CN105664363A - Inclinable position verification device - Google Patents
Inclinable position verification device Download PDFInfo
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- CN105664363A CN105664363A CN201410664927.5A CN201410664927A CN105664363A CN 105664363 A CN105664363 A CN 105664363A CN 201410664927 A CN201410664927 A CN 201410664927A CN 105664363 A CN105664363 A CN 105664363A
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Abstract
The invention relates to an inclinable position verification device. The inclinable position verification device a bedstead, a bedside and a bed board, wherein the bedside is connected to the bedstead through a rotation shaft and can rotate around the rotation shaft; the bed board is detachably mounted to the bedside to rotate together with the bedside around the rotation shaft, and one end, far away from the bed board, of the bedside is provided with a pedal. A patient can carry out position verification on an erect position, then the bed board is laid flat, and finally the patient is fixed; therefore, the intracorporeal organs of the patient are laid down with the same posture at different times, the inclinable position verification device is provided with the pedal, so that when the patient is subjected to the body position adjustment due to the recumbent position state in the head and foot directions, the phenomenon that position verification errors are introduced in since subcutaneous fat and skin are stretched is avoided, and therefore, the position verification errors caused to the patient under the thorax and abdomen radiotherapy in the head and foot directions are reduced. In the whole position verification process, the patient can participate in the position verification independently, so that the body position of the patient is relaxed without stiffness; and the position verification errors introduced in the processes that a radiotherapy technologist adjusts the body position of the patient and makes subjective judgment about whether the body position is suitable or not are reduced.
Description
Technical field
The present invention relates to radiotherapy medical field, especially radiotherapy technology field, more particularly, it relates to a kind of device relevant to radiotherapy pendulum position.
Background technology
Improving radiotherapy gain ratio, namely improve tumour control probability and reduce the basic goal that Normal Tissue Complication probability is tumour radiotherapy, the uncertainty of position, target area causes radiotherapy gain than one of principal element of decline. The new technology of modern radiotherapy: adjust the high temporal degree of strong radiotherapy (IMRT) that tumour edge distribution of dose is fallen rapidly, what the positional accuracy of target area required is stricter, therefore any the factor of target area locational uncertainty can be caused all should to draw attention, such as Set-up errors.
In most of clinical study about radiotherapy Set-up errors, it is considered that the pendulum position of tumor of head and neck, because of the rigidity of bones of cerebral cranium and the polygonal of face skull, enable patient put a standard deviation and reaches 2-4mm. And the stationary installation of thorax and abdomen malignant also exists dispute, for the method that the hot plastomer cover generally carried out now is fixing, at x (direction, left and right), y (head pin direction), z (abdomen back of the body direction), the error of breast tumor is respectively (0.20 ± 0.27), (0.34 ± 0.44) and (0.25 ± 0.31) cm, and the translation error of abdominal tumor is (0.23 ± 0.30), (0.37 ± 0.45) and (0.27 ± 0.34) cm respectively. No matter Set-up errors in head pin direction of breast tumor or abdominal tumor, is all obviously greater than other two directions.
For thorax and abdomen malignant, many employings during radiotherapy " 2 formulas " thermoplastic shaping body cover, owing to thorax abdomen is barrel-like structure, patient's head pin direction does not have point of fixity, the pendulum position mark line being marked on patient's body surface is only relied on to determine, technician first allows patient put down and lies, then moving patient makes the pendulum position mark line of its body surface align with a certain scale of pendulum positioning auxiliary device, make patient relative fixing with the position of pendulum positioning auxiliary device, when clinostatism state adjusts patient body position can because leading and drawing subcutaneous lipids and skin and introduce Set-up errors, namely so-called " skin moves meat (bone) and do not move ".
As from the foregoing, the Set-up errors reducing radiotherapy is still one of current radiotherapy in the treatment field major subjects.
Summary of the invention
An aspect of the present invention is to provide a kind of dumpable formula radiotherapy pendulum position device, and it allows patient to carry out pendulum position at orthostatism, reduces Set-up errors.
