A kind of device for fastening for radiotherapy head and neck neoplasmTechnical field
The present invention relates to medical instruments field, especially a kind of device for fastening for radiotherapy head and neck neoplasm.
Background technique
With the development of radiation therapy technology, intensity modulated radiation therapy technology developed in recent years is even more one and high-level putsPenetrate therapeutic modality.Intensity-modulated radiation therapy accuracy is high, according to relevant report, 5% dose error may cause 10% ~ 20% it is swollenTumor control rate (TCP) variation is then bigger for complication probability (NTCP) variation of normal tissue.Therefore to radiotherapy unitControl accuracy requirement it is high, the existing method to head-cervical radiotherapy Postural immobilization mainly have sandbag fixation, foam plastic pillow (orSimple headrest) nylon takes band fixation and pyrolysis plastic face mask fixation etc., and the former two's stationarity is poor, though the latter fixes compared with canIt leans on, but control accuracy difference, is easy to accidentally injure and accidentally irradiate, in addition the radiation-absorbing material of existing incidence radiotherapy unit absorbsLow efficiency cannot ensure the requirement for reducing radiation damage, thus be badly in need of developing a kind of fixation device of incidence radiotherapy orAbsorbing material.
Summary of the invention
A series of concept of reduced forms is introduced in Summary, this will in the detailed description section intoOne step is described in detail.Summary of the invention is not meant to attempt to limit technical solution claimedKey feature and essential features do not mean that the protection scope for attempting to determine technical solution claimed more, hereafterIt can be in conjunction with present invention is described for medical surgical cassette tool during illustrating technical solution.
The purpose of the present invention is to solve the above problems, devise a kind of fixation for radiotherapy head and neck neoplasmDress, specially a kind of device for fastening for radiotherapy head and neck neoplasm, including pedestal, the pedestal connection are equipped with multiple tuneComponent is controlled, the regulation component is by being located at the case of pedestal linking, being fixedly mounted on the control type turntable coupled in case, fixationThe moving lever that is sleeved in control type turntable, is fixedly mounted on moving lever the buffer for being fixedly mounted on movement bar side positionFluted disc, one end are fixedly mounted on the control position block that the other end on fluted disc is engaged on fluted disc and stretched out by case exit, fixed pacifyControl position block mounted in the strip in case exit, on strip exports, is fixedly mounted on and controls the adjustable plate of position block end, be located atPedestal other side nested dimples block corresponding with adjustable plate collectively forms, and radiation protection protection mechanism, institute are equipped in the pedestalRadiation protection protection mechanism is stated by being fixedly mounted on the guided wave tight loop of pedestal upper surface, being fixedly mounted on the inside of guided wave tight loopTooth row regulation rail is fixedly mounted on the left adjusting block on tooth row regulation rail on the outside of one end, is fixedly mounted on tooth row regulation rail separatelyRight adjusting block on the inside of one end, the ray generator being fixedly mounted in pedestal are fixedly mounted in pedestal and ray generatorThe radiation pedestal lateral position controller of electric connection is fixedly mounted on the inside of tooth row regulation rail and the control of radiation pedestal lateral positionInstrument processed passes through the multiple ray heads being electrically connected, is respectively and fixedly installed to the equally distributed tumour cell region in ray head upper surfaceRecognition and tracking device, to be fixedly mounted on the soft pillowcase of safety that tumour cell region recognition tracker is wrapped up in ray head upper surface commonIt constitutes, the pedestal is equipped with the vertical regulating and controlling mechanism that stretches, and the vertical regulating and controlling mechanism that stretches is by being fixedly mounted on pedestal connectionConnect the ray device for regulation stall, the top setting that front and back extend downwardly, be fixedly mounted on ray device lower end respectively with radiation baseSeat lateral position controller, regulation stall controls correspondingly and connecting pipeline, the protection that is fixedly mounted on the inside of ray deviceWhat set collectively formed, the pedestal is equipped with ray leakage-proof structure, and the ray leakage-proof structure is by being fixedly mounted on pedestalThe left alpha ray shield box of upper surface, the fixation device on left alpha ray shield box, the nanometer being placed in left alpha ray shield boxAbsorbing material is fixedly mounted on tooth row regulation the anti-scatter piece at rail both ends, the height motor for being fixedly mounted on pedestal surrounding, fixationIt is mounted on the general supply of pedestal upper surface, the right alpha ray shield box for being fixedly mounted on pedestal upper surface, is fixedly mounted on the baseSurface by the metal barrier bed that right alpha ray shield box wraps up, the fixation device on metal barrier bed, be fixedly mounted on pedestalInterior pedestal laterally regulates and controls what dynamical system collectively formed, and the pedestal upper surface is equipped with pedestal lateral position controller.
