The European Patent Office (EPO) grants European patents. Despite what the name suggests, these are not European Community patents or even Europe-wide patents. The European Patent Convention, according to which the EPO was founded, provides a single patent grant procedure, but not yet a single patent. After grant, the European patent becomes a number ("bundle") of national patents.
... Passage of kidney stones through the urethra can be painful and subsequently it can lead to urethral strictures[?]
Endoscopy of the bladder via the urethra is ...