ABSTRACT
For the past two decades, medical Augmented Reality visualization
has been researched and prototype systems have been tested in laboratory
setups and limited clinical trials. Up to our knowledge, until
now, no commercial system incorporating Augmented Reality visualization
has been developed and used routinely within the real-life
surgical environment. In this paper, we are reporting on observations
and analysis concerning the usage of a commercially developed
and clinically approved Freehand SPECT system, which incorporates
monitor-based Mixed Reality visualization, during reallife
surgeries. The workflow-based analysis we present is focused
on an atomic sub-task of sentinel lymph node biopsy. We analyzed
the usage of the Augmented and Virtual Reality visualization modes
by the surgical team, while leaving the staff completely uninfluenced
and unbiased in order to capture the natural interaction with
the system. We report on our observations in over 100 Freehand
SPECT acquisitions within different phases of 52 surgeries.
Index Terms: H.5.1 [Information Interfaces and Presentation]:
Artificial, augmented, and virtual realities—;