KR101752972B1 - Phantom apparatus for measuring dose of brachytherapy radiation - Google Patents

Phantom apparatus for measuring dose of brachytherapy radiation Download PDF

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KR101752972B1
KR101752972B1 KR1020150136209A KR20150136209A KR101752972B1 KR 101752972 B1 KR101752972 B1 KR 101752972B1 KR 1020150136209 A KR1020150136209 A KR 1020150136209A KR 20150136209 A KR20150136209 A KR 20150136209A KR 101752972 B1 KR101752972 B1 KR 101752972B1
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plate
dosimeter
photosensitive
base plate
radiation
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KR1020150136209A
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Korean (ko)
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KR20170037096A (en
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정원규
김동욱
윤명근
정미주
문선영
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경희대학교 산학협력단
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Priority to KR1020150136209A priority Critical patent/KR101752972B1/en
Priority to PCT/KR2016/010689 priority patent/WO2017052286A1/en
Priority to CN201680066849.6A priority patent/CN108367158B/en
Publication of KR20170037096A publication Critical patent/KR20170037096A/en
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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
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1071—Monitoring, verifying, controlling systems and methods for verifying the dose delivered by the treatment plan
    • 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
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1075—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/026—Semiconductor dose-rate meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/06—Glass dosimeters using colour change; including plastic dosimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/10—Luminescent dosimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/10—Luminescent dosimeters
    • G01T1/11—Thermo-luminescent dosimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
    • 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
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1075—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus
    • A61N2005/1076—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus using a dummy object placed in the radiation field, e.g. phantom

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Radiation (AREA)

Abstract

The phantom device for measuring a near-field radiation dose according to the present invention includes a base plate provided with a plurality of installation grooves on which a plurality of dose meters are installed, a cover plate provided with a plurality of cover grooves covering the plurality of dose meters, And a photosensitive plate which is laminated on the base plate with the cover plate therebetween and in which the radiation photosensitive member is embedded. According to this configuration, it becomes possible to acquire a radiation dose distribution in addition to the radiation dose measurement, thereby contributing to the improvement of the treatment precision according to the improvement in the prediction accuracy of the radiation dose to be irradiated to the patient during treatment.

Description

[0001] PHANTOM APPARATUS FOR MEASURING DOSE OF BRACHYTHERAPY RADIATION [0002]

The present invention relates to a phantom device for measuring a near-field radiation dose, and more particularly, to a phantom device for measuring a near-field radiation dose which can improve a treatment accuracy by predicting a radiation dose irradiated to a patient.

Remote radiotherapy and brachytherapy are common methods of radiation therapy for cancer patients. Here, the remote radiotherapy is a treatment for removing cancer cells by irradiating the patient with radiation from the outside of the patient using a radiation generator, and the proximity radiotherapy is a method of inserting a radioisotope into the body's internal part, It is a treatment to remove cancer cells.

On the other hand, the near-field radiation therapy has an advantage of being excellent in clinical effect by directly irradiating a treatment site with radiation, but has a problem due to unnecessary radiation coverage when radiation is irradiated to a nearby site rather than the affected site. Accordingly, the above-mentioned close-up radiotherapy requires radiation dose control at a precise position and dose control. Therefore, in recent years, various studies have been continuously carried out to improve the precision of treatment through the prediction of the radiation dose irradiated to the patient during the close-up radiotherapy.

-. Korean Patent No. 10-0613244 (Registered Date: August 09, 2006)

It is an object of the present invention to provide a phantom device for measuring a dose of a near-field radiation capable of improving the accuracy of treatment by accurately predicting a radiation dose to be irradiated to a patient during treatment.

To achieve the above object, a phantom device for measuring a near-field radiation dose includes a base plate provided with a plurality of mounting grooves on which a plurality of dose meters are installed, a plurality of cover grooves covering the plurality of dosimeters, And a photosensitive plate, which is laminated on the base plate with the cover plate interposed therebetween, and in which the radiation photosensitive member is embedded.

