%0 Dataset %T Effect of respiratory guidance on internal/external respiratory motion correlation for synchrotron-based pulsed heavy-ion radiotherapy %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/c9492e00-d698-450f-b240-b312374ac4bf %W NCDC %R 10.12072/ncdc.imp.db2901.2023 %A Xiao Guoqing %K Heavy ion radiotherapy;surface / body interaction;audiovisual feedback;respiratory movement %X This paper reveals the influence of respiratory guidance mode on the correlation between internal and external respiratory movement in synchrotron pulsed heavy ion radiotherapy, and obtains the relationship between body surface respiratory movement and tumor target movement in vivo. The results show that there is a strong linear relationship between body surface movement and target movement in vivo, It shows that the body surface movement signal can be used for respiratory guidance.