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公开(公告)号:US20220087858A1
公开(公告)日:2022-03-24
申请号:US17320544
申请日:2019-12-19
发明人: Margarethus Marius PAULIDES , Anne Lise ABDEL-ALIM-VAN DEN BERG , Iemkje A. RUITER , Nina BOGERD , Gerard Cornelis VAN RHOON
IPC分类号: A61F7/00
摘要: During hyperthermia treatment of the head and neck area a conventional water bolus, used in such treatment for guiding electromagnetic waves and cooling the patient's skin, may collapse onto the patients face due to the weight and/or pressure of the water inside the water bolus. An insert may be provided inside the water bolus to remedy this, wherein the insert provides additional stiffness and thus resistance against the water's weight and pressure. The insert however should not be too resistant against the shape of the patient, and thus an insert is provided with a first stiffness in a first load direction and a second stiffness in a second load direction, wherein the first stiffness is not equal to the second stiffness.