Device for evaluating postoperative shoulder and neck activity of thyroid cancer

The utility model discloses a device for evaluating the postoperative shoulder and neck activity of thyroid cancer. The utility model relates to the technical field of medical auxiliary devices. The problem that an existing device is inconvenient to use is solved. Proposed now is the following scheme, the connecting device comprises a connecting seat, the upper side of the connecting seat is fixedly connected with a ruler ring; an auxiliary ring fixedly connected with the connecting base is arranged on the inner side of the ruler ring; the middle of the connecting seat is rotationally connected with a working shaft through a bearing; the outer wall of the working shaft is rotationally connected with two rotating rods through bearings; the other end of the rotating rod is in threaded sleeveconnection with a threaded rod; the end, away from the rotating rod, of the threaded rod is in threaded sleeve connection with a working rod; the multifunctional measuring ruler has the advantages that the multifunctional me