JP5671106B2 - 人工寛骨臼体外組立体の製造方法 - Google Patents
人工寛骨臼体外組立体の製造方法 Download PDFInfo
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- JP5671106B2 JP5671106B2 JP2013152196A JP2013152196A JP5671106B2 JP 5671106 B2 JP5671106 B2 JP 5671106B2 JP 2013152196 A JP2013152196 A JP 2013152196A JP 2013152196 A JP2013152196 A JP 2013152196A JP 5671106 B2 JP5671106 B2 JP 5671106B2
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- insert
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- indwelling
- insertion shell
- ceramic
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4637—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for connecting or disconnecting two parts of a prosthesis
- A61F2002/4641—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for connecting or disconnecting two parts of a prosthesis for disconnecting
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- 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
- A61F2002/4681—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor by applying mechanical shocks, e.g. by hammering
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- A—HUMAN NECESSITIES
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- 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
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- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4688—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor having operating or control means
- A61F2002/4692—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor having operating or control means fluid
- A61F2002/4693—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor having operating or control means fluid hydraulic
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- A—HUMAN NECESSITIES
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- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2220/0033—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementary-shaped recess, e.g. held by friction fit
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
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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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
-
- 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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00017—Iron- or Fe-based alloys, e.g. stainless steel
-
- 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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00023—Titanium or titanium-based alloys, e.g. Ti-Ni alloys
-
- 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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00179—Ceramics or ceramic-like structures
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/4984—Retaining clearance for motion between assembled parts
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Cardiology (AREA)
- Public Health (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Catching Or Destruction (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Description
・ 患者の骨盤における寛骨臼窩洞にアンカーされるよう適合された実質的に半球形である凸状外部アンカー面を備え、また、環状エッジを有する凹状受容面を備える、金属挿入シェル、及び、
・ 該挿入シェルの凹状受容面において係合される外部面を備え、また、大腿骨人工頭又は可動関節インサートの係合及びピボットを可能にするよう実質的に半球形である凹状関節表面を含む内部受容面を備える、セラミック固定最終関節インサート、
を有する人工寛骨臼を提案する。該セラミック固定最終関節インサートは、約4mmより薄いか、あるいはそれと同等である厚さを備える。挿入シェルは、環状受容構造を有する。該環状受容構造は、挿入シェルに挿入される固定最終関節インサートの受容面を越えて突出し、また、インパクターがセラミック固定最終関節インサートの存在下で該環状受容面に対して固定され得るよう適合され得る環状受容面を有する。挿入シェルは、環状エッジの近くにおいて、約4mmより薄いかあるいは同等であり且つ2mmより大きい厚さを備える。
・ 末梢受容構造は、連続的あるいは非連続的環状溝を有し得、
・ 留置及び配向インサートは、該環状溝において弾性的に係合される連続的あるいは非連続的環状リブを有し得る。
・ 末梢受容構造は、雌ねじ又は雄ねじを有し得、
・ 留置及び配向インサートは、留置及び配向インサートを末梢受容構造に対してそれをねじ込むことによって取外し可能に固定するよう、末梢受容構造のねじ山に対応する雄ねじ又は雌ねじを有し得る。
・ 留置及び配向インサートは、留置及び配向インサートが挿入シェルの末梢受容構造に対して固定されると、留置及び配向インサートと固定最終関節インサートの凹状関節表面の下部との間において自由空間が残されるよう適合される。
