Abstract:
A tissue fastening device is provided. The tissue fastening device may include an elongate member having fastener guides extending between a working end and a control end and a firing aperture disposed on the working end, an arcuate needle disposed within the firing aperture of the working end and rotatable between a retracted position and an extended position, the arcuate needle including an antegrade recess configured to engagably receive an end of a fastener during advancement of the arcuate needle, and a drive mechanism operatively coupled to the arcuate needle and configured to, upon actuation, advance the arcuate needle in a forward rotation to engage the end of the fastener to be installed and push the end of the fastener through one of a tissue and a prosthetic material into a helical configuration.