According to one aspect, the dosimeter includes at least one of a glass dosimeter, a metal oxide field effect transistor (MOSFET) dosimeter, an OSLD (Optically Stimulated Luminescence Dosimeter) dosimeter, and a TLD (Thermoluminescence Dosimeter) dosimeter.

According to one aspect, the base plate, the cover plate, and the photosensitive plate are formed of a synthetic resin material including acrylic.

According to one aspect, the photosensitive plate is provided with grid-like coordinates for measuring a radiation dose distribution.

According to one aspect of the present invention, at least one of the base plate, the cover plate, and the photosensitive plate is provided with a fluorescent material at a plurality of positions.

According to one aspect of the present invention, the base plate, the cover plate, and the photosensitive plate are mutually fixed by a plurality of fastening clips coupled to each other in a stacked state.

A phantom device for measuring a near-field radiation dose according to a preferred embodiment of the present invention is a phantom device having a plurality of dose gauges arranged side by side and having a plurality of dose gauges for measuring a dose of radiation, And a photosensitive plate incorporating a radiation sensitive film.

According to one aspect, the dosimeter includes at least one of a glass dosimeter, a metal oxide field effect transistor (MOSFET) dosimeter, an OSLD (Optically Stimulated Luminescence Dosimeter) dosimeter, and a TLD (Thermoluminescence Dosimeter) dosimeter.

According to one aspect of the present invention, the dose meter plate includes: a base plate having a plurality of installation grooves on the upper surface thereof on which the plurality of dosimeters are installed; a cover groove formed on an upper surface of the base plate and corresponding to the installation groove, And the cover plate and the photosensitive plate are formed of a synthetic resin material including acrylic.

According to one aspect, the photosensitive plate is provided with lattice-shaped coordinates for measuring the dose distribution of radiation.

According to one aspect of the present invention, at least one of the base plate, the cover plate, and the photosensitive plate is provided with a fluorescent material at a plurality of positions.

According to one aspect of the present invention, the dose meter plate and the photosensitive plate are mutually fixed by a plurality of fastening clips coupled to each other in a stacked state.

According to the present invention having the above-described configuration, first, it becomes possible to acquire a radiation dose distribution using a radiation photoreceptor in conjunction with a radiation dose measurement using a dosimeter.

Second, it contributes to the improvement of treatment precision by predicting the radiation dose and distribution during treatment.

Thirdly, the lattice type coordinates are provided on the photosensitive plate, and it is possible to contribute to the improvement of the accuracy by visually inspecting the radiation dose distribution.

Fourth, since various dosimeters can be applied, it is advantageous to secure application diversity.

Fifth, with the provision of the fluorescent substance, it is possible to obtain a three-dimensional distribution of the affected part.

1 is a perspective view schematically showing a phantom device for measuring a near-field radiation dose according to a first preferred embodiment of the present invention,
FIG. 2 is an exploded perspective view schematically illustrating a phantom device for measuring a near-field radiation dose according to the first embodiment shown in FIG. 1,
FIG. 3 is a cross-sectional view schematically showing a section taken along the line III-III in FIG. 2,
FIG. 4 is a cross-sectional view schematically showing a phantom device for measuring a near-field radiation dose according to the first embodiment placed on a mount for measurement of radiation dose and distribution;
FIG. 5 is a schematic view of a phantom device for measuring a near-field radiation dose according to a second preferred embodiment of the present invention,
FIG. 6 is a schematic view of a phantom device for measuring a near-field radiation dose according to a third preferred embodiment of the present invention,
FIG. 7 is a schematic view of a phantom device for measuring a near-field radiation dose according to a fourth embodiment of the present invention.

Hereinafter, a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

1 and 2, a phantom device 1 for measuring a near-field radiation dose according to a first preferred embodiment of the present invention includes a base plate 10, a cover plate 20, and a photosensitive plate 30 do.

