KR101041373B1 - 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 - Google Patents
이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 Download PDFInfo
- Publication number
- KR101041373B1 KR101041373B1 KR1020090038346A KR20090038346A KR101041373B1 KR 101041373 B1 KR101041373 B1 KR 101041373B1 KR 1020090038346 A KR1020090038346 A KR 1020090038346A KR 20090038346 A KR20090038346 A KR 20090038346A KR 101041373 B1 KR101041373 B1 KR 101041373B1
- Authority
- KR
- South Korea
- Prior art keywords
- screw
- pedicle
- male
- set screw
- spinal
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 6
- 239000011295 pitch Substances 0.000 description 19
- 230000005489 elastic deformation Effects 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004899 motility Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 208000020307 Spinal disease Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000037182 bone density Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Images
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
- 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 or setting implements
- 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, e.g. stabilisers comprising fluid filler in an implant
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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 or setting implements
- 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, e.g. stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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 or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Neurology (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 (5)
- 내부에 일정 깊이의 수납홈을 형성하며 상기 수납홈의 내주 일 영역에는 복수의 암나사가 형성된 헤드부와, 상기 헤드부의 일측으로부터 길이 연장되어 척추경에 박혀지는 나사부를 가지며, 손상된 척추경에 고정되는 척추경 고정나사와;상기 수납홈에 수납되어, 상기 척추경 고정나사를 연결하여 상기 척추경의 각도 및 간격을 교정하는 척추 로드와;동일한 나사의 안지름과 동일한 나사방향과 상이한 피치를 갖는 복수의 수나사를 형성하고, 상기 척추경 고정나사의 암나사에 나사 결합되어 상기 수납홈에 수납된 상기 로드가 유동하는 것을 방지하는 세트스크루를 포함하는 것을 특징으로 하는 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치.
- 제1항에 있어서,상기 세트스크루는,상기 척추경 고정나사의 암나사와 동일한 제1피치를 갖는 복수의 수나사가 형성된 제1수나사부와,상기 제1피치와 상이한 제2피치를 갖는 복수의 수나사가 형성된 제2수나사부를 포함하는 것을 특징으로 하는 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치.
- 제2항에 있어서,상기 제2수나사부는 상기 제1수나사부의 일단부로부터 길이 연장하며 형성되어 있는 것을 특징으로 하는 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치.
- 제2항에 있어서,상기 제1수나사부와 상기 제2수나사부는 상기 세트스크루의 길이방향을 따라 교호적으로 마련되는 것을 특징으로 하는 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치.
- 제2항에 있어서,상기 제2피치는 상기 제1피치의 1/n배의 크기를 가지며, 여기서 n은 2이상의 자연수인 것을 특징으로 하는 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090038346A KR101041373B1 (ko) | 2009-04-30 | 2009-04-30 | 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 |
PCT/KR2009/003962 WO2010126201A1 (ko) | 2009-04-30 | 2009-07-17 | 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 |
US13/318,136 US8715322B2 (en) | 2009-04-30 | 2009-07-17 | Spine fixation device containing set screw having double spiral form |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090038346A KR101041373B1 (ko) | 2009-04-30 | 2009-04-30 | 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100119304A KR20100119304A (ko) | 2010-11-09 |
KR101041373B1 true KR101041373B1 (ko) | 2011-06-15 |
Family
ID=43032331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090038346A KR101041373B1 (ko) | 2009-04-30 | 2009-04-30 | 이중 나선형을 갖는 세트스크루를 포함하는 척추 고정장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8715322B2 (ko) |
KR (1) | KR101041373B1 (ko) |
WO (1) | WO2010126201A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120197312A1 (en) * | 2011-01-28 | 2012-08-02 | Warsaw Orthopedic, Inc. | Thread introduction features for an orthopedic implant |
EP2668920B1 (en) | 2012-06-01 | 2015-12-30 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device |
CN109077789B (zh) * | 2018-11-02 | 2024-02-13 | 河北瑞鹤医疗器械有限公司 | 椎弓根螺钉 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6547564B1 (en) | 1998-07-17 | 2003-04-15 | Astra Aktiebolag | Bone implant having circumferentially oriented roughness |
WO2004084744A2 (en) | 2003-03-21 | 2004-10-07 | Depuy Acromed Sarl | Spinal fixation devices of improved strength and rigidity |
WO2005023126A1 (fr) | 2003-09-04 | 2005-03-17 | Abbott Spine | Implant rachidien |
KR20080102188A (ko) * | 2006-02-16 | 2008-11-24 | 워쏘우 오르쏘페딕 인코포레이티드 | 다중 나사식 뼈스크류 및 방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5190426A (en) * | 1992-03-02 | 1993-03-02 | Illinois Tool Works Inc. | Concrete fastener |
US6743233B1 (en) * | 2000-08-02 | 2004-06-01 | Orthopaedic Biosystems, Ltd., Inc. | Medical screw and method of installation |
KR20030015826A (ko) * | 2002-06-26 | 2003-02-25 | 삼성테크윈 주식회사 | 척추용 고정 장치 |
EP1743584B1 (en) * | 2005-07-12 | 2007-09-12 | BIEDERMANN MOTECH GmbH | Bone anchoring device |
EP2025295B1 (en) * | 2006-01-11 | 2011-11-16 | BIEDERMANN MOTECH GmbH | Bone anchoring assembly |
KR100890034B1 (ko) * | 2008-10-09 | 2009-03-25 | (주)코리아 본 뱅크 | 척추고정나사 |
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2009
- 2009-04-30 KR KR1020090038346A patent/KR101041373B1/ko active IP Right Grant
- 2009-07-17 US US13/318,136 patent/US8715322B2/en not_active Expired - Fee Related
- 2009-07-17 WO PCT/KR2009/003962 patent/WO2010126201A1/ko active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6547564B1 (en) | 1998-07-17 | 2003-04-15 | Astra Aktiebolag | Bone implant having circumferentially oriented roughness |
WO2004084744A2 (en) | 2003-03-21 | 2004-10-07 | Depuy Acromed Sarl | Spinal fixation devices of improved strength and rigidity |
WO2005023126A1 (fr) | 2003-09-04 | 2005-03-17 | Abbott Spine | Implant rachidien |
KR20080102188A (ko) * | 2006-02-16 | 2008-11-24 | 워쏘우 오르쏘페딕 인코포레이티드 | 다중 나사식 뼈스크류 및 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20100119304A (ko) | 2010-11-09 |
US8715322B2 (en) | 2014-05-06 |
WO2010126201A1 (ko) | 2010-11-04 |
US20130018420A1 (en) | 2013-01-17 |
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