Mercury column sphygmomanometer with lighting lamp

The utility model relates to a mercury column sphygmomanometer with a lighting lamp, belonging to the technical field of medical apparatus and instruments. The utility model provides a mercury column sphygmomanometer with a lighting lamp, which is used in a room with darker light, and blood pressure measurement values can be accurately read. According to the mercury column sphygmomanometer with a lighting lamp, a lighting lamp (4), a power switch (5) and a battery (6) are fixedly arranged on the back (3) of an upper cover (2) of a mercury column sphygmomanometer (1), and the lighting lamp (4) is connected with the battery (6) through a lead (7) via the power switch (5). The mercury column sphygmomanometer with the lighting lamp can be used in a room with darker light, and measured blood pressure values can be accurately read. The mercury column sphygmomanometer with the lighting lamp can be used for measuring the blood pressure of human bodies and is suitable for hospitals and families.