Patent ID: 8161973

Claim:
A reversible vasectomy device for connecting severed ends of a vas deferens, the device comprising: a first and a second connector piece for attachment to the severed ends of the vas deferens, each connector piece having an outer vas deferens attaching end and an opposite inner end, each connector piece further having a passage defined from the outer end to the inner end; and a midpiece having a first end portion that is connectable to the inner end of the first connector piece and a second end portion that is connectable to the inner end of the second connector piece, the first end portion having a passage defined therein, the midpiece further having a vent extending from the passage to an exterior surface of the midpiece; wherein when the first connector piece is connected to the first end portion and the second connector piece is connected to the second end portion, the passage in the first connector piece is in fluid communication with the passage in the first end portion of the midpiece and with the vent, but is not in fluid communication with the passage in the second connector piece.