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Results for "dedicated head": 10 found

Assessing the Feasibility of LD-V1 Film for Annual Kilovoltage Imaging Dose Measurements

Authors: Maria F. Chan, Seng Boh Gary Lim, Shih-Chi Lin, Dustin W. Lynch, Usman Mahmood, Jeonghoon Park

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

Abstract Preview: Purpose: To explore the feasibility of using GafChromic LD-V1 film for annual imaging dose assessment across kV radiography, fluoroscopy, and cone beam computed tomography (CBCT) imaging protocols, as...

Asymmetrical High Performance Brain Dedicated PET System: Design Optimization and Performance Evaluation

Authors: Yuemeng Feng, Hamid Sabet

Affiliation: Massachusetts General Hospital, Harvard Medical School

Abstract Preview: Purpose: We propose a novel brain-dedicated PET system comprising elliptical cylinder with a neck cut-out, supplemented by front and back panels to improve sensitivity and line-of-response sampling. T...

Automated Plan Optimization Using an Adaptive Objective Function Template in Prostate Cancer

Authors: Michael Joseph Dance, Shiva K. Das, John Dooley, David V. Fried, Spencer Lynch, Michael Repka, Shivani Sud, Neil Ari Wijetunga

Affiliation: University of North Carolina

Abstract Preview: Purpose: The growing complexity of radiation therapy treatment planning presents challenges in maintaining efficient clinical workflows while ensuring plan quality. This study evaluates the use of an ...

Extremity Imaging with Cone-Beam CT (CBCT) Scanner Dedicated for Hip Imaging – What Are the Effective Doses?

Authors: Jeff Boob, Jaydev K. Dave, Tim Minch, Bhavyata Tanna

Affiliation: Dr. Ronald E. McNair Academic High School, Mayo Clinic, CurveBeam AI

Abstract Preview: Purpose: To compute effective doses associated with imaging of the extremities with a HiRise (CurveBeam AI, Hatfield, PA) cone-beam CBCT scanner specifically designed for weight-bearing imaging of the...

Impact of a Dedicated Working Group on Standardization of CT-Guided Adaptive Radiation Therapy

Authors: Anthony J. Doemer, Aharon Feldman, Ian Gallagher, Yimei Huang, Brett M. Miller, Benjamin Movsas, Kundan S Thind

Affiliation: Henry Ford Health

Abstract Preview: Purpose: CT-guided adaptive radiation therapy (CTgART) is a technical, resource intensive, procedure that involves many different radiation oncology team members. To ensure consistent, high-quality CT...

Innovative Design and Simulation of a Pediatric-Dedicated SPECT: Enhancing Imaging Performance for a Healthier Scans in Children

Authors: Mohammadreza Ay, Nahal Daneshgar, Nima Kasraie, Abbas Monsef, Zeinab Peymani, Hadi Rezaei, Peyman Sheikhzadeh

Affiliation: University of Minnesota Medical School, Radiation Oncology, Department of Nuclear Medicine, Shariati Hospital, Tehran University of Medical Sciences, Shiraz University of Medical Sciences, Department of Medical Physics, Tehran University of Medical Sciences, Department of Medical Physics and Biomedical Engineering, UT Southwestern Medical Center, Imam Khomeini Hospital Complex,Tehran University of Medical Sciences

Abstract Preview: Purpose:
This study aims to design and simulate an innovative pediatric-dedicated SPECT scanner optimized for children’s unique anatomical and safety needs by enhancing sensitivity in data acquisit...

On Estimating Effective Doses Associated with Different Imaging Protocols for Weight-Bearing Imaging of the Hip with a Dedicated Cone Beam CT (CBCT) Scanner

Authors: Jeff Boob, Jaydev K. Dave, Tim Minch, Bhavyata Tanna

Affiliation: Dr. Ronald E. McNair Academic High School, Mayo Clinic, CurveBeam AI

Abstract Preview: Purpose: To estimate effective doses associated with different imaging protocols for hip imaging with a cone beam CT (CBCT) scanner specifically designed for weight-bearing acquisitions.
Methods: A...

Simulation Design of a Dedicated Head Coil for Enhanced EPT Imaging to Map the Electrical Properties of Tumor Tissues

Authors: Jingyao Chen, Yingli Yang, Jie Zhang

Affiliation: Department of Radiology, Ruijin Hospital, Shanghai Ruijin Hospital, Shanghai United imaging Healthcare Advanced Technology Research Institute

Abstract Preview: Purpose: Magnetic Resonance Electrical Properties Tomography (MR EPT) is a method to spatially mapping the conductivity and permittivity based on small B1 field changes after the imaged object was int...

Towards Real-Time Marker-Less Prostate Tracking on Standard Radiation Therapy Systems

Authors: Freeman Jin, Paul J. Keall, Alistair MacDonald, Adam Mylonas, Chandrima Sengupta

Affiliation: Image X Institute, Faculty of Medicine and Health, University of Sydney, Image X Institute, Faculty of Medicine and Health, The University of Sydney, Image X Institute, School of Health Sciences, University of Sydney

Abstract Preview: Purpose: During radiation therapy, tumours in the prostate may move from the planned treatment position, leading to significant dose deviations above clinical tolerances Surveys have indicated the nee...

Visualization of Irradiation Field in Carbon-Ion Therapy By Openpet: Preliminary Analysis of Clinical Data

Authors: Go Akamatsu, Hiroaki Ikawa, Yuma Iwao, Han Gyu Kang, Masashi Koto, Hideyuki Mizuno, Akram Mohammadi, Makoto Shinoto, Minoru Tajiri, Hideaki Tashima, Chie Toramatsu, Taiga Yamaya

Affiliation: National Institutes for Quantum Science and Technology

Abstract Preview: Purpose: In-beam positron emission tomography (PET), in which positron emitters produced through fragmentation reactions are visualized, is a practical method for range verification in particle therap...