One of the ICD's belonging to the SJM Assura devices generation is Fortify Assura, an ICD with the maximum delivery output prevelant in the industry.With a good overall capture conformation, Fortify Assura helps detect shocks with a 100% detection rate for VF and a 97.1%RV lead noise episodes.Apart from this out of all the patients using this product 98.5 percent patients did not complain of experiencing any inappropriate shocks.The product is able to achieve the said rate of success without affecting its sensitivity in any way.The main features of Fortify Assura include its very small size(smallest available size compared to other products manufactured) and also a Energy deliverance of 40J. Also the use of SecureSense and RV Lead, noise differentiating algorithm leads to the expansion of the Schock Guard technology in turn providing a substantial diffrentiation between VT/VF and lead noises.The total volume of this ICD device is around 35 cc.