and now i want to introduce you to our guest and with us this is oleksandr haluzynskyi, a candidate ofcal sciences and an orthopedic traumatologist and an oncologist, mr. oleksandr. i congratulate you, friends, and i want to say a few more words about you so that our viewers know what you have surgical experience of more than 20 years, with the last 10 or so, you specialize in endoprosthetics, that is, joint replacements. and this is one of the first surgeons who began to use individual 3d printed implants in practice, so oleksandr. war conditions, what cases and injuries do you most often have to deal with, and now during the war, there are a lot of patients who are brought to medical institutions from me with explosive and with gunshot wounds, it is clear that only uh, uh, defects that occur during the wounding, they lead to the invalidation of patients uh, fortunately , now there are technologies that allow these uh, effects to be filled, to be filled with titanium, the designing is carried out by an engineer and in our in ukraine, our country already has e-e titanium laser printers