Mahajan, ArjunSingh, Akhilesh KumarSharma, Naresh Kumar2025-01-282025-01-2820239728279https://dl.bhu.ac.in/ir/handle/123456789/23299Introduction: Pectoralis major myo-cutaneous flap remains time-tested work horse for reconstruction of postsurgical oral cancer defects despite of popularity of free flaps. But postoperatively majority of attention is provided to recipient site and its complications and donor site complications are often overlooked. Reduced post-operative mobility of shoulder joint and drooping shoulder� after injury to spinal accessory nerve being the most commondonor site morbidities. Method: To overcome this complication, we have introduced a novel Physiotherapeutic maneuver named �Hara Hara Mahadev� (HHM) Maneuver. Wherein postoperatively patients were advised to do this novel physiotherapeutic maneuver regularly. Results: With continued practice encouraging results with drastic increase in range of motion and shoulder mobility was observed. � 2023, The Association of Oral and Maxillofacial Surgeons of India.enHHM maneuverPhysiotherapyPMMC flapShoulder mobilityArticlehttps://doi.org/10.1007/s12663-023-02026-y