from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Between two tangent planes
- adj. Both frontal and sagittal
from The Century Dictionary and Cyclopedia
- Lying or situated in two planes.
bi- + planar (Wiktionary)
The device makes use of integrated, biplanar ultrasound imaging for real time treatment monitoring, treatment planning and pre and post treatment imaging of the prostate.