KR20120112816A - 십자인대-보존 무릎 보철물 - Google Patents
십자인대-보존 무릎 보철물 Download PDFInfo
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- KR20120112816A KR20120112816A KR1020127021915A KR20127021915A KR20120112816A KR 20120112816 A KR20120112816 A KR 20120112816A KR 1020127021915 A KR1020127021915 A KR 1020127021915A KR 20127021915 A KR20127021915 A KR 20127021915A KR 20120112816 A KR20120112816 A KR 20120112816A
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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
- A61F2/38—Joints for elbows or knees
- A61F2/389—Tibial components
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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
- A61F2/38—Joints for elbows or knees
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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
- A61F2/38—Joints for elbows or knees
- A61F2/3859—Femoral components
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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
- A61F2/28—Bones
- A61F2002/2892—Tibia
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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
- A61F2002/30317—The prosthesis having different structural features at different locations within the same prosthesis
- A61F2002/30324—The prosthesis having different structural features at different locations within the same prosthesis differing in thickness
-
- 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
- A61F2002/30317—The prosthesis having different structural features at different locations within the same prosthesis
- A61F2002/30326—The prosthesis having different structural features at different locations within the same prosthesis differing in height or in length
-
- 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
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
-
- 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
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30604—Special structural features of bone or joint prostheses not otherwise provided for modular
-
- 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
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30604—Special structural features of bone or joint prostheses not otherwise provided for modular
- A61F2002/30616—Sets comprising a plurality of prosthetic parts of different sizes or orientations
-
- 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
- A61F2002/30667—Features concerning an interaction with the environment or a particular use of the prosthesis
- A61F2002/30688—Means for allowing passage or sliding of tendons or ligaments
-
- 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
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30878—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves with non-sharp protrusions, for instance contacting the bone for anchoring, e.g. keels, pegs, pins, posts, shanks, stems, struts
- A61F2002/30884—Fins or wings, e.g. longitudinal wings for preventing rotation within the bone cavity
-
- 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
- A61F2/38—Joints for elbows or knees
- A61F2002/3895—Joints for elbows or knees unicompartimental
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
Description
도 1 내지 도 3은 하나 이상의 골 내부성장 또는 시멘트 맨틀 구조물 및 다수의 용골 부분을 채용하는 제1 버전에 따른 경골 베이스 부재의 저부 등각도이다.
도 4 내지 도 7은 시멘트 맨틀을 수용하기 위한 하측 리세스를 구비하는 제2 버전에 따른 경골 베이스 부재의 도시도이다.
도 8 내지 도 11은 제3 버전에 따른 경골 베이스 부재의 도시도이다.
도 12 내지 도 15는 제4 버전에 따른 경골 베이스 부재의 도시도이다.
도 16 내지 도 19는 제5 버전에 따른 경골 베이스 부재의 도시도이다.
도 20 내지 도 23은 제6 버전에 따른 경골 베이스 부재의 도시도이다.
도 24 내지 도 29는 경골의 전방 피질에 인접한 피질골의 외측 부분과 접촉하도록 구성된 전방 벽 부분을 갖는, 제7 버전에 따른 경골 베이스 부재의 도시도이다.
도 30 내지 도 35 및 도 47은 세 개의 용골 부분을 갖는, 제8 버전에 따른 경골 베이스 부재의 도시도이다.
도 36 및 도 37은 용골 부분에 제공되는 계단부, 텍스처(texture) 또는 톱니형 특징부를 구비하는, 제9 버전에 따른 경골 베이스 부재의 도시도이다.
도 38 내지 도 46은 내측 및 외측 관절형 경골 삽입체와 조립된 상태로 도시되는, 도 30 내지 도 35 및 도 47의 경골 베이스 부재의 도시도이다.
도 48은 도 38 내지 도 46에 도시된 쌍십자인대-보존 경골 보철물을 조립하는 단계의 도시도이다.
도 49 내지 도 52는 다양한 버전에 따른 경골 베이스 부재와 경골 융기부 사이의 교합 기하구조를 개략 도시하는 전방 관상 단면도이다.
도 53은 근위 경골에 식립 도시된 쌍십자인대-보존 경골 보철물의 전방 관상 도시도이다.
도 54 및 도 55는 외측 경골 삽입체의 후면도이다.
도 56은 도 54 및 도 55의 외측 삽입체의 외측 시상 도시도이다.
도 57은 전방측으로부터 볼 때 도 54 내지 도 56의 외측 삽입체의 관상 단면도이다.
도 58은 외측으로부터 볼 때 외측 삽입체의 시상 단면도이다.
도 59 및 도 61은 내측 경골 삽입체의 후면도이다.
도 60은 도 59 및 도 61의 내측 삽입체의 내측 시상 도시도이다.
도 62는 전방측으로부터 볼 때 내측 삽입체의 관상 단면도이다.
