Application of error classification model using indices based on dose distribution for characteristics evaluation of multileaf collimator position errors

H Sheen, HB Shin, H Kim, C Kim, J Kim, JS Kim… - Scientific Reports, 2023 - nature.com
This study aims to evaluate the specific characteristics of various multileaf collimator (MLC)
position errors that are correlated with the indices using dose distribution. The dose …

A structure-based gamma evaluation method for identifying clinically relevant dose differences in organs at risk

L Yu, A Baker, T Kairn, A Livingstone, J Trapp… - … Engineering Sciences in …, 2023 - Springer
Gamma evaluation is currently the most widely used dose comparison method for patient
specific quality assurance (PSQA). However, existing methods for normalising the dose …

Evaluating AAPM‐TG‐218 recommendations: Gamma index tolerance and action limits in IMRT and VMAT quality assurance using SunCHECK

J Deng, SY Liu, Y Huang, X Li… - Journal of Applied Clinical …, 2024 - Wiley Online Library
Purpose This study aimed to improve the safety and accuracy of radiotherapy by
establishing tolerance (TL) and action (AL) limits for the gamma index in patient‐specific …

The effect of dose gradients on gamma comparison insensitivity in patient specific QA comparisons

JM Steers, BA Fraass - Medical Physics, 2023 - Wiley Online Library
Background While many have speculated on the reasons for gamma comparison
insensitivity for patient‐specific quality assurance analysis, the true reasons for insensitivity …

Application of conditional generative adversarial networks to efficiently generate photon phase space in medical linear accelerators of different primary beam …

M Baran, Z Tabor, K Rzecki, P Ziaja, T Szumlak… - Applied Sciences, 2023 - mdpi.com
Successful application of external photon beam therapy in oncology requires that the dose
delivered by a medical linear accelerator and distributed within the patient's body is …

[PDF][PDF] Kaleci nska

M Baran, Z Tabor, K Rzecki, P Ziaja, T Szumlak - 2023 - academia.edu
Successful application of external photon beam therapy in oncology requires that the dose
delivered by a medical linear accelerator and distributed within the patient's body is …

Investigation of the characteristics of multileaf collimator position errors: dose distribution-based error classification

H Sheen, HB Shin, H Kim, C Kim, J Kim, JS Kim… - 2022 - researchsquare.com
Background The characteristics of the multileaf collimator (MLC) position error were
investigated without clinical variability and other factors affecting the error analysis. An index …

First experience DVH-based 3D EPID dosimetry for hypo-fractionated radiotherapy

AMA Rocha - 2022 - repositorio.ipl.pt
Objetivos: A análise de índice gama (IG) é a análise padrão para o controlo da qualidade
(QA) do plano dosimétrico individual do doente em radioterapia (RT), podendo ser difícil de …