The invention relates to a cardiovascular monitoring device which can simultaneously measure blood pressure and ECG signal.Includes an inflatable strap.To surround the user's limbs,At least one first electrode and one second electrode,A control circuit contained in a housing,And a display,To show blood pressure measurements,And / or information on cardiac electrical signal measurement,Among them,The control circuit can perform a blood pressure measurement by controlling the pressure in the bandage.And to carry out a single wire signal measurement through electrodes,And,In order to achieve more stable contact between the electrode and the user's skin,The invention proposes the setting position of the electrode.Type,And the unique design of the contact way with the user's skin.本發明相關於一種可同時測量血壓以及心電訊號的心血管監測裝置,包括一充氣式綁帶,用以環繞使用者的肢體,至少一第一電極以及一第二電極,容置於一殼體中的控制電路,以及一顯示器,以顯示血壓測量、及/或心電訊號測量的資訊,其中,該控制電路可藉由控制在該綁帶中的壓力而執行一血壓測量,以及透過電極而執行一心電訊號測量,並且,為了達成電極以及使用者皮膚間的更穩定接觸,本發明提出對於電極的設置位置、型態、以及與使用者皮膚間接觸方式的獨特設計。