CN113975665A - Be used for radiotherapy guiding device that puts a position - Google Patents
Be used for radiotherapy guiding device that puts a position Download PDFInfo
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- CN113975665A CN113975665A CN202111497396.1A CN202111497396A CN113975665A CN 113975665 A CN113975665 A CN 113975665A CN 202111497396 A CN202111497396 A CN 202111497396A CN 113975665 A CN113975665 A CN 113975665A
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 39
- 238000003466 welding Methods 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 5
- 230000002337 anti-port Effects 0.000 abstract 1
- 206010028980 Neoplasm Diseases 0.000 description 6
- 238000002719 stereotactic radiosurgery Methods 0.000 description 4
- 201000011510 cancer Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000002729 3-dimensional conformal radiation therapy Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
- A61N2005/1097—Means for immobilizing the patient
Abstract
The invention discloses a positioning guide device for radiotherapy, which comprises a table-shaking plate, wherein a groove is processed in front of the top of the table-shaking plate, a control structure is arranged in the groove, the control structure comprises a baffle, an upright rod, a first thread, a rotary drum and a square plate, the outer wall of the baffle is clamped with the inner wall of the groove in a sliding manner, and the outer side of the baffle is welded with the top of the inner side of the upright rod. This be used for radiotherapy guiding device that puts a position, prevent that the patient from taking place the gliding, ensure normal use, the handle drives the ring and rotates downwards at the outer wall of second screw thread, the bottom that makes the ring supports tightly with the top of support, the installation of completion device, and is simple in operation, the use degree of difficulty has been reduced, adjusting position then fixing bolt antiport pegs graft with the round mouth that corresponds, realize position control, avoid using the conflict, ensure normal support, put patient's arm in the inside of bent plate, realize that fixed position saves the trouble of changing the support, the practicality is improved, and the convenient to popularize and use.
Description
Technical Field
The invention relates to the technical field of a positioning guide device for radiotherapy, in particular to a positioning guide device for radiotherapy.
Background
Tumor radiotherapy is a local treatment for tumors using radiation. The radiation includes alpha, beta and gamma rays generated by radioactive isotopes, and x-rays, electron beams, proton beams and other particle beams generated by various x-ray therapeutic machines or accelerators. About 70% of cancer patients require radiation therapy in the course of cancer treatment, and about 40% of cancers can be cured by radiation therapy. The role and position of radiotherapy in tumor treatment are increasingly prominent, and the radiotherapy has become one of the main means for treating malignant tumors, and the radiotherapy has only been used for decades, but is developed more rapidly. With the help of the development of the CT imaging technology and the computer technology, the current radiotherapy technology is developed from two-dimensional radiotherapy to three-dimensional radiotherapy and four-dimensional radiotherapy technology, the radiotherapy dose distribution is also developed from point dose to volume dose distribution, and the dose intensity adjustment in the volume dose distribution is realized. Current mainstream radiotherapy techniques include Stereotactic Radiotherapy (SRT) and Stereotactic Radiosurgery (SRS). Stereotactic Radiotherapy (SRT) includes three-dimensional conformal radiotherapy (3DCRT), three-dimensional conformal Intensity Modulated Radiotherapy (IMRT); stereotactic Radiosurgery (SRS) comprises an X-Knife (X-Knife), a gamma Knife (Y-Knife) and a radiowave Knife (Cyber-Knife), and the X-Knife, the gamma Knife and the radiowave Knife belong to the field of stereotactic radiotherapy, and are characterized by three-dimensional, small-field, cluster, fractional and large-dose irradiation, which requires higher positioning precision and faster dose attenuation outside a target area.
Radiotherapy is put according to formation of image purpose and equipment requirement, let the operation that the patient kept certain position on the inspection bed, current radiotherapy is put guiding device and is not supported the sole when using, take place the gliding easily behind the upper part of the body slope, influence normal use, and it is fixed that many fixing bolt are adopted in the device installation, the troublesome poeration, the use degree of difficulty has been increased, and arm support position can't be adjusted, easy user takes place to rush into, lead to the patient to support uncomfortable, highly unable regulation simultaneously, need to change the support device, the practicality has been reduced, be not conform to modern's user demand.
