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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0801336 (2015-07-16) |
등록번호 | US-10064740 (2018-09-04) |
발명자 / 주소 |
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출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 602 |
An intervertebral implant includes a three-dimensional body and a securing plate. The three-dimensional body includes a front surface and a rear surface. The three-dimensional body further includes a plurality of boreholes for accommodating fixation elements. The intervertebral implant also includes
An intervertebral implant includes a three-dimensional body and a securing plate. The three-dimensional body includes a front surface and a rear surface. The three-dimensional body further includes a plurality of boreholes for accommodating fixation elements. The intervertebral implant also includes a front plate disposed at the front surface of the three-dimensional body and has a plurality of boreholes. A securing plate can be fastened to the front plate.
1. An intervertebral implant configured to be inserted in an intervertebral disc space that is between a first vertebral body and a second vertebral body, the intervertebral implant comprising: a spacer body including a body-compatible plastic, the spacer body defining a first recess and a second re
1. An intervertebral implant configured to be inserted in an intervertebral disc space that is between a first vertebral body and a second vertebral body, the intervertebral implant comprising: a spacer body including a body-compatible plastic, the spacer body defining a first recess and a second recess; and a plate configured to be coupled to the spacer body, the plate including a metallic material, the plate further including a front surface and a rear surface, the rear surface spaced from the front surface in a first direction, an upper surface, a lower surface spaced from the upper surface in a second direction that is perpendicular to the first direction, a first projection and a second projection offset from each other with respect to a third direction that is perpendicular to both the first direction and the second direction, the first projection including a first surface and a second surface, the second surface spaced from the first surface in the first direction, the first surface and the second surface each spaced from the front surface in the first direction, the first projection further including a third surface facing in the second direction, and a fourth surface facing in a direction opposite the second direction, the first surface defining a first dimension measured from the fourth surface to the third surface in the second direction, the first projection configured to engage the first recess and the second projection configured to engage the second recess such that both the first surface and the second surface face the spacer body, the plate defining a borehole that extends from a first opening in the front surface, along a central borehole axis, to a second opening, the borehole configured to receive a bone screw such that a portion of the bone screw is inserted in one of the first and second vertebral bodies to secure the intervertebral implant to the one of the first and second vertebral bodies within the intervertebral disc space, the borehole defining a second dimension measured through the central borehole axis in the second direction, and the second dimension is less than the first dimension, wherein the central borehole axis passes through the first opening at a location that is between the first projection and the second projection with respect to the third direction. 2. The intervertebral implant of claim 1, wherein the location is both: 1) between the fourth surface and the third surface with respect to the second direction, and 2) offset from both the fourth surface and the third surface with respect to the third direction. 3. The intervertebral implant of claim 1, wherein the first projection and the second projection are each positioned closer to the rear surface with respect to the first direction, than the first projection and the second projection are each positioned from the front surface with respect to the first direction. 4. The intervertebral implant of claim 1, wherein the borehole is a first borehole, the bone screw is a first bone screw, the plate includes a second borehole configured to receive a second bone screw such that a portion of the second bone screw is inserted in the other of the first and second vertebral bodies to secure the intervertebral implant within the intervertebral disc space. 5. The intervertebral implant of claim 4, wherein the central borehole axis is a first central borehole axis, the location is a first location, the second borehole extends from a third opening in the front surface, along a second central borehole axis, to a fourth opening, the second central borehole axis passes through the third opening at a second location, and both the first location and the second location are: 1) between the fourth surface and the third surface with respect to the second direction, and 2) offset from the fourth surface and the third surface with respect to the third direction. 6. The intervertebral implant of claim 1, wherein the plate includes a plurality of boreholes that are each configured to receive a respective bone screw such that a portion of each of the respective bone screws is inserted in either the first vertebral body or the second vertebral body to secure the intervertebral implant to the first vertebral body or the second vertebral body within the intervertebral space, the plurality of boreholes includes all of the boreholes of the plate that are each configured to receive a respective bone screw such that a portion of each of the respective bone screws is inserted in either the first vertebral body or the second vertebral body to secure the intervertebral implant to the first vertebral body or the second vertebral body within the intervertebral space, each of the plurality of boreholes extends along a respective central borehole axis that passes through a respective opening in the front surface at a respective location, and the respective location of each of the plurality of boreholes is both: 1) positioned between the first projection and the second projection with respect to the third direction, and 2) offset from both the forth surface and the third surface with respect to the first direction. 7. The intervertebral implant of claim 1, wherein the first projection and the second projection each include semicircular shaped rails configured to engage the spacer body of the intervertebral implant. 