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Trial + Data / Events	Status	Ph	N	Region	Interventions	Sponsor	Conditions	Primary compl	Study compl
Adeberg, Sebastian
NCT04437030: Multiparametric Photoacoustic Imaging in the Course of Radiation Therapy of Malignant Head and Neck Tumors	Completed	N/A	30	Europe	MSOT Acuity Echo device	University Hospital Heidelberg	Head and Neck Cancer	01/22	07/23
GUARD, NCT04454697 / 2019-002880-82: Tissue Retractors for Radiation Therapy of Head and Neck Tumors	Completed	N/A	34	Europe	tissue retractors	University Hospital Heidelberg	Head and Neck Cancer	09/22	10/23
NCT02824731: Comparison of Proton and Photon Radiotherapy of Brain Tumors (ProtoChoice-Hirn)	Recruiting	N/A	555	Europe	Radiation with protons, Radiation with photons	Technische Universität Dresden, German Cancer Research Center, National Center for Radiation Research in Oncology Dresden/Heidelberg	Brain Tumors	10/27	10/29