JPH01308556A - モジュール形式の人工肩 - Google Patents

モジュール形式の人工肩

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Publication number
JPH01308556A
JPH01308556A JP1016491A JP1649189A JPH01308556A JP H01308556 A JPH01308556 A JP H01308556A JP 1016491 A JP1016491 A JP 1016491A JP 1649189 A JP1649189 A JP 1649189A JP H01308556 A JPH01308556 A JP H01308556A
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JP
Japan
Prior art keywords
stem
head
hole
plane
humerus
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.)
Pending
Application number
JP1016491A
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English (en)
Inventor
David M Dines
デイビツト・エム・ダインズ
Russel Warren
ラセル・エフ・ウォレン
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Individual
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Individual
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Publication of JPH01308556A publication Critical patent/JPH01308556A/ja
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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
    • A61F2/40—Joints for shoulders
    • 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
    • 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
    • A61F2/40—Joints for shoulders
    • A61F2/4081—Glenoid components, e.g. cups
    • 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
    • A61F2002/30108—Shapes
    • A61F2002/3011—Cross-sections or two-dimensional shapes
    • A61F2002/30112—Rounded shapes, e.g. with rounded corners
    • A61F2002/30113—Rounded shapes, e.g. with rounded corners circular
    • 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
    • A61F2002/30332—Conically- or frustoconically-shaped protrusion and recess
    • 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
    • A61F2002/30574—Special structural features of bone or joint prostheses not otherwise provided for with an integral complete or partial collar or flange
    • 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
    • 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
    • A61F2/30767—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
    • A61F2002/30899—Protrusions pierced with apertures
    • A61F2002/30902—Protrusions pierced with apertures laterally or radially
    • 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
    • A61F2/40—Joints for shoulders
    • A61F2/4014—Humeral heads or necks; Connections of endoprosthetic heads or necks to endoprosthetic humeral shafts
    • A61F2002/4018—Heads or epiphyseal parts of humerus
    • 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
    • A61F2/40—Joints for shoulders
    • A61F2/4014—Humeral heads or necks; Connections of endoprosthetic heads or necks to endoprosthetic humeral shafts
    • A61F2002/4051—Connections of heads directly to shafts
    • 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
    • A61F2/40—Joints for shoulders
    • A61F2/4059—Humeral shafts
    • A61F2002/4062—Proximal or metaphyseal parts of shafts
    • 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
    • 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
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0004—Rounded shapes, e.g. with rounded corners
    • A61F2230/0006—Rounded shapes, e.g. with rounded corners circular

