US5620461A — Sealing device

Claim 1

Independent Claim 121 words

A sealing device for percutaneously sealing a percutaneously made puncture in a blood vessel having a vessel wall with inner and outer wall surfaces, said sealing device comprising a first element which is constructed and arranged to be percutaneously inserted into the blood vessel; a fixation attachment connected to the first element, said first element being repositionable after insertion into the blood vessel to engage against the inner wall surface, and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and adjacent the wall of the blood vessel and into cooperative relation with said first element about said puncture in said blood vessel to thereby seal the puncture in the blood vessel.

Claim 2

Dependent Claim 121 words

A sealing device for percutaneously sealing a percutaneously made puncture in a blood vessel having a vessel wall with inner and outer wall surfaces, said sealing device comprising a first element which is constructed and arranged to be percutaneously inserted into the blood vessel; a fixation attachment connected to the first element, said first element being repositionable after insertion into the blood vessel to engage against the inner wall surface, and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and adjacent the wall of the blood vessel and into cooperative relation with said first element about said puncture in said blood vessel to thereby seal the puncture in the blood vessel.

Claim 3

Dependent Claim 16 words

A sealing device in accordance with claim 1 wherein the first element comprises a sealing element.

Claim 4

Dependent Claim 27 words

A sealing device in accordance with claim 1 whereby said second element comprises an elongate sealing element which is to be received through the blood vessel wall.

Claim 5

Dependent Claim 17 words

A sealing device in accordance with claim 1 wherein said second element comprises an inflatable sealing element.

Claim 6

Dependent Claim 15 words

A sealing device in accordance with claim 1 whereby the fixation attachment comprises a thread.

Claim 7

Dependent Claim 24 words

A sealing device in accordance with claim 4 wherein at least one of the elements and the fixation attachment are of a bio-resorbable material.

Claim 8

Dependent Claim 14 words

A sealing device in accordance with claim 6 whereby the bio-resorbable material comprises collagen.

Claim 9

Dependent Claim 21 words

A sealing device in accordance with any one of claims 6 or 7 whereby the bio-resorbable material comprises surgical suturing material.

Claim 10

Dependent Claim 21 words

A sealing device in accordance with claim 4 wherein said first element is a sealing element and essentially sheet-like and circular.

Claim 11

Dependent Claim 29 words

A sealing device in accordance with claim 4 wherein the first element is a sheet-like element, the fixation attachment being located essentially in the center of the sheet-like element.

Claim 12

Dependent Claim 21 words

A sealing device in accordance with claim 4 wherein said first element is a sealing element and essentially sheet-like and heart-shaped.

Claim 13

Dependent Claim 21 words

A sealing device in accordance with claim 4 wherein said first element is a sealing element and essentially sheet-like and oval.

Claim 14

Independent Claim 138 words

A method for percutaneously sealing a percutaneously made puncture in a blood vessel wall comprising: providing a sealing device comprising a first element constructed and arranged to be percutaneously inserted into the blood vessel through the blood vessel wall; a fixation attachment connected to the first element and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and into engagement with the blood vessel, comprising the steps of; percutaneously inserting the first element into the interior of the blood vessel with the fixation attachment extending through the puncture in the blood vessel wall; and moving the second element over the fixation attachment toward and at least partially received within the puncture in the blood vessel wall and defining, between said first and second elements, a seal for the puncture.

Claim 15

Independent Claim 138 words

A method for percutaneously sealing a percutaneously made puncture in a blood vessel wall comprising: providing a sealing device comprising a first element constructed and arranged to be percutaneously inserted into the blood vessel through the blood vessel wall; a fixation attachment connected to the first element and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and into engagement with the blood vessel, comprising the steps of; percutaneously inserting the first element into the interior of the blood vessel with the fixation attachment extending through the puncture in the blood vessel wall; and moving the second element over the fixation attachment toward and at least partially received within the puncture in the blood vessel wall and defining, between said first and second elements, a seal for the puncture.

Claim 16

Dependent Claim 11 words

The method of claim 13 wherein said second element is tubular.

Claim 17

Dependent Claim 14 words

The method of claim 13 wherein said second element is an inflatable sealing element.

Claim 18

Dependent Claim 27 words

The method of claim 15 wherein said step of moving said second element with toward said blood vessel wall comprises the step of inflating said second element.

