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Results for "assurance sbrt": 16 found

A Novel 2D Scintillation Dosimeter Using Long Scintillating Fibers.

Authors: Louis Archambault, Luc Beaulieu, Alexis Horik, Sajjad Ahmad Khan

Affiliation: Département de Physique, de Génie Physique et D'optique, et Centre de Recherche sur le Cancer, Université Laval, Département de physique, de génie physique et d'optique, Université Laval

Abstract Preview: Purpose: This study presents a novel 2D scintillation dosimeter leveraging long scintillating fibers for quality assurance (QA) in radiotherapy. The primary goal is to optimize critical parameters suc...

An Evaluation of an SRS Quality Assurance System for Complex Patient Plans.

Authors: John Bennet, Indrin J. Chetty, Tai H. Dou

Affiliation: Department of Radiation Oncology,Cedars Sinai Medical Center, Department of Radiation Oncology, Cedars Sinai Medical Center, Department of Radiation Oncology,Cedars-Sinai Medical Center

Abstract Preview: Purpose:
To investigate the effect of complexity of stereotactic radiosurgery (SRS) volumetric modulated arc therapy plans on gamma pass rates (GPR) using a novel high-resolution ion chamber array ...

Can AI Agent be a Good Judge for Online Adaptive Radiotherapy Plan Evaluation?

Authors: Steve B. Jiang, Mu-Han Lin, Dan Nguyen, Beiqian Qi, Daniel Yang, Ying Zhang

Affiliation: Department of Radiation Oncology, UT Southwestern Medical Center, Medical Artificial Intelligence and Automation (MAIA) Lab & Department of Radiation Oncology, UT Southwestern Medical Center

Abstract Preview: Purpose:
Online adaptive radiotherapy (oART) is a resource-intensive workflow requiring significant time and effort required from clinicians, particularly for the online evaluation of plan quality....

Clinical Implementation of a Film Based Psqa System for SBRT on a 1.5T MR-Linac

Authors: Dylan Yamabe Breitkreutz, Lee Chin, Brige P. Chugh, Mark D'Souza, Brian M. Keller, Anthony Kim, Michelle K. Nielsen, Arjun Sahgal

Affiliation: Sunnybrook Health Sciences Centre

Abstract Preview: Purpose: The Elekta Unity MR-linac delivers highly conformal SBRT treatments using IMRT. These treatment plans require patient-specific quality assurance (PSQA) measurements to detect discrepancies be...

Development of a Method to Standardize Multi-Instiutional Quality Assurance Data through an AI Based Language Model Ontology.

Authors: Rafe A. McBeth, Ayoola Okuribido, Rodney D. Wiersma

Affiliation: Department of Radiation Oncology, University of Pennsylvania, University of Pennsylvania, UCLA

Abstract Preview: Purpose: To develop a method for standardizing data collected during quality assurance checks across institutions using language models.
Background: QA procedures and data management can vary widel...

Development of a Novel 3D-Printed Heterogeneous Phantom for Liver SBRT Dose Verification in Hepatocellular Carcinoma (HCC) Treatment.

Authors: Dr. Sheaka Alobaidli, Anju K V, Dr. Chiranjib Konar, Sreejesh MS, Dr. Vijayaprabhu N, Dr. Deepti Sharma, Dr. Hanuman Prasad Yadav

Affiliation: Amity Institute of Applied Sciences, Kuwait Cancer Control Center, Institute of Liver and Biliary Sciences, Jawaharlal Institute of Postgraduate Medical Education & Research (JIPMER), Amity institute of Applied Sciences, Amity University, Institute of Liver and Biliary Sciences(ILBS)

Abstract Preview: Purpose:
The accuracy of dose delivery in stereotactic body radiotherapy (SBRT) is critical for effectively treating hepatocellular carcinoma (HCC). This study aims to develop patient-specific 3D-p...

Establishing Comprehensive QA for Single-Isocenter Multiple Targets Stereotactic Radiosurgery

Authors: Angel Gomez, Titania Juang, Grace Gwe-Ya Kim, Boyu Meng

Affiliation: UC San Diego, UCSD, University of California San Diego

Abstract Preview: Purpose: Single-Isocenter Multiple Targets (SIMT) Stereotactic Radiosurgery (SRS) is widely used for its precision and effectiveness. However, standardized quality assurance (QA) protocols for SIMT SR...

Evaluation of Daily Respiratory Pattern from a Single Free-Breathing Cone Beam CT Scan

Authors: Weixing Cai, Laura I. Cervino, Yabo Fu, Xiuxiu He, Tianfang Li, Xiang Li, Hao Zhang

Affiliation: Department of Medical Physics, Memorial Sloan Kettering Cancer Center

Abstract Preview: Purpose:
This work aims to develop an innovative technique to evaluate patients’ daily respiratory pattern using three-dimensional (3D) deformation vector fields (DVF) derived from a free-breathing...

