Verily submitted the LOI for drug development tool (DDT) for the virtual motor exam for Parkinson’s disease. The device measures a change in digitally assessed parameters of a subset of Parkinson’s disease motor signs from the MDS-UPDRS Part III (motor examination) through a smartwatch (Verily’s Study Watch), according to the FDA letter.
The FDA determined that the examinations provided by Verily are “limited in their capacity to evaluate meaningful aspects of concepts of interest that are relevant to the patients’ ability to function in day-to-day life.”
In the letter, the FDA said a change in rigidity or finger tapping can’t be directly interpreted as meaningful to patients, while a change in speech, eating and dr…