Patent ID: 9345484
Filing Date: 2016-05-24
CPC Classification: A61B,A61F

Claim Text:
1. A tool, comprising: a body; a sheath configured to house a connector, the connector being configured to couple a graft vessel to a main vessel, the sheath being removably coupled to a distal portion of the body; a dial disposed on a proximal end of the body; a spring disposed within the body and coupled to the dial; a shaft extending from the distal end of the body into the sheath when the sheath is coupled to the distal end of the body, the shaft comprising a shaft cannula; a plunger head configured to be coupled with the spring at one end, the plunger head coupled to the shaft at an opposite end; and a retractable needle coupled to the dial using a retraction mechanism, the retractable needle configured to fit within the shaft cannula, the retractable needle comprising a sharp end configured to extend substantially out of an opening at an end of the sheath when the sheath is coupled to the distal end of the body.