Further the adjusting board ends are locked equipped with lateral position.
Further, the tumour cell region recognition tracker is collected by the ray for being fixedly mounted on ray head upper surfaceDevice, the ray intensive being fixedly mounted on ray manifold, the common structure of scatter control plate being sleeved on the outside of ray intensiveAt.
Further, the protective case is equipped with equally distributed anti-leakage radiation partition, the nano wave-absorbing materialComposition includes nanoscale ferroso-ferric oxide, zinc oxide.
Further, the fixed device is by being located at the gap space of left alpha ray shield box upper surface, being fixedly mounted on seamThe hook piece of gap space side, the movement roofbolt being set on online eye, is fixedly mounted under movement roofbolt the line eye positioned on piece is hookedThe refraction blocking column on surface, the joining piece for being fixedly mounted on the gap space other side, the closed plate being fixedly connected with joining piece, positionIt is collectively formed in the sucking in closed plate.
Further, the fixed device is by being located at the annular absorbed layer of metal barrier bed upper surface, being fixedly mounted on goldCategory barrier bed is interior to be spaced positioned at the equally distributed absorption in annular absorbed layer side, is spaced the lattice baffle being fixedly connected with absorption, solidScattering ball of the Dingan County in lattice baffle between metal barrier bed collectively forms.
Further, the pedestal, which laterally regulates and controls in dynamical system, sets power module, the input and output at charge portAdapter, the brake being fixedly mounted in pedestal transverse direction regulation dynamical system, the telemetering device in brake.
Further, it is equipped in the controller of the pedestal lateral position raw with hand push button, coordinate input, image coordinateIt grows up to be a useful person, data processing module.
Further, the telemetering device is generated by WiFi and image coordinate and is connected, pedestal lateral position controllerIt is electrically connected with ray generator, height motor, general supply, right alpha ray shield box etc., is controlled by data processing module.
It is a further object to provide the application methods of the fixation device described in one kind, first put head or neckOnto the soft pillowcase of safety, when needing the ray device radiotherapy on top, regulate and control left and right adjusting block as requested to regulate and control transverse directionPrecision regulates and controls vertical or height control accuracy with flexible vertical regulation machine, after reaching requirement, secondly opens ray irradiation treatment.Or when needing the ray generator radiotherapy of lower part, head or neck are put on the soft pillowcase of safety first, in pedestalRegulate and control component locations regulating member collective effect and lowers transverse precision in combination with vertical or high with flexible vertical regulation machine regulationAfter precision controlling of the degree control precision to complete required radial location, secondly opens ray generator and start radiotherapy, finally,Tracker in above-mentioned regulation and described device can be used to complete to control jointly as needed in radiation therapy process, in combination with makingRadiation damage is reduced with nano wave-absorbing material.
The invention has the benefit that fixation devices and methods therefor of the invention is significantly improving the accurate of radiotherapyProperty, greatly reduce random error.So that normal tissue is at least irradiated and be improved the Partial controll rate of tumour, reducesNormal Tissue Complication treats the accurate the most key of position, while ensure that the accuracy and repeatability for the treatment of position, improvesRadiotherapy precision, finally reduces radiation injury, is radiating in addition, the nano wave-absorbing material in the present invention reduces radiation injuryTreating equally has the function of reducing radiation damage in the device for fastening of head and neck neoplasm.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,Objects and advantages will become more apparent upon: the following drawings of embodiment of the present invention is in this as a part of the invention for managingThe solution present invention.Shown in the drawings of embodiments of the present invention and its description, principle used to explain the present invention.In the accompanying drawings,
Fig. 1 is the structural schematic diagram for the fixation device that treatment head and neck neoplasm of the present invention uses；
Fig. 2 is the partial schematic diagram of regulation component of the present invention；
Fig. 3 is the partial schematic diagram of tumour cell region recognition tracker of the present invention；
Fig. 4 is the partial schematic diagram of fixed device of the present invention；
Fig. 5 is the partial schematic diagram of fixed device of the present invention；
Fig. 6 is the partial schematic diagram of pedestal lateral position of the present invention controller；