According to one embodiment of the invention, a kind of dumpable formula pendulum position device comprises: bedstead; The head of a bed, is connected to described bedstead by rotation axis and can rotate around described rotation axis; And bed board, it is releasably attached on the described head of a bed to rotate around described rotation axis together with the described head of a bed, wherein, one end away from described bed board of the described head of a bed is provided with foot board.
In one example, the described head of a bed can rotate between basic horizontal position and basic vertical position around described rotation axis. When the described head of a bed is positioned at described basic vertical position, described foot board is in the lower end of the described head of a bed.
In one example, described foot board is provided with between left foot spaced apart by a predetermined distance stand the vertical position of position and right feet station.
In one example, the described head of a bed arranges finite place piece, described bedstead is provided with block piece. When the described head of a bed rotates to basic horizontal position around described rotation axis, described spacing part is resisted against on described block piece, thus stops further rotating of the described head of a bed.
In one example, the described head of a bed being provided with guiding groove, described bed board can removably be inserted in the guiding groove on the described head of a bed.
In one example, described dumpable formula pendulum position device also comprises roller (8,1b), it is arranged in described guiding groove (3b) or is arranged on the lateral edges place of described bed board (1), so that the movement of described bed board (1) in described guiding groove (3b).
In one example, described dumpable formula pendulum position device also comprises: hydraulic/pneumatic bar, its one end is connected to the described head of a bed, and the other end is connected to described bedstead, to control the rotation of the described head of a bed around described rotation axis.
In one example, described bed board is provided with the registration holes for installing the auxiliary framework in pendulum position.
In one example, described bed board is made up of carbon fibre material, and the described head of a bed and described bedstead are made up of metallic substance.
In one example, described dumpable formula pendulum position device also comprises two universal caster wheels and two rigid castors of the bottom being arranged on described bedstead.
Accompanying drawing explanation
Fig. 1 illustrates dumpable according to an embodiment of the invention formula radiotherapy pendulum position device, and it is horizontal;
Fig. 2 illustrates dumpable according to an embodiment of the invention formula radiotherapy pendulum position device, and it is in vertical position;
Fig. 3 illustrates the schematic diagram of the roller in the guiding groove that dumpable according to an embodiment of the invention formula radiotherapy pendulum position device comprises; And
Fig. 4 illustrates dumpable according to another embodiment of the present invention formula radiotherapy pendulum position device.
Embodiment
The present inventor finds, the therapeutic community of radiotherapy is on body cover, and body cover is fixed on pendulum positioning auxiliary device, and pendulum positioning auxiliary device is fixed in therapeutic bed. If patient is relative fixing with therapeutic bed position, so patient is exactly relative fixing with body cover. The present invention proposes one " dumpable formula " and puts position apparatus design, patient may stand in and carries out pendulum position with orthostatism on the foot board of dumpable formula pendulum position device, relative fix between patient and foot board when putting position like this, and then be relative fixing with therapeutic bed, namely it is relative fixing with body cover, moves, technician, the Set-up errors that this link of patient introduces such that it is able to eliminate.
The tip designs of this radiotherapy pendulum position device has foot board, and patient may stand in and carries out pendulum position with orthostatism on foot board, then puts yaw position device with immobilized patients.Like this, patient can active accommodation position, not only the intracorporeal organ of patient is droped to the ground with same posture between gradation, the more important thing is because " dumpable formula " radiotherapy bed devises foot board, draw subcutaneous lipids and skin so leading when patient can not adjust position because of clinostatism state in head pin direction and introduce Set-up errors, the Set-up errors of thorax abdomen patient's radiotherapy in head pin direction will be reduced like this.
Fig. 1 illustrates dumpable according to an embodiment of the invention formula radiotherapy pendulum position device, and it is horizontal; Fig. 2 illustrates dumpable according to an embodiment of the invention formula radiotherapy pendulum position device, and it is in vertical position.
As illustrated in fig. 1 and 2, dumpable according to an embodiment of the invention formula radiotherapy pendulum position device comprises bedstead 2 and the bed board 1 being supported on bedstead 2 and the head of a bed 3. Bedstead 2 can be arbitrary structures, as long as it can firmly support bed board 1 and the head of a bed 3.
