Physionic Engineering, Inc. was a company that produced early medical ultrasonic imaging equipment.
Founded as a research lab in 1960 by William Wright and Ralph Meyerdirk, it incorporated in 1962 in Boulder, Colorado. In 1967, the company was acquired by Picker Corp.
- Historical Ultrasound Equipment: Physionic 671 / Tektronix 564 − Short introduction @ YouTube
- Historical Ultrasound Equipment: Physionic VDA631 / Tektronix 561A − Short introduction @ YouTube