Apparatus for temporary male contraception

A male contraception apparatus for obtaining temporary sterility of a male mammalian individual comprising:

• an implantable restriction device adapted to restrict vas deference in the region downstream the ampulla during a controlled period, said device thereby being capable of preventing sperms to reach the urethra,
• a control device for controlling the operation of the restriction device, wherein the control device comprises an external control unit intended to be outside the patient's body for controlling the restriction device, and
• at least one implantable sensor adapted to send a measurement or an indicator of the measurement to the external control unit.

The apparatus according to claim 1, wherein the restriction device comprises a constriction device for constricting at least one portion of a tissue wall of vas deference downstream the ampulla to stop the flow in the vas deference.

The apparatus according to claim 1, wherein the control device comprises an internal control unit implantable in the patient for controlling the restriction device.

The apparatus according to claim 1, wherein the control device or the stimulation device in response to signals from the sensor.

The apparatus according to claim 1, wherein the sensor directly or indirectly senses at least one physical parameter of the patient.

The apparatus according to claim 1, wherein the sensor directly or indirectly senses at least one functional parameter of a medical implant.

The apparatus according to claim 1, wherein the sensor comprises a pressure sensor for sensing as the physical parameter a pressure in the patient's body.