The head of a bed 3 is connected to bedstead 2 by rotation axis 9, it is thus possible to the moving axis 9 that rotates rotates. Bed board 1 can be releasably attached on the head of a bed 3, it is thus possible to the moving axis 9 that rotates together with the head of a bed 3 rotates. One end away from bed board 1 of the head of a bed 3 can be provided with foot board 7.
In one example, the head of a bed 3 can be provided with guiding groove 3b. The edge of bed board 1 can removably be inserted in the guiding groove 3b on the head of a bed 3. In a preferred embodiment, guide groove 3b can be provided with and organize roller more, thus bed board 1 can slide in the guiding groove 3b on the head of a bed 3, substantially reduces friction resistance, facilitates operation. Fig. 3 shows the example of such roller 8. As shown in Figure 3, many group rollers 8 are arranged on and guide in groove 3b.
In one example, bed board 1 can be provided with registration holes 1a, for the auxiliary framework (not shown) in the existing pendulum position of installation. , it is possible to fixed clamping bar (not shown) is installed in registration holes 1a, such as, in one embodiment then by fixed clamping bar, auxiliary for pendulum position framework is fixed on bed board 1. Or, in another embodiment, it is possible to auxiliary for existing pendulum position framework is directly installed in registration holes 1a. As depicted in figs. 1 and 2, the head of a bed 3 and bed board 1 can rotate moving axis 9 rotation between basic horizontal position (Fig. 1 shown in) and basic vertical position (shown in Fig. 2) together. The head of a bed 3 can arrange finite place piece 3a, bedstead 2 can be provided with block piece 2a. As shown in Figure 2, when the head of a bed 3 rotate moving axis 9 rotate to basic horizontal position time, spacing part 3a can be blocked by block piece 2a, thus stops the head of a bed 3 to further rotate, on the other hand, it is possible to keep the head of a bed 3 be horizontal together with bed board 1 stablely. On the other hand, when the head of a bed 3 rotates to basic vertical position together with bed board 1, bedstead 2 can be provided with block piece equally to stop further rotating of the head of a bed 3 and bed board 1. Such as, as shown in Figure 1, the end of the head of a bed 3 can be stopped by the cross bar of bedstead 2 bottom. Thus, the head of a bed 3 and bed board 1 can rotate together between basic vertical position and basic horizontal position.
Dumpable formula radiotherapy pendulum position device shown in Fig. 1 and Fig. 2 can also comprise hydraulic/pneumatic bar 4. One end of hydraulic/pneumatic bar 4 can be connected to the head of a bed 3, and the other end can be connected to bedstead 2, rotates the rotary course of moving axis 9 to control the head of a bed 3. On the one hand, hydraulic/pneumatic bar 4 can substitute aforementioned spacing part and block piece, is limited to by the head of a bed 3 and rotates between basic horizontal position and basic vertical position; On the other hand, in rotary course, the damping of hydraulic/pneumatic bar 4 can ensure that rotary course steadily and evenly carries out.
When the head of a bed 3 and bed board 1 rotate to basic vertical position, foot board 7 can be in the lower end of the head of a bed 3, and patient can stand on foot board 7. In one example, between foot board 7 can also be provided with, left foot spaced apart by a predetermined distance is stood the vertical position of position and right feet station, and it can be the standing place of the footprint shape marked with particular color, or raised or sunken footprint. Patient on foot board 7, can press close to bed board 1, carries out pendulum position with erectility, and can active accommodation position, thus overcoming patient in the process of conventional pendulum position, to be in the figure that complete passive state causes stiff.
After patient sets position, technician can operating hydraulically operated/atmospheric pressure pole 4 so that bed board 1 is rotated to level attitude together with the head of a bed 3. As previously mentioned, due to the damping of hydraulic/pneumatic bar 4, this rotary course can steadily carry out evenly; And due to aforementioned spacing part and block piece, or due to aforementioned hydraulic/atmospheric pressure pole 4, bed board 1 and the head of a bed 3 can level and firmly be bearing on bedstead 2.
The bottom of bedstead 2 can be provided with castor, such as two shown in Fig. 1 universal caster wheel 5 and two rigid castors 6, such that it is able to realize the transhipment of whole device between different location. Universal caster wheel 5 can ensure free turning, and rigid castors 6 can ensure the static stability under non-athletic state.