Disclosure of Invention
The invention aims to provide a radiotherapy positioning guide device, which aims to solve the problems that the conventional radiotherapy positioning guide device in the background art is not supported by the sole when in use, and the upper body is easy to slide down after being inclined, so that the normal use is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a swing guide device for radiotherapy comprises a table-shaking plate, wherein a groove is processed in front of the top of the table-shaking plate, and a control structure is installed in the groove;
the control structure comprises a baffle, an upright rod, a first thread, a rotary drum and a square plate;
the outer wall of baffle and the inner wall slip joint of recess, the outside of baffle links to each other with the inboard top welding of pole setting, the outer wall below processing of pole setting has first screw thread, the outer wall of first screw thread and the inner wall threaded connection of rotary drum, the outer wall top of rotary drum is passed through the bearing and is rotated with the inner wall of square slab and link to each other.
Preferably, the inner side of the square plate is welded with the front part of the outer side of the bed plate, and the outer wall of the rotary drum is processed with grinding lines.
Preferably, the front side and the rear side of the bed swing plate are both provided with a fixed structure;
the fixing structure comprises a support, a vertical rod, a second thread, a circular ring, a handle and a pin shaft;
the utility model discloses a handle, including the support, the inboard top of support and the outer wall welding of bed board of shaking link to each other, the bottom outside of support rotates with the outside of round pin axle and links to each other, the outer wall of round pin axle links to each other with the bottom welding of montant, the outer wall top processing of montant has the second screw thread, the outer wall of second screw thread and the inner wall threaded connection of ring, the outer wall of ring links to each other with the inboard welding of handle, peg graft mutually in the outer wall top of montant and the top outside of support, the bottom of ring offsets tightly with the top of support.
Preferably, a plurality of the brackets are symmetrically distributed on the front side and the rear side of the bed swing plate.
Preferably, the bottom of the bed swing plate is fixedly connected with a base plate, and the front side and the rear side of the outer wall of the base plate are attached to the inner side of the support.
Preferably, a bolster is fixedly connected to the rocking plate behind the top of the rocking bed plate.
Preferably, a sliding groove is formed in the rocking plate behind the top of the rocking bed plate, and round openings are formed in the bottom of the inner wall of the sliding groove in an equidistant mode.
Preferably, the inner wall of the chute is provided with an adjusting structure;
the adjusting structure comprises a supporting slide block, a fixing bolt and a connecting screw rod;
the outer wall of the supporting sliding block is connected with the inner wall of the sliding groove in a sliding mode in a clamped mode, the front portion of the top of the supporting sliding block is connected with the outer wall of the fixing bolt in a threaded mode, the rear portion of the top of the supporting sliding block is connected with the bottom of the connecting screw in a welded mode, and the outer wall of the connecting screw is the same in thread direction.
Preferably, the bottom of the fixing bolt is inserted into the inner wall of the round opening.
Preferably, the outer wall of the connecting screw rod is provided with a lifting structure;
the lifting structure comprises a vertical cylinder, a sleeve plate and a curved plate;
the inner wall of the vertical cylinder is in threaded connection with the outer wall of the connecting screw rod, the outer wall of the vertical cylinder is connected with the inner wall of the sleeve plate in a rotating mode, the inner side of the sleeve plate is connected with the outer wall of the bent plate in a welding mode, and grinding grains are machined on the upper side and the lower side of the outer wall of the vertical cylinder.
Compared with the prior art, the invention has the beneficial effects that: according to the swing guide device for radiotherapy, the rotary drum rotates in the control structure, and the vertical rod is driven to move upwards by matching with the first thread, so that the baffle plate moves upwards, the bottom of a patient is supported by the baffle plate, the patient is prevented from sliding downwards, and normal use is ensured;
the inner wall of the support in the fixing structure is inserted with an external connecting rod, then the vertical rod is enabled to rotate upwards, the upper part of the vertical rod is inserted with the upper part of the support, then the circular ring is driven to rotate downwards on the outer wall of the second thread by matching with the handle, the bottom of the circular ring is enabled to be abutted against the top of the support, the installation of the device is completed, the operation is simple, and the use difficulty is reduced;
the fixing bolt in the adjusting structure rotates upwards to be separated from the round opening, then the supporting sliding block slides back and forth on the inner wall of the sliding groove, the position is adjusted, then the fixing bolt rotates reversely to be inserted into the corresponding round opening, position adjustment is achieved, use conflict is avoided, and normal supporting is guaranteed;
through a riser among the elevation structure at connecting screw's outer wall tilting, and then drive the bent plate and reciprocate, put the patient arm in the inside of bent plate afterwards, realize that the rigidity saves the trouble of changing the support, improved the practicality, convenient to popularize and use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection relationship between the rocker plate, the groove and the baffle in FIG. 1;
FIG. 3 is a schematic view of the structure A in FIG. 2;
FIG. 4 is a schematic view of the structure B in FIG. 2;
FIG. 5 is a schematic view of the connection structure of the support block, the fixing bolt and the connecting screw in FIG. 1;
FIG. 6 is a schematic view showing the connection structure of the vertical tube, the sleeve plate and the curved plate in FIG. 1.
