Strategy to track double-J stents placed during COVID-19 using smartphone-based stent tracker application to prevent forgotten double-J stent in a high-volume centre: a smart solution.

Background: Forgotten or retained (double-J) DJ stents may lead to several complications. Management of retained DJ stents poses a challenge for urologists not just surgically but also medicolegally and adds to the economic burden of the patient. Difficulty in follow-up for patients due to the contagious nature of COVID-19 and several restrictions posed in the form of lockdown.