Claim 19

Dependent Claim 13 words

The method of claim 13 including the step of expanding said second element.

Claim 20

Dependent Claim 17 words

A sealing device in accordance with claim 1 wherein said second element comprises an expandable sealing element.

Claim 21

Dependent Claim 24 words

A sealing device in accordance with claim 3 wherein at least one of the elements and the fixation attachment is of a bio-resorbable material.

Claim 22

Dependent Claim 21 words

A sealing device in accordance with claim 3 wherein said first element is a sealing element and essentially sheet-like and circular.

Claim 23

Dependent Claim 29 words

A sealing device in accordance with claim 3 wherein the first element is a sheet-like element, the fixation attachment being located essentially in the center of the sheet-like element.

Claim 24

Dependent Claim 21 words

A sealing device in accordance with claim 3 wherein said first element is a sealing element and essentially sheet-like and heart-shaped.

Claim 25

Dependent Claim 21 words

A sealing device in accordance with claim 3 wherein said first element is a sealing element and essentially sheet-like and oval.

Claim 26

Dependent Claim 121 words

In the sealing of a percutaneously made puncture in a blood vessel having inner and outer vessel wall surfaces, a sealing device adapted to seal a percutaneously made puncture, said sealing device comprising a first element constructed and arranged to be received within said blood vessel and in engagement with the inner wall surface thereof, a fixation attachment connected to the first element, and a second element constructed and arranged to be moved over the fixation attachment immediately outward of said first element and in fixed position engagement with said vessel wall and at least partially within said puncture and in mutually retaining relation with said first element for stabilization of said sealing device at and to said blood vessel wall.

Claim 27

Dependent Claim 121 words

In the sealing of a percutaneously made puncture in a blood vessel having inner and outer vessel wall surfaces, a sealing device adapted to seal a percutaneously made puncture, said sealing device comprising a first element constructed and arranged to be received within said blood vessel and in engagement with the inner wall surface thereof, a fixation attachment connected to the first element, and a second element constructed and arranged to be moved over the fixation attachment immediately outward of said first element and in fixed position engagement with said vessel wall and at least partially within said puncture and in mutually retaining relation with said first element for stabilization of said sealing device at and to said blood vessel wall.

Claim 28

Dependent Claim 27 words

The sealing device of claim 24 wherein said second element is of a length as to project outwardly from said blood vessel to a distance exterior thereof.

Claim 29

Dependent Claim 28 words

The sealing device of claim 24 wherein said second element is a flow-precluding inflatable element engageable with the exterior surface of said blood vessel wall about said puncture.

Claim 30

Dependent Claim 28 words

The sealing device of claim 24 wherein said second element is a flow-precluding expandable element engageable with the exterior surface of said blood vessel wall about said puncture.

Claim 31

Independent Claim 140 words

A method for percutaneously sealing a percutaneously made puncture in a blood vessel wall comprising: providing a sealing device comprising a first element constructed and arranged to be percutaneously inserted into the blood vessel through the blood vessel wall; a fixation attachment connected to the first element and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and into engagement with the blood vessel, comprising the steps of; percutaneously inserting the first element into the interior of the blood vessel with the fixation attachment extending through the puncture in the blood vessel wall; moving the second element over the fixation attachment toward and into engagement with the outside surface of the blood vessel wall, expanding said second element and defining, between said first and second elements, a seal for the puncture.

Claim 32

Independent Claim 140 words

A method for percutaneously sealing a percutaneously made puncture in a blood vessel wall comprising: providing a sealing device comprising a first element constructed and arranged to be percutaneously inserted into the blood vessel through the blood vessel wall; a fixation attachment connected to the first element and a second element constructed and arranged to be inserted percutaneously and be moved over the fixation attachment toward and into engagement with the blood vessel, comprising the steps of; percutaneously inserting the first element into the interior of the blood vessel with the fixation attachment extending through the puncture in the blood vessel wall; moving the second element over the fixation attachment toward and into engagement with the outside surface of the blood vessel wall, expanding said second element and defining, between said first and second elements, a seal for the puncture.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2000-04-14	2000-10-14	2001-04-15	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2004-04-14	2004-10-14	2005-04-15	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2008-04-14	2008-10-14	2009-04-15	$7700.00	Window Closed / Lapsed

Sealing device

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