In the figure: 1. rocker board, 2, control structure, 201, baffle, 202, pole setting, 203, first screw thread, 204, rotary drum, 205, square plate, 3, fixed knot construct, 301, support, 302, montant, 303, second screw thread, 304, ring, 305, handle, 306, round pin axle, 4, regulation structure, 401, supporting slide, 402, fixing bolt, 403, connecting screw, 5, elevation structure, 501, riser, 502, lagging, 503, bent plate, 6, recess, 7, backing plate, 8, spout, 9, bolster, 10, round mouth.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a swing guiding device for radiotherapy comprises a swing bed plate 1, a groove 6 is processed in front of the top of the swing bed plate 1, a control structure 2 is installed in the groove 6, the control structure 2 comprises a baffle 201 and an upright rod 202, the outer wall of the baffle 201 is in sliding clamping connection with the inner wall of the groove 6, the baffle 201 is stressed to slide up and down through the inner wall of the groove 6, the outer side of the baffle 201 is connected with the top of the inner side of the upright 202 in a welding mode, the first threads 203 are machined below the outer wall of the upright 202, the outer wall of the first threads 203 is in threaded connection with the inner wall of the rotary drum 204, the top of the outer wall of the rotary drum 204 is rotatably connected with the inner wall of the square plate 205 through a bearing, the rotary drum 204 is stressed to rotate through a bearing on the inner wall of the square plate 205, the inner side of the square plate 205 is connected with the front of the outer side of the bed shaking plate 1 in a welding mode, the outer wall of the rotary drum 204 is machined with grinding marks, and the rotary drum 204 is prevented from sliding when in use;
through the rotation of transfer cylinder 204 in control structure 2, the cooperation first screw 203 drives pole setting 202 rebound to make baffle 291 shift out upwards, make baffle 201 support the patient sole, prevent that the patient from taking place to slide down, ensure normal use.
The front side and the rear side of the shaking table plate 1 are both provided with a fixed structure 3, the fixed structure 3 comprises a support 301, a vertical rod 302, a second thread 303, a circular ring 304, a handle 305 and a pin shaft 306, the top of the inner side of the support 301 is connected with the outer wall of the shaking table plate 1 in a welding way, the outer side of the bottom of the support 301 is connected with the outer side of the pin shaft 306 in a rotating way, the outer wall of the pin shaft 306 is connected with the bottom of the vertical rod 302 in a welding way, the vertical rod 302 is stressed to rotate up and down through the pin shaft 306, the second thread 303 is processed above the outer wall of the vertical rod 302, the outer wall of the second thread 303 is connected with the inner wall of the circular ring 304 in a threaded way, the outer wall of the circular ring 304 is connected with the inner side of the handle 305 in a welding way, the handle 305 is convenient to drive the circular ring 304 to rotate, the upper part of the outer wall of the vertical rod 302 is inserted with the outer side of the top of the support 301, the bottom of the circular ring 304 is tightly abutted against the top of the support 301, the front side and rear side of the shaking table plate 1 are symmetrically distributed, the plurality of the supports 301, the bottom of the shaking table plate 1 is fixedly connected with a backing plate 7, the base plate 7 is a rubber plate, the front side and the rear side of the outer wall of the base plate 7 are both attached to the inner side of the bracket 301, the swing plate at the rear of the top of the swing bed plate 1 is fixedly connected with a bolster 9, the swing plate at the rear of the top of the swing bed plate 1 is provided with a chute 8, and the bottom of the inner wall of the chute 8 is provided with round openings 10 at equal intervals;
through support 301 inner wall and external connecting rod grafting in fixed knot constructs 3, make montant 302 upwards rotate afterwards, make montant 302 top and support 301 top peg graft, cooperate handle 305 to drive ring 304 and rotate downwards at the outer wall of second screw 303 afterwards, make the bottom of ring 304 and support 301's top support tightly, accomplish the installation of device, easy operation has reduced the use degree of difficulty.
