Workflow: SBRT

Main Benefits

1
AlignRT tracks patients in real-time during the entire treatment delivery procedure with sub-mm and sub-degree accuracy1,2,3

1. Wen et at. Technical Note: Evaluation of the systematic accuracy of a frameless, multiple image modality guided, linear accelerator based stereotactic radiosurgery system. Med Phys. 2016 May;43(5):2527

2. Covington E, et al. Submillimeter monitoring of intrafraction patient movement with optical surface imaging. AAPM Annual Meeting 2019.

3. Vision RT. Advanced Camera Optimization [White paper] 2018

2
Position tracking in all 6 degrees of freedom with automatic beam hold on excess movement in all 6, for both free breathing and breath hold SBRT4,5,6,7

4 Heinzerling JH, et al. Use of 3D optical surface mapping for quantification of interfraction set up error and intrafraction motion during stereotactic body radiation therapy treatments of the lung and abdomen. IJROBP 2017;99 (2):E670
5 Leong B et al. Impact of Use of Optical Surface Imaging on Initial Patient Setup for Stereotactic Body Radiotherapy Treatments. Journal of Applied Clinical Medical Physics 2019; 20 (12):149-158
6 Herron E, et al. Surface guided radiation therapy as a replacement for patient marks in treatment of breast cancer. International Journal of Radiation Oncology • Biology • Physics 2018;102 (3):e492-e493
7 Allen and Ramtohul. Markerless Radiotherapy at the Queen Elizabeth Hospital Birmingham. Radiography. 2020; 26(1):S8-9

3
Compared to traditional methods, AlignRT provides higher setup accuracy5,6,7

5 Leong B et al. Impact of Use of Optical Surface Imaging on Initial Patient Setup for Stereotactic Body Radiotherapy Treatments. Journal of Applied Clinical Medical Physics 2019; 20 (12):149-158
6 Herron E, et al. Surface guided radiation therapy as a replacement for patient marks in treatment of breast cancer. International Journal of Radiation Oncology • Biology • Physics 2018;102 (3):e492-e493
7 Allen and Ramtohul. Markerless Radiotherapy at the Queen Elizabeth Hospital Birmingham. Radiography. 2020; 26(1):S8-9

4
AlignRT is completely non-contact and non-ionizing; there is no need to use external or internal markers. AlignRT is clinically proven to be as accurate as solutions relying on additional internal imaging8,9

8 Naumann P at al. Feasibility of Optical Surface-Guidance for Position Verification and Monitoring of Stereotactic Body Radiotherapy in Deep-Inspiration Breath-Hold. Front. Oncol. 10:573279, 2020.
9 Leong B et al. Impact of Use of Optical Surface Imaging on Initial Patient Setup for Stereotactic Body Radiotherapy Treatments. Journal of Applied Clinical Medical Physics 2019; 20 (12):149-158.