Novel artery sensor

The utility model relates to the technical field of medical sensors, in particular to a novel artery sensor which comprises a three-way connector, an installation head located on one side of the three-way connector, a clamping limiting mechanism installed on the installation head and a clamping device disassembling mechanism. A supporting frame is arranged on one side of the installation head, a fixing pipe is arranged at one end of the three-way connector, a blood drawing pipe is installed outside the fixing pipe, a connector is arranged at the other end of the three-way connector, and a pressure pipe is arranged in the connector. The clamping and limiting mechanism is additionally arranged on the three-way connector, the blood drawing pipe and the pressure pipe which are connected can be clamped, the stability of the blood drawing pipe and the pressure pipe in the connecting process is improved, and one half of the clamping and limiting mechanism is fixedly connected with the three-way connector. And the ot