OPTIMIZATION OF DOSE DISTRIBUTIONS FROM INTRAOPERATIVE APPLICATORS
OPTIMIZATION OF DOSE DISTRIBUTIONS FROM INTRAOPERATIVE APPLICATORS
批准号:
3896322
负责人:
J VAN DE GEIJN
金额:
$0.0万
依托单位国家:
美国
项目类别:
财政年份:
--
资助国家:
美国
项目状态:
未结题
起止时间:
至
中文摘要
由于术中使用的单次剂量较高,
在放射治疗中,重要的是尽量减少高剂量的区域。这些领域
由于光子准直器之间的散射关系而产生,
施用器系统。它们可能是不对称的,
不对称的施用器设计,或施用器的制造公差,
涂抹器系统导致涂抹器的中心略微
不同于加速器的中心射线。这些剂量分布
可以通过使用最佳字段将其优化到预定标准
用于施加器和电子能量每种组合的尺寸。使用
不对称准直器可以进一步校正剂量的不均匀性
由于不对称设计、施用器斜角或
施用器未对准。
英文摘要
Due to the high single fraction doses employed in intraoperative
radiotherapy, it is important to minimize areas of high dose. These areas
arise due to the scattering relationship between the photon collimators and
the applicator system. They may be non-symmetric due to either an
asymmetric applicator design, or to manufacturing tolerances of the
applicator system resulting in the center of the applicator to be slightly
different than the central ray of the accelerator. These dose distributions
can be optimized to predetermined criteria by the use of an optimum field
size for each combination of applicator and electron energy. The use of
asymmetric collimators can further correct for nonuniformity in the dose
distribution due to asymmetric design, applicator bevel angle, or
applicator mis-alignment.
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会议论文
COMPUTER-ASSISTED 3-D RADIATION TREATMENT PLANNING
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批准号:3916576
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项目类别:
-
资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
INFLUENCE OF LUNG DENSITY IN MANTLE TECHNIQUE CHEST IRRADIATION
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批准号:3916604
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
CLINICAL RADIATION PHYSICS SERVICE
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批准号:3853173
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
CLINICAL RADIATION PHYSICS SERVICE
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批准号:3774566
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
CLINICAL RADIATION PHYSICS SERVICE
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批准号:3752329
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3874421
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3838060
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
DEVELOPING INSIGHTS INTO RADIOLABELLED ANTIBODY DOSIMETRY BY COMPUTER SIMULATION
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批准号:3838066
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
RADIATION FIELD MODELING
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批准号:3916575
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
RADIATION FIELD MODELING AND COMPUTERIZED TREATMENT PLANNING
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批准号:3853174
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
CLINICAL RADIATION PHYSICS SERVICE
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批准号:3874410
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
RADIATION FIELD MODELING AND COMPUTERIZED TREATMENT PLANNING
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批准号:3874411
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3774575
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项目类别:
-
资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
OPTIMIZATION OF TREATMENT PLANNING FOR BRAIN IMPLANTS
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批准号:3916590
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
CLINICAL RADIATION PHYSICS SERVICE
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批准号:3838051
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
RADIATION FIELD MODELING AND COMPUTERIZED TREATMENT PLANNING
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批准号:3838052
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3853182
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
OPTIMIZATION OF DOSE DISTRIBUTIONS FROM INTRAOPERATIVE APPLICATORS
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批准号:3916592
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3939538
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位:
MODELING OF TIME-DOSE RESPONSE OF HUMAN TUMORS AND NORMAL TISSUES
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批准号:3752335
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J VAN DE GEIJN
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依托单位: