Knot tying method and apparatus

Details Knot tying method and apparatus Knot tying method and apparatus

1995-02-21

1996-08-27

Pellegrino, Stephen C.

Surgery

Instruments

Suture, ligature, elastic band or clip applier

606139, 606167, 606170, 112169, A61B 1700

Patent

active

055496180

ABSTRACT:
A method and apparatus for placing and tying a knot such as laparoscopy knot. A knot pusher assembly including an outer tube and an inner tube are positioned, and a plunger assembly is plunger through the knot pusher assembly. The plunger assembly includes a knot carrier having an at least partially formed knot with a free end. The free end is placed around the object to be tied and grasped with a clamp. The knot is released from the knot carrier and the free end is pulled back through the partial knot to complete and tighten the knot. The knot is tightened and placed using the knot pusher assembly, and the free end is cut by placing it into aligned slots on the outer tube and inner tube, and rotating the inner tube in relation to the outer tube to unalign the slots.

REFERENCES:
patent: 3995619 (1976-12-01), Glatzer
patent: 4038988 (1977-08-01), Perisee
patent: 5112299 (1992-05-01), Pascaloff
patent: 5397326 (1995-03-01), Mangum
patent: 5423837 (1995-06-01), Mericle et al.

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