Method for the percutaneous suturing of a vascular puncture site
First Claim
1. A method for suturing a puncture site in a blood vessel wall at the end of a tissue tract, the blood vessel wall having a distal side and a proximal side, said method comprising:
- forming at least two penetrations in the blood vessel wall at the end of the tissue tract adjacent to the puncture site with at least one needle;
passing a suture material through the two penetrations outwardly from the blood vessel wall to span the distal side of the puncture site; and
drawing the penetrations together with the suture material.
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Accused Products
Abstract
A suture applying device comprises a shaft which carries a pair of needles near its distal end. The needles are joined by a length of suture, and the shaft is used to both introduce the needles into a lumen of a body structure and to push the needles back through tissue on either side of the puncture site. After the needles have passed through the tissue, they are captured on the shaft and drawn outward through the tract, leaving a loop of suture behind to close the puncture site near the body lumen. The suture can then be tied and the knot pushed back through the tract to complete the closure. Alternatively, a locking fastener formed of a resorbable material can be placed into the penetration over the sutures and the sutures tied over the fastener.
817 Citations
25 Claims
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1. A method for suturing a puncture site in a blood vessel wall at the end of a tissue tract, the blood vessel wall having a distal side and a proximal side, said method comprising:
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forming at least two penetrations in the blood vessel wall at the end of the tissue tract adjacent to the puncture site with at least one needle; passing a suture material through the two penetrations outwardly from the blood vessel wall to span the distal side of the puncture site; and drawing the penetrations together with the suture material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of suturing a puncture site in a blood vessel wall, the method comprising:
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positioning a length of suture into a lumen of the blood vessel; forming at least two penetrations in the blood vessel wall at the end of a tissue tract adjacent the puncture site with more than one needle; passing a first end of a length of suture through one of the penetrations outwardly from the lumen and a second end of the length of suture through another penetration outwardly from the lumen with the needles; and securing the first and second ends of the suture to close the aperture. - View Dependent Claims (10, 11, 12, 13)
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14. A method for suturing vascular tissue, the method comprising:
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forming at least two penetrations in one or more layers of vascular tissue at the end of a tissue tract with more than one needle; passing a first end of a length of suture through one of the penetrations and a second end of the length of suture through the other penetration with the needles; and securing the first and second ends of the suture to pull the penetrations in one or more layers of vascular tissue together. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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21. A method for suturing vascular tissue having a distal side and a proximal side, the method comprising:
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penetrating a layer of vascular tissue at the end of a tissue tract with at least one needle; drawing a length of suture proximally through the penetration with the needle; and detaching the length of suture from the needle to free the length of suture for fastening to the same length. - View Dependent Claims (22, 23, 24, 25)
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Specification