도 63은 내측으로부터 볼 때 내측 삽입체의 시상 횡단면도이다.
도 64 내지 도 66은 도 38 내지 도 46에 도시된 쌍십자인대-보존 경골 보철물과 함께 사용될 때 대퇴골 임플란트의 일 버전의 운동학을 도시하는 그래프이다.
도 67a 내지 도 67q는 다양한 굴곡 각도에서의 도 64 내지 도 66의 운동학의 도시도이다.
도 68은 쌍십자인대-보존 무릎 보철물(ACL 및 PCL 온존)의 일 버전의 전면도이다.
도 69는 십자인대-보존 무릎 보철물(PCL 온존)의 일 버전의 전면도이다.
도 70 및 도 71은 각각 도 68 및 도 69의 쌍십자인대-보존 및 십자인대-보존 무릎 보철물의 전방내측 도시도이다.
도 72 및 도 73은 각각 도 68 및 도 69의 쌍십자인대-보존 및 십자인대-보존 무릎 보철물의 후방내측 도시도이다.
도 74 및 도 75는 각각, 대퇴골 콤포넌트에 제공되는 선택적 간극 모따기를 도시하는, 도 68 및 도 69의 쌍십자인대-보존 및 십자인대-보존 무릎 보철물의 후면도이다.
도 76은 일부 버전에 따른 선택적 후방외측 모따기를 부분 단면 도시하는 내측 대퇴과의 평면도이다.
도 77 및 도 78은 각각 도 68 및 도 69의 쌍십자인대-보존 및 십자인대-보존 무릎 보철물의 외측 시상 도시도이다.
도 79 및 도 80은 각각 도 68 및 도 69의 쌍십자인대-보존 및 십자인대-보존 무릎 보철물의 후방내측 도시도이다.
도 81은 도 67a 내지 도 80에 도시된 대퇴골 콤포넌트의 평면도이다.
도 82 내지 도 84는 도 54 내지 도 63의 내측 및 외측 삽입체의 다양한 사시도이다.
도 85는 일부 버전에 따른 내측 삽입체를 채용하고 내측 단일과 경골 베이스 부재(도시되지 않음)와 함께 사용될 수 있으며 대안적으로 외측 이방성 무릎 임플란트(도시되지 않음)로서 구성될 수 있는, 다른 버전에 따른 이방성 무릎 임플란트의 도시도이다.
도 86은 일부 버전에 따른 내측 삽입체를 채용하고 내측 단일과 경골 베이스 부재(도시되지 않음)와 함께 사용될 수 있는, 다른 버전에 따른 내측 단일과 무릎 임플란트의 도시도이다.
도 87은 일부 버전에 따른 외측 삽입체를 채용하고 외측 단일과 경골 베이스 부재(도시되지 않음)와 함께 사용될 수 있는, 다른 버전에 따른 외측 단일과 무릎 임플란트의 도시도이다.
도 88은 일 버전에 따른 모놀리식 쌍십자인대-보존 보철물의 도시도이며, 경골 베이스 부재는 일체-형성된 관절면을 포함하는 도시도이다.
도 89는 일 버전에 따른 모놀리식 쌍십자인대-보존 보철물의 도시도이며, 경골 베이스 부재는 일체-형성된 관절면을 포함하는 완전히 또는 부분적으로 다공성인 보강물인 도시도이다.
도 90a 내지 도 90e는 내측으로부터 볼 때 외측 삽입체의 다양한 시상 단면도이다.
도 91a 내지 도 91k는 후방측으로부터 볼 때 외측 삽입체의 다양한 관상 단면도이다.
도 92a 내지 도 92e는 외측으로부터 볼 때 내측 삽입체의 다양한 시상 단면도이다.
도 93a 내지 도 93m은 후방측으로부터 볼 때 내측 삽입체의 다양한 관상 단면도이다.
도 94는 일 버전에 따른 대퇴골 콤포넌트의 내측 시상 도시도이다.
도 95a 내지 도 95k는 도 94의 A-A 내지 K-K선 각각을 따라서 취한 다양한 관상 단면도이다.
도 96은 도 30 내지 도 35 및 도 47의 경골 베이스 부재를 수용하도록 준비된 절제된 경골의 사시도이다.
도 97 및 도 98은 하나 이상의 못을 구비하는 제10 실시예에 따른 경골 베이스 부재의 저부 등각도이다.
도 99는 일 실시예에 따른 외측 삽입체의 시상 단면도이다.
도 100은 일 실시예에 따른 내측 삽입체의 시상 단면도이다.