For reference, the phantom device 1 for measuring a near-field radiation dose described in the present invention is a device for measuring a proximity radiation dose used for measuring the dose of radiation for the purpose of managing the degree of brachytherapy radiation treatment.

The base plate 10 is provided with a plurality of installation grooves 11 in which a plurality of dosimeters D1 are installed. The base plate 10 is formed of a synthetic resin such as acrylic having a density similar to that of a human body. The base plate 10 has a rectangular plate shape having a width of about 23 to 26 cm and a length of about 28 to 32 cm and a thickness of about 1 to 1.5 cm, but is not limited thereto.

As shown in FIG. 2, the plurality of mounting grooves 11 are formed by being recessed from the upper surface of the base plate 10 having a substantially elliptical shape. In addition, a plurality of the installation grooves 11 are provided so as to be spaced apart from each other in a positive direction and a multiple direction. In this embodiment, the installation grooves 11 are provided in six rows and six columns in parallel with each other, and a total of thirty-six dosimeters D1 are provided and illustrated, but the present invention is not limited thereto.

Meanwhile, the dosimeter D1 is for measuring a dose of radiation, and in this embodiment, it includes a glass dosimeter formed of silver or cobalt glass. The dosimeter D1 has a substantially cylindrical shape and the mounting groove 11 into which the dosimeter D1 is inserted has a diameter and a length corresponding to the gap between the dosing meter D1 and the inserted dosimeter D1.

The cover plate 20 is provided with a plurality of cover grooves 21 covering a plurality of dosimeters D1 to cover the base plate 10. The cover plate 20 has the same size as the base plate 10 described above, and is formed of a synthetic resin such as acrylic.

The cover groove 21 has a depth corresponding to the remaining area of the dosimeter D 1 partially inserted into the installation groove 11 and is formed by being recessed in the lower surface of the cover plate 20. That is, the cover groove 21 is provided on the lower surface of the cover plate 20 facing the base plate 10. The cover grooves 21 are provided so as to correspond to the positions corresponding to the installation grooves 11.

With this configuration, the cover plate 20 is laminated on the upper surface of the base plate 10, whereby the dosimeter D 1 is held by the installation groove 11 and the cover groove 21, 20 without being spaced apart from each other.

In this embodiment, the base plate 10 and the cover plate 20 are separated from each other for the convenience of installation of the dosimeter D1, but the present invention is not limited thereto. For example, the number of the plates may be modified such that the base plate 10 and the cover plate 20 are formed as one body and a dose meter plate (not shown) is designed to house the dose meter D1. A cover plate 20 is provided to cover only the dosimeter D 1 installed in the installation groove 11 with a shape corresponding to the installation groove 11 of the base plate 10 and inserted into the installation groove 11 Other variations are possible.

The photosensitive plate 30 is laminated on the base plate 10 with the cover plate 20 sandwiched therebetween, so that the photosensitive film 31, which is a radiation photosensitive member for obtaining a radiation dose distribution, is built in. The photosensitive plate 30 has the same shape as the base plate 10 and the cover plate 20 and has a rectangular plate shape formed of synthetic resin such as acryl.

In addition to the photosensitive film 31, the photosensitive plate 30 is provided with lattice-shaped coordinates 32 for detecting the radiation amount measurement position. The photosensitive film 31 of the photosensitive plate 30 measures the amount of radiation and measures the distribution of the radiation using the coordinates 32. [ The coordinates 32 are shown and shown as having a lattice shape spaced apart by approximately 1 cm, but they are variable according to the radiation dose measurement conditions and environment.

When the desired dose of radiation is not irradiated to a desired position in measuring the position of the dose of radiation irradiated onto the photosensitive film 31 through the coordinates of the photosensitive plate 30, Moves the position of the treatment device not shown. At this time, the laminated thickness of the base plate 10, the cover plate 20, and the photosensitive plate 30 is approximately 3 to 4.5 cm, and the position change is also easy by having a thin thickness so as to be positioned on the rear surface of the patient .

