Results 11 to 20 of about 114,769,226 (147)

Development of a linear array for intracavitary in vivo dosimetry during external beam radiotherapy and brachytherapy. [PDF]

open access: yes, 2004
We present the details of a new linear array dosimeter consisting of a chain of semiconductors mounted on an ultra-thin (50 μm thick) flexible substrate and housed in an intracavitary catheter. The semiconductors, manufactured by NMRC Cork, have not been
Rogers, K.   +3 more
core   +4 more sources

Tissue substitutes for particulate radiations and their use in radiation dosimetry and radiotherapy [PDF]

open access: yes, 1978
PhDMost of the tissue substitute materials currently used inclinical radiation dosimetry are designed to simulate muscle or bone when irradiated with photons A few materials have been developed for neutron dosimetry, but substitutes speci fically ...
Constantinou, Christodoulos
core   +4 more sources

Rectal and Bladder Dose Measurements in the Intracavitary Applications of Cervical Cancer Treatment with HDR Afterloading System: Comparison of TPS Data with MOSFET Detector [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2020
Background: Intracavitary brachytherapy plays a major role in management of cervical carcinoma. Assessment of dose received by OAR’s therefore becomes crucial for the estimation of radiation toxicities in HDR brachytherapy.
N Singh   +6 more
doaj   +1 more source

Assessing the impact of adaptations to the clinical workflow in radiotherapy using transit in vivo dosimetry

open access: yesPhysics and Imaging in Radiation Oncology, 2023
Background and Purpose: Currently in-vivo dosimetry (IVD) is primarily used to identify individual patient errors in radiotherapy. This study investigated possible correlations of observed trends in transit IVD results, with adaptations to the clinical ...
Evy Bossuyt   +4 more
doaj   +1 more source

Applications of optically stimulated luminescence in medical dosimetry [PDF]

open access: yes, 2020
If the first decade of the new millennium saw the establishment of a more solid foundation for the use of the Optically Stimulated Luminescence (OSL) in medical dosimetry, the second decade saw the technique take root and become more widely used in ...
Kron, Tomas (author)   +1 more
core   +1 more source

Use of Thermoluminescence Dosimetry for QA in High-Dose-Rate Skin Surface Brachytherapy with Custom-Flap Applicator

open access: yesSensors, 2023
Surface brachytherapy (BT) lacks standard quality assurance (QA) protocols. Commercially available treatment planning systems (TPSs) are based on a dose calculation formalism that assumes the patient is made of water, resulting in potential deviations ...
Francesco Manna   +7 more
doaj   +1 more source

Simultaneous measurement of In vivo and transit mid-plane doses with ionization chambers in gynecological malignancy patients undergoing three-dimensional conformal radiotherapy

open access: yesJournal of Medical Physics, 2020
Purpose: The aim of this study is to estimate delivered radiation doses inside planning tumor volume (PTV) using the in vivo (mid-plane dose) measurement and transit measurement methods in gynecological malignancy patients undergoing three-dimensional ...
Putha Suman Kumar   +7 more
doaj   +1 more source

In vivo dosimetry with an electronic portal imaging device for prostate cancer radiotherapy with an endorectal balloon

open access: yesPhysics and Imaging in Radiation Oncology, 2019
Electronic portal imaging device-based in vivo dosimetry with a commercial product was performed for 10 prostate cancer patients treated with an air-filled endorectal balloon.
Bo Sterckx   +2 more
doaj   +1 more source

Development and Utility of an Imaging System for Internal Dosimetry of Astatine-211 in Mice

open access: yesBioengineering, 2023
In targeted radionuclide therapy, determining the absorbed dose of the ligand distributed to the whole body is vital due to its direct influence on therapeutic and adverse effects. However, many targeted alpha therapy drugs present challenges for in vivo
Atsushi Yagishita   +7 more
doaj   +1 more source

Impact through versatility: Patterns of in vivo dosimetry utilization with TLD across a large multi-site radiotherapy department

open access: yesFrontiers in Oncology, 2022
The complexity of modern radiotherapy treatment pathways necessitate input from different professions to ensure treatment is delivered safely and as planned.
Peta Lonski   +3 more
doaj   +1 more source

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