The invention discloses a nursing device for paralyzed patients, which comprises a host machine, a defecation cushion and a sewage sucking pipe, wherein the host machine comprises a motor and a function control device, and the motor is electrically connected with the function control device; a sewage bucket, a purified water bucket and a liquid medicine box are arranged in the host machine; the sewage bucket, the purified water bucket and the liquid medicine box are electrically isolated from the motor through an inner frame of the host machine; the sewage bucket is movably connected with the inner frame through a bucket inlet and outlet movement device; the sewage bucket, the purified water bucket and the liquid medicine box are combined with a hot water valve, a hot water pump, a cold water pump, a liquid medicine pump, a liquid medicine valve, a water heater and a cold water valve to form a pipeline system; the pipeline system is electrically connected with the function control device; and the defecation cushion is an excrement collecting tank and is connected with the sewage bucket in the host machine through the sewage sucking pipe. By arranging an automatic induction system, the device of the invention can quickly induce and automatically recognize whether a user excretes feces or urine, thereby automatically entering the overall processes of sucking, flushing and the like; and the conditions of purified water, sewage and liquid medicine are automatically detected, thereby realizing automatic response and treatment. The device of the invention can be used and operated very simply and conveniently.