An apparatus for treating sexual dysfunction of a female patient comprises a stimulation device for stimulating at least one portion of the patient's erectile tissue, and a control device for controlling the stimulation device to stimulate the erectile tissue portion to cause contraction thereof to restrict the blood flow leaving the erectile tissue obtain engorgement with blood of the female erectile tissue. A constriction device for gently constricting the erectile tissue portion to restrict the venous blood flow leaving the erectile tissue is provided to improve the engorgement effect, wherein the control device controls the stimulation device to stimulate the erectile tissue portion constricted by the constriction device to at least further restrict the venous blood flow leaving the erectile tissue to obtain engorgement with blood of the female erectile tissue.