KR20060005339A - 추간판 이식물 - Google Patents
추간판 이식물 Download PDFInfo
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- KR20060005339A KR20060005339A KR1020057011464A KR20057011464A KR20060005339A KR 20060005339 A KR20060005339 A KR 20060005339A KR 1020057011464 A KR1020057011464 A KR 1020057011464A KR 20057011464 A KR20057011464 A KR 20057011464A KR 20060005339 A KR20060005339 A KR 20060005339A
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- intervertebral disc
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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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
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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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/442—Intervertebral or spinal discs, e.g. resilient
- A61F2/4425—Intervertebral or spinal discs, e.g. resilient made of articulated components
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30331—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit
- A61F2002/30362—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit with possibility of relative movement between the protrusion and the recess
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30383—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by laterally inserting a protrusion, e.g. a rib into a complementarily-shaped groove
- A61F2002/30387—Dovetail connection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30383—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by laterally inserting a protrusion, e.g. a rib into a complementarily-shaped groove
- A61F2002/3039—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by laterally inserting a protrusion, e.g. a rib into a complementarily-shaped groove with possibility of relative movement of the rib within the groove
- A61F2002/30392—Rotation
- A61F2002/30393—Rotation with additional means for limiting said rotation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30476—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements locked by an additional locking mechanism
- A61F2002/305—Snap connection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30621—Features concerning the anatomical functioning or articulation of the prosthetic joint
- A61F2002/30624—Hinged joint, e.g. with transverse axle restricting the movement
- A61F2002/30632—Hinged joint, e.g. with transverse axle restricting the movement with rotation-limiting stops, e.g. projections or recesses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/442—Intervertebral or spinal discs, e.g. resilient
- A61F2/4425—Intervertebral or spinal discs, e.g. resilient made of articulated components
- A61F2002/443—Intervertebral or spinal discs, e.g. resilient made of articulated components having two transversal endplates and at least one intermediate component
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (20)
- 중앙 축(2)과, 추체의 베이스 플레이트에 지지되기에 적합한 상부 섹션(10) 및 추체의 커버 플레이트 상에 지지되기에 적합한 하부 섹션(20)을 갖는 추간판 이식물(1), 특히 인공 추간판 디스크이며,(A) 상부 섹션(10)은 전방 측면 영역(11)과, 후방 측면 영역(12)과, 두 개의 측면 영역(13, 14)과, 상부 병렬면(15)과, 하부면(16)을 포함하고,(B) 하부 섹션(20)은 전방 측면 영역(21)과, 후방 측면 영역(22)과, 두 개의 측면 영역(23, 24)과, 하부 병렬면(25)과, 상부면(26)을 포함하고,(C) 두 개의 섹션(10, 20)은, 이 두 개의 섹션(10, 20) 사이에 배열된 두 개의 조인트(38, 39)에 의해 서로에 대해 운동 가능하고,(D) 각각의 조인트(38, 39)는 회전축(3, 4)을 포함하는데, 이 두 개의 회전축(3, 4)은 서로에 대해 횡으로 배열되고,(E) 두 개의 조인트(38, 39)는 상부 섹션(10)과 연결된 상부 조인트 요소(31)와, 중간 조인트 요소(32)와, 하부 섹션(20)과 연결된 하부 조인트 요소(33)에 의해 구현되고,(F) 외측 조인트 요소(31, 33) 중 하나는 회전축(3, 4)에 대해 회전 대칭인 적어도 하나의 오목 활주면(58)을 포함하고,(G) 중간 조인트 요소(32)는 상기 오목 활주면(58)에 대해 상보적인 적어도 하나의 볼록 활주면(57)을 포함하는 추간판 이식물에 있어서,(H) 다른 하나의 외측 조인트 요소(31, 32)는 다른 하나의 회전축(3, 4)에 대해 회전 대칭인 적어도 하나의 볼록 활주면(55)을 포함하고,(I) 중간 조인트 요소(32)는 상기 볼록 활주면(55)에 대해 상보적인 적어도 하나의 오목 활주면(56)을 포함하는 것을 특징으로 하는 추간판 이식물.
- 제1항에 있어서, 하부 조인트 요소(33)는 제1 회전축(3)에 대해 회전 대칭인 적어도 하나의 하부 오목 활주면(58)을 포함하고, 중간 조인트 요소(32)는 하부 오목 활주면(58)에 대해 상보적인 적어도 하나의 볼록 활주면(57)을 포함하는 것을 특징으로 하는 추간판 이식물.