In figure, 1, pedestal；2, case；3, control type turntable；4, moving lever；5, buffer；6, fluted disc；7, position block is controlled；8, strip；9, control position block outlet；10, adjustable plate；11, nested dimples block；12, guided wave tight loop；13, tooth row regulates and controls rail；14, left adjusting block；15, right adjusting block；16, ray generator；17, pedestal lateral position controller is radiated；18, ray head；19, tumour cell regionRecognition and tracking device；20, the soft pillowcase of safety；21, regulation stall；22, ray device；23, control and connecting pipeline；24, protective case；25, left alpha ray shield box；26, nano wave-absorbing material；27, anti-scatter piece；28, height motor；29, general supply；30, right ray screenCover box；31, metal barrier bed；32, pedestal laterally regulates and controls dynamical system；33, pedestal lateral position controller；34, lateral positionLock；35, ray manifold；36, ray intensive；37, scatter control plate；38, anti-leakage radiation partition；39, gap space；40, piece is hooked；41, line eye；42, roofbolt is moved；43, refraction stops column；44, joining piece；45, closed plate；46, sucking；47, ringShape absorbed layer；48, interval is absorbed；49, lattice baffle；50, ball is scattered；51, charge port；52, input/output adapter；53, it brakesDevice；54, telemetering device；55, hand push button is used；56, coordinate input；57, image coordinate generator；58, data processing module.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference toSpecific embodiment, the present invention is further explained.In the following description, a large amount of concrete details are given in order to provide to thisInvention more thoroughly understands.It will be apparent, however, to one skilled in the art that embodiment of the present invention can be withIt is carried out without one or more of these details.In other examples, in order to avoid occurring with embodiment of the present inventionObscure, some technical characteristics well known in the art are not described.It, will be under in order to thoroughly understand embodiment of the present inventionDetailed structure is proposed in the description of column.Obviously, the execution of embodiment of the present invention is not limited to those skilled in the artThe specific details being familiar with.Better embodiment of the invention is described in detail as follows, however other than these detailed descriptions, this hairIt is bright to have other embodiments.
The present invention is specifically described with reference to the accompanying drawing, as shown in figures 1 to 6, one kind is swollen for radiotherapy incidenceThe device for fastening of tumor, including pedestal 1, the connection of pedestal 1 are equipped with multiple regulation components, and the regulation component is by being located at pedestal 1The case 2 of linking is fixedly mounted on the control type turntable 3 coupled in case 2, the movement being fixedly set in control type turntable 3Bar 4, the buffer 5 for being fixedly mounted on 4 side of moving lever position, the fluted disc 6 being fixedly mounted on moving lever 4, one end are fixedly mounted onOn fluted disc 6 other end be engaged on fluted disc 6 and stretched out by 2 exit of case control position block 7, be fixedly mounted on 2 exit of caseStrip 8, the control position block outlet 9 on strip 8, the adjustable plate 10 for being fixedly mounted on control 7 end of position block, to be located at pedestal 1 anotherSide nested dimples block 11 corresponding with adjustable plate 10 collectively forms, and radiation protection protection mechanism is equipped in the pedestal 1, describedRadiation protection protection mechanism is by being fixedly mounted on the guided wave tight loop 12 of 1 upper surface of pedestal, being fixedly mounted in guided wave tight loop 12The tooth row regulation rail 13 of side is fixedly mounted on left adjusting block 14 on tooth row regulation rail 13 on the outside of one end, is fixedly mounted on tooth rowRight adjusting block 15, left and right adjusting block on regulation rail 13 on the inside of the other end are used to adjust the size of guided wave tight loop 12, fixed peaceRay generator 16 in pedestal 1, to be fixedly mounted on the radiation pedestal being electrically connected in pedestal 1 with ray generator 16 horizontalTo positioner 17,13 inside of tooth row regulation rail is fixedly mounted on radiation pedestal lateral position controller 17 by electrically connectingMultiple ray heads 18 for connecing are respectively and fixedly installed to the equally distributed tumour cell region recognition tracker in 18 upper surface of ray head19, it is fixedly mounted on the common structure of the soft pillowcase 20 of safety that tumour cell region recognition tracker 19 is wrapped up in 18 upper surface of ray headAt, the pedestal 1 is equipped with the vertical regulating and controlling mechanism that stretches, and the vertical regulating and controlling mechanism that stretches is by being fixedly mounted on pedestal 1Connect the ray device 22 for regulation stall 21, the top setting that front and back extend downwardly, be fixedly mounted on 22 lower end of ray device respectively withThe control correspondingly of radiation pedestal lateral position controller, regulation stall 21 and connecting pipeline 23 are fixedly mounted on ray deviceThe protective case 24 of 22 insides collectively forms, and the pedestal 1 is equipped with ray leakage-proof structure, the ray leakage-proof structure byIt is fixedly mounted on the left alpha ray