Utilizing castor, pendulum position device and the patient on it can move near radiotherapy machine. , it is possible to make bed board 1 depart from the head of a bed 3, then bed board 1 and the patient on it are moved in the therapeutic bed of radiotherapy machine. The roller 8 installed on groove 3b is guided to reduce frictional force when bed board 1 departs from the head of a bed 3.
Bed board 1 by radioactive rays stopping, little material is made, such as, can be made up of carbon fibre material. The head of a bed 3 and bedstead 2 etc. can be made up of metallic substance.
Fig. 4 illustrates and puts position device according to another embodiment of the present invention, wherein the edge of bed board 1 is provided with roller 1b. Like this, just do not need to arrange roller 8 in the guiding groove 3b of the head of a bed 3. Other aspects of pendulum position device shown in Fig. 4 are identical with the pendulum position device shown in Fig. 1, no longer repeat to describe herein.
Design shown in Fig. 4 can realize many advantages. First, roller 1b can be inserted in the guiding groove 3b of the head of a bed 3 with the edge of bed board 1, frictional force when thus reducing insertion and extract bed board 1 out. On the other hand, when bed board 1 and the patient on it being transferred on the bed surface of radiotherapy machine, sometimes also needing to move bed board 1 relative to the bed surface of radiotherapy machine, due to the body weight of the patient on bed board 1, such movement is very inconvenient. By arranging roller 1b at the edge of bed board 1, it is possible to conveniently carry out such movement. In addition owing to roller 1b is arranged on the edge of bed board 1, so installing the metal parts involved by roller 1b can not affect radiation therapy process. Moreover, owing to roller 1b is arranged on the edge of bed board 1, such as Fig. 4 it may be seen that roller 1b can not significantly increase the interval between the bed surface of bed board 1 and radiotherapy machine. Such as, the interval between the bed board 1 caused because of roller 1b and the bed surface of radiotherapy machine can within 1cm, such as, within 5mm, it is more preferable to ground is within 3mm. Like this, the normal operation of radiotherapy machine can not be affected.
Do not comprise in the embodiment of roller 1b at another, many can be placed on the bed surface of radiotherapy machine and roll wood, such as diameter below 5mm or preferably diameter roll wood at the acrylic of below 3mm, it can also be convenient to the rolling of bed board 1 on the bed surface of radiotherapy machine, and can not significantly increase interval therebetween.
The present invention also proposes a kind of pendulum method for position, comprises the steps:
" dumpable formula " is put position device and is placed in basic vertical position;
Making patient stand on foot board 7, the bed board 1 of back-resting pendulum position device, both hands are embraced elbow and are placed on volume;
Making two feet station of patient stand on standing on position on foot board 7, or place fixed block between two pin of patient, to determine that two pin are separately stood, patient is uprightly stood, health is distortionless, rotation;
Technician operates hydraulic/pneumatic bar handle to put bed board 1 speed stabilizing to level, and is moved near radiotherapy machine by pendulum position device, bed board 1 and the head of a bed 3 is departed from, and is moved to by bed board 1 on the bed surface of radiotherapy machine;
Fixed body cover;
The center, patient target area of mark on body cover is placed in accelerator center; And
Implementing row CBCT to scan, assessment Set-up errors, treats.
The present invention compared with prior art, has many advantages, such as:
(1) therapeutic bed device with pedal, makes patient fix in head pin direction, reduces radiotherapy technician and adjusts patient body position and the whether suitable link of subjective judgement position, is conducive to reducing head pin direction Set-up errors.
(2) angle of patient's each both legs fork is certain, fixes in direction, left and right, is conducive to reducing direction, left and right Set-up errors.
(3) patient takes autonomous posture to stand, and conveniently adjusts position, is conducive to the reduction of transverse section rotation error.
(4) " dumpable formula " is put and by same posture flat is lain when position device can make patient treat every time, intracorporeal organ relative position is fixed, skin surface and subcutaneous lipids can not change because of the position of adjustment health, particularly body obesity, cutis laxa, old and force the patient of position.
