A disposable treatment head of a uterine thermal balloon therapeutic apparatus relates to a disposable treatment head belonging to the technical field of gynaecologic medical apparatuses. The solved technical problem is to provide the disposable treatment head of the uterine thermal balloon therapeutic apparatus. The technical proposal is that the disposable treatment head comprises a balloon, a shielding cap, a liquid flow pipe, a shielding pipe, a base, a metal heat conduction barrel, a liquid storage bladder, a liquid inlet hole, a shielding pipe limit casing, a liquid outlet through hole and other parts. The liquid flow pipe that is sheathed with the shielding cap and comprises the liquid outlet through hole extends into the balloon, the shielding pipe is sheathed outside the liquid flow pipe and sheathed with a scale limit stop thereon, the left end of the shielding pipe and the opening end of the balloon are sealed by glue; added with a limit sleeve, the right end of the shielding pipe and the liquid flow pipe are inserted in the through hole of the base and sealed by glue; the opening end of the liquid storage bladder is sheathed from a joint at the right end of the base and pressed and sealed with a pressing sealing ring, the metal heat conduction barrel is sheathed on the liquid storage bladder, and the right end of the liquid flow pipe with the liquid inlet passing through the base extends into the liquid storage bladder which is filled with treatment liquid. The treatment head is safe and reliable in treating uterine bleeding and simple in operation.