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Fraction 1
4D Digital
Patient
Tumor dose
↑
Lung dose
↓
Esophagus
OK
Fraction 3
Robot
CT
Time = 30 seconds
Advanced in-room imaging to
update 4D digital patient
model
Online treatment adaptation to
match present 4D digital patient
model and updated treatment
objectives
4D Optimized delivery and real-
time image-guided protection of
healthy tissues
PT
Real-time dose
reconstruction
4D PGI Safety
4D Digital
Patient
Planning
M. Hoogeman