JP6584599B2 - 人工膝関節を一時的に置換するためのニースペーサ - Google Patents
人工膝関節を一時的に置換するためのニースペーサ Download PDFInfo
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- JP6584599B2 JP6584599B2 JP2018133272A JP2018133272A JP6584599B2 JP 6584599 B2 JP6584599 B2 JP 6584599B2 JP 2018133272 A JP2018133272 A JP 2018133272A JP 2018133272 A JP2018133272 A JP 2018133272A JP 6584599 B2 JP6584599 B2 JP 6584599B2
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- 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
-
- 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
- A61F2/3836—Special connection between upper and lower leg, e.g. constrained
-
- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4684—Trial or dummy prostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0268—Joint distractors for the knee
-
- 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
- A61F2002/30672—Features concerning an interaction with the environment or a particular use of the prosthesis temporary
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transplantation (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
a) 少なくとも1つの雄ねじを有するステムが、上記の脛側コンポーネントの遠位側の面に配置されている。
b) 内部に少なくとも1つの雌ねじが配置されている凹部を含むセパレータが、回転可能に適切に配置されており、これによって上記の脛側コンポーネントの遠位面と、上記のセパレータの近位面との間の間隔は、上記のステムにおいてセパレータを回転することによって調整できる。
Claims (3)
- 人工膝関節を一時的に置換するためのニースペーサにおいて、
前記ニースペーサは、脛側コンポーネント(1,11)およびセパレータ(2,12)の2つのコンポーネントから構成されており、
前記脛側コンポーネント(1,11)は滑り面(4,14)を有しており、該滑り面(4,14)により、患者に挿入された状態において、大腿側コンポーネント(28)に対して可動に前記脛側コンポーネント(1,11)を配置することができ、
前記セパレータ(2,12)は、脛骨(22)に配置するためのコンタクト面(5,15)を有しており、当該コンタクト面(5,15)は、前記脛側コンポーネント(1,11)の前記滑り面(4,14)との間隔が可変で調整可能であり、
雄ねじ(6,16)を有するステム(3,13)が、前記滑り面(4,14)とは反対側の、前記脛側コンポーネント(1,11)の面に配置されており、
少なくとも1つの貫通部(8)を有する前記セパレータ(2,12)は、前記ステム(3,13)の前記雄ねじ(6,16)に合う雌ねじ(7)によって前記ステムにねじ止めされるかまたはねじ止めでき、これによって前記滑り面(4,14)と前記コンタクト面(5,15)との間の前記間隔が、前記セパレータ(2,12)を前記ステム(3,13)にねじ止めすることによって調整可能であり、
前記セパレータ(2,12)の前記コンタクト面(5,15)に1つまたは複数の開口部(9,19)が配置されており、
前記1つまたは複数の開口部(9,19)を通して骨セメント(20)が拡がり、当該骨セメント(20)によって前記セパレータ(2,12)が前記脛骨(22)に取り付けられているかまたは取り付けられ、
前記ニースペーサは、生体適合性材料から構成され、ゲンタマイシン、トブラマイシン、クリンダマイシン、バンコマイシン、ダプトマイシン、および、ホスホマイシンのうちの少なくとも1つを含む抗生物質、および/または、ポリヘキサニド、オクテニジン、過酸化カルシウム、尿素過酸化水素付加体、および、過酸化水素放出性物質のうちの少なくとも1つを含む防腐剤を含む硬化ポリメチルメタクリレート骨セメントから構成される、
ことを特徴とするニースペーサ。 - 請求項1に記載のニースペーサにおいて、
前記ニースペーサには、滑り面(30)を有する大腿側コンポーネント(28)が含まれており、
前記大腿側コンポーネント(28)および前記脛側コンポーネント(1,11)は、独立したコンポーネント(1,11,28)であり、当該コンポーネントは、患者に挿入された状態で互いに可動であり、
前記脛側コンポーネント(1,11)および前記大腿側コンポーネント(28)は、それらの滑り面(4,14,30)により、患者に挿入された状態において相互に可動に配置可能である、
ことを特徴とするニースペーサ。 - 請求項1または2記載のニースペーサにおいて、
前記セパレータ(2,12)は平行平面形ディスク(2,12)を有しており、
当該ディスク(2,12)の片面は前記コンタクト面(5,15)を形成している、
ことを特徴とするニースペーサ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013213831.8A DE102013213831B4 (de) | 2013-07-15 | 2013-07-15 | Kniespacer zum zeitweisen Ersetzen eines künstlichen Kniegelenks |
DE102013213831.8 | 2013-07-15 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014145220A Division JP6410500B2 (ja) | 2013-07-15 | 2014-07-15 | 人工膝関節を一時的に置換するためのニースペーサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019010516A JP2019010516A (ja) | 2019-01-24 |
JP6584599B2 true JP6584599B2 (ja) | 2019-10-02 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2014145220A Active JP6410500B2 (ja) | 2013-07-15 | 2014-07-15 | 人工膝関節を一時的に置換するためのニースペーサ |
