Trehan, VijayMukhopadhyay, SaibalYusuf, JamalGupta, Mohit DayalSuryavanshi, SatishMehta, Vimal2005-01-282009-05-272005-01-282009-05-272005-01-28Trehan V, Mukhopadhyay S, Yusuf J, Gupta MD, Suryavanshi S, Mehta V. Cobra head deformity of Amplatzer septal occluder. Indian Heart Journal. 2005 Jan-Feb; 57(1): 78-9http://imsear.searo.who.int/handle/123456789/5615engAdultEquipment FailureFemaleHeart Septal Defects, Atrial --therapyHumansProstheses and Implants --adverse effectsRotationCobra head deformity of Amplatzer septal occluder.Case Reports