shield box 25 of 1 upper surface of pedestal, the left fixed device on left alpha ray shield box 25, is placed onIt is nano wave-absorbing material 26 in left alpha ray shield box 25, the anti-scatter piece 27 for being fixedly mounted on tooth row regulation 13 both ends of rail, fixedIt is mounted on the height motor 28 of 1 surrounding of pedestal, the general supply 29 for being fixedly mounted on 1 upper surface of pedestal, is fixedly mounted on pedestal 1The right alpha ray shield box 30 on surface, be fixedly mounted on the metal barrier bed 31 1 upper surface of pedestal wrapped up right alpha ray shield box 30,Laterally regulation dynamical system 32 is common for right fixed device on metal barrier bed 31, the pedestal being fixedly mounted in pedestal 1It constitutes, 1 upper surface of pedestal is equipped with pedestal lateral position controller 33；It is locked equipped with lateral position at 10 both ends of adjustable plate34；The tumour cell region recognition tracker 19 is by being fixedly mounted on the ray manifold 35 of 18 upper surface of ray head, fixingThe ray intensive 36 being mounted on ray manifold 35, the common structure of scatter control plate 37 being sleeved on the outside of ray intensive 36At；The protective case 24 is equipped with equally distributed anti-leakage radiation partition 38；The left fixed device is by being located at left rayThe gap space 39 of 25 upper surface of shielding box, the hook piece 40 for being fixedly mounted on 39 side of gap space, the line on hook piece 40Eye 41, the refraction blocking column 43 for being fixedly mounted on movement 42 lower surface of roofbolt, is fixed the movement roofbolt 42 on the online eye 41 of suitThe joining piece 44 for being mounted on 39 other side of gap space, is located in closed plate 45 closed plate 45 being fixedly connected with joining piece 44Sucking 46 collectively form；Since left and right absorbs the ray type shielded and positional structure Bu Tong simultaneously for the two associationRaising is helped to absorb shield effectiveness, the right fixed device is by being located at the annular absorbed layer 47 of 31 upper surface of metal barrier bed, fixingIt is mounted in metal barrier bed 31 to be located at the equally distributed absorption interval 48 in 47 side of annular absorbed layer and absorb interval 48 and fixThe lattice baffle 49 of connection is fixedly mounted on what the scattering ball 50 in lattice baffle 49 between metal barrier bed 31 collectively formed；InstitutePedestal is stated laterally to regulate and control to set power module 51 in dynamical system 32, the input/output adapter 52 at charge port 51, fixIt is mounted on pedestal and laterally regulates and controls the brake 53 in dynamical system 32, the telemetering device 54 in brake 53；The pedestal is horizontalIt is equipped with into positioner 33 and uses hand push button 55, coordinate input 56, image coordinate generator 57, data processing module58；The telemetering device 54 is connect by WiFi with image coordinate generator 57；Pedestal lateral position controller 33 and rayGenerator 16, height motor 28, general supply 29, right alpha ray shield box 30 etc. are electrically connected, and are controlled by data processing module 58.
The characteristics of the present embodiment and effect are that pedestal connection is equipped with multiple regulation components, and regulation component is by being located at pedestalThe case of linking is fixedly mounted on the control type turntable coupled in case, the moving lever being fixedly set in control type turntable, consolidatesDingan County is fixedly mounted on another on fluted disc mounted in the movement buffer of bar side position, the fluted disc being fixedly mounted on moving lever, one endIt holds the control position block for being engaged on fluted disc and being stretched out by case exit, the strip for being fixedly mounted on case exit, be located at stripOn control position block outlet, be fixedly mounted on control position block end adjustable plate, be located at the pedestal other side it is corresponding with rectangular card embeddingSet recessed blocks collectively form, and radiation protection protection mechanism are equipped in pedestal, radiation protection protection mechanism is by being fixedly mounted on the baseThe guided wave tight loop on surface, is fixedly mounted on tooth row regulation rail the tooth row being fixedly mounted on the inside of guided wave tight loop regulation railLeft adjusting block on the outside of one end is fixedly mounted on right adjusting block on tooth row regulation rail on the inside of the other end, is fixedly mounted on pedestalInterior ray generator, be fixedly mounted on the radiation pedestal lateral position controller being electrically connected in pedestal with ray generator,It is fixedly mounted on tooth row regulation rail inside and passes through the multiple ray heads being electrically connected, difference with radiation pedestal lateral position controllerIt is fixedly mounted on the equally distributed tumour cell region recognition tracker in ray head upper surface, is fixedly mounted on ray head upper surfaceThe soft pillowcase of safety that tumour cell region recognition tracker wraps up is collectively formed, pedestal is equipped with flexible vertical regulation machineStructure, stretch vertical regulating and