Toshiro Tsubouchi
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Explore the profile of Toshiro Tsubouchi including associated specialties, affiliations and a list of published articles.
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20
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55
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Recent Articles
1.
Minami K, Yagi M, Fujita K, Nagata K, Hidani R, Hamatani N, et al.
Anticancer Res
. 2025 Mar;
45(3):955-963.
PMID: 40037869
Background/aim: Ultra-high dose rate irradiation (uHDR) (>40 Gy/s), commonly referred to as FLASH, has garnered attention in radiation therapy research due to its potential to mitigate damage to normal tissues...
2.
Tsubouchi T, Umemura M, Minami K, Hamatani N, Saruwatari N, Yagi M, et al.
Biomed Phys Eng Express
. 2025 Jan;
11(2).
PMID: 39819762
. Applying carbon ion beams, which have high linear energy transfer and low scatter within the human body, to Spatially Fractionated Radiation Therapy (SFRT) could benefit the treatment of deep-seated...
3.
Tsubouchi T, Umemura M, Minami K, Hamatani N, Saruwatari N, Takashina M, et al.
Biomed Phys Eng Express
. 2025 Jan;
PMID: 39805145
Objective
Applying carbon ion beams, which have high linear energy transfer and low scatter within the human body, to Spatially Fractionated Radiation Therapy (SFRT) could benefit the treatment of deep-seated or...
4.
Takashina M, Yagi M, Noguchi Y, Nakaji T, Hamatani N, Tsubouchi T, et al.
In Vivo
. 2024 Oct;
38(6):2935-2944.
PMID: 39477399
Background/aim: In the pencil beam scanning carbon-ion radiotherapy, spot positions are arranged in three dimensions throughout the entire target region. Therefore, dose deviations can occur due to spot position errors...
5.
Tsubouchi T, Shiomi H, Suzuki O, Hamatani N, Takashina M, Yagi M, et al.
J Appl Clin Med Phys
. 2024 Oct;
26(1):e14528.
PMID: 39436775
Purpose: We developed a software program for swiftly calculating dose distributions for carbon ion beams. This study aims to evaluate the accuracy of dose calculations using this software and assess...
6.
Investigation of Ionization Chamber Characteristics for Ultrahigh-dose-rate Scanned Carbon-ion Beams
Hamatani N, Yagi M, Shimizu S, Ishino N, Shimizu M, Kuwana Y, et al.
In Vivo
. 2024 Aug;
38(5):2220-2227.
PMID: 39187321
Background/aim: There are only a few studies on dosimetry with ultrahigh-dose-rate (uHDR) scanned carbon-ion beams. This study investigated the characteristics of four types of ionization chambers for the uHDR beam....
7.
Yagi M, Wakisaka Y, Takeno J, Kanada S, Tsubouchi T, Hamatani N, et al.
Sci Rep
. 2024 Jul;
14(1):17440.
PMID: 39075135
Few reports have documented how the accuracy of stopping power ratio (SPR) prediction for porous bone tissue affects the dose distribution of scanned carbon-ion beam therapy. The estimated SPR based...
8.
Tsubouchi T, Furutani K, Yagi M, Nomura T, Shimizu S, Kanai T, et al.
Med Phys
. 2024 Jul;
51(10):7393-7403.
PMID: 39008830
Background: In carbon ion radiation therapy (CIRT) the predominant method of irradiation is raster scanning, called dose driven continuous scanning (DDCS) by Hitachi, allowing for continuous synchrotron extraction. The reduction...
9.
Yagi M, Beltran C, Shimizu S, Hamatani N, Tsubouchi T, Takashina M, et al.
Med Dosim
. 2024 Jun;
49(4):279-290.
PMID: 38824052
Mayo Clinic Florida will initially open with the capability to treat with a single horizontal port for carbon ion therapy. Carbon ion therapy is traditionally done using a multi fixed...
10.
Yagi M, Shimizu S, Hamatani N, Miyoshi T, Nomura T, Toyoda T, et al.
Sci Rep
. 2024 May;
14(1):11574.
PMID: 38773165
The current monochromatic beam mode (i.e., uHDR irradiation mode) of the scanned carbon-ion beam lacks a dedicated dose monitor, making the beam control challenging. We developed and characterized a dedicated...