IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-14-9-66130 Original Research Paper A Study On The Complications Post Mechanical Valve Replacement Surgery: Interventions And Outcomes. Muhammad Abid Geelani Dr. Dr. Vithalkumar M Betigeri Dr. Dr. A B Karthikeyan Dr. September 2025 14 9 01 02