CN219681503U - Head fixing device for radiotherapy - Google Patents
Head fixing device for radiotherapy Download PDFInfo
- Publication number
- CN219681503U CN219681503U CN202321207705.1U CN202321207705U CN219681503U CN 219681503 U CN219681503 U CN 219681503U CN 202321207705 U CN202321207705 U CN 202321207705U CN 219681503 U CN219681503 U CN 219681503U
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- chin
- radiotherapy
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- radiation therapy
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 17
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 17
- 206010028980 Neoplasm Diseases 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 201000011510 cancer Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Radiation-Therapy Devices (AREA)
Abstract
The utility model discloses a head fixing device for radiotherapy, which belongs to the technical field of radiotherapy auxiliary equipment and comprises a radiotherapy bed plate, wherein a concave frame is fixed on the surface of the radiotherapy bed plate, an inverted U-shaped bottom plate is arranged in a concave area of the concave frame, a top plate with the same shape is connected above the bottom plate through a plurality of surrounding fasteners, a thermoplastic mask is arranged in the top plate, an adjusting mechanism is upwards connected at the middle position of the concave area of the concave frame through a connecting plate, and a fixing mechanism is arranged on the side edge of the concave frame. On the basis of the existing thermoplastic mask structure, the head fixing device is provided with the fixing mechanism and the adjusting mechanism, so that the thermoplastic mask is restrained and fixed more stably and reliably, and meanwhile, the experience of a patient lying on the headrest can be improved.
Description
Technical Field
The utility model relates to the technical field of radiotherapy auxiliary equipment, in particular to a head fixing device for radiotherapy.
Background
Tumor radiotherapy is a local treatment method for treating tumors by using radioactive rays, wherein the radioactive rays comprise alpha rays, beta rays, gamma rays generated by radioactive isotopes, x rays, electron beams, proton beams, other particle beams generated by various x-ray therapeutic machines or accelerators, and the like. About 70% of cancer patients require radiation therapy in the course of treatment of cancer, and about 40% of cancer can be radically treated with radiation therapy. The role and position of radiation therapy in tumor therapy are increasingly prominent, and radiation therapy has become one of the main means for treating malignant tumors.
In the prior art, when the head, brain or neck radiotherapy is carried out, it is very necessary to ensure that the patient is at the same position every day relative to a machine or a scanning machine for carrying out the radiotherapy, wherein the patient for head radiotherapy generally adopts a thermoplastic mask, the head is kept motionless, so that the patient is at the same position during each treatment, but in the actual use process, the thermoplastic mask has the following problems that firstly, the patient can unconsciously move the head position during the subsequent treatment process, the head can incline forwards or backwards by taking the headrest as the center, the thermoplastic mask has more constraint allowance, and the transition deviation of the radiotherapy position is easy to cause, so that the radiotherapy effect is influenced; secondly, the headrest below the traditional thermoplastic mask is of a fixed structure, so that patients cannot flexibly adjust the headrest in actual use and lie down uncomfortable.
Disclosure of Invention
The utility model aims to provide a head fixing device for radiotherapy, which is based on the existing thermoplastic mask structure, and is provided with a fixing mechanism and an adjusting mechanism, so that the thermoplastic mask is restrained and fixed more stably and reliably, and the experience of a patient lying on a headrest can be improved.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a head fixing device for radiotherapy, includes the radiotherapy bed board, radiotherapy bed board fixed surface have the spill frame, the regional internally mounted of spill frame spill have the bottom plate of falling the U type, the bottom plate top be connected with the roof that the shape is the same through a plurality of fastener that encircles, roof internally mounted have thermoplastic face guard, the regional intermediate position department of spill frame spill be connected with adjustment mechanism upwards through the link plate, spill frame side on install fixed establishment.
As a further optimization of this scheme, adjustment mechanism include the base, base downside and even board welded fastening just base upside intermediate position department rotate and be connected with the carousel, the carousel side be equipped with the connecting rod, the connecting rod on the cover be equipped with the support headrest.
As the further optimization of this scheme, base upper surface left and right sides all process and have symmetrical spout, the inside slip embedding of spout have the arc supporting seat, arc supporting seat cambered surface bonding have the neck supporting pad, arc supporting seat lateral surface be connected with the slide bar, the slide bar upper surface be equipped with the scale mark and the slide bar pass the base side outwards stretch out, the slide bar pass through the screw bolt of base upper surface spacing.
