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-0134884 (2008-06-06) |
등록번호 | US-8343219 (2013-01-01) |
우선권정보 | FR-07 04155 (2007-06-08) |
발명자 / 주소 |
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 87 인용 특허 : 683 |
An intersomatic cage, an intervertebral prosthesis, an anchoring device and an instrument for implantation of the cage or the prosthesis and the anchoring device are provided. An intersomatic cage or an intervertebral prosthesis fit closely to the anchoring device, which includes a body of elongated
An intersomatic cage, an intervertebral prosthesis, an anchoring device and an instrument for implantation of the cage or the prosthesis and the anchoring device are provided. An intersomatic cage or an intervertebral prosthesis fit closely to the anchoring device, which includes a body of elongated shape on a longitudinal axis, of curved shape describing, along the longitudinal axis, an arc whose dimensions and radius of curvature are designed in such a manner that the anchoring device may be implanted in the vertebral plate of a vertebra by presenting its longitudinal axis substantially along the plane of the intervertebral space, where the anchoring device is inserted, by use of the instrument, through a slot located in at least one peripheral wall of the cage or on at least one plate of the intervertebral disc prosthesis to penetrate into at least one vertebral plate.
1. An apparatus for implantation of a spinal implant comprising: an intersomatic cage configured for implantation in an intervertebral space between adjacent vertebrae of a spinal column, the intersomatic cage comprising a peripheral wall and a receptacle extending from a surface of the peripheral w
1. An apparatus for implantation of a spinal implant comprising: an intersomatic cage configured for implantation in an intervertebral space between adjacent vertebrae of a spinal column, the intersomatic cage comprising a peripheral wall and a receptacle extending from a surface of the peripheral wall and traversing at least a portion of the peripheral wall, the receptacle configured for passage of an anchoring device having a body with a curved shape along a longitudinal axis that describes an arc and for orientation of the anchoring device during implantation of the anchoring device in a vertebra;an anchoring device for anchoring the intersomatic cage between the adjacent vertebrae, the anchoring device comprising a body having an elongated shape along a longitudinal axis extending between a penetration end and an abutment end, the body having a curved shape along the longitudinal axis that describes an arc, and the body having dimensions and a radius of curvature configured for implantation of the anchoring device in one of the vertebrae by presentation of the longitudinal axis along an approach axis that is substantially along a plane of the intervertebral space and by insertion of the anchoring device through the receptacle in the intersomatic cage with the anchoring device traversing at least a portion of the intersomatic cage; andan instrument comprising an impactor having an impactor head configured to push the anchoring device; andan elongated guide having a gripping end and a push end, the guide comprising a gripping device disposed at the gripping end and configured to grip the intersomatic cage, anda guide head configured to at least partially accommodate the impactor head, the guide head comprising at least one guidance surface having a radius of curvature substantially the same as the radius of curvature of the anchoring device and configured to guide the anchoring device through a receptacle of the intersomatic cage. 2. An apparatus for implantation of a spinal implant according to claim 1, in which the dimensions and radius of curvature of the body of the anchoring device are configured for implantation of the device by presentation of the longitudinal axis along an approach axis forming an angle of approximately 90° with the vertical axis of the spinal column. 3. An apparatus for implantation of a spinal implant according to claim 1 in which the body of the anchoring device includes at least one curved plate. 4. An apparatus for implantation of a spinal implant according to claim 1 in which the penetration end of the anchoring device comprises a chamfer to facilitate the penetration of the device into the vertebrae. 5. An apparatus for implantation of a spinal implant according to claim 1 in which the body of the anchoring device comprises notches orientated to oppose withdrawal of the device when implanted in a vertebra. 6. An apparatus for implantation of a spinal implant according to claim 1 in which the abutment end of the anchoring device comprises a stop element configured to mate with a surface of the implant. 7. An apparatus for implantation of a spinal implant according to claim 6 in which the stop element of the anchoring device comprises a projecting lug on a side of the body. 8. An apparatus for implantation of a spinal implant according to claim 1 in which the body of the anchoring device comprises a flexible lug disposed along a side of the body, the flexible lug orientated toward the abutment end and forming a stop. 9. An apparatus for implantation of a spinal implant according to claim 1 in which the receptacle of the intersomatic cage comprises a slot having a first stop configured to mate with a second stop of the anchoring device. 10. An apparatus for implantation of a spinal implant according to claim 9 in which the first stop of the intersomatic cage comprises a recess configured to accommodate a projecting lug of the anchoring device. 11. An apparatus for implantation of a spinal implant according to claim 9 in which the first stop of the intersomatic cage comprises a portion of the surface of the peripheral wall configured to accommodate a projecting lug of the anchoring device. 