Claims (18)
- 경골의 근위 부분을 적어도 부분적으로 교체하기 위한 경골 보철물이며,
(a) 상기 경골의 근위 부분 상의 절제면과 접촉하기 위한 하면; 및
(b) 근위 경골에 형성된 공동에 침입하기 위한 용골을 포함하고,
상기 용골은 하면으로부터 하부-후방 각도로 연장되는 경골 보철물. - 제1항에 있어서, 상기 용골은 전방 용골 부분, 내측 용골 부분 및 외측 용골 부분을 구비하며, 상기 전방 용골 부분은 하면으로부터 하부-후방 각도로 연장되는 경골 보철물.
- 제2항에 있어서, 상기 경골 보철물은 내측 기초판 부분, 외측 기초판 부분, 및 상기 내측 기초판 부분과 외측 기초판 부분 사이에서 연장되고 이들을 연결하는 연결 기초판 부분을 더 포함하며, 상기 전방 용골 부분의 적어도 일부는 상기 연결 기초판 부분 상에서 대체로 내외 방향으로 연장되고, 상기 내측 용골 부분의 적어도 일부는 상기 내측 기초판 부분 상에서 대체로 전후 방향으로 연장되며, 상기 외측 용골 부분의 적어도 일부는 상기 외측 기초판 부분 상에서 대체로 전후 방향으로 연장되는 경골 보철물.
- 제3항에 있어서, 상기 전방 용골 부분은 두께가 증가된 영역에서 내측 용골 부분과 외측 용골 부분을 결합하는 경골 보철물.
- 제3항에 있어서, 상기 전방 용골 부분은 폭이 증가된 영역에서 내측 용골 부분과 외측 용골 부분을 결합하는 경골 보철물.
- 제3항에 있어서, 상기 연결 기초판 부분은 전후 방향으로 두께가 증가하는 경골 보철물.
- 제3항에 있어서, 상기 내측 및 외측 용골 부분은 전후 방향으로 연장됨에 따라 높이가 감소되는 경골 보철물.
- 제2항에 있어서, 상기 전방 용골 부분은 전면과 후면을 구비하며, 상기 전면은 하면으로부터 하부-후방 전면 각도로 연장되고, 상기 후면은 하면으로부터 하부-후방 후면 각도로 연장되는 경골 보철물.
- 제2항에 있어서, 상기 전방 용골 부분은 전방-내측에서 후방-외측 방향으로 상기 연결 기초판 부분을 가로질러 연장되는 경골 보철물.
- 제9항에 있어서, 상기 경골 보철물은 내측 기초판 부분과 외측 기초판 부분 사이에서 연장되는 중심 노치를 연결 기초판 부분 후방에 구비하고, 상기 중심 노치는 전방 십자인대 부착 개소 및 후방 십자인대 부착 개소를 갖는 경골 융기부의 일부를 수용하기에 충분한 폭과 길이를 갖는 경골 보철물.
- 경골의 근위 부분을 적어도 부분적으로 교체하기 위한 경골 보철물이며,
대퇴과 관절면과 함께 관절운동하기 위한 경골 관절면을 포함하고,
상기 경골 관절면에는 관절면의 근심 에지를 따라서 전후 방향으로 연장되는 근심 립이 형성되며,
상기 근심 립은 관절면의 대응 중심부에 대해 높이가 상승되고,
상기 근심 립이 대응 중심부에 대해 상승되는 높이는 전후 방향으로 감소되는 경골 보철물. - 제11항에 있어서, 상기 경골 관절면은 내측 경골 관절면이고, 상기 내측 경골 관절면의 적어도 일부는 시상 평면에서 오목한 경골 보철물.
- 제12항에 있어서, 상기 내측 경골 관절면의 전방-근심 부분은 대퇴과 관절면에 적어도 부분적으로 합치되도록 만곡되는 경골 보철물.
- 제13항에 있어서, 상기 내측 경골 관절면의 후방-외측 부분은 실질적으로 편평하며, 대퇴과 관절면에 실질적으로 합치되지 않는 경골 보철물.
- 제11항에 있어서, 상기 경골 관절면은 외측 경골 관절면이며, 상기 외측 경골 관절면은 시상 평면에서 볼록한 경골 보철물.
- 제15항에 있어서, 상기 외측 경골 관절면의 전방-근심 부분은 대퇴과 관절면에 적어도 부분적으로 합치되도록 만곡되는 경골 보철물.
- 제16항에 있어서, 상기 외측 경골 관절면의 후방-외측 부분은 실질적으로 편평하며, 대퇴과 관절면에 실질적으로 합치되지 않는 경골 보철물.
- 제11항에 있어서, 상기 경골 보철물은 경골 삽입체이며, 상기 경골 삽입체는 경골 기초판에 고정하기 위한 적어도 하나의 로크 부재를 구비하는 하면을 더 포함하는 경골 보철물.
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CN (1) | CN102821717B (ko) |
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KR20220115426A (ko) * | 2021-02-10 | 2022-08-17 | 주식회사 티제이씨라이프 | 인공 무릎 관절용 베어링 컴포넌트 |
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