CN104771839A - Radiating therapeutic apparatus - Google Patents
Radiating therapeutic apparatus Download PDFInfo
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- CN104771839A CN104771839A CN201510216035.3A CN201510216035A CN104771839A CN 104771839 A CN104771839 A CN 104771839A CN 201510216035 A CN201510216035 A CN 201510216035A CN 104771839 A CN104771839 A CN 104771839A
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- radiotherapy
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- 230000001225 therapeutic effect Effects 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 103
- 239000007787 solid Substances 0.000 claims abstract description 36
- 238000001959 radiotherapy Methods 0.000 claims description 81
- 239000000523 sample Substances 0.000 claims description 31
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000002560 therapeutic procedure Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 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
- 238000000275 quality assurance Methods 0.000 description 1
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- Radiation-Therapy Devices (AREA)
Abstract
The invention provides a radiating therapeutic apparatus which comprises a main rack, a radiating therapeutic head, a solid state detector and a radiating therapeutic apparatus support. The radiating therapeutic apparatus support comprises a horizontal telescoping mechanism, a vertical telescoping mechanism and a rotating mechanism, wherein the first end of the horizontal telescoping mechanism is fixed to the main rack, the second end of the horizontal telescoping mechanism is telescopic in the direction perpendicular to the outer end face of the main rack, the first end of the vertical telescoping mechanism is connected to the horizontal telescoping mechanism, the second end of the vertical telescoping mechanism is fixed to the solid state detector, and is telescopic to enable the solid state detector to be close to or away from the radiating therapeutic head, and the rotating mechanism is arranged between the horizontal telescoping mechanism and the vertical telescoping mechanism and drives the vertical telescoping mechanism to rotate so that the solid state detector can be switched between a first state in the direction roughly parallel to the outer end face of the main rack and a second state opposite to the radiating therapeutic head. The radiating therapeutic apparatus is beneficial for improving the image quality, the accurate auxiliary therapy can be achieved, the detector mechanism can be retracted into the main rack of the radiating therapeutic apparatus, and therefore the overall structure is more compact.
Description
Technical field
The present invention relates generally to radiotherapy unit, particularly relates to a kind of radiotherapy apparatus.
Background technology
In modern medicine, radiotherapy is a kind of important means for the treatment of malignant tumor.Radiotherapy refers to and adopts high-energy radiation to kill tumor, usually utilizes large medical equipment accelerator.Radiotherapy apparatus is that the one in biomedicine is used for carrying out radiocurable particle accelerator device to tumor.
Conventional radiotherapy apparatus adopts cylinder type structure usually, above cylinder type radiotherapy apparatus, arrange detector.But panel detector structure herein is often fixed on described radiotherapy apparatus.Because detector cannot realize moving on the vertical direction of radiotherapy apparatus, make detector upper surface more close to human body, thus not cause image quality poor on a large scale, it is inaccurate that patient puts position, then affects therapeutic effect.
Fig. 1 is the irradiated area schematic diagram in solid probe divergent-ray source in radiotherapy apparatus.As shown in Figure 1, when solid probe along be parallel to mainframe direction move to ISOCENTER (waiting center) position L (100cm) time, radiogenic irradiated area is the circle of diameter 40cm, and on detector, active region imaging area is about 40x40cm.When solid probe runs down to 145cm, the irradiated area of its ray is the circle of diameter 58cm, and the tissue now in roentgenization area can only partly image in detector active region.Therefore detector transverse shifting and the motion perpendicular to mainframe direction are conducive to imaging and auxiliary treatment.
Therefore, how by improving radiotherapy apparatus, it is more extensively those skilled in the art's problem demanding prompt solution that the image that radiotherapy apparatus is obtained has more high accuracy and areas imaging.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of radiotherapy apparatus, makes the detector of radiotherapy apparatus can carry out the large-scale continuous moving of multidimensional, thus obtains high-precision image.
For solving the problems of the technologies described above, the invention provides a kind of radiotherapy apparatus, comprise mainframe, radiotherapy head, solid probe and radiotherapy apparatus support, described radiotherapy head is arranged on described mainframe, its feature is, described radiotherapy apparatus support comprises:
Horizontal extension mechanism, its first end is fixed on described mainframe, and its second end is telescopic along the direction, outer face perpendicular to described mainframe;
Vertical telescopic mechanism, its first end is connected in described horizontal extension mechanism, and its second end fixes described solid probe, the second end of wherein said vertical telescopic mechanism be telescopic with enable described solid probe near or away from described radiotherapy head;
Rotating mechanism, be arranged between described horizontal extension mechanism and described vertical telescopic mechanism, drive described vertical telescopic mechanism to rotate that described solid probe is changed between first state in direction of outer face being roughly parallel to described mainframe and the second state relative with described radiotherapy head.
