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-0193305 (2016-06-27) |
등록번호 | US-9839530 (2017-12-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 802 |
A fusion cage has a first component that defines an outside surface that is configured to engage a vertebral endplate, and an interior surface. The fusion cage has a second component that defines first and second opposed surfaces. One of the first and second opposed surfaces can mate with the interi
A fusion cage has a first component that defines an outside surface that is configured to engage a vertebral endplate, and an interior surface. The fusion cage has a second component that defines first and second opposed surfaces. One of the first and second opposed surfaces can mate with the interior surface of the first component. The fusion cage can include vertical and lateral throughholes adapted to enhance fusion.
1. An implant configured to be implanted into an intervertebral space between first and second vertebrae, the implant comprising: a first component having: proximal and distal ends that are spaced from one another along a first direction;first and second sides that are spaced from one another along
1. An implant configured to be implanted into an intervertebral space between first and second vertebrae, the implant comprising: a first component having: proximal and distal ends that are spaced from one another along a first direction;first and second sides that are spaced from one another along a second direction, perpendicular to the first direction; anda first inner surface and a first outer surface that are spaced from one another along a third direction, perpendicular to both the first and second direction, the first outer surface configured to grip one of the first and second vertebrae, wherein the first component defines a through hole that extends from the first outer surface to the first inner surface along the third direction, and the first component further defines a recess that extends into the first inner surface with respect to the third direction and terminates between the first inner surface and first outer surface, the recess further extending through the first and second sides along the second direction; anda second component having a pair of sides that are spaced from one another along the second direction, and having a second inner surface configured to face the first component along the third direction, the second component having a projection that extends between the sides of the pair of sides along the second direction such that the projection has a maximum length along the second direction, a maximum height along the third direction, and a maximum width along the first direction, the maximum length being greater than the maximum height and the maximum width, and the projection being configured to mate with the recess when the second component is coupled to the first component. 2. The implant of claim 1, wherein the first direction is aligned with an insertion direction of the implant, and the first and second inner surfaces extend parallel to the insertion direction. 3. The implant of claim 1, wherein the second component defines a through hole that extends through second inner surface along the third direction. 4. The implant of claim 3, wherein the through hole of the second component is aligned with the through hole of the first component along the third direction. 5. The implant of claim 1, wherein the projection limits movement of the first component along the first direction. 6. The implant of claim 1, wherein the projection includes a ramped surface that faces in a direction that extends towards the first outer surface of the first component when the second component is coupled to the first component. 7. The implant of claim 1, wherein the projection includes a ramped surface that ramps in a direction that extends towards the first outer surface of the first component, when the second component is coupled to the first component, as the ramped surface extends along an insertion direction that extends from the trailing end towards the insertion end. 8. The implant of claim 1, wherein the second component includes proximal and distal ends that are spaced from one another along the first direction, and the distal end of the second component is tapered. 9. The implant of claim 1, wherein the recess is defined by a first internal surface and a second internal surface that are spaced from one another along the first direction. 10. The implant of claim 1, wherein the projection includes respective proximal and distal ends that are opposite one another along the first direction, and includes a ramped surface that extends from the respective proximal end of the projection to the respective distal end of the projection. 11. An implant configured to be implanted into an intervertebral space between first and second vertebrae, the implant comprising: a first component having proximal and distal ends that are spaced from one another along a first direction, a first pair of sides that are spaced from one another along a second direction, perpendicular to the first direction, and a first inner surface and a first outer surface that are spaced from one another along a third direction, perpendicular to both the first and second directions, the first outer surface configured to grip one of the first and second vertebrae, the first component defining a through hole that extends through the first inner and first outer surfaces, and the first component further defining a recess that extends into the first inner surface with respect to the third direction and terminates between the first inner surface and first outer surface; anda second component having proximal and distal ends that are spaced from one another along the first direction, a second pair of sides that are spaced from one another along the second direction, and a second inner surface and a second outer surface that are spaced from one another along the third direction, the second inner surface facing the first inner surface, and the second outer surface configured to grip another one of the first and second vertebrae, the second component defining a through hole that extends through the second inner surface and the second outer surface,wherein the implant further comprises a projection that has a maximum length along the second direction that is greater a maximum width and maximum height of the projection along the first direction and third directions, respectively, and the projection being configured to be received by the recess, the projection including a ramped surface that defines an incline with respect to the first and second inner surfaces as the projection extends along the first direction. 12. The implant of claim 11, wherein the first and second inner surfaces extend parallel to an insertion direction of the implant that is oriented along the first direction. 13. The implant of claim 11, wherein the through hole of the second component is aligned with the through hole of the first component. 14. The implant of claim 11, wherein the recess extends at least partially into the each side of the first pair of sides along the second direction. 15. The implant of claim 11, wherein the projection includes respective proximal and distal ends that are opposite one another along the first direction, and the ramped surface extends from the respective proximal end of the projection to the respective distal end of the projection. 16. The implant of claim 11, wherein the ramped surface extends in a direction that is towards the first outer surface of the first component as the ramped surface extends along an insertion direction of the implant that is oriented along the first direction. 17. The implant of claim 11, wherein the projection limits movement of the first component along the first direction. 18. The implant of claim 11, wherein the distal end of the first component is tapered. 19. The implant of claim 11, wherein the recess is defined by first and second internal surfaces that are opposite one another along the first direction. 20. An implant configured to be implanted into an intervertebral space between first and second vertebrae, the implant comprising: a first component having proximal and distal ends that are spaced from one another along a first direction, a first pair of sides that are spaced from one another along a second direction, perpendicular to the first direction, and a first inner surface and a first outer surface that are spaced from one another along a third direction, perpendicular to both the first and second directions, the first outer surface configured to grip one of the first and second vertebrae, the first component defining a through hole that extends through the first inner and first outer surfaces, and the first component further defining a recess that extends into the first inner surface with respect to the third direction and terminates between the first inner surface and first outer surface; anda second component having proximal and distal ends that are spaced from one another along the first direction, a second pair of sides that are spaced from one another along the second direction, and a second inner surface and a second outer surface that are spaced from one another along the third direction, the second inner surface facing the first inner surface, and the second outer surface configured to grip another one of the first and second vertebrae, the second component defining a through hole that extends through the second inner surface and the second outer surface,wherein the implant further comprises a projection that is elongate along the second direction and configured to be received by the recess, the projection including a ramped surface that defines an incline with respect to the first and second inner surfaces as the projection extends along the first direction, and the projection including respective proximal and distal ends that are opposite one another along the first direction, the ramped surface extending from the respective proximal end of the projection to the respective distal end of the projection. 21. The implant of claim 20, wherein the first and second inner surfaces extend parallel to an insertion direction of the implant that is oriented along the first direction. 22. The implant of claim 20, wherein the recess extends at least partially into the each side of the first pair of sides along the second direction. 23. The implant of claim 20, wherein the ramped surface extends in a direction that is towards the first outer surface of the first component as the ramped surface extends along an insertion direction of the implant that is oriented along the first direction.
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