Although not shown in detail, a fluorescent material (not shown) is provided at a plurality of positions on at least one of the base plate 10, the cover plate 20, and the photosensitive plate 30. Specifically, a fluorescent substance such as a molding agent for MRI photography or a molding agent for CT photographing which causes a change in X-ray absorption degree to any one of the base plate 10, the cover plate 20 and the photosensitive plate 30, . By using the lattice-shaped coordinates 32 of the fluorescent material and the photosensitive plate 30 provided at a plurality of locations, the three-dimensional distribution of a site requiring treatment such as cancer cells can be known.

The base plate 10, the cover plate 20 and the photosensitive plate 30 are fixed to each other by a plurality of fixing clips 40 (Clip). The base plate 10, the cover plate 20 and the photosensitive plate 30 are provided with a clip groove 41 into which the fixing clip 40 can be inserted. Although the base plate 10, the cover plate 20 and the photosensitive plate 30 are fixed by mutual lamination by the fixing clip 40 by the clip groove 41 as shown in Fig. 3, the fixing clip 40 Does not protrude from the lower surface of the base plate 10 and the upper surface of the photosensitive plate 30.

In the present embodiment, six fixing clips 40 are provided, one at each of the horizontal edges of the base plate 10, the cover plate 20 and the photosensitive plate 30, and two at the vertical edges, It is natural that one can be transformed.

4 shows a state applied to the holder 50 for testing the radiation dose and position distribution measurement before the above-described phantom device 1 for measuring the near-field radiation dose is directly applied to the patient.

4, a metal tube 51 into which the radiation source 60 is inserted is inserted into the tube groove 52 in the mount table 50. When the radiation is irradiated from the radiation source 60 inserted into the tube 51, the radiation is absorbed by the plurality of dosimeters D1, which are glass dosimeters provided between the base plate 10 and the cover plate 20, And the radiation dose is measured. At the same time, the radiation dose distribution is obtained through the photosensitive film 31 and the coordinates 32 of the photosensitive plate 30.

Referring to FIG. 5, a phantom device 100 for measuring a near-field radiation dose according to a second embodiment of the present invention is shown.

The phantom device 100 for measuring a near-field radiation dose according to the second embodiment is the same as the first embodiment in that it includes a base plate 110, a cover plate 120 and a photosensitive plate 130. However, since the dosimeter D2 installed in the mounting groove 111 and the cover groove 121 of the base plate 110 and the cover plate 120 includes a MOSFET (Metal Oxide Field Effect Transistor) dosimeter, It is different from the example.

The configuration of the base plate 110, the cover plate 120, and the photosensitive plate 130 excluding the dosimeter D2 including the MOSFET dosimeter is the same as that of the first embodiment, and thus a detailed description thereof will be omitted.

The MOSFET dosimeter D2 measures the amount of absorbed radiation dose by measuring the change in voltage of the dosimeter D2 according to the resistance change, using the characteristic that the resistance changes when the radiation is absorbed. For reference, the MOSFET dosimeter D2 is formed of a silicon material and has reproducible characteristics. The MOSFET dosimeters D2 extend in the longitudinal direction and are arranged in parallel in the installation groove 111 and the cover groove 121 between the base plate 110 and the cover plate 120, At the end of the dosimeter D2, a sensor S for measuring the dose of radiation is provided. For reference, in the second embodiment, the MOSFET dosimeters D2 are arranged and arranged in seven rows side by side, but it is not limited thereto.

Using the phantom device 100 for measuring a near-radiation dose, which is formed by laminating the base plate 110 into which the MOSFET dosimeter D2 is inserted, the cover plate 120 and the photosensitive plate 130 with the photosensitive film 131 built therein, And the dose and position distribution of the radiation are measured.