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (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)
  • Materials For Medical Uses (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 〔発明の分野〕 本発明は、層全体を交換する為の人工肩に関する。
〔従来技術の説明］ 層全体を交換する際に使用する人工装具は既知でありそ
れらは本来、肩の凹型関節面に代わる上腕骨基部と、関
節窩構成部分に移植される上腕骨構成部分とから成り立
つ。
人工肩のモジュール化は、Ｄａ　Ｐｕｙ　　社によって
開発されたＭｃＮａｂ−Ｅｎｇｌｉｓｈ　Ｔｏｔａｌ　
ＳｈｏｕｌｄｅｒＲｅｐｌａｃｅｍｅｎｔに見られる如
（関節窩構成部分に関してなされてきたが、上腕骨構成
部分に関してはモジュール化は考慮されたことがない。
〔発明の・目的〕
本発明の主たる目的は、上腕骨構成部分が、上腕骨基部
に移植されたステム上への異なる有効寸法ヘッドの配置
を可能とするモジュール形式である人工肩を提供するこ
とにある。
このモジュール形式の構成部分を使用する構成により、
外科医は手術中の肩周囲の柔らかい細胞間の緊張のより
良好な調整を可能とする。これは層全体の交換に於て明
らかに有益である。加つるに、こうした移植が為される
上腕骨基部骨折のケースでは、ヘッド及びステムがモジ
ュール形式であることによって、外科医はもし将来必要
であればヘッドの寸法を、移植したステムを上腕骨から
取外すことなく変更できる。これは、その場合は上腕骨
のヘッドを簡単に取外すことが出来、そこに肩の凹型関
節面或は関節窩部分をうまく合わせることが出来るから
である。
〔発明の概要］ 本発明の前記及びその他目的並びに利益は、上腕骨の軸
に座着し得るステムを有する本発明のモジュール形式の
上腕骨構成部分によって達成される。取外し自在のこの
結合は好ましくは、上腕骨のヘッドを．スデムと嵌合す
るネック部分を介してステムに挿入可能とする為のモー
ルステーパを含むヘッド及びステムの為の連結構成によ
って為される。
上腕骨構成部分がモジエール形式であるのに加えて、関
節窩構成部分もまた従来技術に記載された如きモジュー
ル形式とし得、それによって層全体のモジュール交換が
可能となる。
〔実施例の説明〕
第１図から４図を参照するに、本発明に従う上腕骨構成
部分が全体を参照番号１０で示され、上腕骨のステムへ
の固定及び回転に対する安定性を助成するリブをその各
側に随意的に具備する細長部分を有するステム１１を含
んでいる。ステムｌｌの長さは好ましくは７０ｍ＋＋＋
及び１１５ｍｍの２つの寸法の何れかでありその幅は６
ｍｍ　、　７ｍｍ　ｓ　９ｍｍ及び１１ｍｍの４つの寸
法の何れかである。ステムの自由端には丸み付は部分１
３が形成され．スデム上端には平面１８から平面１９へ
と突出するフィン或は突出面１５が形成され、そして前
記平面１９にはそこから内側へと伸延する孔１６が設け
られる。平面１８は、好ましくはステムの軸に対し約４
５°或は６０°の角度をなす。
ステムは上腕骨に埋設された後の移植部分の固着を助成
する固定孔１７を有するフランジ部分１４をも具備する
。
ステム部分全体は、好ましくは固着を助成する為に多孔
質材料でコーティングされる。
第１図に示されるヘッド２０は密着状態で孔１６に挿入
されるべ（平面１８及びネック２２と衝接する底フラン
ジ２３を具備する、球形の組合せ式胴部２１を含んでい
る。孔１６及びネック２２には共にモールステーパが付
けられそれにより結合状態で配置された場合に摩擦嵌合
する。
ヘッドの直径は２８ｆｆｌ１１１．４０ＩＩｌｆｆｌ、
４４ｍｍ及び４８ｍｍの４つの寸法の内の何れかであり
、高さは好ましくは１５ｍｍから２７ｍｍである。
第１ａ図には本発明の別態様が示され、ヘッドの胴部２
１°は孔２２°を具備し．スデム１１゜はその頂部に小
ステム１６゛を具備している。第１ａ図から明らかな如
（、孔２２°及び小ステム１６°はモールステーパをｆ
Ｉシこれが、前記孔２２°及び小ステム１６°が互いに
結合された場合の摩擦嵌合を提供する。
第５図及び６図には関節窩構成部分３０の詳細が示され
、切断されそして台座３３に挿入される“クリスマスツ
リーパをヘッド２０及び関節窩ステム３２に係合させる
為の半球形プラスチック座面３１を有している。関節窩
構成部分の台座は好ましくは多孔質材料でコーティング
され且つ関節窩ステム３２を具備するメタルオンプラス
チックである。
以上本発明を具体例を参照して説明したが、本発明の内
で多くの変更を成し得ることを理解されたい。
【図面の簡単な説明】
第１図は本発明に従う、モールステーパを具備する上腕
骨構成部分のステム及びヘッド部分の部分断面側面図で
ある。 第１ａ図はモールステーパを具備する別態様のヘッド及
びステム部分の連結状態を例示する部分断面図である。 第２図は本発明に従う上腕骨構成部分のステム部分の正
面図である。 第３図は第１図を線３−３で切断した断面図である。 第４図は第１図の平面図である。 第５図は関節窩構成部分の平面図である。 第６図はプラスチックインサートを具備する第５図の関
節窩の断面図である。 尚、図中主な部分の名称は以下の通りである。 １０：上腕骨構成部分 ｌｌ：ステム １３：丸み付は部分 １４：フランジ部分 １５：突出面 １６：孔 ２０；ヘッド ２２：ネック ２３：底フランジ ３０：関節窩構成部分 ３１：半球形プラスチック座面 ３２：関節窩ステム

Claims (10)