Alternatively, described horizontal extension mechanism can move in the horizontal direction on described mainframe, in order to regulate the position of described solid probe.
Alternatively, described horizontal extension mechanism comprises the first telescopic component and the second telescopic component, and described vertical telescopic mechanism is connected between described first telescopic component and described second telescopic component.
Alternatively, described first telescopic component and described second telescopic component are arranged on described mainframe spaced reciprocally.
Alternatively, described mainframe offers chute, described first telescopic component and described second telescopic component are slidably installed in described chute.
Alternatively, described first telescopic component and described second telescopic component comprise the bar of some hollows respectively, and described bar is socketed successively, make can to stretch out or inwardly shrink between adjacent described bar.
Alternatively, described vertical telescopic mechanism comprises some sleeve pipes, and described sleeve pipe is socketed successively, realizes stretching out or inwardly shrinking between adjacent described sleeve pipe by connector.
Alternatively, described rotating mechanism is arranged in described first telescopic component, and described rotating mechanism comprises:
Motor, is fixed in described first telescopic component, for providing driving force;
Screw rod, is connected with described motor by rotating shaft;
Swivel nut, is set on described screw rod;
Connecting rod, its one end is connected with described swivel nut, and the other end is connected with described vertical telescopic mechanism, drives described vertical telescopic mechanism to rotate relative to described horizontal extension mechanism under the promotion of described swivel nut.
Alternatively, described vertical telescopic mechanism relatively described horizontal extension mechanism can overturn 90 °, and described vertical telescopic mechanism and described horizontal extension mechanism are located in the same horizontal plane.
Alternatively, described radiotherapy apparatus support also comprises base, and described mainframe is fixed on described base.
Compared with prior art, the present invention has the following advantages: radiotherapy apparatus support of the present invention can make solid probe in electronic portal image device do Large travel range motion in the horizontal direction with vertical direction, be conducive to improving picture quality, realize accurate auxiliary treatment.Wherein, detector mechanism can be retracted to the mainframe of radiotherapy apparatus, makes overall structure compacter, and saves out space and be beneficial to putting of therapeutic bed.
Accompanying drawing explanation
Fig. 1 is the irradiated area schematic diagram in solid probe divergent-ray source in radiotherapy apparatus.
Fig. 2 is the overall structure schematic diagram of radiotherapy apparatus of the present invention.
Fig. 3 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention extend out to mainframe outside.
Fig. 4 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention extend out to mainframe outside.
Fig. 5 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.
Fig. 6 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.
Fig. 7 is the structural representation one of transverse movement in radiotherapy apparatus of the present invention.
Fig. 8 is the structural representation two of transverse movement in radiotherapy apparatus of the present invention.
Detailed description of the invention
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Set forth a lot of detail in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here to implement, therefore the present invention is not by the restriction of following public specific embodiment.
Fig. 2 is the overall structure schematic diagram of radiotherapy apparatus of the present invention.As shown in Figure 2, the invention discloses a kind of radiotherapy apparatus 100, it comprises mainframe 110, radiotherapy head 120, solid probe 130 and radiotherapy apparatus support 200.Wherein, radiotherapy head 120 is arranged on mainframe 110.Radiotherapy apparatus support 200 comprises horizontal extension mechanism, vertical telescopic mechanism 230 and rotating mechanism.The first end of described horizontal extension mechanism is fixed on mainframe 110, and the second end is extension type along the direction, outer face perpendicular to mainframe 110.The first end of vertical telescopic mechanism 230 is connected in described horizontal extension mechanism, the second end fixed solid detector 130.This just makes the second end of vertical telescopic mechanism 230 be telescopically, with make solid probe 130 can near or away from radiotherapy head 120.Solid probe 130 is fixed on the top of vertical telescopic mechanism 230, and is positioned at the below of radiotherapy head 120.In addition, described rotating mechanism is arranged between described horizontal extension mechanism and described vertical telescopic mechanism, and vertical telescopic mechanism 230 is connected with described horizontal extension mechanism by described rotating mechanism, drives vertical telescopic mechanism 230 to rotate with this.Described rotating mechanism rotates to make solid probe 130 to change between first state in direction of outer face being roughly parallel to mainframe 110 and the second state relative with radiotherapy head 120 by driving vertical telescopic mechanism 230.