Referring to FIG. 6, a phantom device 200 for measuring a near-field radiation dose according to a third embodiment of the present invention is shown. The phantom device 200 for measuring the near-field radiation dose according to the third embodiment is different from the first and second embodiments in that the radiation dose is measured using an OSLD (Optically Stimulated Luminescence Dosimeter) dosimeter D3. The structure of the base plate 210, the cover plate 220, and the light-sensing plate 230 except for the OSLD dosimeter D3 is the same as that of the first embodiment described above, and thus a detailed description thereof will be omitted.

The OSLD dosimeter D3 measures the radiation dose using a characteristic of emitting light in proportion to the dose of coated radiation. The OSLD dosimeter D3 has a square shape of approximately 11 mm x 11 mm and a thickness of approximately 2 mm. The OSLD dosimeter D3 is installed and covered in the installation groove 211 and the cover groove 221 between the base plate 210 and the cover plate 220 in the sixth row and the sixth row side by side in this embodiment, For example.

The structure of the radiation dose and position distribution measuring technique using the OSLD dosimeter D3 described above is similar to that of the first embodiment described above, so a detailed description thereof will be omitted.

Referring to FIG. 7, a phantom device 300 for measuring a near-field radiation dose according to a fourth embodiment of the present invention is shown. 7, the configuration of the base plate 310, the cover plate 320, and the photosensitive plate 330 of the phantom device 300 for measuring the near-field radiation dose according to the fourth embodiment is the same as that of the first embodiment But is different in that a TLD (Thermoluminescence Dosimeter) dosimeter D4 is applied. Accordingly, detailed configurations of the base plate 310, the cover plate 320, and the photosensitive plate 330 are omitted.

The TLD dosimeter D4 has a characteristic of a thermoluminescence dosimeter which is proportional to the amount of radiation absorbed by the amount of light generated by heating after the absorption of the fluorescent material and is composed of calcium fluoride (CaF2), lithium fluoride (LiF), calcium sulfate CaSO4), and an oxidized berry room (BeO). The TLD dosimeter D4 has a horizontal and vertical diameter of approximately 6 x 6 mm and a thickness of approximately 1 mm and is provided in six rows and six rows in parallel with each other. The structure of the radiation dose and position distribution measuring technique using the TLD dosimeter D4 is similar to that of the first embodiment described above, so a detailed description thereof will be omitted.

In addition, the photosensitive plates 130, 230, and 330 of the phantom devices 100, 200, and 300 for measuring the near-field radiation dose according to the second to fourth embodiments described with reference to FIGS. The MOSFET dosimeter D2, the OSLD dosimeter D3, and the TLD dosimeter D4 are not shown for convenience of illustration, although the coordinates 32 are provided similarly to the first embodiment.

Although the present invention has been described with reference to the preferred embodiments thereof, it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the following claims. It can be understood that

1, 100, 200, 300: phantom device for measurement of near-radiation dose
10, 110, 210, 310: Base plate
20, 120, 220, 320: cover plate
30, 130, 230, 330: photosensitive plate
D1, D2, D3, D4: Dosimeter

Claims (12)

