Self-sealing filth bag for internal medicine nursing

The embodiment of the utility model discloses a self-sealing filth bag for internal medicine nursing, the self-sealing filth bag comprises a self-sealing filth bag body, the outer wall of the self-sealing filth bag body is movably sleeved with a cavity, the outer wall of the cavity is provided with a shell, and the lower end face of the shell is fixedly connected with an extension rod. According to the garbage can, through cooperation of the self-sealing sewage bag body, the lifting device, the garbage can body and the cavity, a straight ruler strip is driven to ascend and descend in the vertical direction through circumferential rotation of a gear in the lifting device, and the ascending and descending effect of the cavity in the garbage can body is achieved; according to the self-sealing filth bag, the effect of adjusting the distance between the self-sealing filth bag body and a patient is achieved, the problem that vomit of the patient is splashed to the ground is effectively solved, the work that workers