    【特許請求の範囲】
  1. １．上腕骨構成部分及び関節窩構成部分を含む人工肩で
    あって、上腕骨構成部分が、細長いステムと、半球形の
    ヘッドと、該ヘッドをステムの一端に取外し自在に結合
    する手段とを包含する前記人工肩。
  2. ２．ヘッドをステムの一端に取外し自在に結合する手段
    は、ヘッド及びステムの一方に形成された孔と、ヘッド
    及びステムの他方に形成されたネックとから成立ち、前
    記ネックは前記孔に密着状態で受容され得る特許請求の
    範囲第１項記載の人工肩。
  3. ３．ネック及び孔はモールステーパを有している特許請
    求の範囲第２項記載の人工肩。
  4. ４．ステムには一端から他端に向けて横断方向のテーパ
    が付され且つ長手方向に沿って半径方向に突出するフィ
    ンが設けられている特許請求の範囲第１項記載の人工肩
    。
  5. ５．ステムの一端は丸み付けされている特許請求の範囲
    第１項記載の人工肩。
  6. ６．ステムは多孔質材料でコーティングされている特許
    請求の範囲第１項記載の人工肩。
  7. ７．ステムはその一端に近接してフランジを具備し、該
    フランジはその内部にステム固定用の孔を具備している
    特許請求の範囲第１項記載の人工肩。
  8. ８．ステムは７０ｍｍから１１５ｍｍの長さと、６ｍｍ
    から１１ｍｍの幅とを有している特許請求の範囲第１項
    記載の人工肩。
  9. ９．スデムのヘッドは直径が２８ｍｍから４８ｍｍであ
    り、肉厚は１５ｍｍから２７ｍｍである特許請求の範囲
    第１項記載の人工肩。
  10. １０．ステムの一端には、ステムの軸と４５゜或は６０
    ゜の角度をなして伸延する平面が具備される特許請求の
    範囲第１項記載の人工肩。
JP1016491A 1988-02-02 1989-01-27 モジュール形式の人工肩 Pending JPH01308556A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/151,335 US4865605A (en) 1988-02-02 1988-02-02 Modular shoulder prosthesis
US151335 1993-11-12

Publications (1)

Publication Number Publication Date
JPH01308556A true JPH01308556A (ja) 1989-12-13

Family

ID=22538295

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1016491A Pending JPH01308556A (ja) 1988-02-02 1989-01-27 モジュール形式の人工肩

Country Status (5)

Country Link
US (1) US4865605A (ja)
EP (1) EP0329854B1 (ja)
JP (1) JPH01308556A (ja)
AT (1) ATE82483T1 (ja)
DE (1) DE3876087T2 (ja)

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US4514865A (en) * 1982-04-19 1985-05-07 Harris William H Stemmed femoral component for the human hip
FR2529077B1 (fr) * 1982-06-29 1985-01-18 Lord Gerald Nouvelle prothese osseuse et son obtention
DE3329978C2 (de) * 1983-08-19 1985-11-07 Gebrüder Sulzer AG, Winterthur Oberschenkelteil einer Hüftgelenkprothese
EP0135755B1 (de) * 1983-08-29 1987-02-04 Protek AG Schaft für eine Hüftgelenkprothese
DE3435243C1 (de) * 1984-09-26 1986-03-13 S + G Implants GmbH, 2400 Lübeck Femurprothesenteil einer Kniegelenk-Endoprothese
FR2579454A1 (fr) * 1985-03-28 1986-10-03 Rambert Andre Prothese gleno-humerale
FR2580926B1 (fr) * 1985-04-24 1991-04-12 Montagne Patrick Prothese femorale a col modulaire independant et variable en longueur et direction pour implantations de protheses femorales simples ou de protheses totales de hanche
FR2610515A1 (fr) * 1987-02-09 1988-08-12 Jean Lannelongue Prothese d'epaule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000005205A (ja) * 1998-06-09 2000-01-11 Depuy Orthopaedics Inc モジュ―ル型関節窩アセンブリ―

Also Published As

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EP0329854B1 (en) 1992-11-19
DE3876087D1 (de) 1992-12-24
US4865605A (en) 1989-09-12
ATE82483T1 (de) 1992-12-15
DE3876087T2 (de) 1993-03-25
EP0329854A1 (en) 1989-08-30

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