A base plate provided with a plurality of installation grooves in which a plurality of dosimeters are installed;
A cover plate covering the plurality of dosimeters, the cover plate having a plurality of cover grooves respectively corresponding to the plurality of installation grooves and covering the base plate; And
A photosensitive plate laminated on the base plate with the cover plate interposed therebetween, the photosensitive plate having a radiation photosensitive body incorporated therein;
/ RTI >
Wherein the volume between the mounting groove and the cover groove facing each other is set to correspond to the volume of the dosimeter, so that the dosimeter does not flow.
The method according to claim 1,
Wherein the dosimeter comprises at least one of a glass dosimeter, a metal oxide field effect transistor (MOSFET) dosimeter, an OSLD (Optically Stimulated Luminescence Dosimeter) dosimeter, and a TLD (Thermoluminescence Dosimeter) dosimeter.
The method according to claim 1,
Wherein the base plate, the cover plate, and the photosensitive plate are made of a synthetic resin material including acrylic.
The method according to claim 1,
Wherein the photosensitive plate is provided with lattice-shaped coordinates for measuring a radiation dose distribution.
The method according to claim 1,
Wherein a fluorescent material is provided in at least one of the base plate, the cover plate, and the photosensitive plate at a plurality of positions.
6. The method according to any one of claims 1 to 5,
Wherein the base plate, the cover plate, and the photosensitive plate are mutually fixed by a plurality of fastening clips which are stacked on each other.
A dose meter plate having a plurality of dose meters arranged side by side to measure a dose of radiation; And
A photosensitive plate having a radiation sensitive film laminated on the dose meter plate and obtaining a radiation dose distribution;
≪ / RTI &
A plurality of installation grooves and cover grooves each having a volume corresponding to the volume of the dosimeter are provided between at least a pair of facing plates of the plurality of plates, Phantom device for the measurement of near-radiation dose.
8. The method of claim 7,
Wherein the dosimeter comprises at least one of a glass dosimeter, a metal oxide field effect transistor (MOSFET) dosimeter, an OSLD (Optically Stimulated Luminescence Dosimeter) dosimeter, and a TLD (Thermoluminescence Dosimeter) dosimeter.
8. The method of claim 7,
Wherein the dosimetry plate includes a base plate having a plurality of mounting grooves on which the plurality of dosimeters are installed, the plurality of dosing grooves being provided on an upper surface of the base plate, the cover grooves corresponding to the mounting grooves being provided on a bottom surface of the base plate, And a cover plate covering the cover plate,
Wherein the base plate, the cover plate, and the photosensitive plate are made of a synthetic resin material including acrylic.
8. The method of claim 7,
Wherein the photosensitive plate is provided with lattice-shaped coordinates for measuring a dose of radiation.
10. The method of claim 9,
Wherein a fluorescent material is provided in at least one of the base plate, the cover plate, and the photosensitive plate at a plurality of positions.
12. The method according to any one of claims 7 to 11,
Wherein the dosimetry plate and the photosensitive plate are mutually fixed by a plurality of fastening clips coupled together in a stacked state.
KR1020150136209A 2015-09-25 2015-09-25 Phantom apparatus for measuring dose of brachytherapy radiation KR101752972B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020150136209A KR101752972B1 (en) 2015-09-25 2015-09-25 Phantom apparatus for measuring dose of brachytherapy radiation
PCT/KR2016/010689 WO2017052286A1 (en) 2015-09-25 2016-09-23 Phantom device for radiation dosimetry
CN201680066849.6A CN108367158B (en) 2015-09-25 2016-09-23 Phantom device for radiation dosimetry

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KR1020150136209A KR101752972B1 (en) 2015-09-25 2015-09-25 Phantom apparatus for measuring dose of brachytherapy radiation

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EP4186562A1 (en) 2021-11-26 2023-05-31 Vilnius University System and method for brachytherapy procedure planning and verification

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KR102025248B1 (en) * 2017-11-24 2019-09-25 서울대학교병원 Phantom for radiation dosimetry in Brachytherapy

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JP2005526985A (en) 2002-05-24 2005-09-08 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ X-ray detector array for imaging and dose measurement
KR101241110B1 (en) 2011-01-28 2013-03-11 경희대학교 산학협력단 Glass Dosimeter Calibration Phantom
KR101445597B1 (en) * 2013-04-25 2014-10-06 경희대학교 산학협력단 Calibration Phantom for Brachytherapy Radiation

Cited By (1)

* Cited by examiner, † Cited by third party
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EP4186562A1 (en) 2021-11-26 2023-05-31 Vilnius University System and method for brachytherapy procedure planning and verification

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