Fig. 3 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention extend out to mainframe outside.Fig. 4 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention extend out to mainframe outside.
As shown in Figure 3 and Figure 4, described horizontal extension mechanism preferably includes the first telescopic component 210 and the second telescopic component 220, and vertical telescopic mechanism 230 is connected between the first telescopic component 210 and the second telescopic component 220.First telescopic component 210 and the second telescopic component 220 are arranged on mainframe 110 spaced reciprocally.Such as, mainframe 110 is offered a flange mounting base 111, by the first telescopic component 210 and the second telescopic component 220 in parallel to each other and be fixed at interval in flange mounting base 111.Such first telescopic component 210 and the second telescopic component 220 can be protruding or inwardly retract along flange mounting base 111.
Further preferably, the first telescopic component 210 and the second telescopic component 220 comprise the bar of some hollows respectively.Such as, the first telescopic component 210 comprises bar 211, bar 212 and bar 213, and bar 211, bar 212 and bar 213 are socketed by connector successively, makes described bar can realize stretching, namely protruding along approximate horizontal direction or inwardly retract.
Similarly, vertical telescopic mechanism 230 comprises some sleeve pipes, such as comprise the sleeve pipe 231 of different cross-sectional, sleeve pipe 232 and sleeve pipe 233, sleeve pipe 231, sleeve pipe 232 and sleeve pipe 233 are socketed successively by connector, make described sleeve pipe scalable, namely protruding on roughly vertical direction or inwardly retract.
In addition, especially, in the first telescopic component 210, arrange described rotating mechanism, described rotating mechanism comprises swivel nut 214, screw rod 215, rotating shaft 216, motor 217 and connecting rod 218.Motor 217 is fixed in the first telescopic component 210, such as, in bar 212, for providing driving force.Screw rod 215 is connected with motor 217 by rotating shaft 216.Swivel nut 214 is threaded screw rod 215.One end of connecting rod 218 is connected with swivel nut 214, and the other end is connected with vertical telescopic mechanism 230.Like this, when swivel nut 214 rotates under the effect of motor 217, vertical telescopic mechanism 230 can be driven to rotate relative to described horizontal extension mechanism, make vertical telescopic mechanism 230 relatively described horizontal extension mechanism can overturn 90 °, until vertical telescopic mechanism 230 and described horizontal extension mechanism are located in the same horizontal plane.
The structure of radiotherapy apparatus support according to above-mentioned Fig. 2 to Fig. 4, the support arm of radiotherapy head 120 is fixed on the front surface of the mainframe 110 of radiotherapy apparatus support.In order to ensure the stability of mainframe 110, mainframe 110 can be arranged on base 140.When treating patient, the mainframe 110 of radiotherapy apparatus support can be done along being rotated counterclockwise around waiting centrage, the radiographic source of radiotherapy head 120 sends X-ray vertically downward, and the X-ray that the solid probe 130 (X-ray detector) thus on radiotherapy apparatus support accepts to penetrate tissue also forms accurate image in real time.Solid probe 130 is arranged in vertical telescopic mechanism 230, thus can do the reciprocating motion of Large travel range by the vertical direction, realizes high-quality image.
Selectively, can by described horizontal extension organization establishes for move along general horizontal direction on mainframe 110, in order to regulate the position of described solid probe.Such as, mainframe 110 offers chute, make the first telescopic component 210 and the second telescopic component 220 be slidably installed in described chute, etc.Certainly the structure realizing the described horizontal extension mechanism of this adjustment is not limited to foregoing description, is only exemplary herein.
Fig. 5 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.Fig. 6 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.
As shown in Figure 5 and Figure 6, at the end for the treatment of, solid probe 130 can be retracted to extreme lower position by vertical telescopic mechanism 230 by radiotherapy apparatus support of the present invention.Described rotating mechanism is arranged in described first telescopic component, thus makes solid probe 130 at its lowest position half-twist near described horizontal extension mechanism.Further, solid probe 130 is retracted into extreme lower position under the effect of vertical telescopic mechanism 230, motor 217 in first telescopic component 210 drives screw rod 215 (as shown in Figure 3), be the rectilinear motion of swivel nut 214 again by the convert rotational motion of screw rod 215, swivel nut 214 promotes connecting rod 218 and makes vertical telescopic mechanism 230 relative level telescoping mechanism rotate motion, and the solid probe 130 be therefore installed in vertical telescopic mechanism 230 rotates thereupon.Motor 217 is arranged in the first telescopic component 210 by this structure, effectively avoids the direct irradiation of lonizing radiation.
