Endoscopic ligating device
First Claim
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1. A method of ligating a vessel endoscopically, comprising the steps of:
- a) providing an endoscopic ligating device, said device having a surgical needle, a tube, and a filamentary strand attached at its distal end to the surgical needle, and slideably engaged at its proximal end about said tube with a partially tightened knot;
b) passing said surgical needle down through a trocar into a body cavity wherein the desired ligation is to occur;
c) looping said needle around said vessel;
d) passing said surgical needle up through said trocar until said needle exits said trocar;
e) removing said needle from said filimentary strand;
f) inserting said strand into the distal end of said tube and passing said strand up through said tube until a portion of said strand protrudes from the proximal end of said tube;
g) sliding said partially tightened knot distally on the tube until said partially tightened knot disengages from said tube and is engaged about said filamentary strand;
h) tightening said partially tightened knot about said strand so as to form a fully tightened knot; and
i) sliding said fully tightened knot distally on said strand until said fully tightened knot firmly engages and ligates said vessel.
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Abstract
Endoscopic ligating device having a surgical needle; a tube; and a filamentary strand attached at its distal end to the surgical needle, and slidably engaged at its proximal end about the tube with a partially tightened knot.
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Citations
12 Claims
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1. A method of ligating a vessel endoscopically, comprising the steps of:
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a) providing an endoscopic ligating device, said device having a surgical needle, a tube, and a filamentary strand attached at its distal end to the surgical needle, and slideably engaged at its proximal end about said tube with a partially tightened knot; b) passing said surgical needle down through a trocar into a body cavity wherein the desired ligation is to occur; c) looping said needle around said vessel; d) passing said surgical needle up through said trocar until said needle exits said trocar; e) removing said needle from said filimentary strand; f) inserting said strand into the distal end of said tube and passing said strand up through said tube until a portion of said strand protrudes from the proximal end of said tube; g) sliding said partially tightened knot distally on the tube until said partially tightened knot disengages from said tube and is engaged about said filamentary strand; h) tightening said partially tightened knot about said strand so as to form a fully tightened knot; and i) sliding said fully tightened knot distally on said strand until said fully tightened knot firmly engages and ligates said vessel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification