AUTOMATIC SURGICAL LIGATION CLIP APPLIER
First Claim
1. An applier for ligation clip comprising:
- an outer tube having mounting bosses;
a pair of jaws pivotally connected to the mounting bosses, the jaws having actuating projections;
a feed tube located in the outer tube and configured to move axially within the outer tube, the feed tube having actuating slots in which the actuating projections are located;
a clip lock arm located in the outer tube and configured to move axially within the outer tube; and
a clip advance arm located in the outer tube and configured to move axially within the outer tube, the clip advance arm having flexible pinchers at one end of the clip advance arm.
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Accused Products
Abstract
An applier for ligation clip is provided. The applier includes: an outer tube having mounting bosses; a pair of jaws pivotally connected to the mounting bosses, the jaws having actuating projections; a feed tube located in the outer tube and configured to move axially within the outer tube, the feed tube having actuating slots in which the actuating projections are located; a clip lock arm located in the outer tube and configured to move axially within the outer tube; and a clip advance arm located in the outer tube and configured to move axially within the outer tube, the clip advance arm having flexible pinchers at one end of the clip advance arm. A method of applying a ligation clip is also disclosed.
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Citations
24 Claims
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1. An applier for ligation clip comprising:
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an outer tube having mounting bosses; a pair of jaws pivotally connected to the mounting bosses, the jaws having actuating projections; a feed tube located in the outer tube and configured to move axially within the outer tube, the feed tube having actuating slots in which the actuating projections are located; a clip lock arm located in the outer tube and configured to move axially within the outer tube; and a clip advance arm located in the outer tube and configured to move axially within the outer tube, the clip advance arm having flexible pinchers at one end of the clip advance arm. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A method of applying a ligation clip comprising:
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sliding a feed tube forward thereby camming a projection on a jaw to move the jaw to an open position; sliding a clip arm forward thereby pushing a clip into the jaws; sliding the feed tube rearward thereby camming the projection on the jaw to move the jaw to a closed position; and advancing a clip arm to a forward position to push a buttress on the clip into a buttress locking void thereby locking the clip and a closed position. - View Dependent Claims (20, 21, 22, 23)
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24. An applier for ligation clip comprising:
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an outer tube having mounting bosses; means for clamping pivotally connected to the mounting bosses, the means for clamping having actuating projections; means for opening and closing the means for clamping located in the outer tube and configured to move axially within the outer tube, the means for opening and closing the means for clamping having actuating slots in which the actuating projections are located; means for locking a clip in closed position located in the outer tube and configured to move axially within the outer tube; and means for advancing a clip located in the outer tube and configured to move axially within the outer tube.
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Specification