Heart valve replacement surgery mainly uses mechanical heart valve prostheses made of synthetic or tissue made from artificial biological material. It can be effective in the treatment of congenital heart disease and acquired heart disease(Such as Rheumatic heart disease, infective endocarditis in patients with valvular heart diseases cause lesions), improve cardiac function, alleviate the negative psychology and improve the quality of life. Patients after heart valve replacement are easily to develop various complications due to extensive operation, so scientific and effective nursing care of postoperative patients is the key to postoperative recovery.

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