・ 留置及び配向インサートは、挿入シェルの短い環状伸張部(short annular extension)におけるその末梢において密封接触され得る。
・ 固定穴は、開放穴であり得、外部と、留置及び配向インサートと固定最終関節インサートとの間における自由空間との間において連通を与え、また、そこにシリンジの端部を密封して係合する寸法にされる。
a) 凹状受容面及び突出する環状受容面を備える金属挿入シェルを与える段階、
b) 外部面及び凹状関節表面を備えるセラミック関節インサートを与える段階、
c) 挿入シェルの凹状受容面において関節インサートの外部面を係合させる段階、及び、
d) 細菌防御(プロテクション)エンベロープにおいて形成される組合せを滅菌する段階、
を有する。
e) 手術室において密封されたエンベロープを開放する段階、
f) インパクターを人工寛骨臼に対して固定する段階、及び、
g) 骨における寛骨臼窩洞において人工寛骨臼を係合し、骨に対して固定するよう人工寛骨臼にインパクト(衝撃)を与える(impacting)段階、
を有するかかる方法を提案する。
・ 挿入シェル1は、患者の骨盤における寛骨臼窩洞にアンカーされるよう適合された実質的に半球形である凸状外部アンカー面2を備え、また凹状受容面3を備え、また、
・ セラミック固定最終関節インサート4は、該挿入シェル1の凹状受容面3において係合する外部面5を備え、また、大腿骨人工頭又は可動関節インサート(図示せず)の係合及びピボットを可能にするよう実質的に半球形である凹状関節表面7を有する内部受容面6を備える。
Claims (14)
- 人工寛骨臼体外組立体の製造方法であり、前記方法は:
(a)円錐状表面を備える凹状受容面を有するとともに、末梢受容構造を有する金属挿入シェルを与えるステップ、
(b)セラミック関節インサートを与えるステップを含み、
前記セラミック関節インサートは、前記金属挿入シェルと区別され、かつ別に製造され、円錐状表面を備える外部表面を有するとともに、凹状関節表面を含む内部受容面を有し、
(c)前記セラミック関節インサートの前記外部表面を、前記金属挿入シェルの前記凹状受容面内で体外で係合させるステップであって、前記外部表面の前記円錐状表面と前記凹状受容面の前記円錐状表面とが互いに当接する、ステップ、
(c1)インパクターが取り外し可能に固定され得る組立体構造を含む留置及び配向インサートを、前記末梢受容構造を使用することによって、前記金属挿入シェルに取り外し可能に固定するステップ、及び
(d)前記挿入シェル、前記セラミック関節インサート、並びに前記留置及び配向インサートの組立体を細菌防御エンベロープにおいて滅菌して、前記患者の骨盤内で、前記金属挿入シェル及び前記セラミック関節インサートの同時インパクトを与えることが可能な人工寛骨臼体外組立体を得るステップ、を含む方法。 - 請求項1に記載の方法であり、前記滅菌ステップ(d)が、ガンマ線の照射によってもたらされ得ることを特徴とする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記留置及び配向インサートがポリエチレンからなることを特徴とする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記インパクターが取り外し可能に固定され得る組立体構造が、前記留置及び配向インサートにおいて形成される固定ねじ穴を有し、前記インパクターの前記対応するねじ部のねじ込みを可能にする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記金属挿入シェルに固定される前記留置及び配向インサートは、前記セラミック関節インサートの前記内部受容面上に位置するか、又は前記内部受容面から短い距離(e)をおく、ことを特徴とする方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記留置及び配向インサートは前記金属挿入シェルに固定され、前記留置及び配向インサートを前記金属挿入シェル内に保持するように、セラミック関節インサート上に位置するように適合される突出する1つ又は複数の弾性リブを備えること、を特徴とする方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記金属挿入シェルが、前記凹状受容面の環状エッジの近くで、4mm以下で2mmを超える厚さ(E)を持つことを特徴とする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記セラミック関節インサートが、4mm以下の厚さを持つことを特徴とする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり、前記末梢受容構造が、環状であることを特徴とする、方法。
- 請求項1又は2のいずれか一項に記載の方法であり:
前記末梢受容構造が、連続又は非連続環状溝を含み、
前記留置及び配向インサートが、前記環状溝と弾性的に係合される、連続又は非連続環状リブを含むことを特徴とする、方法。 - 請求項10に記載の方法であり:
前記環状溝が連続であり、
前記留置及び配向インサートの前記環状リブが、前記環状溝と弾性的に係合する、連続的外部環状リブであることを特徴とする、方法。 - 請求項1又は2のいずれか一項に記載の方法であり:
前記末梢受容構造が、雌ねじ又は雄ねじを有し、
前記留置及び配向インサートは、前記末梢受容構造に対して前記留置及び配向インサートをねじ込むことによって前記留置及び配向インサートを取外し可能に固定するよう前記末梢受容構造のねじ山と協働する、方法。 - 請求項4に記載の方法であり、前記固定ねじ穴は、開放穴であり、前記開放穴は、前記固定ねじ穴へとねじ込まれるよう適応されるねじロッドを有する分離ツールと協働するよう適応され、また、前記留置及び配向インサートの前記固定ねじ穴への前記ねじロッドのねじ込み中に、前記固定最終関節インサートの前記凹状関節表面に対して位置するよう適合される遠位端部を備えること、を特徴とする、方法。
- 請求項4に記載の方法であり、前記方法は:
前記留置及び配向インサートは、前記留置及び配向インサートが前記挿入シェルの前記末梢受容構造に対して固定されると、前記留置及び配向インサートと前記セラミック関節インサートの前記凹状関節表面の下部との間において自由空間(S)が残るよう、適合され、
前記留置及び配向インサートは、前記挿入シェルの前記末梢受容構造内の末梢で密封接触し、
前記固定ねじ穴は開放穴であり、前記開放穴は、前記留置及び配向インサートと前記セラミック関節インサートとの間における前記自由空間(S)と、外部との間において連絡を与え、そこに加圧流体パイプの端部を密封して係合するよう寸法を定められることを特徴とする、方法。
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KR (2) | KR101422462B1 (ja) |
CN (2) | CN101600403B (ja) |
AT (1) | ATE534349T3 (ja) |
AU (2) | AU2008247066B2 (ja) |
BR (2) | BRPI0823325B8 (ja) |
CA (2) | CA2674624C (ja) |
DE (2) | DE10153901T1 (ja) |
ES (2) | ES2378220T7 (ja) |
FR (1) | FR2911062B1 (ja) |
HK (2) | HK1138753A1 (ja) |
IL (2) | IL199717A (ja) |
MA (1) | MA31177B1 (ja) |
MX (1) | MX2009007298A (ja) |
PT (2) | PT2189135E (ja) |
RU (2) | RU2599203C2 (ja) |
WO (1) | WO2008135868A1 (ja) |
ZA (1) | ZA200904848B (ja) |
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US9005307B2 (en) | 2006-11-07 | 2015-04-14 | Biomedflex, Llc | Prosthetic ball-and-socket joint |
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US8070823B2 (en) | 2006-11-07 | 2011-12-06 | Biomedflex Llc | Prosthetic ball-and-socket joint |
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