As a further optimization of this scheme, fixed establishment include the rotation seat, rotation seat top rotate and be connected with the loop bar, the loop bar on the cover be equipped with the chin layer board, the chin layer board spacing through the lock nut in the outside.
As a further optimization of this scheme, chin support plate medial surface intermediate position department inwards sunken and medial surface edge position department all process into the cambered surface, chin support plate cross section width by the inward gradual increase of loop bar direction.
As a further refinement of the solution, the loop is turned inwards to the head chin position.
As a further optimization of the scheme, the support headrest corresponds to the position below the head of the patient, the neck support pad corresponds to the position below the neck of the patient, and the chin rest corresponds to the chin position of the patient.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the adjusting mechanism is designed, the arc-shaped supporting seat capable of moving outwards is arranged to help a patient adjust the neck supporting position to achieve comfortable supporting height, and the adjusting mechanism is limited by screwing the bolt according to the scale mark, so that the adjusting mechanism is convenient to directly adjust and use in next radiotherapy, and the comfort degree of lying each time is improved;
according to the utility model, the fixing mechanism is designed, the thermoplastic mask is matched, the chin of a patient is supported and limited through the chin support plate, on one hand, the chin support plate can be limited through the lock nut, the angle can be flexibly adjusted according to the chin positions of different patients, on the other hand, the chin support plate is in a sleeved mode, the chin support plate with different sizes is convenient to replace, the distance that the head is inclined forwards or backwards by taking the headrest as the center is reduced as a whole, the consistency of the head position of each radiotherapy is improved, and the radiotherapy effect is ensured.
Drawings
FIG. 1 is a schematic view of a head restraint according to the present utility model;
FIG. 2 is a schematic view of an adjustment mechanism according to the present utility model;
FIG. 3 is a schematic view of a securing mechanism according to the present utility model;
in the figure: 1. a radiotherapy bed board; 2. a thermoplastic face mask; 3. a top plate; 4. a bottom plate; 5. a concave frame; 6. a base; 7. an arc-shaped supporting seat; 8. a neck support pad; 9. a slide bar; 10. scale marks; 11. tightening the bolts; 12. a turntable; 13. a connecting rod; 14. supporting a headrest; 15. a rotating seat; 16. a loop bar; 17. a chin bar support plate; 18. and (5) locking the nut.
Detailed Description
The utility model is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the utility model easy to understand.
As shown in fig. 1, a concave frame 5 is fixed on the surface of an existing radiotherapy bed board 1, a bottom board 4 with an inverted U shape is arranged in a concave area of the concave frame 5, a top board 3 with the same shape is connected above the bottom board 4 through a plurality of surrounding fasteners, and a thermoplastic mask 2 is arranged in the top board 3;
the utility model is designed in that an adjusting mechanism is upwards connected with the middle position of a concave area of a concave frame 5 through a connecting plate, and a fixing mechanism is arranged on the side edge of the concave frame 5;
specifically, as shown in fig. 2, the adjusting mechanism comprises a base 6, the lower side of the base 6 is fixedly welded with a connecting plate, a turntable 12 is rotatably connected to the middle position of the upper side of the base 6, a connecting rod 13 is arranged on the side surface of the turntable 12, a supporting headrest 14 is sleeved on the connecting rod 13, symmetrical sliding grooves are formed in the left side and the right side of the upper surface of the base 6, an arc-shaped supporting seat 7 is slidably embedded in the sliding grooves, a neck supporting pad 8 is bonded on the surface of the arc-shaped supporting seat 7, a sliding rod 9 is connected to the outer side surface of the arc-shaped supporting seat 7, scale marks 10 are arranged on the upper surface of the sliding rod 9, the sliding rod 9 extends outwards through the side surface of the base 6, and the sliding rod 9 is limited by a tightening bolt 11 on the upper surface of the base 6;
specifically, as shown in fig. 3, the fixing mechanism includes a rotating seat 15, a sleeve rod 16 is rotatably connected above the rotating seat 15, a chin support plate 17 is sleeved on the sleeve rod 16, the chin support plate 17 is limited by an outside locking nut 18, the middle position of the inner side surface of the chin support plate 17 is inwards concave, the edge position of the inner side surface is processed into an arc surface, and the width of the cross section of the chin support plate 17 is gradually increased inwards from the direction of the sleeve rod 16.