The principle of the present invention is described above with reference to specific embodiment. Skilled person will appreciate that, the present invention is not limited to above-described embodiment, but can carry out details and formal many modifications and variations when not departing from thought and the scope of the present invention. The scope of the present invention is defined by claims and Equivalent thereof.
Claims (10)
1. a dumpable formula pendulum position device, comprising:
Bedstead (2);
The head of a bed (3), is connected to described bedstead (2) by rotation axis (9) and can rotate around described rotation axis (9); And
Bed board (1), is releasably attached on the described head of a bed (3) to rotate around described rotation axis (9) together with the described head of a bed (3),
Wherein, one end away from described bed board (1) of the described head of a bed (3) is provided with foot board (7).
2. dumpable formula as claimed in claim 1 pendulum position device, wherein, the described head of a bed (3) can rotate between basic horizontal position and basic vertical position around described rotation axis (9), and
Wherein, when the described head of a bed (3) is positioned at described basic vertical position, described foot board (7) is in the lower end of the described head of a bed (3).
3. dumpable formula as claimed in claim 1 pendulum position device, wherein, between described foot board (7) is provided with, left foot spaced apart by a predetermined distance is stood position and the vertical position of right feet station.
4. dumpable formula as claimed in claim 1 pendulum position device, wherein, the described head of a bed (3) arranges finite place piece (3a),
Wherein, described bedstead (2) is provided with block piece (2a), and
Wherein, when the described head of a bed (3) rotates to basic horizontal position around described rotation axis (9), described spacing part (3a) is resisted against on described block piece (2a), thus stops further rotating of the described head of a bed (3).
5. dumpable formula as claimed in claim 1 pendulum position device, wherein, the described head of a bed (3) is provided with and guides groove (3b), and
Wherein, described bed board (1) is removably inserted in the guiding groove (3b) on the described head of a bed (3).
6. dumpable formula as claimed in claim 5 pendulum position device, also comprise roller (8,1b), it is arranged in described guiding groove (3b) or is arranged on the lateral edges place of described bed board (1), so that the movement of described bed board (1) in described guiding groove (3b).
7. dumpable formula as claimed in claim 1 pendulum position device, also comprises:
Hydraulic/pneumatic bar (4), its one end is connected to the described head of a bed (3), and the other end is connected to described bedstead (2), to control the rotation of the described head of a bed (3) around described rotation axis (9).
8. dumpable formula as claimed in claim 1 pendulum position device, wherein, described bed board (1) is provided with the registration holes (1a) for installing the auxiliary framework in pendulum position.
9. dumpable formula as claimed in claim 1 pendulum position device, wherein, described bed board (1) is made up of carbon fibre material, and
Wherein, the described head of a bed (3) and described bedstead (2) are made up of metallic substance.
10. dumpable formula as claimed in claim 1 pendulum position device, also comprises two universal caster wheels (5) and two rigid castors (6) of the bottom being arranged on described bedstead (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664927.5A CN105664363A (en) | 2014-11-19 | 2014-11-19 | Inclinable position verification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664927.5A CN105664363A (en) | 2014-11-19 | 2014-11-19 | Inclinable position verification device |
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| CN105664363A true CN105664363A (en) | 2016-06-15 |
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| CN201410664927.5A Pending CN105664363A (en) | 2014-11-19 | 2014-11-19 | Inclinable position verification device |
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Cited By (4)
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| CN107497061A (en) * | 2017-09-22 | 2017-12-22 | 李立军 | A kind of special radiotherapeutic fixer of adjustable radiotherapy department of portable sprawl |
| WO2018006295A1 (en) * | 2016-07-06 | 2018-01-11 | 王楚 | Treatment bed tilting mechanism |
| CN107890610A (en) * | 2016-10-04 | 2018-04-10 | 西门子保健有限责任公司 | Patient support device with six-freedom degree and the method for tilting such patient support device |
| CN114469515A (en) * | 2022-03-31 | 2022-05-13 | 欧普康视科技股份有限公司 | Intelligent amblyopia covering eyeshade |
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| CN114469515A (en) * | 2022-03-31 | 2022-05-13 | 欧普康视科技股份有限公司 | Intelligent amblyopia covering eyeshade |
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Application publication date: 20160615 |