Arthur A. Pilla, PhD develops a relatively low-powered PEMF device – a bone growth stimulator (BGS) – to heal recalcitrant factures.4 (1970)

FDA approves PEMF for the healing of nonunion fractures.5 (1979)

The Assisi LOOP’s patented signal targeting the upregulation of nitric oxide was developed by the late Dr. Arthur Pilla of Columbia University and cleared by the FDA for treating non-healing fractures.6 (1979)