# OnCo record patient-positioning-surface-guidance-systems (technology). 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/technologies/patient-positioning-surface-guidance-systems/>
  a schema:MedicalTherapy ;
  onco:kind "technology" ;
  schema:identifier "patient-positioning-surface-guidance-systems" ;
  schema:name "Patient positioning and surface guidance systems (AlignRT, Catalyst, ExacTrac Dynamic)"@en ;
  schema:description "Cameras that watch the patient's skin in three dimensions, robotic couches and moulded shells that hold the body still, so each radiotherapy dose lands where the plan says without tattoos and with the beam paused if the patient moves."@en ;
  schema:url <https://onco.cc/technologies/patient-positioning-surface-guidance-systems/> ;
  schema:dateModified "2026-09-17"^^xsd:date ;
  schema:citation <https://www.visionrt.com/product/alignrt/>, <https://c-rad.se/>, <https://doi.org/10.1002/mp.15532> ;
  onco:status "established" ;
  onco:tag "machines-wave2" ;
  onco:related <https://onco.cc/technologies/respiratory-gating-tumour-tracking-systems/>, <https://onco.cc/technologies/in-room-imaging-systems/>, <https://onco.cc/technologies/c-arm-linac/> ;
  onco:cancers <https://onco.cc/cancers/breast-cancer/>, <https://onco.cc/terms/brain-metastases/>, <https://onco.cc/cancers/head-and-neck/>, <https://onco.cc/cancers/prostate/>, <https://onco.cc/cancers/nsclc/> ;
  onco:sections <https://onco.cc/fronts/radiation/>, <https://onco.cc/fronts/devices/> ;
  onco:technologies <https://onco.cc/technologies/surface-guided-radiotherapy/>, <https://onco.cc/technologies/imrt-igrt/>, <https://onco.cc/technologies/radiosurgery-srs/> ;
  onco:companies <https://onco.cc/companies/vision-rt/>, <https://onco.cc/companies/c-rad/>, <https://onco.cc/companies/brainlab/>, <https://onco.cc/companies/varian/> .