The
erectile dysfunction erection-assisting and sensitivity-reducing shield device comprises a shield device supporting piece and a
simulation penis head connected with the front end of the shield device supporting piece. The shield device supporting piece is provided with a semi-open arc-shaped groove which partially wraps the cavernous body of the
penis of a patient. A
penis head cavity is formed in the joint of the simulated penis head and the shield device supporting piece, and the penis head located in the penis head cavity can be isolated from the female
vagina. On the premise that normal experience of wives is guaranteed,
erectile dysfunction patients can obtain proper
sexual stimulation, so that the patients are helped to erect, and the problems of premature ejaculation and the like caused by excessive
sexual stimulation can be well prevented. Moreover, the patient can adjust the degree of obtaining
sexual stimulation and exercise the sensitivity of the penis through products of different models, and obtains better experience, so that the patient recovers the interest and confidence in
sexual life. Through the physiological and psychological effects, the illness state of a patient is improved, the improvement of the good sensitivity of couples is facilitated, and the society is more harmonious.