KR890000923B1 - 압축둔부나사 - Google Patents
압축둔부나사 Download PDFInfo
- Publication number
- KR890000923B1 KR890000923B1 KR1019850008190A KR850008190A KR890000923B1 KR 890000923 B1 KR890000923 B1 KR 890000923B1 KR 1019850008190 A KR1019850008190 A KR 1019850008190A KR 850008190 A KR850008190 A KR 850008190A KR 890000923 B1 KR890000923 B1 KR 890000923B1
- Authority
- KR
- South Korea
- Prior art keywords
- screw
- screw body
- thigh
- groove
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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Classifications
-
- 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
- A61F2/32—Joints for the hip
-
- 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
- A61B17/74—Devices for the head or neck or trochanter of the femur
- A61B17/742—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck
- A61B17/746—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck the longitudinal elements coupled to a plate opposite the femoral head
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Neurology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Description
Claims (13)
- 대퇴부(10)에 부착되도록 구성 된 판(26)을 포함하며, 그 판(26)이 대퇴부 (10) 및 대퇴부머리(12)에 형성된 개구(30)내로 연장된 나사몸통(32)을 포함하고, 그 나사몸통(32)이 그에 관통하여 연장된 구멍(34)을 가지며, 대퇴부머리(12)에 결합되고 나사몸통(32)의 구멍(34)내로 연장된 제1부재와, 제1부재와 협동하여 나사몸통 (32)이 개구(30)로부터 이탈하는 것을 방지하기 위한 제2부재와, 제1부재 및 나사몸통 (32)과 협동하여 나사몸통(32)과 제1부재 사이의 회전을 억제하기 위한 고정장치를 포함하는, 대퇴부(10)에 대퇴부머리(12)를 고정시키기위한 압축둔부나사(20)에 있어서, 상기 나사몸통(32)은 대퇴부(10)에 부착된 판(26)부분에 인접한 하부 (33)와 판(26)부분으로 부터 떨어진 상부(35)를 가지며, 상기 고정장치는 하부(33)에 상기 나사몸통(32)내에 형성된 홈(54)과 그 홈(54)안에 배치된 핀(28)을 포함하고, 그 핀(28)은 상기 나사몸통(32)의 구멍(34)내에 연장되며, 상기 제1부재는 상기핀 (28)을 수용하기 위한 오목부(50)를 형성하여, 상기 핀(28)이 상기 제1부재 및 나사몸통 (32)에 결합됨을 특징으로 하는 압축둔부나사.
- 핀(28)과 홈(54)이 실질적으로 나사몸통(32)의 길이 전체에 연장되어 제1부재와 나사몸통(32)사이에서 회전이 시작될때 나사몸통의 전 길이에 걸쳐 하중이 전달되는 제1항의 압축둔부나사.
- 제2부재가, 제1부재와 협동할 경우, 홈(54)으로 부터 핀(28)이 이탈하는 것을 방지하는 제1항의 압축둔부나사.
- 제1부재가 제1말단(36)에 홈(40)이 형성되고 오목부(50)가 그 홈(40)과 함께 배열되어 그로부터 연장되는 제1항의 압축둔부나사.
- 나사몸통(32)이 제2부재에 인접하는 어깨(46)를 가지며, 홈(54)이 어깨(46)에서 부터 나사몸통(32)의 기부 말단까지 연장되는 제1항의 압축둔부나사.
- 핀(28)이 어깨(46)에 대하여 간격을 둔 제1부재와 나사몸통(32)간의 계면에 밀접하게 삽입되어 있는 제5항의 압축둔부나사.
- 나사몸통(32)이 홈(54)내에 핀(28)을 떼어낼수 있는 상태로 보유하는 장치를 가지며, 나사몸통(32)이 제1부재상에 최초로 결합될때 제1부재 홈(40)과 핀(28)사이를 정렬시키기 위해 핀(28)이 나사몸통(32)의 선단까지 실질적으로 연장되는 제1항의 압축둔부나사.
- 홈(54)이 나사 몸통(32)의 실질적으로 균일한 원통면에 유일한 단절부를 형성하며, 나사몸통(32)이 홈(54)으로 부터 떨어진 부분에 구멍(34)에서 부터 나사몸통 (32)의 외부표면까지 일정한 반경방향 두께를 갖는 제1항의 압축둔부나사.
- 제1부재의 오목부(50) 또는 (52)가 홈이 형성된 제1말단(36)으로 부터 나사부에 인접하지 않은 제1부재의 중간위치까지 연장되어, 최소의 재료가 제1부재로 부터 제거되어 상기 오목부가 형성되고, 상기 핀(28)을 수용하는 제1항의 압축둔부나사.