12. An apparatus for implantation of a spinal implant according to claim 1 in which the receptacle of the intersomatic cage comprises a stop configured to mate with a flexible lug of the anchoring device to oppose withdrawal of the anchoring device from the receptacle. 13. An apparatus for implantation of a spinal implant according to claim 1 in which the peripheral wall of the intersomatic cage comprises an attachment device configured to mate with a gripper of an implantation instrument. 14. An apparatus for implantation of a spinal implant according to claim 1 in which the intersomatic cage comprises top and bottom surfaces, at least one of which having notches configured to prevent movement of the intersomatic cage when the intersomatic cage is implanted. 15. An apparatus for implantation of a spinal implant according to claim 1 in which the intersomatic cage comprises top and bottom surfaces each having a mean plane passing therethrough, and the mean planes are configured to form an angle configured imposes for imposing a lordosis on the adjacent vertebrae. 16. An apparatus for implantation of a spinal implant according to claim 1 in which the intersomatic cage comprises plural receptacles, at least one of which plural receptacles is configured for orientation of the anchoring device during implantation of the anchoring device in a first one of the adjacent vertebrae and at least one of which plural receptacles is configured for orientation of the anchoring device during implantation of the anchoring device in a second one of the adjacent vertebrae. 17. An apparatus for implantation of a spinal implant according to claim 1 in which the intersomatic cage comprises top and bottom surfaces and in which the peripheral wall comprises at least one chamfer on at least one of the top and bottom surfaces. 18. The apparatus according to claim 1 in which the guide head further comprises a cavity configured to receive the anchoring device and, at least partially, the impactor head, and the guidance surface includes at least two curved grooves disposed along adjacent sides of the cavity. 19. The apparatus according to claim 1 in which the impactor comprises a rod slideable in relation to the guide and operable by a handle. 20. The apparatus according to claim 19 in which the impactor comprises a stop element configurable to limit travel of the impactor head with respect to the guide head. 21. The apparatus according to claim 19 in which the rod comprises a threaded end configured to engage a tapping in the intersomatic cage. 22. The apparatus according to claim 1 in which the guidance surface is configured for a first end of the guidance surface to align with the receptacle of the intersomatic cage and for a second end of the guidance surface to be accessible for the insertion of the anchoring device. 23. The apparatus according to claim 1 further comprising a rod slideable in a body of the guide and operable by a handle, and in which the gripping device comprises an end of the rod that is configured to engage a recess in the intersomatic cage. 24. An apparatus for implantation of a spinal implant comprising: an intersomatic cage configured for implantation in an intervertebral space between adjacent vertebrae of a spinal column, the intersomatic cage comprising a peripheral wall and a receptacle extending from a surface of the peripheral wall and traversing at least a portion of the peripheral wall, the receptacle configured for passage of an anchoring device having a body with a curved shape along a longitudinal axis that describes an arc and for orientation of the anchoring device during implantation of the anchoring device in a vertebra;an anchoring device for anchoring the intersomatic cage between the adjacent vertebrae, the anchoring device comprising a body having an elongated shape along a longitudinal axis extending between a penetration end and an abutment end, the body having a curved shape along the longitudinal axis that describes an arc, and the body having dimensions and a radius of curvature configured for implantation of the anchoring device in one of the vertebrae by presentation of the longitudinal axis along an approach axis that is substantially along a plane of the intervertebral space and by insertion of the anchoring device through a receptacle in the intersomatic cage having dimensions and orientation adapted to the dimensions and radius of curvature of the anchoring device, with the anchoring device traversing at least a portion of the intersomatic cage; andan instrument comprising an impactor having an impactor head configured to push the anchoring device; andan elongated guide having a gripping end and a push end, the guide comprising a gripping device disposed at the gripping end and configured to grip the intersomatic cage, anda guide head configured to at least partially accommodate the impactor head, the guide head comprising at least one guidance surface having a radius of curvature substantially the same as the radius of curvature of the anchoring device and configured to guide the anchoring device through a receptacle of the intersomatic cage. 25. The apparatus according to claim 24 in which the guide head further comprises a cavity configured to receive the anchoring device and, at least partially, the impactor head, and the guidance surface includes at least two curved grooves disposed along adjacent sides of the cavity. 26. The apparatus according to claim 25 in which the impactor comprises a rod slideable in relation to the guide and operable by a handle. 27. The apparatus according to claim 26 in which the impactor comprises a stop element configurable to limit travel of the impactor head with respect to the guide head. 28. The apparatus according to claim 27 in which the guidance surface is configured for a first end of the guidance surface to align with the receptacle of the intersomatic cage and for a second end of the guidance surface to be accessible for the insertion of the anchoring device. 