FMEA for Optimizing Patient-Specific QA Program in IMRT: Insights from Diverse Practices

Authors: Bing-Hao Chiang, Eric C. Ford, Juergen Meyer, Timothy D. Solberg

Affiliation: Department of Radiation Oncology, Fred Hutchinson Cancer Center, University of Washington

Abstract Preview: Purpose: This study evaluated the potential risk reduction of various pretreatment patient-specific quality assurance (PSQA) programs for Intensity Modulated Radiation Therapy (IMRT) in mitigating fai...

Feasibility of Using a Dynamic-Platform with High-Resolution Patient-Specific QA Device for Periodic and Patient-Specific-QA in Respiratory-Gated Radiotherapy Lung SBRT Treatment

Authors: Tae Kyu Lee

Affiliation: Allina Health

Abstract Preview: Purpose: To assess the feasibility of a dynamic-platform integrated with high-resolution patient-specific-quality-assurance (PSQ device for periodic quality assurance (PQA) and PSQA in respiratory-gat...

Initial Three-Year Machine Performance Assessment of a Superficial Radiation Therapy Unit

Authors: Vibha Chaswal, Stephen D. Davis, Alonso N. Gutierrez, Noah S. Kalman, Yongsook C. Lee, William Romaguera, Ranjini P. Tolakanahalli, D. Jay J. Wieczorek

Affiliation: Miami Cancer Institute, Baptist Health South Florida

Abstract Preview: Purpose: To report machine performance of our superficial radiation therapy unit (SRT-100 Vision, Sensus Healthcare, Boca Raton, FL) for the first three years after commissioning of the unit.
Metho...

Objective Verification of Mechanical and Radiation Isocenters Independent of Setup

Authors: Jonathan Dowell, Wei Luo, Shane McCarthy, Janelle A. Molloy, Markus Murphy

Affiliation: University of Kentucky, Department of Radiation Medicine, Iridesce Solutions, Inc.

Abstract Preview: Purpose: The novel machine quality assurance (QA) device nüFilm (Iridesce Solutions, Lexington KY) allows for an objective assessment of light and radiation fields independent of setup. Herein, the ab...

On the Development and Commissioning of an in-Vivo Dosimetry Program Using Small Pieces of Gafchromic Film

Authors: Slade J. Klawikowski, Natalya V. Morrow, Haidy G. Nasief, Eric S. Paulson, An Tai, Hualiang Zhong

Affiliation: Department of Radiation Oncology, Medical College of Wisconsin

Abstract Preview: Purpose: Gafchromic film is commonly used for quality assurance in SRS/SBRT. However, its application in low-dose measurements, such as monitoring doses on cardiac implantable electronic devices—where...

Patient-Specific Quality Assurance in SBRT Treatments Using 3D Polymer Gel Dosimetry

Authors: Esteban Arzaga-Barajas, Paola Jazmin Guadarrama Huerta, Jose Alejandro Jimenez, Guerda Massillon-JL, Maria Adela Poitevin-Chacón, Alejandro Rodriguez-Laguna

Affiliation: UNAM, Medica Sur

Abstract Preview: Purpose: To perform patient-specific quality assurance (PSQA) tests for four SBRT treatments of patients diagnosed with vertebral, ilium, pelvic lymph node and lung tumors.
Methods: MAGIC gel consi...

Reliable Markerless Lung Tumor Tracking with Built-in Patient-Specific Quality Assurance

Authors: Weixing Cai, Laura I. Cervino, Qiyong Fan, Yabo Fu, Tianfang Li, Xiang Li, Jean M. Moran, Hai Pham, Pengpeng Zhang

Affiliation: Department of Medical Physics, Memorial Sloan Kettering Cancer Center, Memorial Sloan Kettering Cancer Center

Abstract Preview: Purpose: AAPM Task Group Report 273 emphasizes the importance of rigorous validation to ensure the generalizability and robustness of machine learning-based clinical tools before their implementation ...

Validation of SRS Mapcheck for Patient-Specific Quality Assurance of Cyberknife

Authors: Dong Wook Kim, Hojae Kim, Hojin Kim, Jin Sung Kim, Tae Ho Kim, Sangmin Lee

Affiliation: Department of Radiation Oncology, Yonsei Cancer Center, Heavy Ion Therapy Research Institute, Yonsei University College of Medicine

Abstract Preview: Purpose: The CyberKnife system, designed for stereotactic radiosurgery (SRS) and stereotactic body radiotherapy (SBRT), considers SRS MapCHECK an effective tool for patient-specific QA (PSQA). This wo...