- 제1항 또는 제2항에 있어서, 상부 조인트 요소(31)는 제2 회전축(4)에 대해 회전 대칭인 적어도 하나의 상부 볼록 활주면(55)을 포함하고, 중간 조인트 요소(32)는 상부 볼록 활주면(55)에 대해 상보적인 적어도 하나의 오목 활주면(56)을 포함하는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 활주면(55, 56, 57, 58)은 환형 실린더 외피면의 부분면으로서 구성되는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 회전축(3, 4)은 서로에 대해 약간 비스듬하게 배열되는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 회전축(3, 4)은 평면에 놓이는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 그 전방 측면 영역(11, 21)에서 두 개의 섹션(10, 20)을 유지하도록 서로 고정된 간격으로 제공되는 수단(40)이 제공되는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 수단(40)은 조인트(38, 39)를 중심으로 하는 두 개의 섹션(10, 20)의 운동을 일시적으로 차단하는 것을 특징으로 하는 추간판 이식물.
- 제7항 또는 제8항에 있어서, 수단(40)은 두 개의 섹션(10, 20)의 두 개의 전방 측면 영역(11, 21)에 장착될 수 있는 것을 특징으로 하는 추간판 이식물.
- 제8항 또는 제9항에 있어서, 수단(40)은 하부 단부(45)와 상부 단부(46)를 구비한 삽입체(41) 및 두 개의 섹션(10, 20)의 면(16, 26) 내에 각각 하나의 함몰부(42, 43)를 포함하고, 이 함몰부의 전방 측면 영역(11, 21)은 개방되어 있고, 삽입체(41)의 단부(45, 46)는 각각의 함몰부(42, 43) 내로 삽입될 수 있는 것을 특징으로 하는 추간판 이식물.
- 제10항에 있어서, 함몰부(42, 43)는 열장 이음식 안내부이고, 그 단부(45, 46)는 열장 이음식 안내부에 대해 상보적으로 삽입체(41)에 형성되는 것을 특징으로 하는 추간판 이식물.
- 제11항에 있어서, 열장 이음식 안내부는 전방 측면 영역(11, 21)으로부터 후방 측면 영역(12, 22)을 향해 점차 좁아지는 것을 특징으로 하는 추간판 이식물.
- 제1항 내지 제12항 중 어느 한 항에 있어서, 상부 및 하부 섹션(10, 20)은, 전방 측면 영역(11, 21)으로부터, 뼈 고정 수단(81)을 수용하기 위한 종방향 축(83)을 갖는 병렬면(15, 25)으로 관통하는 적어도 두 개의 보어(80)를 각각 포함하는 것을 특징으로 하는 추간판 이식물.
- 제13항에 있어서, 보어(80)의 종방향 축(83)은 중앙 축(2)과 각도(γ)를 형성하는 것을 특징으로 하는 추간판 이식물.
- 제14항에 있어서, 각도(γ)는 20°내지 65°범위 내에 놓이는 것을 특징으로 하는 추간판 이식물.
- 제13항 내지 제15항 중 어느 한 항에 있어서, 전방 측면 영역(11, 21)에서 보았을 때 보어(80)의 종방향 축(83)은 병렬면(15, 25)에 대해 내부면(16, 26)으로부터 분기되는 것을 특징으로 하는 추간판 이식물.
- 제13항 내지 제16항 중 어느 한 항에 있어서, 보어(80)는 병렬면(15, 25)을 향해 원추형으로 점차 좁아지는 것을 특징으로 하는 추간판 이식물.
- 제13항 내지 제17항 중 어느 한 항에 있어서, 보어(80)에는 내측 나사부(82)가 제공되는 것을 특징으로 하는 추간판 이식물.
- 손상된 고유 추간판 디스크를 추간판 이식물로 교체하기 위한 방법에 있어서,(A) 하나 이상의 조인트(38, 39)의 소정의 위치 내에 제공된 수단(40)을 이용하여 추간판 이식부(1)의 하나 이상의 조인트(38, 39)를 차단하는 단계와,(B) 처리될 추간판 공간 내로 추간판 이식물(1)을 삽입하는 단계와,(C) 하나 이상의 조인트(38, 39)를 차단하기 위해 추간판 이식부(1) 내에 삽입된 수단(40)을 해제하여 제거하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제19항에 있어서, 이식된 추간판 이식부(1)의 하나 이상의 조인트(38, 39)를 수단(40)을 이용하여 후속적으로 차단하는 단계를 더 포함하는 것을 특징으로 하는 방법.
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KR101352546B1 (ko) * | 2006-03-14 | 2014-02-17 | 스파인아트 에스. 에이. | 추간판 보철물 |
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KR101352546B1 (ko) * | 2006-03-14 | 2014-02-17 | 스파인아트 에스. 에이. | 추간판 보철물 |
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