29. The apparatus according to claim 28 in which the rod comprises a threaded end configured to engage a tapping in the intersomatic cage. 30. The apparatus according to claim 24 further comprising a rod slideable in a body of the guide and operable by a handle, and in which the gripping device comprises an end of the rod that is configured to engage a recess in the intersomatic cage. 31. An apparatus for implantation of a spinal implant comprising: an intersomatic cage configured for implantation in an intervertebral space between adjacent vertebrae of a spinal column, the intersomatic cage comprising: a peripheral wall; anda receptacle extending from a surface of the peripheral wall and traversing at least a portion of the peripheral wall, the receptacle configured with dimensions and orientation that are adapted to receive an anchoring device having an arcuate shape along a longitudinal axis that is configured for implantation in one of the vertebrae by presentation of the longitudinal axis along an approach axis that is substantially along a plane of the intervertebral space andto orient the anchoring device during implantation of the anchoring device in a vertebra;an anchoring device for anchoring the intersomatic cage between the adjacent vertebrae, the anchoring device comprising a body having an elongated shape along a longitudinal axis extending between a penetration end and an abutment end, the body having a curved shape along the longitudinal axis that describes an arc, and the body having dimensions and a radius of curvature configured for implantation of the anchoring device in one of the vertebrae by presentation of the longitudinal axis along an approach axis that is substantially along a plane of the intervertebral space and by insertion of the anchoring device through a receptacle in the intersomatic cage having dimensions and orientation adapted to the dimensions and radius of curvature of the anchoring device, with the anchoring device traversing at least a portion of the intersomatic cage; andan instrument comprising: an impactor having an impactor head configured to push the anchoring device; andan elongated guide having a gripping end and a push end, the guide comprising a gripping device disposed at the gripping end and configured to grip the intersomatic cage, anda guide head configured to at least partially accommodate the impactor head, the guide head comprising at least one guidance surface having a radius of curvature substantially the same as the radius of curvature of the anchoring device and configured to guide the anchoring device through a receptacle of the intersomatic cage. 32. The apparatus of claim 31 in which the body of the anchoring device includes at least one curved plate. 33. The apparatus of claim 32 in which the abutment end of the anchoring device comprises a stop element configured to mate with a surface of the implant. 34. The apparatus of claim 33 in which the stop element of the anchoring device comprises a projecting lug on a side of the body. 35. The apparatus of claim 34 in which the body of the anchoring device comprises a flexible lug disposed along a side of the body, the flexible lug orientated toward the abutment end and forming a stop. 36. The apparatus of claim 35 in which the receptacle of the intersomatic cage comprises a stop configured to mate with the flexible lug of the anchoring device to oppose withdrawal of the anchoring device from the receptacle. 37. The apparatus of claim 34 in which the receptacle of the intersomatic cage comprises a slot having a stop configured to mate with the projecting lug. 38. The apparatus of claim 37 in which the stop configured to mate with the projecting lug comprises a recess configured to accommodate the projecting lug. 39. The apparatus of claim 38, in which the body of the anchoring device comprises a flexible lug disposed along a side of the body, the flexible lug orientated toward the abutment end and forming a stop and the receptacle of the intersomatic cage comprises a stop configured to mate with the flexible lug of the anchoring device to oppose withdrawal of the anchoring device from the receptacle. 40. The apparatus of claim 33 in which the intersomatic cage comprises plural receptacles, at least one of which plural receptacles is configured for orientation of the anchoring device during implantation of the anchoring device in a first one of the adjacent vertebrae and at least one of which plural receptacles is configured for orientation of the anchoring device during implantation of the anchoring device in a second one of the adjacent vertebrae. 41. The apparatus according to claim 31 in which the guide head further comprises a cavity configured to receive the anchoring device and, at least partially, the impactor head, and the guidance surface includes at least two curved grooves disposed along adjacent sides of the cavity. 42. The apparatus according to claim 41 in which the impactor comprises a rod slideable in relation to the guide and operable by a handle. 43. The apparatus according to claim 42 in which the impactor comprises a stop element configurable to limit travel of the impactor head with respect to the guide head. 44. The apparatus according to claim 43 in which the guidance surface is configured for a first end of the guidance surface to align with the receptacle of the intersomatic cage and for a second end of the guidance surface to be accessible for the insertion of the anchoring device. 45. The apparatus according to claim 44 in which the rod comprises a threaded end configured to engage a tapping in the intersomatic cage. 46. The apparatus according to claim 31 further comprising a rod slideable in a body of the guide and operable by a handle, and in which the gripping device comprises an end of the rod that is configured to engage a recess in the intersomatic cage.
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