- 대퇴부에 부착되도록 구성된 판(26)을 포함하며, 그 판(26)은 대퇴부(10) 및 대퇴부머리(12)에 형성된 개구(30)내에 연장된 나사몸통(32)에 연결되며, 대퇴부 (10)및 나사몸통(32)과 협동하여 대퇴부(10)에 결합된 대퇴부머리(12)를 보유함과 동시에 상기 개구(30)로 부터 상기 나사몸통(32)이 이탈하는 것을 방지하는 한쌍의 부재를 포함하며, 상기 나사몸통(32)의 상부가 통상의 보행동작중에 둔부에 대하여 인장하중을 받고, 상기 나사몸통(32)의 하부가 통상의 보행동작중에 둔부에 대하여 압축하중을 받으며, 또한, 상기 한쌍의 부재중 하나 및 상기 나사몸통(32)과 협동하여 상기 하나의 부재와 나사몸통(32)사이의 회전을 방지하는 고정장치를 포함하고, 이 고정장치가 반경방향 두께를 관통하는 구멍을 갖지 않는 나사몸통(32)의 상부에 일정한 반경방향두께의 균일한 원통형상을 형성하기 위해 하부에서만 상기 나사몸통과 협동하여, 상기 나사몸통의 상부에 부여된 인장력을 일정한 반경방향두께의 균일한 원통형상에 고르게 분산시킴을 특징으로 하는, 대퇴부뼈대(10)에 대퇴부머리(12)를 고정시키기 위한 압축둔부나사.
- 고정장치가 나사몸통(32)에 의해 형성된 홈(54)와 하나의 부재에 의해 형성된 오목부(50)내로 연장된 핀을 포함하는 제10항의 압축둔부나사.
- 하나의 부재가 그 말단에 홈(40)이 형성되어 있고, 오목부(50) 또는 (52)가 그 홈(40)으로 부터 기부 방향으로 연장되는 제11항의 압축둔부나사.
- 하나의 부재가 대퇴부머리(12)와 결합된 기부 말단에 나사부를 형성하고, 오목부(50)가 그 나사부로 부터 일정한 간격을 두고 있으며, 홈(54)이 나사몸통(32)의 길이방향으로 연장하여 그 원통의 길이방향에 걸쳐 핀(28)이 설치되는 반면 그 오목부 (50)를 하나의 부재의 길이보다 더 짧은 길이로 제한하는 제12항의 압축둔부나사.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US668782 | 1984-11-06 | ||
US06/668,782 US4612920A (en) | 1984-11-06 | 1984-11-06 | Compression hip screw |
US668,782 | 1984-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860003821A KR860003821A (ko) | 1986-06-13 |
KR890000923B1 true KR890000923B1 (ko) | 1989-04-14 |
Family
ID=24683716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019850008190A Expired KR890000923B1 (ko) | 1984-11-06 | 1985-11-04 | 압축둔부나사 |
Country Status (13)
Country | Link |
---|---|
US (1) | US4612920A (ko) |
JP (1) | JPS61159955A (ko) |
KR (1) | KR890000923B1 (ko) |
AU (1) | AU567624B2 (ko) |
BE (1) | BE903589A (ko) |
BR (1) | BR8505526A (ko) |
CA (1) | CA1239754A (ko) |
ES (1) | ES296764Y (ko) |
FR (1) | FR2572648B1 (ko) |
GB (1) | GB2166359B (ko) |
IT (1) | IT1182955B (ko) |
MX (1) | MX163082B (ko) |
NL (1) | NL8503024A (ko) |
Families Citing this family (110)
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-
1984
- 1984-11-06 US US06/668,782 patent/US4612920A/en not_active Expired - Lifetime
-
1985
- 1985-10-29 AU AU49158/85A patent/AU567624B2/en not_active Expired
- 1985-11-04 CA CA000494515A patent/CA1239754A/en not_active Expired
- 1985-11-04 IT IT48742/85A patent/IT1182955B/it active
- 1985-11-04 KR KR1019850008190A patent/KR890000923B1/ko not_active Expired
- 1985-11-05 MX MX498A patent/MX163082B/es unknown
- 1985-11-05 GB GB08527197A patent/GB2166359B/en not_active Expired
- 1985-11-05 BR BR8505526A patent/BR8505526A/pt unknown
- 1985-11-05 NL NL8503024A patent/NL8503024A/nl not_active Application Discontinuation
- 1985-11-05 BE BE0/215826A patent/BE903589A/fr not_active IP Right Cessation
- 1985-11-05 FR FR858516367A patent/FR2572648B1/fr not_active Expired - Lifetime
- 1985-11-05 JP JP60246428A patent/JPS61159955A/ja active Granted
- 1985-11-06 ES ES1985296764U patent/ES296764Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES296764U (es) | 1988-01-16 |
KR860003821A (ko) | 1986-06-13 |
IT8548742A0 (it) | 1985-11-04 |
JPH0461658B2 (ko) | 1992-10-01 |
GB2166359B (en) | 1988-11-23 |
NL8503024A (nl) | 1986-06-02 |
US4612920A (en) | 1986-09-23 |
FR2572648A1 (fr) | 1986-05-09 |
FR2572648B1 (fr) | 1991-05-03 |
IT1182955B (it) | 1987-10-05 |
BR8505526A (pt) | 1986-08-12 |
JPS61159955A (ja) | 1986-07-19 |
GB2166359A (en) | 1986-05-08 |
AU4915885A (en) | 1986-05-15 |
ES296764Y (es) | 1988-10-01 |
BE903589A (fr) | 1986-05-05 |
AU567624B2 (en) | 1987-11-26 |
CA1239754A (en) | 1988-08-02 |
MX163082B (es) | 1991-08-19 |
GB8527197D0 (en) | 1985-12-11 |
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