Zobrazeno 1 - 10
of 1 988
pro vyhledávání: '"pencil beam scanning"'
Autor:
Jatinder Saini, Danielle P. Johnson Erickson, François Vander Stappen, Matt Ruth, Sunan Cui, Vanessa Gorman, Séverine Rossomme, Ning Cao, Eric C. Ford, Juergen Meyer, Charles Bloch, Tony Wong, Clemens Grassberger, Ramesh Rengan, Jing Zeng, Marco Schwarz
Publikováno v:
Frontiers in Oncology, Vol 14 (2024)
BackgroundThis manuscript describes modifications to a pencil beam scanning (PBS) proton gantry that enables ultra-high dose rates (UHDR) irradiation, including treatment planning and validation.MethodsBeamline modifications consisted of opening the
Externí odkaz:
https://doaj.org/article/a7b70fc01fc8469ab7c24cb831c62aca
Autor:
Jon Feldman, Alexander Pryanichnikov, Alejandro Achkienasi, Ilya Polyansky, Yair Hillman, Stas Raskin, Philip Blumenfeld, Aron Popovtzer, Michael Marash
Publikováno v:
Frontiers in Oncology, Vol 14 (2024)
PurposeThe focus of this article is to describe the configuration, testing, and commissioning of a novel gantry-less synchrotron-based proton therapy (PT) facility.Materials and methodsThe described PT system delivers protons with a water equivalent
Externí odkaz:
https://doaj.org/article/2e67912e37d8488ca92b4bf4ac77e433
Autor:
Carles Gomà, Katrin Henkner, Oliver Jäkel, Stefano Lorentini, Giuseppe Magro, Alfredo Mirandola, Lorenzo Placidi, Michele Togno, Marie Vidal, Gloria Vilches-Freixas, Jörg Wulff, Sairos Safai
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 31, Iss , Pp 100621- (2024)
Proton therapy (PT) is an advancing radiotherapy modality increasingly integrated into clinical settings, transitioning from research facilities to hospital environments. A critical aspect of the commissioning of a proton pencil beam scanning deliver
Externí odkaz:
https://doaj.org/article/c29195f1f8194c0b9baddb267057a973
Autor:
Taiki Takaoka, Takeshi Yanagi, Shinsei Takahashi, Yuta Shibamoto, Yuto Imai, Dai Okazaki, Masanari Niwa, Akira Torii, Nozomi Kita, Seiya Takano, Natsuo Tomita, Akio Hiwatashi
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 30, Iss , Pp 100583- (2024)
Background and Purpose: Interfractional geometrical and anatomical variations impact the accuracy of proton therapy for pancreatic cancer. This study investigated field-in-field (FIF) and simultaneous integrated boost (SIB) concepts for scanned proto
Externí odkaz:
https://doaj.org/article/76ddca99bafb4b688029aa758d46551d
Publikováno v:
Radiation Oncology, Vol 18, Iss 1, Pp 1-10 (2023)
Abstract Background Concurrent chemoradiotherapy has been standard of care for unresectable esophageal carcinoma. There were no reports on proton radiotherapy (PRT) plus carbon-ion radiotherapy (CIRT) with pencil beam scanning (PBS) for esophageal ca
Externí odkaz:
https://doaj.org/article/fac7bb7e931741b0a92269801881d762
Publikováno v:
Journal of Hepatocellular Carcinoma, Vol Volume 10, Pp 2397-2409 (2023)
Wenna Zhang,1– 3 Xin Cai,1– 3 Jiayao Sun,2– 4 Weiwei Wang,2– 4 Jingfang Zhao,2– 4 Qing Zhang,1– 3 Guoliang Jiang,1– 3,5 Zheng Wang1– 3,5 1Department of Radiation Oncology, Shanghai Proton and Heavy Ion Center, Shanghai, People’s Rep
Externí odkaz:
https://doaj.org/article/6225ee7131c94dc5be97710fc4a246c3
Autor:
Fabian Kugel, Jörg Wulff, Christian Bäumer, Martin Janson, Jana Kretschmer, Leonie Brodbek, Carina Behrends, Nico Verbeek, Hui Khee Looe, Björn Poppe, Beate Timmermann
Publikováno v:
Zeitschrift für Medizinische Physik, Vol 33, Iss 4, Pp 529-541 (2023)
Purpose: The primary fluence of a proton pencil beam exiting the accelerator is enveloped by a region of secondaries, commonly called “spray”. Although small in magnitude, this spray may affect dose distributions in pencil beam scanning mode e.g.
Externí odkaz:
https://doaj.org/article/cc5c1c5288d94284b0365f902555700d
Autor:
Monika Clausen, Sirinya Ruangchan, Arame Sotoudegan, Andreas F. Resch, Barbara Knäusl, Hugo Palmans, Dietmar Georg
Publikováno v:
Zeitschrift für Medizinische Physik, Vol 33, Iss 4, Pp 542-551 (2023)
Purpose: To evaluate the dosimetric accuracy for small field proton irradiation relevant for pre-clinical in vivo studies using clinical infrastructure and technology. In this context additional beam collimation and range reduction was implemented. M
Externí odkaz:
https://doaj.org/article/f7df391a5a1f4c1cbef91ef80cec9014
Autor:
Nuttida Rawiwan, MSc, Nichakan Chatchumnan, MSc, Mananchaya Vimolnoch, PhD, Sakda Kingkaew, MSc, Sornjarod Oonsiri, PhD
Publikováno v:
International Journal of Particle Therapy, Vol 10, Iss 2, Pp 105-110 (2023)
Purpose: This study aimed to determine the characteristics of 2D ionization chamber array and the confidence limits of the gamma passing rate in pencil beam scanning proton therapy. Materials and Methods: The Varian ProBeam Compact spot-scanning syst
Externí odkaz:
https://doaj.org/article/467e8710dde64a45be31cbd49d101b72
Autor:
Miriam Vázquez, MD, Katja Baust, MSc, Amaia Ilundain, MD, Dominic Leiser, MD, Barbara Bachtiary, MD, Alessia Pica, MD, Ulrike L. Kliebsch, PhD, Gabriele Calaminus, MD, Damien C. Weber, MD
Publikováno v:
International Journal of Particle Therapy, Vol 10, Iss 2, Pp 73-84 (2023)
Purpose: To assess clinical outcomes of adolescents and young adults (AYAs) with head and neck sarcomas (HNSs) treated with pencil beam scanning proton therapy (PBSPT) and to report quality of life (QoL). Materials and Methods: Twenty-eight AYAs (age
Externí odkaz:
https://doaj.org/article/b835a43b762b440784f18aa20e29d58f