A third robustness demonstration. Shows how even violent camera shake does not confuse the system. The head-mounted display wearer experiences a more convincing illusion if the system can operate in stereo. Describes how the system responds to calibration and fiducial detection errors. Medical Applications of Augmented Reality Ultrasound-guided needle biopsy of the breast.
Needle biopsy is used to sample suspicious lesions within the breast.
We hope that one day augmented reality technology will provide more accurate and faster guidance for the needle insertion, thus alleviating the trauma to the patient and improving the accuracy of the procedure. The clip shows how AR technology could help a physician see inside a patient. This segment was generated in 1994 using off-line techniques. This means the pregnant patient was first filmed with a tracked camera, then an ultrasound scan of her abdomen was performed. Afterwards the 3D fetal image was reconstructed from the scans.