An apparatus and method for collecting medical data which envisages:acquiring medical data by means of a medical data collecting apparatus(10);storing a copy of said medical data in a remote device (16), separate from the apparatus (10);assessing the methods of use of the apparatus (10) by means of a predefined algorithm comparing the medical data comprised in the last copy stored and the medical data comprised in the penultimate copy stored of the medical data;limiting or blocking functioning of the apparatus (10) if the methods of use assessed correspond with predefined prohibited methods of use.