Traditionally, fiducials have been placed either intraoperatively or percutaneously.
传统上，基准点都是通过手术中或者经皮放置。
2
Placement of gold fiducials is required for real-time tracking and delivery of a high-dose therapeutic beam of radiation to the tumor.
放置金基准点可以实时追踪和发放及剂量的治疗性射线用于肿瘤治疗。
3
By adjusting the intensity of the laser during manufacturing, high-contrast fiducials can be created on the stencil surface with no need for in-filling.