The utility model has the working principle that when a patient is subjected to radiotherapy for the first time, the head is laid at the position of the supporting headrest 14, the neck falls between neck supporting pads 8 on two sides, the body is free to relax, the angle of the supporting headrest 14 can be changed through the turntable 12 in the process, the supporting headrest 14 slides on the connecting rod 13 to change the radius distance, flexible adjustment is realized, then after the patient reaches the comfort position, the position of the sliding rod is fixed through the tightening bolt 11, the distance data of the comfort position of the patient is recorded through the scale mark 10, then the loop bar 16 lifted at the initial position is slid downwards, the loop bar 16 is enabled to rotate inwards to the position of the chin of the head, the chin supporting plate 17 with proper size is sleeved on the loop bar 16, the angle of the chin supporting plate 17 can be adjusted in a rotating way and is fixed through the locking nut 18, finally, the thermoplastic mask 2 is sleeved on the head area of the patient through the fastener, shaping is carried out after cooling, the thermoplastic mask 2 and the arc supporting seat 7 are independently customized for each patient, the comfort is improved, the chin supporting plate 17 is combined, and the further consistent fixing performance of the thermoplastic mask 2 is improved.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a head fixing device for radiotherapy, includes the radiotherapy bed board, radiotherapy bed board fixed surface have the spill frame, the regional internally mounted of spill frame spill have the bottom plate of falling the U type, the bottom plate top be connected with the roof that the shape is the same through a plurality of fastener that encircles, roof internally mounted have thermoplastic face guard, its characterized in that: the middle position of the concave area of the concave frame is upwards connected with an adjusting mechanism through a connecting plate, and the side edge of the concave frame is provided with a fixing mechanism.
2. A head restraint for radiation therapy according to claim 1, wherein: the adjusting mechanism comprises a base, wherein the lower side of the base is fixedly welded with a connecting plate, a turntable is rotatably connected to the middle position of the upper side of the base, a connecting rod is arranged on the side face of the turntable, and a supporting headrest is sleeved on the connecting rod.
3. A head restraint for radiation therapy according to claim 2, wherein: the base upper surface both sides all processing have symmetrical spout, the inside slip embedding of spout have the arc supporting seat, arc supporting seat cambered surface bonding have the neck supporting pad, arc supporting seat lateral surface be connected with the slide bar, the slide bar upper surface be equipped with the scale mark just the slide bar pass the base side and outwards stretch out, the slide bar pass through the screw bolt of base upper surface spacing.
4. A head restraint for radiation therapy according to claim 3, wherein: the fixing mechanism comprises a rotating seat, a sleeve rod is connected above the rotating seat in a rotating mode, a chin supporting plate is sleeved on the sleeve rod, and the chin supporting plate is limited through a locking nut on the outer side.
5. A head restraint for radiation therapy as claimed in claim 4, wherein: the intermediate position of the inner side surface of the chin support plate is inwards concave, the edge position of the inner side surface is processed into an arc surface, and the width of the cross section of the chin support plate is gradually increased inwards from the direction of the loop bar.
6. A head restraint for radiation therapy as claimed in claim 5, wherein: the loop bar rotates inwards to the chin position of the head.
7. A head restraint for radiation therapy as claimed in claim 6, wherein: the support headrest corresponds to the position below the head of the patient, the neck support pad corresponds to the position below the neck of the patient, and the chin support plate corresponds to the position of the chin of the patient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321207705.1U CN219681503U (en) | 2023-05-18 | 2023-05-18 | Head fixing device for radiotherapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321207705.1U CN219681503U (en) | 2023-05-18 | 2023-05-18 | Head fixing device for radiotherapy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219681503U true CN219681503U (en) | 2023-09-15 |
Family
ID=87940224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321207705.1U Active CN219681503U (en) | 2023-05-18 | 2023-05-18 | Head fixing device for radiotherapy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219681503U (en) |
-
2023
- 2023-05-18 CN CN202321207705.1U patent/CN219681503U/en active Active
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