8. The intervertebral implant of claim 1, wherein the spacer body is coupled to the plate such that: 1) the first projection is positioned in the first recess, 2) the second projection is positioned in the second recess, and 3) a portion of the spacer body is positioned between the first projection and the front surface with respect to the first direction. 9. The intervertebral implant of claim 1, wherein the spacer body includes an upper body surface and a lower body surface offset from each other with respect to the second direction when the spacer body is coupled to the plate, and when the spacer body is coupled to the plate, the location is both: 1) between the upper body surface and the lower body surface with respect to the second direction, and 2) offset from both the upper body surface and the lower body surface with respect to the first direction. 10. The intervertebral implant of claim 9, wherein the spacer body includes a body borehole, and the intervertebral implant is configured such that when the spacer body is coupled to the plate, the borehole is aligned with the body borehole. 11. The intervertebral implant of claim 9, wherein when the spacer body is coupled to the plate: 1) the plate defines a maximum dimension measured along a straight line in the second direction that passes through both the upper surface and the lower surface, 2) the spacer body defines a maximum dimension measured along a straight line in the second direction that passes through both the upper body surface and the lower body surface, and 3) the maximum dimension of the plate is substantially equal to the maximum dimension of the spacer body. 12. The intervertebral implant of claim 1, wherein the first projection includes a first portion that extends from the rear surface along the first direction, and the first projection further includes a second portion that extends from the first portion along the third direction such that the second portion is offset from the first portion with respect to the third direction. 13. An intervertebral implant configured to be inserted in an intervertebral disc space that is between a first vertebral body and a second vertebral body, the intervertebral implant comprising: a plate including a rear surface, and a front surface spaced from the rear surface in a first direction, an upper surface, a lower surface spaced from the upper surface in a second direction that is perpendicular to the first direction, a first projection and a second projection offset from each other with respect to a third direction that is perpendicular to both the first direction and the second direction, the plate defining a borehole that extends from a first opening in the front surface, along a central borehole axis, to a second opening, the borehole configured to receive a bone screw such that a portion of the bone screw is inserted in one of the first and second vertebral bodies to secure the intervertebral implant to the one of the first and second vertebral bodies within the intervertebral disc space, the plate further including a metallic material; anda spacer body including an upper spacer surface and a lower spacer surface, the spacer body configured to be coupled to the plate such that the lower spacer surface is spaced from the upper spacer surface in the second direction, the spacer body defining a first recess configured to receive the first projection, and a second recess configured to receive the second projection, the first recess being elongate in the second direction, the spacer body further defining a through hole configured to extend along the second direction through both the upper spacer surface and the lower spacer surface when the spacer body is coupled to the plate, the spacer body further including a body-compatible plastic,wherein the spacer body is configured to be coupled to the plate such that at least a portion of the first projection is aligned with the spacer body along the first direction, and the spacer body is configured to be coupled to the plate such that the central borehole axis passes through the first opening at a location that is: 1) between the first recess and the second recess with respect to the third direction, 2) offset from both the first recess and the second recess with respect to the first direction and 3) between the upper spacer surface and the lower spacer surface with respect to the second direction. 14. The intervertebral implant of claim 13, wherein the central borehole axis passes through the first opening at a location that is both: 1) between the first projection and the second projection with respect to the third direction, and 2) offset from both the first projection and the second projection with respect to the first direction. 15. The intervertebral implant of claim 13, wherein the spacer body includes a body borehole, and the intervertebral implant is configured such that when the spacer body is coupled to the plate, the borehole is aligned with the body borehole. 16. The intervertebral implant of claim 13, wherein the first projection and the second projection each include semicircular shaped rails. 17. The intervertebral implant of claim 13, wherein the first projection includes an upper projection surface and a lower projection surface offset from each other with respect to the second direction, and the location is: 1) between the upper projection surface and the lower projection surface with respect to the second direction, and 2) offset from the upper projection surface and the lower projection surface with respect to the third direction. 18. The intervertebral implant of claim 13, wherein the spacer body is coupled to the plate such that: 1) at least a portion of the first projection is aligned with the spacer body along the first direction, and 2) the central borehole axis passes through the first opening at a location that is both between the first recess and the second recess with respect to the third direction, and that is offset from both the first recess and the second recess with respect to the first direction. 19. The intervertebral implant of claim 18, wherein the first projection includes a first surface that both faces the first direction and that is spaced from the front surface in a direction opposite the first direction, and the spacer body is configured to be coupled to the plate such that the first surface faces the spacer body. 20. The intervertebral implant of claim 18, wherein the spacer body is a monolithic one-piece body, and the monolithic one-piece body defines both the first recess and the second recess.
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