Invention Grant
US07972261B2 Devices to resist migration and rotation of implants used in brachytherapy and other radiation therapy 有权
用于抵抗近距离放射治疗和其他放射治疗中使用的植入物的迁移和旋转的装置

Devices to resist migration and rotation of implants used in brachytherapy and other radiation therapy
Abstract:
An anchor mechanism includes a sleeve to fit around a structure such as a radioactive source, a thermal ablation implant, a spacer, a strand or a radiopaque marker. The sleeve has a bore that extends an entire longitudinal length of the sleeve, and through which the structure fits, such that the structure can extend out from both longitudinal ends of the sleeve. One or more protrusion extends from an outer surface of the sleeve to engage surrounding patient tissue after implantation of the structure into a patient, to thereby reduce a tendency for the structure to migrate and rotate after implantation.
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