320.Monitoring and Controlling assembly 320 connects the switch (sign) closing source apparatus and radiotherapy apparatus of head radiotherapy apparatus, receive patients head position at Monitoring and Controlling assembly 320 and be subjected to displacement the scope of surpassing the expectation, the pass source apparatus that will trigger head radiotherapy apparatus closes radioactive source, avoid when non-treatment state, patient is irradiated by lonizing radiation and is worked the mischief, simultaneously for ensureing patient safety, trigger head radiotherapy apparatus and close main switch, the therapeutic bed of carrying patient is exited from treatment chamber, continual cure after head radiotherapy apparatus (not shown) has been detected by medical worker.
In actual therapeutic process, in fact it could happen that following situation: although patients head produces displacement beyond desired extent, but through patient's tune themselves, this displacement can return in desired extent, laser-bounce path recovery.For solving this problem, can first connect a time delay module 350 at image display unit 340 before the pass source apparatus being connected to Monitoring and Controlling assembly 320 and head radiotherapy equipment and facility switching (sign).When image display unit 340 monitors above-mentioned displacement (alreading more than desired extent), the switch of the radioactive source body of radiotherapy apparatus immediately closes off, and waits that patient carries out tune themselves.If recovered (in the time threshold that time delay module 350 sets) in the displacement short time, then reopen the switch continual cure of the radioactive source body of radiotherapy apparatus；If this displacement persistent period exceedes the time threshold of setting, to closing source apparatus and the instruction of facility switching (sign) transmission closedown, make the therapeutic bed of radiotherapy apparatus exit from treatment chamber, wait that medical worker processes.
It is different from prior art, laser monitoring device of the present utility model forms a laser-bounce path by laser-bounce path assembly, patients head, one laser-bounce unit is set, for coordinating any type of head radiotherapy equipment, laser generating unit and laser pick-off unit are arranged at the outside of head radiotherapy equipment, when laser-bounce unit changes with patients head shift position, angle of incidence and angle of reflection can be caused to change, Monitoring and Controlling assembly can carry out respective handling after monitoring above-mentioned change, make continual cure according to different situations or close the feedbacks such as radioactive source stopped treatment.Therapeutic process can be carried out monitor in real time by this utility model, finds the exception in therapeutic process in time and can make a response rapidly when occurring abnormal, it is ensured that patient's personal safety and guarantee therapeutic effect.
In the above-described embodiment, for ensureing therapeutic effect, patient can be made to lie low on therapeutic bed, be respectively provided with laser generating unit and laser pick-off unit in head both sides, accurately to monitor the movement of patients head, it is to avoid damage.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in scope of patent protection of the present utility model.
Claims (7)
1. the laser monitoring device for radiotherapy apparatus, it is characterised in that including: laser-bounce path assembly and Monitoring and Controlling assembly；
Wherein, described laser-bounce path assembly includes laser and generates unit, laser-bounce unit and laser pick-off unit, and described laser-bounce unit is arranged at patients head or body, and follows patient and enter described radiotherapy apparatus treatment chamber；Described laser generates unit, laser-bounce unit and laser pick-off unit and forms reflex path with described laser-bounce unit for pip；Described Monitoring and Controlling assembly connects described laser pick-off unit to obtain the data of described laser pick-off unit.
2. laser monitoring device according to claim 1, it is characterized in that, described laser generates unit and described laser pick-off unit is arranged in laser box, described laser box is arranged on therapeutic bed, just to described laser-bounce unit, described laser-bounce unit is just arranged two openings by described laser box, in order to make laser injection and to inject.
3. laser monitoring device according to claim 2, it is characterised in that described laser monitoring device also includes, by a plate, being vertically installed in the bed body of described therapeutic bed, a sidewall of described laser box connects described connecting plate.
4. laser monitoring device according to claim 3, it is characterised in that described laser box rotates to an angle along described connecting plate, to adjust the direction of described laser emission element transmitting laser.
5. laser monitoring device according to claim 1, it is characterised in that described laser generates unit and/or described laser pick-off unit is connected on shield door and/or the ceiling of described radiotherapy apparatus by connector.
6. laser monitoring device according to claim 1, it is characterised in that described laser pick-off unit connects image display unit, shows corresponding image with the output data according to laser pick-off unit.
7. laser monitoring device according to claim 1, it is characterised in that the pass source apparatus of the described Monitoring and Controlling assembly described radiotherapy apparatus of connection and facility switching are to control radiotherapy apparatus.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999725.6U CN205360272U (en) | 2015-12-03 | 2015-12-03 | A laser monitoring devices for head radiotherapeutic equipment |
| PCT/CN2016/108578 WO2017092718A1 (en) | 2015-12-03 | 2016-12-05 | Laser monitoring device for use in head radiotherapy equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999725.6U CN205360272U (en) | 2015-12-03 | 2015-12-03 | A laser monitoring devices for head radiotherapeutic equipment |
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| CN205360272U true CN205360272U (en) | 2016-07-06 |
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| CN201520999725.6U Active CN205360272U (en) | 2015-12-03 | 2015-12-03 | A laser monitoring devices for head radiotherapeutic equipment |
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| CN (1) | CN205360272U (en) |
| WO (1) | WO2017092718A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017092718A1 (en) * | 2015-12-03 | 2017-06-08 | 深圳市奥沃医学新技术发展有限公司 | Laser monitoring device for use in head radiotherapy equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5553112A (en) * | 1995-06-06 | 1996-09-03 | Medical Instrumentation And Diagnostics Corp. | Laser measuring apparatus and method for radiosurgery/stereotactic radiotherapy alignment |
| JP2005323783A (en) * | 2004-05-14 | 2005-11-24 | Hitachi High-Technologies Corp | Biomagnetism measuring device |
| CN203988552U (en) * | 2014-08-06 | 2014-12-10 | 南通市第一人民医院 | The controlled axial traction automatic controller of a kind of cervical vertebra |
| CN104116582B (en) * | 2014-08-06 | 2016-04-13 | 南通市第一人民医院 | Cervical vertebra controlled axial traction automatic controller |
| CN205360272U (en) * | 2015-12-03 | 2016-07-06 | 深圳市奥沃医学新技术发展有限公司 | A laser monitoring devices for head radiotherapeutic equipment |
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2015
- 2015-12-03 CN CN201520999725.6U patent/CN205360272U/en active Active
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- 2016-12-05 WO PCT/CN2016/108578 patent/WO2017092718A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017092718A1 (en) * | 2015-12-03 | 2017-06-08 | 深圳市奥沃医学新技术发展有限公司 | Laser monitoring device for use in head radiotherapy equipment |
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| WO2017092718A1 (en) | 2017-06-08 |
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