controlling mechanism by be fixedly mounted on pedestal connection front and back extend downwardly regulation stall, top setting penetrateLine device is fixedly mounted on ray device lower end and controls correspondingly with radiation pedestal lateral position controller, regulation stall respectivelyAnd connecting pipeline, the protective case that is fixedly mounted on the inside of ray device collectively form, pedestal is equipped with ray leakage-proof structure, penetrateFixed dress of the line leakage-proof structure by being fixedly mounted on the left alpha ray shield box of pedestal upper surface, on left alpha ray shield boxThe nano wave-absorbing material that set, is placed in left alpha ray shield box, the anti-scatter piece for being fixedly mounted on tooth row regulation rail both ends, fixationThe height motor for being mounted on pedestal surrounding, is fixedly mounted on pedestal upper surface at the general supply for being fixedly mounted on pedestal upper surfaceRight alpha ray shield box is fixedly mounted on pedestal upper surface and blocks by metal barrier bed that right alpha ray shield box wraps up, positioned at metalLaterally regulation dynamical system collectively forms for fixation device on layer, the pedestal being fixedly mounted in pedestal, and pedestal upper surface is setThere is pedestal lateral position controller,
It is same in the device for fastening of radiotherapy head and neck neoplasm that nano wave-absorbing material in the present invention reduces radiation injuryHaving the function of reducing radiation damage, the nano wave-absorbing material composition includes nanoscale ferroso-ferric oxide, zinc oxide, intoOne step, the nano wave-absorbing material composition is by mass percent containing 68% nanoscale ferroso-ferric oxide, containing 28 nanoscale oxygenChange zinc, surplus be nanoscale silicon form, by it is above-mentioned form the nano wave-absorbing material constituted in the apparatus of the present can be realExisting 91.8 radiation damage uptake.
By regulation component of the invention, adjustable plate, adjusting block, lateral position controller, stretch vertical regulating and controlling mechanism etc. andIts pedestal and device all components and having for overall structure composition control the fixed device of precision, fixation device control of the inventionLaterally about 0.0201cm, vertical 0.1027 cm, fixation device of the invention are significantly improving the accurate of radiotherapy to precision processedProperty, greatly reduce random error.So that normal tissue is at least irradiated and be improved the Partial controll rate of tumour, reducesNormal Tissue Complication treats the accurate the most key of position, while ensure that the accuracy and repeatability for the treatment of position, improvesRadiotherapy precision, finally reduces radiation injury.
Head or neck are put on the soft pillowcase of safety first, the ray device on top are needed to put by application method of the inventionWhen penetrating treatment, regulates and controls left and right adjusting block as requested to regulate and control transverse precision, regulate and control vertical or height with flexible vertical regulation machinePrecision is controlled, after reaching requirement, secondly opens ray irradiation treatment.Or when needing the ray generator radiotherapy of lower part,Head or neck are put on the soft pillowcase of safety first, lowered laterally with the regulation component locations regulating member collective effect in pedestalPrecision completes the precision control of required radial location in combination with vertical or height control accuracy is regulated and controled with the vertical regulation machine that stretchesAfter system, secondly opens ray generator and start radiotherapy, finally, above-mentioned regulation can be used as needed in radiation therapy processComplete to control jointly with tracker in described device, in combination with use nano wave-absorbing material reduce radiation damage.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrappedContaining an independent technical solution, unless otherwise defined, technical and scientific term used herein and technology of the inventionThe normally understood meaning of the technical staff in field is identical.Term used herein is intended merely to describe specifically to implement purpose,It is not intended to limit the present invention.Terms such as herein presented " components " can both indicate single part, can also be with tableShow the combination of multiple parts.The present invention is illustrated by above embodiment, but it is to be understood that, above-mentioned implementationMode is only intended to the purpose illustrated and illustrated, and is not intended to limit the invention within the scope of described embodiment.ThisIt is understood that introduction according to the present invention can also make more kinds of variants and modifications, these become field technical staffAll fall within the scope of the claimed invention for type and modification, and above-mentioned technical proposal only embodies technical solution of the present inventionOptimal technical scheme, those skilled in the art embody this to some variations that some of them part may be madeThe principle of invention, belong to the scope of protection of the present invention within.