Dr. Nishit Sawal is a pioneer of Neuromodulation in North India. Having done his DM from AIIMS, he was first to start a DBS(Deep Brain Stimulation) program for Parkinson's in 2018 at GMCH-32 ahead of any other Govt/private Institute in North India. He also pioneered VNS(Vagal Nerve stimulation) for refractory epilepsy in 2019 at GMCH-32. He developed a photobiomodulation unit for Parkinson's which won international acclaim and has devised two devices ( Patents filed - No-2696/DEL/2015, 2695/DEL/2015) for backward falls and autonomic dysfunction in atypical Parkinson's. Both these devices have been acclaimed as groundbreaking therapies. He recently devised a novel face mask against coronavirus. He is the first neurologist in North- Central India to do Vagal Nerve Stimulation procedures for patient of refractory depression and refractory epilepsy.