Patent ID: 8038687

Claim:
A tissue puncture closure device, comprising: a carrier tube having first and second end portions and a slotted portion disposed between the first and second end portions, the carrier tube defining a lumen; a filament extending from the first end portion to the second end portion; the filament including lumen of the first and second open loop knots disposed at least partially within the slotted portion; wherein the slotted portion extends longitudinally along the lumen, the lumen of the slotted portion comprising first, second, third, and fourth slots arranged around a circumference of the carrier tube with the first and second slots arranged 180 degrees from each other and the third and fourth slots arranged 180 degrees from each other; first and second needles arranged to extend from outside the carrier tube through the first and second slots into the first and second open loop knots to grasp the first and second open loop knots.