Splash-proof protection device for sternum oscillating saw

The utility model relates to the technical field of medical instruments, and discloses a splash-proof protection device for a sternum oscillating saw. The splash-proof protection device comprises a circular-truncated-cone-shaped transparent cover body, a bent edge and a tightening rope. Wherein the circular truncated cone transparent cover body comprises a single-layer LDPE (Low-Density Polyethylene) transparent film and a medical adhesive tape; the medical adhesive tapes are arranged at the left end and the right end of the single-layer LDPE transparent film; the circular truncated cone transparent cover body is formed by bending the left end of the single-layer LDPE transparent film towards the right end and bonding the medical adhesive tape at the left end of the single-layer LDPE transparent film with the medical adhesive tape at the right end of the single-layer LDPE transparent film; the circular truncated cone transparent cover body is provided with an upper port and a lower port communicated with the