danil heart kovalenko, and right now danila sergeevich will give an injection into the joint that will, that you will inject all people into danil, we will inject into the joint. we will do prp, we will inject platelet rich plasma, platelet rich plasma . you see, the yellow solution in the syringe is platelet-rich plasma. you have knee pain right. yes , the injection is quite simple. where do you put it brought direct access. this is how a simple injection procedure for professionals is done quickly. this liquid is introduced there globally for a person virtually no feeling. no, it was right that a person just feels a feeling of fullness and slight pain at the first puncture, how to move in order to distribute the drug over the joint a little. let's work. and that's it. thank you. now our assistants will cover you with a band-aid. and i want to invite danila sergeevich to these joints injections in the joints - this is his big scientific topic. he is engaged in its development and study, so he is one of the best experts in this field. so today we saw you inserting patients, and platele