As mentioned above, solid probe 130 is retracted to the front surface of the mainframe 110 near radiotherapy apparatus support under the effect of horizontal extension mechanism.First telescopic component 210 and the second telescopic component 220 are synchronously retracted, and the first telescopic component 210 be symmetrical set and the second telescopic component 220 can strengthen integrally-built rigidity, are conducive to the imaging precision and the therapeutic effect that improve solid probe 130.Solid probe 130 can be retracted and be made it rotate about 90 degree and be close to the mainframe 110 of radiotherapy apparatus support by the structure of radiotherapy apparatus support of the present invention on vertical direction and horizontal direction, compact conformation, be conducive to the operation of radiation therapeutical bed, also have the pendulum position being convenient to patient simultaneously.In addition, front surface radiotherapy apparatus support 200 being mounted to the mainframe 110 of radiotherapy apparatus makes easier for installation and is convenient to maintenance.
Fig. 7 is the structural representation of lateral displacement mechanism in radiotherapy apparatus of the present invention.Fig. 8 is the structural representation two of transverse movement in radiotherapy apparatus of the present invention.
As shown in Figure 7 and Figure 8, in the structure of the present embodiment, also comprise horizontal extension mechanism, by described horizontal extension organization establishes for can move horizontally along mainframe 110.Detector lower connecting plate 132 is fixed in vertical telescopic mechanism 230, and specifically, described horizontal extension mechanism comprises detector upper junction plate 131, detector lower connecting plate 132, motor 150, reduction box 160 and turn-screw 170.Detector 130 is connected between detector upper junction plate 131 and detector lower connecting plate 132, and detector 130 is connected with detector lower connecting plate 132 by micro slide rail mechanism 133.Motor 150, reduction box 160 and turn-screw 170 connect successively, and are all fixed on detector upper junction plate 131.When motor 150 rotates, motor 150 drives turn-screw 170 to rotate, then is straight line transverse movement by turn-screw 170 by the convert rotational motion of micro slide rail mechanism 133.As shown in Figure 8, detector lower connecting plate 132 is fixed in vertical telescopic mechanism 230, can do transverse movement (as shown by the arrows in Figure 8) relative to vertical telescopic mechanism 230.
In sum, radiotherapy apparatus of the present invention, by improving the structure of radiotherapy apparatus support, makes solid probe do Large travel range motion in the horizontal direction with vertical direction, is conducive to improving picture quality, realizes accurate auxiliary treatment.Solid probe in the vertical direction can move to isocentric position, realizes quality assurance function.In addition, radiotherapy apparatus support can be retracted to the mainframe of radiotherapy apparatus, more presses close to the front surface of mainframe, makes structure compacter, and its saved space is conducive to patient and puts position.
Although the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is only used to the present invention is described, change or the replacement of various equivalence also can be made when not departing from spirit of the present invention, therefore, as long as all will drop in the scope of claims of the application the change of above-described embodiment, modification in spirit of the present invention.
Claims (10)
1. a radiotherapy apparatus, comprises mainframe, radiotherapy head, solid probe and radiotherapy apparatus support, and described radiotherapy head is arranged on described mainframe, it is characterized in that, described radiotherapy apparatus support comprises:
Horizontal extension mechanism, its first end is fixed on described mainframe, and its second end is telescopic along the direction, outer face perpendicular to described mainframe;
Vertical telescopic mechanism, its first end is connected in described horizontal extension mechanism, and its second end fixes described solid probe, the second end of wherein said vertical telescopic mechanism be telescopic with enable described solid probe near or away from described radiotherapy head;
Rotating mechanism, be arranged between described horizontal extension mechanism and described vertical telescopic mechanism, drive described vertical telescopic mechanism to rotate that described solid probe is changed between first state in direction of outer face being roughly parallel to described mainframe and the second state relative with described radiotherapy head.
2. radiotherapy apparatus according to claim 1, is characterized in that, described horizontal extension mechanism can move in the horizontal direction on described mainframe, in order to regulate the position of described solid probe.
3. radiotherapy apparatus according to claim 2, is characterized in that, described horizontal extension mechanism comprises the first telescopic component and the second telescopic component, and described vertical telescopic mechanism is connected between described first telescopic component and described second telescopic component.
4. radiotherapy apparatus according to claim 3, is characterized in that, described first telescopic component and described second telescopic component are arranged on described mainframe spaced reciprocally.
5. radiotherapy apparatus according to claim 4, is characterized in that, described mainframe offers chute, and described first telescopic component and described second telescopic component are slidably installed in described chute.
