KR20060027241A - 척추경 고정장치의 가변식 간격유지기 - Google Patents
척추경 고정장치의 가변식 간격유지기 Download PDFInfo
- Publication number
- KR20060027241A KR20060027241A KR1020040076106A KR20040076106A KR20060027241A KR 20060027241 A KR20060027241 A KR 20060027241A KR 1020040076106 A KR1020040076106 A KR 1020040076106A KR 20040076106 A KR20040076106 A KR 20040076106A KR 20060027241 A KR20060027241 A KR 20060027241A
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- South Korea
- Prior art keywords
- pedicle
- link
- rod
- screw
- rods
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7043—Screws or hooks combined with longitudinal elements which do not contact vertebrae with a longitudinal element fixed to one or more transverse elements which connect multiple screws or hooks
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7049—Connectors, not bearing on the vertebrae, for linking longitudinal elements together
- A61B17/7052—Connectors, not bearing on the vertebrae, for linking longitudinal elements together of variable angle or length
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Neurology (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
Description
Claims (6)
- 복수의 인접한 척추경에 박혀지는 나사부와, 상기 나사부 상부에 수납홈을 갖는 헤드부를 구비한 복수의 척추경 나사못과; 상기 복수의 척추경 나사못을 연결하는 한쌍의 로드를 포함하는 척추경 고정장치의 간격유지기에 있어서,상기 복수의 척추경 나사못의 헤드부 또는 한쌍의 로드중 선택된 하나에 걸쳐지도록 양단에 결합후크가 형성되며, 소정온도에서 변태되는 형상기억합금으로 이루어진 횡단링크를 포함하는 척추경 고정장치의 간격유지기.
- 제 1 항에 있어서,상기 횡단링크가 판상으로 이루어진 것을 특징으로 하는 척추경 고정장치의 간격유지기.
- 제 1 항에 있어서,상기 횡단링크의 소정구간이 코일형태로 이루어진 것을 특징으로 하는 척추경 고정장치의 간격유지기.
- 제 1 항에 있어서,상기 횡단링크의 소정구간이 연속하는 파형형태로 이루어진 것을 특징으로 하는 척추경 고정장치의 간격유지기.
- 제 1 항 내지 제 4 항중 어느 한 항에 있어서,상기 횡단링크의 결합후크 단부가 끼워지도록 그에 대응하는 척추경 나사못의 헤드부 외주면에 형성된 슬롯을 더 포함하는 척추경 고정장치의 간격유지기.
- 제 1 항 내지 제 4 항중 어느 한 항에 있어서,상기 횡단링크는 형상기억합금의 변태온도인 10℃이하에서 마르텐사이트(martensite)상을 가지며, 36.5℃이상에서는 오스테나이트(austeniste)상으로 변태되는 것을 특징으로 하는 척추경 고정장치의 간격유지기.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040076106A KR100647529B1 (ko) | 2004-09-22 | 2004-09-22 | 척추경 고정장치의 가변식 간격유지기 |
BRPI0419057-2A BRPI0419057A (pt) | 2004-09-22 | 2004-12-15 | aparelho de fixação espinhal |
JP2007533389A JP4499789B2 (ja) | 2004-09-22 | 2004-12-15 | 形状記憶合金を利用したバイオフレキシブル脊椎固定装置 |
PCT/KR2004/003301 WO2006033503A1 (en) | 2004-09-22 | 2004-12-15 | Bio-flexible spinal fixation apparatus with shape memory alloy |
EP04808432A EP1791481A4 (en) | 2004-09-22 | 2004-12-15 | BIOFLEXIBLE SPINE FORM WITH FORM MEMORY ALLOY |
US11/044,268 US7727259B2 (en) | 2004-09-22 | 2005-01-28 | Bio-flexible spinal fixation apparatus with shape memory alloy |
US11/726,223 US20070288008A1 (en) | 2004-09-22 | 2007-03-21 | Semi-rigid spinal fixation apparatus |
US12/798,696 US20100228289A1 (en) | 2004-09-22 | 2010-04-09 | Bio-flexible spinal fixation apparatus with shape memory alloy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040076106A KR100647529B1 (ko) | 2004-09-22 | 2004-09-22 | 척추경 고정장치의 가변식 간격유지기 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR20-2004-0027376U Division KR200372136Y1 (ko) | 2004-09-23 | 2004-09-23 | 척추경 고정장치의 가변식 간격유지기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060027241A true KR20060027241A (ko) | 2006-03-27 |
KR100647529B1 KR100647529B1 (ko) | 2006-11-23 |
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ID=37138367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040076106A KR100647529B1 (ko) | 2004-09-22 | 2004-09-22 | 척추경 고정장치의 가변식 간격유지기 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100647529B1 (ko) |
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2004
- 2004-09-22 KR KR1020040076106A patent/KR100647529B1/ko active IP Right Grant
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Publication number | Publication date |
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KR100647529B1 (ko) | 2006-11-23 |
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