# OnCo record idea-pu-tattoo-free-set-up (idea). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/ideas/idea-pu-tattoo-free-set-up/>
  a schema:CreativeWork ;
  onco:kind "idea" ;
  schema:identifier "idea-pu-tattoo-free-set-up" ;
  schema:name "Radiotherapy set-up without permanent ink tattoos, using surface guidance or invisible ink"@en ;
  schema:description "Most people having breast radiotherapy are given small permanent ink dots to line them up on the couch. In a United Kingdom survey of 204 people afterwards, half rated the impact of those tattoos as negative, and surface cameras or ultraviolet ink line people up as accurately without leaving a visible mark."@en ;
  schema:url <https://onco.cc/ideas/idea-pu-tattoo-free-set-up/> ;
  schema:dateModified "2026-10-20"^^xsd:date ;
  schema:citation <https://doi.org/10.1016/j.radi.2024.08.004>, <https://doi.org/10.1016/j.tipsro.2022.03.001>, <https://doi.org/10.1016/j.prro.2021.08.001> ;
  onco:tag "protocol-upgrade", "upgrade:promising", "evidence:moderate", "precision", "breast" ;
  onco:related <https://onco.cc/ideas/idea-pu-open-face-masks/>, <https://onco.cc/ideas/idea-pu-breath-hold-left-breast-routine/>, <https://onco.cc/ideas/idea-pu-washing-and-deodorant-during-radiotherapy/> ;
  onco:cancers <https://onco.cc/cancers/breast-cancer/> ;
  onco:sections <https://onco.cc/fronts/radiation/> ;
  onco:technologies <https://onco.cc/technologies/surface-guided-radiotherapy/>, <https://onco.cc/technologies/patient-positioning-surface-guidance-systems/> ;
  onco:bottlenecks <https://onco.cc/bottlenecks/b-survivorship/>, <https://onco.cc/bottlenecks/b-patient-voice/> .