6. radiotherapy apparatus according to claim 4, is characterized in that, described first telescopic component and described second telescopic component comprise the bar of some hollows respectively, and described bar is socketed successively, makes can to stretch out or inwardly shrink between adjacent described bar.
7. radiotherapy apparatus according to claim 1, is characterized in that, described vertical telescopic mechanism comprises some sleeve pipes, and described sleeve pipe is socketed successively, realizes stretching out or inwardly shrinking between adjacent described sleeve pipe by connector.
8. radiotherapy apparatus according to claim 3, is characterized in that, described rotating mechanism is arranged in described first telescopic component, and described rotating mechanism comprises:
Motor, is fixed in described first telescopic component, for providing driving force;
Screw rod, is connected with described motor by rotating shaft;
Swivel nut, is set on described screw rod;
Connecting rod, its one end is connected with described swivel nut, and the other end is connected with described vertical telescopic mechanism, drives described vertical telescopic mechanism to rotate relative to described horizontal extension mechanism under the promotion of described swivel nut.
9. radiotherapy apparatus according to claim 6, is characterized in that, described vertical telescopic mechanism relatively described horizontal extension mechanism can overturn 90 °, and described vertical telescopic mechanism and described horizontal extension mechanism are located in the same horizontal plane.
10. the radiotherapy apparatus according to claim 1-9 any one, is characterized in that, described radiotherapy apparatus support also comprises base, and described mainframe is fixed on described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216035.3A CN104771839B (en) | 2015-04-30 | 2015-04-30 | radiotherapy apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216035.3A CN104771839B (en) | 2015-04-30 | 2015-04-30 | radiotherapy apparatus |
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| CN104771839A true CN104771839A (en) | 2015-07-15 |
| CN104771839B CN104771839B (en) | 2017-12-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137103A (en) * | 2017-06-23 | 2017-09-08 | 合肥中科离子医学技术装备有限公司 | One kind is used for proton medical system CBCT three-dimensional imagings mechanism |
| CN107456654A (en) * | 2015-12-30 | 2017-12-12 | 夏周阳 | Comprehensive leg Neurology therapeutic equipment |
| WO2018090196A1 (en) * | 2016-11-15 | 2018-05-24 | 西安大医数码技术有限公司 | Treatment device |
| US10716956B2 (en) | 2015-04-21 | 2020-07-21 | Our United Corporation | Radiotherapeutic device |
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| US20110007867A1 (en) * | 2009-07-09 | 2011-01-13 | Franz Fadler | Radiation therapy system |
| WO2012119649A1 (en) * | 2011-03-09 | 2012-09-13 | Elekta Ab (Publ) | System and method for image-guided radio therapy |
| CN102670228A (en) * | 2011-03-14 | 2012-09-19 | 上海西门子医疗器械有限公司 | Computed tomography (CT) machine |
| CN204170301U (en) * | 2014-10-20 | 2015-02-25 | 苏州大学张家港工业技术研究院 | Radiotherapy system |
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2015
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Patent Citations (5)
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| CN1146366A (en) * | 1995-09-28 | 1997-04-02 | 深圳奥沃国际科技发展有限公司 | Stereo directional radiotherapy apparatus |
| US20110007867A1 (en) * | 2009-07-09 | 2011-01-13 | Franz Fadler | Radiation therapy system |
| WO2012119649A1 (en) * | 2011-03-09 | 2012-09-13 | Elekta Ab (Publ) | System and method for image-guided radio therapy |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10716956B2 (en) | 2015-04-21 | 2020-07-21 | Our United Corporation | Radiotherapeutic device |
| US11116997B2 (en) | 2015-04-21 | 2021-09-14 | Our United Corporation | Radiotherapeutic device |
| CN107456654A (en) * | 2015-12-30 | 2017-12-12 | 夏周阳 | Comprehensive leg Neurology therapeutic equipment |
| CN107456654B (en) * | 2015-12-30 | 2020-05-08 | 李玉梅 | All-round shank department of neurology therapeutic instrument |
| WO2018090196A1 (en) * | 2016-11-15 | 2018-05-24 | 西安大医数码技术有限公司 | Treatment device |
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| CN104771839B (en) | 2017-12-22 |
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Address after: 201807 2258 Chengbei Road, Jiading District, Shanghai Patentee after: Shanghai Lianying Medical Technology Co., Ltd Address before: 201807 2258 Chengbei Road, Jiading District, Shanghai Patentee before: SHANGHAI UNITED IMAGING HEALTHCARE Co.,Ltd. |
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