JP2018133272A Active JP6584599B2 (ja) | 2013-07-15 | 2018-07-13 | 人工膝関節を一時的に置換するためのニースペーサ |
Family Applications Before (1)
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JP2014145220A Active JP6410500B2 (ja) | 2013-07-15 | 2014-07-15 | 人工膝関節を一時的に置換するためのニースペーサ |
Country Status (7)
Country | Link |
---|---|
US (1) | US9775595B2 (ja) |
EP (1) | EP2826445B1 (ja) |
JP (2) | JP6410500B2 (ja) |
CN (1) | CN104287873B (ja) |
AU (1) | AU2014203674B2 (ja) |
CA (1) | CA2855201C (ja) |
DE (1) | DE102013213831B4 (ja) |
Families Citing this family (13)
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CN107530097A (zh) * | 2015-03-24 | 2018-01-02 | 艾克斯潘多索公司 | 用于关节成形术的平衡装置和使用方法 |
ITUB20159789A1 (it) * | 2015-12-30 | 2017-06-30 | Tecres Spa | Anima per spaziatore |
US10772640B2 (en) | 2016-12-22 | 2020-09-15 | Orthosensor Inc. | Surgical apparatus having a medial plate and a lateral plate and method therefore |
US11266512B2 (en) | 2016-12-22 | 2022-03-08 | Orthosensor Inc. | Surgical apparatus to support installation of a prosthetic component and method therefore |
US11185425B2 (en) | 2016-12-22 | 2021-11-30 | Orthosensor Inc. | Surgical tensor configured to distribute loading through at least two pivot points |
US11291437B2 (en) | 2016-12-22 | 2022-04-05 | Orthosensor Inc. | Tilting surgical tensor to support at least one bone cut |
US11284873B2 (en) | 2016-12-22 | 2022-03-29 | Orthosensor Inc. | Surgical tensor where each distraction mechanism is supported and aligned by at least two guide shafts |
CN107898537B (zh) * | 2017-11-09 | 2019-04-19 | 上海市第四人民医院 | 一种骨关节假体平台垫片组件 |
DE102018106704B4 (de) | 2018-03-21 | 2021-06-24 | Heraeus Medical Gmbh | Kniespacersystem mit Spülvorrichtung |
CN111588520B (zh) * | 2020-05-08 | 2021-08-03 | 天衍医疗器材有限公司 | 一种膝关节假体 |
CN112022447B (zh) * | 2020-09-17 | 2023-02-21 | 浙江康飞思医疗科技有限公司 | 一种膝关节假体 |
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-
2013
- 2013-07-15 DE DE102013213831.8A patent/DE102013213831B4/de active Active
-
2014
- 2014-06-25 CA CA2855201A patent/CA2855201C/en active Active
- 2014-06-26 EP EP14174580.2A patent/EP2826445B1/de active Active
- 2014-07-04 AU AU2014203674A patent/AU2014203674B2/en active Active
- 2014-07-14 US US14/330,735 patent/US9775595B2/en active Active
- 2014-07-15 CN CN201410336647.1A patent/CN104287873B/zh active Active
- 2014-07-15 JP JP2014145220A patent/JP6410500B2/ja active Active
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2018
- 2018-07-13 JP JP2018133272A patent/JP6584599B2/ja active Active
Also Published As
Publication number | Publication date |
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CA2855201A1 (en) | 2015-01-15 |
US9775595B2 (en) | 2017-10-03 |
JP6410500B2 (ja) | 2018-10-24 |
CN104287873B (zh) | 2017-12-01 |
AU2014203674A1 (en) | 2015-01-29 |
JP2015016338A (ja) | 2015-01-29 |
DE102013213831B4 (de) | 2015-01-29 |
JP2019010516A (ja) | 2019-01-24 |
AU2014203674B2 (en) | 2015-02-12 |
CA2855201C (en) | 2016-05-24 |
EP2826445A1 (de) | 2015-01-21 |
EP2826445B1 (de) | 2017-03-15 |
DE102013213831A1 (de) | 2015-01-15 |
CN104287873A (zh) | 2015-01-21 |
US20150018832A1 (en) | 2015-01-15 |
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