An adjusting structure 4 is installed on the inner wall of the sliding chute 8, the adjusting structure 4 comprises a supporting sliding block 401, a fixing bolt 402 and connecting screw rods 403, the outer wall of the supporting sliding block 401 is in sliding clamping connection with the inner wall of the sliding chute 8, the supporting sliding block 401 slides back and forth under stress through the inner wall of the sliding chute 8, the front of the top of the supporting sliding block 401 is in threaded connection with the outer wall of the fixing bolt 402, the rear of the top of the supporting sliding block 401 is connected with the bottom of the connecting screw rods 403 in a welding mode, the thread directions of the outer walls of the two connecting screw rods 403 are the same, and the bottom of the fixing bolt 402 is inserted into the inner wall of the round opening 10;
the fixing bolt 402 rotates upwards in the adjusting structure 4 to be separated from the round opening 10, then the supporting sliding block 401 slides forwards and backwards on the inner wall of the sliding groove 8, the position is adjusted, then the fixing bolt 402 rotates reversely to be inserted into the corresponding round opening 10, position adjustment is achieved, use conflict is avoided, and normal supporting is guaranteed.
The outer wall of the connecting screw 403 is provided with a lifting structure 5, the lifting structure 5 comprises a vertical cylinder 501, a sleeve plate 502 and a curved plate 503, the inner wall of the vertical cylinder 501 is in threaded connection with the outer wall of the connecting screw 403, the vertical cylinder 501 is stressed to rotate up and down through the outer wall of the screw 403, the outer wall of the vertical cylinder 501 is rotationally connected with the inner wall of the sleeve plate 502, the sleeve plate 502 is stressed to rotate through a bearing on the outer wall of the vertical cylinder 501, the inner side of the sleeve plate 502 is welded with the outer wall of the curved plate 503, and the upper side and the lower side of the outer wall of the vertical cylinder 501 are both provided with grinding grains;
through upright tube 501 rotates from top to bottom at connecting screw 403's outer wall in elevation structure 5, and then drives bent plate 503 and reciprocates, puts the patient arm in bent plate 503's inside afterwards, realizes that the rigidity saves the trouble of changing the support, has improved the practicality, convenient to popularize and use.
In this example, when the device is used, the inner wall of the bracket 301 is inserted into an external connecting rod, then the vertical rod 302 is rotated upwards, the upper part of the vertical rod 302 is inserted into the upper part of the bracket 301, then the handle 305 is matched to drive the circular ring 304 to rotate downwards on the outer wall of the second thread 303, the bottom of the circular ring 304 is abutted against the top of the bracket 301, the installation of the device is completed, then a patient lies on the rocker plate 1, the head of the patient is attached to the bolster 9, then the rocker plate is rocked upwards above the rocker plate 1 to incline the upper body of the patient, then the fixing bolt 402 is rotated upwards to separate from the circular opening 10, then the supporting slide block 401 is made to slide back and forth on the inner wall of the sliding chute 8, the position is adjusted, then the fixing bolt 402 is rotated reversely to be inserted into the corresponding circular opening 10, then the vertical cylinder 501 is rotated up and down on the outer wall of the connecting screw 403 to further drive the curved plate 503 to move up and down, then the arm of the patient is placed inside the curved plate 503, realize the rigidity, the rotary drum 204 rotates simultaneously, and the cooperation is first screw 203 drives pole setting 202 rebound to make baffle 201 shift out upwards, make baffle 201 support the patient sole, prevent that the patient from gliding.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a be used for radiotherapy pendulum position guiding device, includes bed board (1), its characterized in that: a groove (6) is formed in the front of the top of the bed swing plate (1), and a control structure (2) is arranged in the groove (6);
the control structure (2) comprises a baffle (201), an upright rod (202), a first thread (203), a rotating cylinder (204) and a square plate (205);
the outer wall of baffle (201) and the inner wall slip joint of recess (6), the outside of baffle (201) and the inboard top welding of pole setting (202) link to each other, the outer wall below processing of pole setting (202) has first screw thread (203), the outer wall of first screw thread (203) and the inner wall threaded connection of rotary drum (204), the outer wall top of rotary drum (204) is passed through the bearing and is rotated with the inner wall of square plate (205) and link to each other.
