최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0396731 (2006-04-03) |
등록번호 | US-9579091 (2017-02-28) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 1 인용 특허 : 738 |
A closure system and methods of use are provided for use in sealing an opening in a body tissue, such as a vascular puncture site. A method of closing the opening in the body tissue can be performed with the closure system having a closure clip. The method can include positioning the closure clip in
A closure system and methods of use are provided for use in sealing an opening in a body tissue, such as a vascular puncture site. A method of closing the opening in the body tissue can be performed with the closure system having a closure clip. The method can include positioning the closure clip in a first closure clip position adjacent to the opening in the body tissue such that a plurality of spikes of the closure clip are inserted into the tissue at a location outward from a central axis of the opening. Subsequently, the closure clip can be positioned in a second closure clip position such that the plurality of spikes are pulled inward toward the central axis of the opening so as to pull the tissue between the opening and each of the spikes together and close the opening.
1. A method of closing an opening in a body tissue, the method comprising: elastically deforming an elastically deformable closure clip into a first closure clip position;positioning the elastically deformed closure clip adjacent to the opening in the body tissue such that a plurality of spikes exte
1. A method of closing an opening in a body tissue, the method comprising: elastically deforming an elastically deformable closure clip into a first closure clip position;positioning the elastically deformed closure clip adjacent to the opening in the body tissue such that a plurality of spikes extending from an annular portion of the elastically deformed closure clip are insertable into the tissue at a location outward from a central axis of the opening, the annular portion including a plurality of upper members and a plurality of lower members, the plurality of upper members and the plurality of lower members being curved and concentric about a longitudinal axis extending through the plurality of upper members and the plurality of lower members, each upper member being separated from two adjacently positioned lower members by a pair of legs, the plurality of spikes extending from the plurality of lower members and including at least a pair of oppositely disposed spikes that are elastically separated from one another in the first closure clip position;inserting the plurality of spikes into the tissue at a location outward from the central axis with the opening; andpositioning the elastically deformed closure clip, with the annular portion, in a second closure clip position such that the plurality of spikes extending from the annular portion are elastically pulled inward toward the central axis of the opening so as to pull the tissue between the opening and each of the spikes together causing the oppositely disposed spikes to cross over one another in the second closure clip position and close the opening. 2. The method as in claim 1, further comprising releasing the elastically deformed closure clip from a distal end of a closure clip applicator when adjacent to the opening in the tissue. 3. The method as in claim 2, further comprising positioning the closure clip applicator adjacent to the opening in the body tissue using a sheath. 4. The method as in claim 3, wherein the sheath guides the positioning of the closure clip applicator so that the plurality of spikes are capable of being inserted into the tissue at the location outward from the central axis of the opening. 5. The method as in claim 4, further comprising positioning the sheath relative to the opening in the tissue using a guide. 6. The method as in claim 5, wherein the guide has a distal portion that extends through the opening of the body tissue and a proximal portion that is disposed within a lumen of the sheath during the positioning of the sheath. 7. The method as in claim 6, further comprising centering the sheath at the central axis of the opening using the guide. 8. The method as in claim 7, further comprising centering, with the sheath, the spikes of the closure clip around the opening of the tissue with respect to the central axis when the closure clip is in the second position. 9. A method of closing an opening in a body tissue, the method comprising: radially elastically expanding an elastically deformable closure clip into a radially elastically expanded first closure clip delivery position;positioning a closure clip applicator adjacent to the opening in the body tissue, the closure clip applicator supporting the radially elastically expanded closure clip at a distal end of the closure clip applicator, the radially elastically closure clip having an annular portion, the annular portion including a plurality of upper members and a plurality of lower members, the plurality of upper members and the plurality of lower members being curved and concentric about a longitudinal axis extending through the plurality of upper members and the plurality of lower members, each upper member being separated from two adjacently positioned lower members by a pair of legs, a plurality of spikes extending from each lower member toward the longitudinal axis;positioning the radially elastically expanded closure clip into