Convenient sterile protective sheath for CVC

The invention relates to the technical field of CVCs and specifically relates to a convenient sterile protective sheath for a CVC. The convenient sterile protective sheath comprises a main body sheath, wherein a plurality of elastic bands are symmetrically arranged at the two sides of the main body sheath, one side, far away from the main body sheath, of each elastic band is connected with a sticking sheet, the bottom of each sticking sheet is coated with waterproof glue, a release film is arranged on the surface of each sticking sheet, the interior of the main body sheath is of a hollow structure, an opening is formed in one end of the main body sheath, a plurality of skidproof bulges are tightly bonded to the internal wall of the main body sheath, two pressing plates are symmetrically arranged at the innermost end of the main body sheath, an arc-shaped rubber band is tightly bonded to one end of each pressing plate, and single ends, far away from the pressing plates, of the rubber bands are tightly bonded t