2. A pendulum guide apparatus for radiation therapy according to claim 1, wherein: the inner side of the square plate (205) is connected with the front part of the outer side of the bed swing plate (1) in a welding mode, and the outer wall of the rotary drum (204) is provided with grinding lines.
3. A pendulum guide apparatus for radiation therapy according to claim 1, wherein: the front side and the rear side of the bed swing plate (1) are both provided with a fixed structure (3);
the fixing structure (3) comprises a support (301), a vertical rod (302), a second thread (303), a circular ring (304), a handle (305) and a pin shaft (306);
the inboard top of support (301) links to each other with the outer wall welding of bed board (1) of shaking, the bottom outside of support (301) rotates with the outside of round pin axle (306) and links to each other, the outer wall of round pin axle (306) links to each other with the bottom welding of montant (302), the outer wall top processing of montant (302) has second screw thread (303), the outer wall of second screw thread (303) and the inner wall threaded connection of ring (304), the outer wall of ring (304) links to each other with the inboard welding of handle (305), the outer wall top of montant (302) is pegged graft with the top outside of support (301) mutually, the bottom of ring (304) offsets tightly with the top of support (301).
4. A placement guide for radiation therapy according to claim 3, wherein: the brackets (301) are symmetrically distributed at the front side and the rear side of the bed swing plate (1).
5. A pendulum guide apparatus for radiation therapy according to claim 1, wherein: the bottom of the bed swing plate (1) is fixedly connected with a base plate (7), and the front side and the rear side of the outer wall of the base plate (7) are attached to the inner side of the support (301).
6. A pendulum guide apparatus for radiation therapy according to claim 1, wherein: a bolster (9) is fixedly connected with the rocking plate at the rear of the top of the rocking bed plate (1).
7. A pendulum guide apparatus for radiation therapy according to claim 1, wherein: the top rear side rocker plate of rocker plate (1) is processed and is had spout (8), the inner wall bottom equidistance of spout (8) is processed and is had round mouth (10).
8. A placement guide for radiation therapy according to claim 7, wherein: the inner wall of the sliding chute (8) is provided with an adjusting structure (4);
the adjusting structure (4) comprises a supporting slide block (401), a fixing bolt (402) and a connecting screw rod (403);
the outer wall of support slider (401) and the inner wall slip joint of spout (8), the top the place ahead of support slider (401) and the outer wall threaded connection of fixing bolt (402), the top rear of support slider (401) links to each other with the bottom welding of connecting screw rod (403), two the outer wall screw thread direction of connecting screw rod (403) is the same.
9. A placement guide for radiation therapy according to claim 8, wherein: the bottom of the fixing bolt (402) is inserted with the inner wall of the round opening (10).
10. A placement guide for radiation therapy according to claim 8, wherein: the outer wall of the connecting screw rod (403) is provided with a lifting structure (5);
the lifting structure (5) comprises a vertical tube (501), a sleeve plate (502) and a curved plate (503);
the inner wall of a vertical cylinder (501) is in threaded connection with the outer wall of the connecting screw rod (403), the outer wall of the vertical cylinder (501) is connected with the inner wall of the sleeve plate (502) in a rotating mode, the inner side of the sleeve plate (502) is connected with the outer wall of the curved plate (503) in a welding mode, and grinding grains are machined on the upper side and the lower side of the outer wall of the vertical cylinder (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111497396.1A CN113975665A (en) | 2021-12-09 | 2021-12-09 | Be used for radiotherapy guiding device that puts a position |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111497396.1A CN113975665A (en) | 2021-12-09 | 2021-12-09 | Be used for radiotherapy guiding device that puts a position |
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| CN113975665A true CN113975665A (en) | 2022-01-28 |
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| CN202111497396.1A Pending CN113975665A (en) | 2021-12-09 | 2021-12-09 | Be used for radiotherapy guiding device that puts a position |
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Application publication date: 20220128 |