SURGICAL INSTRUMENT FOR INJECTION OF PHARMACEUTICAL PRODUCTS THROUGH HUMAN DENSE TISSUES OR ANIMAL BODIES AND METHOD OF PERFORATING THE MENTIONED DENSE TISSUES
1. A surgical tool for drilling dense tissues of a human or animal body and injecting a pharmaceutical product into an accessible area of the body through dense tissues, characterized in that it contains a tip (1), including a housing (11) with a cavity (111) to accommodate a cylindrical holder (3 ), made with the possibility of free rotation around its longitudinal axis (30), in which there is a removable container (4) with a pharmaceutical agent, coupled to the holder with the possibility of rotation, while the housing (11) has opposite ends (12.14), one of which is made with a through axial hole (13) communicating with the cavity (111), intended for the passage of a drilling injection needle (5), fixed to one (32) of two opposite ends of the cylindrical holder (3) and made with the possibility of placement in the container (4), and the other end contains means (19) for bringing the container (4) and needles (5) into rotation, an element (18) that provides the ability to control the pressure exerted during drilling, by at least one specific count honors the pharmaceutical agent in the container (4), placed in the cavity (111) to prevent the entry of drilling debris into the needle (5) opening. ! 2. A surgical instrument according to claim 1, characterized in that in the through axial hole (13), a mechanical bearing (2) is coaxially located, which is a supporting surface for the end part (32) of the cylindrical holder (3), designed to attach a drilling injection needle ( 5). ! 3. The surgical instrument according to claim 1 or 2, characterized in that the housing1. Хирургический инструмент для сверления плотных тканей организма человека или животного и впрыскивания фармацевтического средства в доступный участок организма через плотные ткани, характеризующийся тем, что содержит наконечник (1), включающий корпус (11) с полостью (111) для размещения цилиндрического держателя (3), выполненного с возможностью свободного вращения вокруг его продольной оси (30), в котором