the radially elastically expanded first closure clip delivery position adjacent to the opening in the body tissue such that the plurality of spikes extending from the annular portion of the elastic closure clip are inserted into the tissue at a location outward from a central axis of the opening, the plurality of spikes, extending from the plurality of lower members, including at least a pair of oppositely disposed spikes that are separated from one another in the radially elastically expanded first closure clip delivery position; andelastically contracting the radially elastically expanded closure clip to a radially elastically contracted second closure clip deployed position such that the plurality of spikes extending from the annular portion are elastically pulled inward toward to central axis of the opening so as to pull the tissue between the opening and each of the spikes together causing the oppositely disposed spikes to cross over one another in the radially elastically contracted second closure clip deployed position and close the opening. 10. The method as in claim 9, further comprising releasing the closure clip from a distal end of the closure clip applicator when adjacent to the opening in the tissue, wherein the elastic closure clip is formed of a superelastic material. 11. The method as in claim 10, further comprising positioning the closure clip applicator adjacent to the opening in the body tissue using a sheath. 12. The method as in claim 11, further comprising positioning the sheath relative to the opening in the tissue using a guide. 13. The method as in claim 12, wherein the guide has a distal portion that extends through the opening of the body tissue and a proximal portion that is disposed within a lumen of the sheath. 14. The method as in claim 13, further comprising centering the sheath at the central axis of the opening by using the guide. 15. The method as in claim 14, further comprising centering, with the sheath, the spikes of the closure clip around the opening of the tissue with respect to the central axis when the closure clip is in the second position. 16. A method of closing an opening in a body tissue, the method comprising: inserting a guide through the opening in the body tissue;using the guide to position a closure clip applicator adjacent to the opening in the body tissue with the guide, the closure clip applicator having an elastic closure clip in a radially elastically expanded first closure clip delivery position at a distal end of the closure clip applicator, the elastic closure clip having an annular portion, the annular portion including a plurality of upper members and a plurality of lower members, the plurality of upper members and the plurality of lower members being curved and concentric about a longitudinal axis extending through the plurality of upper members and the plurality of lower members, each upper member being separated from two adjacently positioned lower members by a pair of legs, a plurality of spikes extending from each lower member toward the longitudinal axis;positioning the radially elastically expanded closure clip into the radially elastically expanded first closure clip delivery position adjacent to the opening in the body tissue such that the plurality of spikes extending from the annular portion of the elastic closure clip are inserted into the tissue at a location outward from a central axis of the guide, the plurality of sharpened, tissue-penetrating spikes, extending from the plurality of lower members, including at least a pair of oppositely disposed spikes that are separated from one another in the radially elastically expanded first closure clip delivery position; andelastically contracting the radially elastically expanded closure clip to a radially elastically contracted second closure clip deployed position such that the plurality of spikes extending from the annular portion are pulled inward toward to central axis of the guide so as to pull the tissue between the opening and each of the spike together causing the oppositely disposed spikes to cross over one another in the radially elastically contracted second closure clip deployed position and close the opening. 17. The method as in claim 16, further comprising releasing the closure clip from a distal end of the closure clip applicator when adjacent to the opening in the tissue, wherein the elastic closure clip is formed of a superelastic material. 18. The method as in claim 17, further comprising positioning the closure clip applicator adjacent to the opening in the body tissue using a sheath. 19. The method as in claim 18, wherein the guide has a distal portion that extends through the opening of the body tissue and a proximal portion that is disposed within a lumen of the sheath before the clip contracts the opening in the body tissue. 20. The method as in claim 17, further comprising centering, with the sheath, the spikes of the closure clip around the opening of the tissue with respect to the central axis when the closure clip is in the second position. 21. The method as in claim 1, wherein the annular portion of the elastically deformed closure clip forms a lumen. 22. The method as in claim 1, wherein the bodily tissue is an outer wall of a blood vessel. 23. The method as in claim 1, wherein the plurality of spikes comprise four spikes. 24. The method as in claim 1, wherein the plurality of spikes comprise barbed spikes.
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