최소 단어 이상 선택하여야 합니다.
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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0484927 (1995-06-07) |
발명자 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 480 인용 특허 : 162 |
Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in prepar
Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in preparation for receiving the spinal implant which is then inserted through the sleeve.
[ What I claim is:] [1.] A spinal distractor for use in spinal surgery for temporarily positioning two adjacent vertebrae in selected relationship to restore the height of the disc space therebetween prior to inserting an implant into the distracted disc space, said spinal distractor comprising:a bo
[ What I claim is:] [1.] A spinal distractor for use in spinal surgery for temporarily positioning two adjacent vertebrae in selected relationship to restore the height of the disc space therebetween prior to inserting an implant into the distracted disc space, said spinal distractor comprising:a body; anda disc penetrating extension extending from said body and configured to distract the adjacent vertebrae upon insertion into the disc space between the two adjacent vertebrae, said disc penetrating extension adapted to bear against adjacent endplates of the two adjacent vertebrae, said disc penetrating extension having a first portion for bearing against one of the adjacent endplates and a second portion for bearing against the other of the adjacent endplates, said disc penetrating extension having a height no greater than the restored height of the disc space.
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